Redundant throws clause in tests

65 files changed, 227 insertions, 227 deletions

diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/batch/debt/DebtRemediationFunctionTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/batch/debt/DebtRemediationFunctionTest.java
index d81198ba11d..09c65ee553d 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/batch/debt/DebtRemediationFunctionTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/batch/debt/DebtRemediationFunctionTest.java
@@ -28,7 +28,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class DebtRemediationFunctionTest {
 
   @Test
-  public void create_linear() throws Exception {
+  public void create_linear() {
     DebtRemediationFunction function = DebtRemediationFunction.createLinear(Duration.create(10));
     assertThat(function.type()).isEqualTo(DebtRemediationFunction.Type.LINEAR);
     assertThat(function.coefficient()).isEqualTo(Duration.create(10));
@@ -36,7 +36,7 @@ public class DebtRemediationFunctionTest {
   }
 
   @Test
-  public void create_linear_with_offset() throws Exception {
+  public void create_linear_with_offset() {
     DebtRemediationFunction function = DebtRemediationFunction.createLinearWithOffset(Duration.create(10), Duration.create(5));
     assertThat(function.type()).isEqualTo(DebtRemediationFunction.Type.LINEAR_OFFSET);
     assertThat(function.coefficient()).isEqualTo(Duration.create(10));
@@ -44,7 +44,7 @@ public class DebtRemediationFunctionTest {
   }
 
   @Test
-  public void create_constant_per_issue() throws Exception {
+  public void create_constant_per_issue() {
     DebtRemediationFunction function = DebtRemediationFunction.createConstantPerIssue(Duration.create(10));
     assertThat(function.type()).isEqualTo(DebtRemediationFunction.Type.CONSTANT_ISSUE);
     assertThat(function.coefficient()).isNull();
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/batch/debt/internal/DefaultDebtCharacteristicTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/batch/debt/internal/DefaultDebtCharacteristicTest.java
index 0dd4dca7531..932e7d22d0a 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/batch/debt/internal/DefaultDebtCharacteristicTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/batch/debt/internal/DefaultDebtCharacteristicTest.java
@@ -29,7 +29,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class DefaultDebtCharacteristicTest {
 
   @Test
-  public void setter_and_getter_on_characteristic() throws Exception {
+  public void setter_and_getter_on_characteristic() {
     DefaultDebtCharacteristic debtCharacteristic = new DefaultDebtCharacteristic()
       .setId(1)
       .setKey("PORTABILITY")
@@ -49,7 +49,7 @@ public class DefaultDebtCharacteristicTest {
   }
 
   @Test
-  public void setter_and_getter_on_sub_characteristic() throws Exception {
+  public void setter_and_getter_on_sub_characteristic() {
     DefaultDebtCharacteristic debtCharacteristic = new DefaultDebtCharacteristic()
       .setId(1)
       .setKey("COMPILER")
@@ -69,7 +69,7 @@ public class DefaultDebtCharacteristicTest {
   }
 
   @Test
-  public void to_string() throws Exception {
+  public void to_string() {
     assertThat(new DefaultDebtCharacteristic()
       .setId(1)
       .setKey("PORTABILITY")
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/batch/debt/internal/DefaultDebtModelTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/batch/debt/internal/DefaultDebtModelTest.java
index 944c892ca72..6840f37d576 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/batch/debt/internal/DefaultDebtModelTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/batch/debt/internal/DefaultDebtModelTest.java
@@ -30,7 +30,7 @@ public class DefaultDebtModelTest {
   private DefaultDebtModel debtModel;
 
   @Before
-  public void setUp() throws Exception {
+  public void setUp() {
     debtModel = new DefaultDebtModel()
       .addCharacteristic(
         new DefaultDebtCharacteristic().setId(1)
@@ -48,22 +48,22 @@ public class DefaultDebtModelTest {
   }
 
   @Test
-  public void all_characteristics() throws Exception {
+  public void all_characteristics() {
     assertThat(debtModel.allCharacteristics()).hasSize(2);
   }
 
   @Test
-  public void characteristics() throws Exception {
+  public void characteristics() {
     assertThat(debtModel.characteristics()).hasSize(1);
   }
 
   @Test
-  public void sub_characteristics() throws Exception {
+  public void sub_characteristics() {
     assertThat(debtModel.subCharacteristics("MEMORY_EFFICIENCY")).hasSize(1);
   }
 
   @Test
-  public void characteristic_by_id() throws Exception {
+  public void characteristic_by_id() {
     DefaultDebtCharacteristic debtCharacteristic = (DefaultDebtCharacteristic) debtModel.characteristicById(1);
     assertThat(debtCharacteristic).isNotNull();
     assertThat(debtCharacteristic.id()).isEqualTo(1);
@@ -78,7 +78,7 @@ public class DefaultDebtModelTest {
   }
 
   @Test
-  public void characteristic_by_key() throws Exception {
+  public void characteristic_by_key() {
     DefaultDebtCharacteristic debtCharacteristic = (DefaultDebtCharacteristic) debtModel.characteristicByKey("EFFICIENCY");
     assertThat(debtCharacteristic).isNotNull();
     assertThat(debtCharacteristic.id()).isEqualTo(2);
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/batch/fs/internal/DefaultFilePredicatesTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/batch/fs/internal/DefaultFilePredicatesTest.java
index 4fdabac2ad9..1877b74831c 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/batch/fs/internal/DefaultFilePredicatesTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/batch/fs/internal/DefaultFilePredicatesTest.java
@@ -53,45 +53,45 @@ public class DefaultFilePredicatesTest {
   }
 
   @Test
-  public void all() throws Exception {
+  public void all() {
     Assertions.assertThat(predicates.all().apply(javaFile)).isTrue();
   }
 
   @Test
-  public void none() throws Exception {
+  public void none() {
     assertThat(predicates.none().apply(javaFile)).isFalse();
   }
 
   @Test
-  public void matches_inclusion_pattern() throws Exception {
+  public void matches_inclusion_pattern() {
     assertThat(predicates.matchesPathPattern("src/main/**/Action.java").apply(javaFile)).isTrue();
     assertThat(predicates.matchesPathPattern("Action.java").apply(javaFile)).isFalse();
     assertThat(predicates.matchesPathPattern("src/**/*.php").apply(javaFile)).isFalse();
   }
 
   @Test
-  public void matches_inclusion_patterns() throws Exception {
+  public void matches_inclusion_patterns() {
     assertThat(predicates.matchesPathPatterns(new String[] {"src/other/**.java", "src/main/**/Action.java"}).apply(javaFile)).isTrue();
     assertThat(predicates.matchesPathPatterns(new String[] {}).apply(javaFile)).isTrue();
     assertThat(predicates.matchesPathPatterns(new String[] {"src/other/**.java", "src/**/*.php"}).apply(javaFile)).isFalse();
   }
 
   @Test
-  public void does_not_match_exclusion_pattern() throws Exception {
+  public void does_not_match_exclusion_pattern() {
     assertThat(predicates.doesNotMatchPathPattern("src/main/**/Action.java").apply(javaFile)).isFalse();
     assertThat(predicates.doesNotMatchPathPattern("Action.java").apply(javaFile)).isTrue();
     assertThat(predicates.doesNotMatchPathPattern("src/**/*.php").apply(javaFile)).isTrue();
   }
 
   @Test
-  public void does_not_match_exclusion_patterns() throws Exception {
+  public void does_not_match_exclusion_patterns() {
     assertThat(predicates.doesNotMatchPathPatterns(new String[] {}).apply(javaFile)).isTrue();
     assertThat(predicates.doesNotMatchPathPatterns(new String[] {"src/other/**.java", "src/**/*.php"}).apply(javaFile)).isTrue();
     assertThat(predicates.doesNotMatchPathPatterns(new String[] {"src/other/**.java", "src/main/**/Action.java"}).apply(javaFile)).isFalse();
   }
 
   @Test
-  public void has_relative_path() throws Exception {
+  public void has_relative_path() {
     assertThat(predicates.hasRelativePath("src/main/java/struts/Action.java").apply(javaFile)).isTrue();
     assertThat(predicates.hasRelativePath("src/main/java/struts/Other.java").apply(javaFile)).isFalse();
 
@@ -139,38 +139,38 @@ public class DefaultFilePredicatesTest {
   }
 
   @Test
-  public void has_language() throws Exception {
+  public void has_language() {
     assertThat(predicates.hasLanguage("java").apply(javaFile)).isTrue();
     assertThat(predicates.hasLanguage("php").apply(javaFile)).isFalse();
   }
 
   @Test
-  public void has_languages() throws Exception {
+  public void has_languages() {
     assertThat(predicates.hasLanguages(Arrays.asList("java", "php")).apply(javaFile)).isTrue();
     assertThat(predicates.hasLanguages(Arrays.asList("cobol", "php")).apply(javaFile)).isFalse();
     assertThat(predicates.hasLanguages(Collections.<String>emptyList()).apply(javaFile)).isTrue();
   }
 
   @Test
-  public void has_status() throws Exception {
+  public void has_status() {
     assertThat(predicates.hasStatus(InputFile.Status.ADDED).apply(javaFile)).isTrue();
     assertThat(predicates.hasStatus(InputFile.Status.CHANGED).apply(javaFile)).isFalse();
   }
 
   @Test
-  public void has_type() throws Exception {
+  public void has_type() {
     assertThat(predicates.hasType(InputFile.Type.MAIN).apply(javaFile)).isTrue();
     assertThat(predicates.hasType(InputFile.Type.TEST).apply(javaFile)).isFalse();
   }
 
   @Test
-  public void not() throws Exception {
+  public void not() {
     assertThat(predicates.not(predicates.hasType(InputFile.Type.MAIN)).apply(javaFile)).isFalse();
     assertThat(predicates.not(predicates.hasType(InputFile.Type.TEST)).apply(javaFile)).isTrue();
   }
 
   @Test
-  public void and() throws Exception {
+  public void and() {
     // empty
     assertThat(predicates.and().apply(javaFile)).isTrue();
     assertThat(predicates.and(new FilePredicate[0]).apply(javaFile)).isTrue();
@@ -191,7 +191,7 @@ public class DefaultFilePredicatesTest {
   }
 
   @Test
-  public void or() throws Exception {
+  public void or() {
     // empty
     assertThat(predicates.or().apply(javaFile)).isTrue();
     assertThat(predicates.or(new FilePredicate[0]).apply(javaFile)).isTrue();
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/batch/fs/internal/DefaultFileSystemTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/batch/fs/internal/DefaultFileSystemTest.java
index 6c7a5bd9f0d..0b9ecdeecec 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/batch/fs/internal/DefaultFileSystemTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/batch/fs/internal/DefaultFileSystemTest.java
@@ -70,7 +70,7 @@ public class DefaultFileSystemTest {
   }
 
   @Test
-  public void add_languages() throws Exception {
+  public void add_languages() {
     assertThat(fs.languages()).isEmpty();
 
     fs.addLanguages("java", "php", "cobol");
@@ -78,7 +78,7 @@ public class DefaultFileSystemTest {
   }
 
   @Test
-  public void files() throws Exception {
+  public void files() {
     assertThat(fs.inputFiles(fs.predicates().all())).isEmpty();
 
     fs.add(new DefaultInputFile("foo", "src/Foo.php").setLanguage("php"));
@@ -108,13 +108,13 @@ public class DefaultFileSystemTest {
   }
 
   @Test
-  public void input_file_returns_null_if_file_not_found() throws Exception {
+  public void input_file_returns_null_if_file_not_found() {
     assertThat(fs.inputFile(fs.predicates().hasRelativePath("src/Bar.java"))).isNull();
     assertThat(fs.inputFile(fs.predicates().hasLanguage("cobol"))).isNull();
   }
 
   @Test
-  public void input_file_fails_if_too_many_results() throws Exception {
+  public void input_file_fails_if_too_many_results() {
     thrown.expect(IllegalArgumentException.class);
     thrown.expectMessage("expected one element");
 
@@ -125,7 +125,7 @@ public class DefaultFileSystemTest {
   }
 
   @Test
-  public void input_file_supports_non_indexed_predicates() throws Exception {
+  public void input_file_supports_non_indexed_predicates() {
     fs.add(new DefaultInputFile("foo", "src/Bar.java").setLanguage("java"));
 
     // it would fail if more than one java file
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/batch/fs/internal/PathPatternTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/batch/fs/internal/PathPatternTest.java
index aa0e0c4abe5..b1bb79fce9b 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/batch/fs/internal/PathPatternTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/batch/fs/internal/PathPatternTest.java
@@ -33,7 +33,7 @@ public class PathPatternTest {
   public TemporaryFolder temp = new TemporaryFolder();
 
   @Test
-  public void match_relative_path() throws Exception {
+  public void match_relative_path() {
     PathPattern pattern = PathPattern.create("**/*Foo.java");
     assertThat(pattern.toString()).isEqualTo("**/*Foo.java");
 
@@ -91,7 +91,7 @@ public class PathPatternTest {
   }
 
   @Test
-  public void create_array_of_patterns() throws Exception {
+  public void create_array_of_patterns() {
     PathPattern[] patterns = PathPattern.create(new String[] {
       "**/src/main/**Foo.java",
       "file:**/src/main/**Bar.java"
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/batch/rule/internal/ActiveRulesBuilderTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/batch/rule/internal/ActiveRulesBuilderTest.java
index b3a7c4306f9..29cfc369d0a 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/batch/rule/internal/ActiveRulesBuilderTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/batch/rule/internal/ActiveRulesBuilderTest.java
@@ -30,14 +30,14 @@ import static org.junit.Assert.fail;
 
 public class ActiveRulesBuilderTest {
   @Test
-  public void no_rules() throws Exception {
+  public void no_rules() {
     ActiveRulesBuilder builder = new ActiveRulesBuilder();
     ActiveRules rules = builder.build();
     assertThat(rules.findAll()).isEmpty();
   }
 
   @Test
-  public void build_rules() throws Exception {
+  public void build_rules() {
     ActiveRules activeRules = new ActiveRulesBuilder()
       .create(RuleKey.of("squid", "S0001"))
       .setName("My Rule")
@@ -78,7 +78,7 @@ public class ActiveRulesBuilderTest {
   }
 
   @Test
-  public void fail_to_add_twice_the_same_rule() throws Exception {
+  public void fail_to_add_twice_the_same_rule() {
     ActiveRulesBuilder builder = new ActiveRulesBuilder();
     builder.create(RuleKey.of("squid", "S0001")).activate();
     try {
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/batch/rule/internal/RulesBuilderTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/batch/rule/internal/RulesBuilderTest.java
index 6dcd026ef35..95f0cea83cd 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/batch/rule/internal/RulesBuilderTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/batch/rule/internal/RulesBuilderTest.java
@@ -33,14 +33,14 @@ import static org.junit.Assert.fail;
 
 public class RulesBuilderTest {
   @Test
-  public void no_rules() throws Exception {
+  public void no_rules() {
     RulesBuilder builder = new RulesBuilder();
     Rules rules = builder.build();
     assertThat(rules.findAll()).isEmpty();
   }
 
   @Test
-  public void build_rules() throws Exception {
+  public void build_rules() {
     RulesBuilder builder = new RulesBuilder();
     NewRule newSquid1 = builder.add(RuleKey.of("squid", "S0001"));
     newSquid1.setName("Detect bug");
@@ -95,7 +95,7 @@ public class RulesBuilderTest {
   }
 
   @Test
-  public void fail_to_add_twice_the_same_rule() throws Exception {
+  public void fail_to_add_twice_the_same_rule() {
     RulesBuilder builder = new RulesBuilder();
     builder.add(RuleKey.of("squid", "S0001"));
     try {
@@ -107,7 +107,7 @@ public class RulesBuilderTest {
   }
 
   @Test
-  public void fail_to_add_twice_the_same_param() throws Exception {
+  public void fail_to_add_twice_the_same_param() {
     RulesBuilder builder = new RulesBuilder();
     NewRule newRule = builder.add(RuleKey.of("squid", "S0001"));
     newRule.addParam("min");
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/batch/sensor/highlighting/internal/DefaultHighlightingTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/batch/sensor/highlighting/internal/DefaultHighlightingTest.java
index 03726d4d74a..acd24d674cb 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/batch/sensor/highlighting/internal/DefaultHighlightingTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/batch/sensor/highlighting/internal/DefaultHighlightingTest.java
@@ -67,7 +67,7 @@ public class DefaultHighlightingTest {
   }
 
   @Test
-  public void should_register_highlighting_rule() throws Exception {
+  public void should_register_highlighting_rule() {
     assertThat(highlightingRules).hasSize(6);
   }
 
@@ -76,7 +76,7 @@ public class DefaultHighlightingTest {
   }
 
   @Test
-  public void should_order_by_start_then_end_offset() throws Exception {
+  public void should_order_by_start_then_end_offset() {
     assertThat(highlightingRules).extracting("range", TextRange.class).containsExactly(rangeOf(1, 0, 1, 10),
       rangeOf(1, 10, 1, 12),
       rangeOf(1, 12, 1, 20),
@@ -87,7 +87,7 @@ public class DefaultHighlightingTest {
   }
 
   @Test
-  public void should_suport_overlapping() throws Exception {
+  public void should_suport_overlapping() {
     new DefaultHighlighting(mock(SensorStorage.class))
       .onFile(INPUT_FILE)
       .highlight(0, 15, KEYWORD)
@@ -96,7 +96,7 @@ public class DefaultHighlightingTest {
   }
 
   @Test
-  public void should_prevent_boudaries_overlapping() throws Exception {
+  public void should_prevent_boudaries_overlapping() {
     throwable.expect(IllegalStateException.class);
     throwable
       .expectMessage("Cannot register highlighting rule for characters at Range[from [line=1, lineOffset=8] to [line=1, lineOffset=15]] as it overlaps at least one existing rule");
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/config/AesCipherTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/config/AesCipherTest.java
index b2dccf589b3..ad50caadfc6 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/config/AesCipherTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/config/AesCipherTest.java
@@ -175,7 +175,7 @@ public class AesCipherTest {
   }
 
   @Test
-  public void doesNotHaveSecretKey() throws Exception {
+  public void doesNotHaveSecretKey() {
     AesCipher cipher = new AesCipher("/my/twitter/id/is/SimonBrandhof");
 
     assertThat(cipher.hasSecretKey(), Matchers.is(false));
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/config/CategoryTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/config/CategoryTest.java
index 3a9fc4d29a2..2244d81f0a6 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/config/CategoryTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/config/CategoryTest.java
@@ -39,12 +39,12 @@ public class CategoryTest {
   }
 
   @Test
-  public void should_normalize_key() throws Exception {
+  public void should_normalize_key() {
     assertThat(new Category("Licenses").key()).isEqualTo("licenses");
   }
 
   @Test
-  public void should_use_original_key() throws Exception {
+  public void should_use_original_key() {
     assertThat(new Category("Licenses").toString()).isEqualTo("Licenses");
   }
 
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/config/SettingsTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/config/SettingsTest.java
index ff14eae997f..32a2d772d0b 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/config/SettingsTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/config/SettingsTest.java
@@ -123,7 +123,7 @@ public class SettingsTest {
   }
 
   @Test
-  public void setProperty_date() throws Exception {
+  public void setProperty_date() {
     Settings settings = new Settings();
     Date date = DateUtils.parseDateTime("2010-05-18T15:50:45+0100");
     settings.setProperty("aDate", date);
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/database/model/MeasureModelTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/database/model/MeasureModelTest.java
index 24547b68d06..4a8ec6601a0 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/database/model/MeasureModelTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/database/model/MeasureModelTest.java
@@ -28,7 +28,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 
 public class MeasureModelTest {
   @Test
-  public void text_is_utf8() throws UnsupportedEncodingException {
+  public void text_is_utf8() {
     String s = "accents éà and special characters ç€";
 
     MeasureModel measure = new MeasureModel();
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/issue/NoSonarFilterTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/issue/NoSonarFilterTest.java
index ddcaacbb992..230826a8b87 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/issue/NoSonarFilterTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/issue/NoSonarFilterTest.java
@@ -69,7 +69,7 @@ public class NoSonarFilterTest {
   }
 
   @Test
-  public void should_accept_issues_on_no_sonar_rules() throws Exception {
+  public void should_accept_issues_on_no_sonar_rules() {
     // The "No Sonar" rule logs violations on the lines that are flagged with "NOSONAR" !!
     Issue issue = mock(Issue.class);
     when(issue.componentKey()).thenReturn("struts:org.apache.Action");
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/issue/action/ActionTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/issue/action/ActionTest.java
index a2d1aef5eef..e1fb1f2bb41 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/issue/action/ActionTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/issue/action/ActionTest.java
@@ -48,7 +48,7 @@ public class ActionTest {
   }
 
   @Test
-  public void key_should_be_set() throws Exception {
+  public void key_should_be_set() {
     try {
       new Action("");
       fail();
@@ -58,7 +58,7 @@ public class ActionTest {
   }
 
   @Test
-  public void should_verify_conditions() throws Exception {
+  public void should_verify_conditions() {
     DefaultIssue issue = new DefaultIssue();
     Action action = new Action("link-to-jira")
       .setConditions(condition1, condition2);
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/issue/action/ActionsTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/issue/action/ActionsTest.java
index 898d1570458..805cfd9a49e 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/issue/action/ActionsTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/issue/action/ActionsTest.java
@@ -27,7 +27,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class ActionsTest {
 
   @Test
-  public void add_action() throws Exception {
+  public void add_action() {
     Actions actions = new Actions();
     actions.add("plan");
 
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/HasResolutionTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/HasResolutionTest.java
index fe0937fe1d4..67467178ba1 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/HasResolutionTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/HasResolutionTest.java
@@ -30,7 +30,7 @@ public class HasResolutionTest {
   DefaultIssue issue = new DefaultIssue();
 
   @Test
-  public void should_match() throws Exception {
+  public void should_match() {
     HasResolution condition = new HasResolution(Issue.RESOLUTION_FIXED, Issue.RESOLUTION_FALSE_POSITIVE);
 
     assertThat(condition.matches(issue.setResolution("FIXED"))).isTrue();
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/HasStatusTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/HasStatusTest.java
index ab9705a7068..4b3b6e834cd 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/HasStatusTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/HasStatusTest.java
@@ -30,7 +30,7 @@ public class HasStatusTest {
   DefaultIssue issue = new DefaultIssue();
 
   @Test
-  public void should_match() throws Exception {
+  public void should_match() {
     HasStatus condition = new HasStatus("OPEN", "REOPENED", "CONFIRMED");
 
     assertThat(condition.matches(issue.setStatus("OPEN"))).isTrue();
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/IsUnResolvedTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/IsUnResolvedTest.java
index f626e00ed86..3e826ba0ebf 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/IsUnResolvedTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/IsUnResolvedTest.java
@@ -30,7 +30,7 @@ public class IsUnResolvedTest {
   DefaultIssue issue = new DefaultIssue();
 
   @Test
-  public void should_match() throws Exception {
+  public void should_match() {
     IsUnResolved condition = new IsUnResolved();
 
     assertThat(condition.matches(issue)).isTrue();
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/NotConditionTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/NotConditionTest.java
index 52897dc7672..4f35e961efd 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/NotConditionTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/issue/condition/NotConditionTest.java
@@ -33,7 +33,7 @@ public class NotConditionTest {
   Condition target = Mockito.mock(Condition.class);
 
   @Test
-  public void should_match_opposite() throws Exception {
+  public void should_match_opposite() {
     NotCondition condition = new NotCondition(target);
 
     when(target.matches(any(Issue.class))).thenReturn(true);
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/issue/internal/DefaultIssueTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/issue/internal/DefaultIssueTest.java
index 998d89e1451..6ab20d2dc64 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/issue/internal/DefaultIssueTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/issue/internal/DefaultIssueTest.java
@@ -99,7 +99,7 @@ public class DefaultIssueTest {
   }
 
   @Test
-  public void set_empty_dates() throws Exception {
+  public void set_empty_dates() {
     issue
       .setCreationDate(null)
       .setUpdateDate(null)
@@ -124,7 +124,7 @@ public class DefaultIssueTest {
   }
 
   @Test
-  public void setAttributes_should_not_clear_existing_values() throws Exception {
+  public void setAttributes_should_not_clear_existing_values() {
     issue.setAttributes(ImmutableMap.of("1", "one"));
     assertThat(issue.attribute("1")).isEqualTo("one");
 
@@ -193,7 +193,7 @@ public class DefaultIssueTest {
   }
 
   @Test
-  public void comments_should_not_be_modifiable() throws Exception {
+  public void comments_should_not_be_modifiable() {
     DefaultIssue issue = new DefaultIssue().setKey("AAA");
 
     List<IssueComment> comments = issue.comments();
@@ -210,7 +210,7 @@ public class DefaultIssueTest {
   }
 
   @Test
-  public void all_changes_contain_current_change() throws Exception {
+  public void all_changes_contain_current_change() {
     IssueChangeContext issueChangeContext = mock(IssueChangeContext.class);
     DefaultIssue issue = new DefaultIssue().setKey("AAA").setFieldChange(issueChangeContext, "actionPlan", "1.0", "1.1");
 
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/issue/internal/FieldDiffsTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/issue/internal/FieldDiffsTest.java
index 1e00d66167c..3de9680e8d0 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/issue/internal/FieldDiffsTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/issue/internal/FieldDiffsTest.java
@@ -28,7 +28,7 @@ public class FieldDiffsTest {
   FieldDiffs diffs = new FieldDiffs();
 
   @Test
-  public void diffs_should_be_empty_by_default() throws Exception {
+  public void diffs_should_be_empty_by_default() {
     assertThat(diffs.diffs()).isEmpty();
   }
 
@@ -49,7 +49,7 @@ public class FieldDiffsTest {
   }
 
   @Test
-  public void diff_with_long_values() throws Exception {
+  public void diff_with_long_values() {
     diffs.setDiff("technicalDebt", 50l, "100");
 
     FieldDiffs.Diff diff = diffs.diffs().get("technicalDebt");
@@ -58,7 +58,7 @@ public class FieldDiffsTest {
   }
 
   @Test
-  public void diff_with_empty_long_values() throws Exception {
+  public void diff_with_empty_long_values() {
     diffs.setDiff("technicalDebt", null, "");
 
     FieldDiffs.Diff diff = diffs.diffs().get("technicalDebt");
@@ -83,7 +83,7 @@ public class FieldDiffsTest {
   }
 
   @Test
-  public void should_keep_old_value() throws Exception {
+  public void should_keep_old_value() {
     diffs.setDiff("severity", "BLOCKER", "INFO");
     diffs.setDiff("severity", null, "MAJOR");
     FieldDiffs.Diff diff = diffs.diffs().get("severity");
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/measures/MeasureUtilsTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/measures/MeasureUtilsTest.java
index 1935e5c19a7..30a0ce20bad 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/measures/MeasureUtilsTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/measures/MeasureUtilsTest.java
@@ -114,7 +114,7 @@ public class MeasureUtilsTest {
   }
 
   @Test
-  public void shouldSumOnVariation() throws Exception {
+  public void shouldSumOnVariation() {
     Measure measure1 = new Measure(CoreMetrics.NEW_VIOLATIONS).setVariation1(1.0).setVariation2(1.0).setVariation3(3.0);
     Measure measure2 = new Measure(CoreMetrics.NEW_VIOLATIONS).setVariation1(1.0).setVariation2(2.0).setVariation3(3.0);
     List<Measure> children = Arrays.asList(measure1, measure2);
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/measures/SumChildDistributionFormulaTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/measures/SumChildDistributionFormulaTest.java
index 6129400fede..b4d64fd8551 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/measures/SumChildDistributionFormulaTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/measures/SumChildDistributionFormulaTest.java
@@ -96,7 +96,7 @@ public class SumChildDistributionFormulaTest {
   }
 
   @Test
-  public void shouldNotPersistWhenScopeLowerThanMinimun() throws Exception {
+  public void shouldNotPersistWhenScopeLowerThanMinimun() {
     when(context.getResource()).thenReturn(File.create("org/Foo.java"));
 
     initContextWithChildren();
@@ -107,7 +107,7 @@ public class SumChildDistributionFormulaTest {
   }
 
   @Test
-  public void shouldPersistWhenScopeEqualsMinimun() throws Exception {
+  public void shouldPersistWhenScopeEqualsMinimun() {
     when(context.getResource()).thenReturn(File.create("org/Foo.java"));
 
     initContextWithChildren();
@@ -118,7 +118,7 @@ public class SumChildDistributionFormulaTest {
   }
 
   @Test
-  public void shouldPersistWhenScopeHigherThanMinimun() throws Exception {
+  public void shouldPersistWhenScopeHigherThanMinimun() {
     when(context.getResource()).thenReturn(Directory.create("org/foo"));
 
     initContextWithChildren();
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/platform/ComponentContainerTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/platform/ComponentContainerTest.java
index 44660bf61c7..8cbe1f5d3b4 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/platform/ComponentContainerTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/platform/ComponentContainerTest.java
@@ -293,7 +293,7 @@ public class ComponentContainerTest {
    * are not defined.
    */
   @Test
-  public void should_close_components_without_lifecycle() throws Exception {
+  public void should_close_components_without_lifecycle() {
     ComponentContainer container = new ComponentContainer();
     CloseableComponent component = new CloseableComponent();
     container.add(component);
@@ -307,7 +307,7 @@ public class ComponentContainerTest {
    * Method close() must be executed after stop()
    */
   @Test
-  public void should_close_components_with_lifecycle() throws Exception {
+  public void should_close_components_with_lifecycle() {
     ComponentContainer container = new ComponentContainer();
     StartableCloseableComponent component = new StartableCloseableComponent();
     container.add(component);
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/platform/ComponentKeysTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/platform/ComponentKeysTest.java
index 2a882663993..067a14f964e 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/platform/ComponentKeysTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/platform/ComponentKeysTest.java
@@ -31,17 +31,17 @@ public class ComponentKeysTest {
   ComponentKeys keys = new ComponentKeys();
 
   @Test
-  public void generate_key_of_class() throws Exception {
+  public void generate_key_of_class() {
     assertThat(keys.of(FakeComponent.class)).isEqualTo(FakeComponent.class);
   }
 
   @Test
-  public void generate_key_of_object() throws Exception {
+  public void generate_key_of_object() {
     assertThat(keys.of(new FakeComponent())).isEqualTo("org.sonar.api.platform.ComponentKeysTest.FakeComponent-fake");
   }
 
   @Test
-  public void should_log_warning_if_toString_is_not_overridden() throws Exception {
+  public void should_log_warning_if_toString_is_not_overridden() {
     Logger log = mock(Logger.class);
     keys.of(new Object(), log);
     verifyZeroInteractions(log);
@@ -52,7 +52,7 @@ public class ComponentKeysTest {
   }
 
   @Test
-  public void should_generate_unique_key_when_toString_is_not_overridden() throws Exception {
+  public void should_generate_unique_key_when_toString_is_not_overridden() {
     Object key = keys.of(new WrongToStringImpl());
     assertThat(key).isNotEqualTo(WrongToStringImpl.KEY);
 
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/rule/RuleKeyTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/rule/RuleKeyTest.java
index 85a43f7c105..252a030d93f 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/rule/RuleKeyTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/rule/RuleKeyTest.java
@@ -34,14 +34,14 @@ public class RuleKeyTest {
   }
 
   @Test
-  public void key_can_contain_colons() throws Exception {
+  public void key_can_contain_colons() {
     RuleKey key = RuleKey.of("squid", "Key:With:Some::Colons");
     assertThat(key.repository()).isEqualTo("squid");
     assertThat(key.rule()).isEqualTo("Key:With:Some::Colons");
   }
 
   @Test
-  public void repository_must_not_be_null() throws Exception {
+  public void repository_must_not_be_null() {
     try {
       RuleKey.of(null, "NullDeref");
       fail();
@@ -51,7 +51,7 @@ public class RuleKeyTest {
   }
 
   @Test
-  public void repository_must_not_be_empty() throws Exception {
+  public void repository_must_not_be_empty() {
     try {
       RuleKey.of("", "NullDeref");
       fail();
@@ -61,7 +61,7 @@ public class RuleKeyTest {
   }
 
   @Test
-  public void rule_must_not_be_null() throws Exception {
+  public void rule_must_not_be_null() {
     try {
       RuleKey.of("squid", null);
       fail();
@@ -71,7 +71,7 @@ public class RuleKeyTest {
   }
 
   @Test
-  public void rule_must_not_be_empty() throws Exception {
+  public void rule_must_not_be_empty() {
     try {
       RuleKey.of("squid", "");
       fail();
@@ -81,7 +81,7 @@ public class RuleKeyTest {
   }
 
   @Test
-  public void encode_and_decode_string() throws Exception {
+  public void encode_and_decode_string() {
     RuleKey key = RuleKey.of("squid", "NullDeref");
     String serialized = key.toString();
     assertThat(serialized).isEqualTo("squid:NullDeref");
@@ -92,14 +92,14 @@ public class RuleKeyTest {
   }
 
   @Test
-  public void parse_key_with_colons() throws Exception {
+  public void parse_key_with_colons() {
     RuleKey key = RuleKey.parse("squid:Key:With:Some::Colons");
     assertThat(key.repository()).isEqualTo("squid");
     assertThat(key.rule()).isEqualTo("Key:With:Some::Colons");
   }
 
   @Test
-  public void not_accept_bad_format() throws Exception {
+  public void not_accept_bad_format() {
     try {
       RuleKey.parse("foo");
       fail();
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/rule/RuleStatusTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/rule/RuleStatusTest.java
index 806253f44cb..a66e5ce96d7 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/rule/RuleStatusTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/rule/RuleStatusTest.java
@@ -25,7 +25,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 
 public class RuleStatusTest {
   @Test
-  public void default_is_ready() throws Exception {
+  public void default_is_ready() {
     assertThat(RuleStatus.defaultStatus()).isEqualTo(RuleStatus.READY);
   }
 }
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/rule/SeverityTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/rule/SeverityTest.java
index ab472eba523..cab92e394c6 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/rule/SeverityTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/rule/SeverityTest.java
@@ -31,7 +31,7 @@ public class SeverityTest {
   }
 
   @Test
-  public void default_is_major() throws Exception {
+  public void default_is_major() {
     assertThat(Severity.defaultSeverity()).isEqualTo(Severity.MAJOR);
   }
 }
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/server/debt/internal/DefaultDebtCharacteristicTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/server/debt/internal/DefaultDebtCharacteristicTest.java
index dadf72f3486..c3bd9bca348 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/server/debt/internal/DefaultDebtCharacteristicTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/server/debt/internal/DefaultDebtCharacteristicTest.java
@@ -29,7 +29,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class DefaultDebtCharacteristicTest {
 
   @Test
-  public void setter_and_getter_on_characteristic() throws Exception {
+  public void setter_and_getter_on_characteristic() {
     DefaultDebtCharacteristic debtCharacteristic = new DefaultDebtCharacteristic()
       .setId(1)
       .setKey("PORTABILITY")
@@ -49,7 +49,7 @@ public class DefaultDebtCharacteristicTest {
   }
 
   @Test
-  public void setter_and_getter_on_sub_characteristic() throws Exception {
+  public void setter_and_getter_on_sub_characteristic() {
     DefaultDebtCharacteristic debtCharacteristic = new DefaultDebtCharacteristic()
       .setId(1)
       .setKey("COMPILER")
@@ -69,7 +69,7 @@ public class DefaultDebtCharacteristicTest {
   }
 
   @Test
-  public void to_string() throws Exception {
+  public void to_string() {
     assertThat(new DefaultDebtCharacteristic()
       .setId(1)
       .setKey("PORTABILITY")
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RuleParamTypeTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RuleParamTypeTest.java
index 33cd1fe777e..d7d4e0cba4c 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RuleParamTypeTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RuleParamTypeTest.java
@@ -111,7 +111,7 @@ public class RuleParamTypeTest {
   }
 
   @Test
-  public void support_deprecated_formats() throws Exception {
+  public void support_deprecated_formats() {
     assertThat(RuleParamType.parse("b")).isEqualTo(RuleParamType.BOOLEAN);
     assertThat(RuleParamType.parse("i")).isEqualTo(RuleParamType.INTEGER);
     assertThat(RuleParamType.parse("i{}")).isEqualTo(RuleParamType.INTEGER);
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RulesDefinitionI18nLoaderTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RulesDefinitionI18nLoaderTest.java
index ffe3aae54ad..58e0ac6c44c 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RulesDefinitionI18nLoaderTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RulesDefinitionI18nLoaderTest.java
@@ -32,7 +32,7 @@ public class RulesDefinitionI18nLoaderTest {
   RulesDefinitionI18nLoader loader = new RulesDefinitionI18nLoader(i18n);
 
   @Test
-  public void complete_rule_name_and_description() throws Exception {
+  public void complete_rule_name_and_description() {
     when(i18n.getName("squid", "S0001")).thenReturn("SOne");
     when(i18n.getDescription("squid", "S0001")).thenReturn("S One");
 
@@ -50,7 +50,7 @@ public class RulesDefinitionI18nLoaderTest {
   }
 
   @Test
-  public void do_not_override_if_no_bundle() throws Exception {
+  public void do_not_override_if_no_bundle() {
     // i18n returns null values
 
     RulesDefinition.Context context = new RulesDefinition.Context();
@@ -66,7 +66,7 @@ public class RulesDefinitionI18nLoaderTest {
   }
 
   @Test
-  public void override_existing() throws Exception {
+  public void override_existing() {
     when(i18n.getName("squid", "S0001")).thenReturn("SOne");
     when(i18n.getDescription("squid", "S0001")).thenReturn("S One");
 
@@ -83,7 +83,7 @@ public class RulesDefinitionI18nLoaderTest {
   }
 
   @Test
-  public void complete_param_description() throws Exception {
+  public void complete_param_description() {
     when(i18n.getParamDescription("squid", "S0001", "max")).thenReturn("Maximum");
 
     RulesDefinition.Context context = new RulesDefinition.Context();
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RulesDefinitionTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RulesDefinitionTest.java
index 2257a725c26..e3ee4f76be9 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RulesDefinitionTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RulesDefinitionTest.java
@@ -34,7 +34,7 @@ public class RulesDefinitionTest {
   RulesDefinition.Context context = new RulesDefinition.Context();
 
   @Test
-  public void define_repositories() throws Exception {
+  public void define_repositories() {
     assertThat(context.repositories()).isEmpty();
 
     context.createRepository("findbugs", "java").setName("Findbugs").done();
@@ -221,7 +221,7 @@ public class RulesDefinitionTest {
   }
 
   @Test
-  public void cant_set_blank_repository_name() throws Exception {
+  public void cant_set_blank_repository_name() {
     context.createRepository("findbugs", "java").setName(null).done();
 
     assertThat(context.repository("findbugs").name()).isEqualTo("findbugs");
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RulesDefinitionXmlLoaderTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RulesDefinitionXmlLoaderTest.java
index 5f615298372..3c372bd19fd 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RulesDefinitionXmlLoaderTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/server/rule/RulesDefinitionXmlLoaderTest.java
@@ -45,7 +45,7 @@ public class RulesDefinitionXmlLoaderTest {
   }
 
   @Test
-  public void parse_xml() throws Exception {
+  public void parse_xml() {
     InputStream input = getClass().getResourceAsStream("/org/sonar/api/server/rule/RulesDefinitionXmlLoaderTest/rules.xml");
     RulesDefinition.Repository repository = load(input, Charsets.UTF_8.name());
     assertThat(repository.rules()).hasSize(2);
@@ -94,7 +94,7 @@ public class RulesDefinitionXmlLoaderTest {
   }
 
   @Test
-  public void fail_if_invalid_xml() throws UnsupportedEncodingException {
+  public void fail_if_invalid_xml() {
     thrown.expect(IllegalStateException.class);
     thrown.expectMessage("XML is not valid");
 
@@ -117,7 +117,7 @@ public class RulesDefinitionXmlLoaderTest {
   }
 
   @Test
-  public void support_deprecated_format() throws UnsupportedEncodingException {
+  public void support_deprecated_format() {
     // the deprecated format uses some attributes instead of nodes
     InputStream input = getClass().getResourceAsStream("/org/sonar/api/server/rule/RulesDefinitionXmlLoaderTest/deprecated.xml");
     RulesDefinition.Repository repository = load(input, Charsets.UTF_8.name());
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/server/ws/RequestTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/server/ws/RequestTest.java
index 965419a7491..e0ba0f40ef3 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/server/ws/RequestTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/server/ws/RequestTest.java
@@ -112,14 +112,14 @@ public class RequestTest {
   SimpleRequest request = new SimpleRequest();
 
   @Before
-  public void before() throws Exception {
+  public void before() {
     WebService.Context context = new WebService.Context();
     new SimpleWebService().define(context);
     request.setAction(context.controller("my_controller").action("my_action"));
   }
 
   @Test
-  public void has_param() throws Exception {
+  public void has_param() {
     request.setParam("a_required_string", "foo");
 
     assertThat(request.hasParam("a_required_string")).isTrue();
@@ -127,7 +127,7 @@ public class RequestTest {
   }
 
   @Test
-  public void required_param_is_missing() throws Exception {
+  public void required_param_is_missing() {
     try {
       request.mandatoryParam("required_param");
       fail();
@@ -137,7 +137,7 @@ public class RequestTest {
   }
 
   @Test
-  public void required_param() throws Exception {
+  public void required_param() {
     request.setParam("a_required_string", "foo");
     request.setParam("a_required_number", "42");
     request.setParam("a_required_boolean", "true");
@@ -151,7 +151,7 @@ public class RequestTest {
   }
 
   @Test
-  public void required_param_as_strings() throws Exception {
+  public void required_param_as_strings() {
     try {
       request.mandatoryParamAsStrings("a_required_string");
     } catch (IllegalArgumentException e) {
@@ -163,17 +163,17 @@ public class RequestTest {
   }
 
   @Test
-  public void default_value_of_optional_param() throws Exception {
+  public void default_value_of_optional_param() {
     assertThat(request.param("has_default_string")).isEqualTo("the_default_string");
   }
 
   @Test
-  public void param_as_string() throws Exception {
+  public void param_as_string() {
     assertThat(request.setParam("a_string", "foo").param("a_string")).isEqualTo("foo");
   }
 
   @Test
-  public void null_param() throws Exception {
+  public void null_param() {
     assertThat(request.param("a_string")).isNull();
     assertThat(request.paramAsBoolean("a_boolean")).isNull();
     assertThat(request.paramAsInt("a_number")).isNull();
@@ -181,19 +181,19 @@ public class RequestTest {
   }
 
   @Test
-  public void param_as_int() throws Exception {
+  public void param_as_int() {
     assertThat(request.setParam("a_number", "123").paramAsInt("a_number")).isEqualTo(123);
   }
 
   @Test
-  public void param_as_long() throws Exception {
+  public void param_as_long() {
     assertThat(request.setParam("a_number", "123").paramAsLong("a_number")).isEqualTo(123L);
     assertThat(request.setParam("a_number", "123").paramAsLong("a_number", 42L)).isEqualTo(123L);
     assertThat(request.setParam("a_number", null).paramAsLong("a_number", 42L)).isEqualTo(123L);
   }
 
   @Test
-  public void param_as_boolean() throws Exception {
+  public void param_as_boolean() {
     assertThat(request.setParam("a_boolean", "true").paramAsBoolean("a_boolean")).isTrue();
     assertThat(request.setParam("a_boolean", "yes").paramAsBoolean("a_boolean")).isTrue();
     assertThat(request.setParam("a_boolean", "false").paramAsBoolean("a_boolean")).isFalse();
@@ -207,23 +207,23 @@ public class RequestTest {
   }
 
   @Test
-  public void param_as_enum() throws Exception {
+  public void param_as_enum() {
     assertThat(request.setParam("a_enum", "BETA").paramAsEnum("a_enum", RuleStatus.class)).isEqualTo(RuleStatus.BETA);
   }
 
   @Test
-  public void param_as_enums() throws Exception {
+  public void param_as_enums() {
     assertThat(request.setParam("a_enum", "BETA,READY").paramAsEnums("a_enum", RuleStatus.class)).containsOnly(
       RuleStatus.BETA, RuleStatus.READY);
   }
 
   @Test
-  public void param_as_date() throws Exception {
+  public void param_as_date() {
     assertThat(request.setParam("a_date", "2014-05-27").paramAsDate("a_date")).isEqualTo(DateUtils.parseDate("2014-05-27"));
   }
 
   @Test
-  public void param_as_datetime() throws Exception {
+  public void param_as_datetime() {
     assertThat(request.setParam("a_datetime", "2014-05-27T15:50:45+0100").paramAsDateTime("a_datetime")).isEqualTo(DateUtils.parseDateTime("2014-05-27T15:50:45+0100"));
     assertThat(request.setParam("a_datetime", "2014-05-27").paramAsDateTime("a_datetime")).isEqualTo(DateUtils.parseDate("2014-05-27"));
     try {
@@ -234,7 +234,7 @@ public class RequestTest {
   }
 
   @Test
-  public void param_as_strings() throws Exception {
+  public void param_as_strings() {
     assertThat(request.paramAsStrings("a_string")).isNull();
     assertThat(request.setParam("a_string", "").paramAsStrings("a_string")).isEmpty();
     assertThat(request.setParam("a_string", "bar").paramAsStrings("a_string")).containsExactly("bar");
@@ -243,12 +243,12 @@ public class RequestTest {
   }
 
   @Test
-  public void deprecated_key() throws Exception {
+  public void deprecated_key() {
     assertThat(request.setParam("deprecated_param", "bar").param("new_param")).isEqualTo("bar");
   }
 
   @Test
-  public void fail_if_param_is_not_defined() throws Exception {
+  public void fail_if_param_is_not_defined() {
     try {
       request.param("unknown");
     } catch (IllegalArgumentException e) {
@@ -257,7 +257,7 @@ public class RequestTest {
   }
 
   @Test
-  public void verify_possible_values() throws Exception {
+  public void verify_possible_values() {
     request.setParam("has_possible_values", "foo");
     assertThat(request.param("has_possible_values")).isEqualTo("foo");
 
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/server/ws/internal/SimpleGetRequestTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/server/ws/internal/SimpleGetRequestTest.java
index f05e6f6d30a..9d81b9469d5 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/server/ws/internal/SimpleGetRequestTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/server/ws/internal/SimpleGetRequestTest.java
@@ -26,7 +26,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class SimpleGetRequestTest {
 
   @Test
-  public void method() throws Exception {
+  public void method() {
     SimpleGetRequest request = new SimpleGetRequest();
     assertThat(request.method()).isEqualTo("GET");
 
@@ -36,7 +36,7 @@ public class SimpleGetRequestTest {
   }
 
   @Test
-  public void has_param() throws Exception {
+  public void has_param() {
     SimpleGetRequest request = new SimpleGetRequest();
     assertThat(request.method()).isEqualTo("GET");
 
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/technicaldebt/batch/internal/DefaultCharacteristicTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/technicaldebt/batch/internal/DefaultCharacteristicTest.java
index 8ab6cec2010..a3bddd6d0a8 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/technicaldebt/batch/internal/DefaultCharacteristicTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/technicaldebt/batch/internal/DefaultCharacteristicTest.java
@@ -54,7 +54,7 @@ public class DefaultCharacteristicTest {
   }
 
   @Test
-  public void set_name_as_key() throws Exception {
+  public void set_name_as_key() {
     DefaultCharacteristic characteristic = new DefaultCharacteristic()
       .setId(1)
       .setName("Compiler related portability", true);
@@ -64,7 +64,7 @@ public class DefaultCharacteristicTest {
   }
 
   @Test
-  public void add_requirement() throws Exception {
+  public void add_requirement() {
     DefaultRequirement requirement = new DefaultRequirement().setRuleKey(RuleKey.of("repo", "rule"));
 
     DefaultCharacteristic characteristic = new DefaultCharacteristic()
@@ -76,7 +76,7 @@ public class DefaultCharacteristicTest {
   }
 
   @Test
-  public void add_child() throws Exception {
+  public void add_child() {
     DefaultCharacteristic root = new DefaultCharacteristic()
       .setId(1)
       .setKey("REUSABILITY");
@@ -93,7 +93,7 @@ public class DefaultCharacteristicTest {
 
 
   @Test
-  public void is_root() throws Exception {
+  public void is_root() {
     DefaultCharacteristic characteristic = new DefaultCharacteristic()
       .setId(1)
       .setKey("NETWORK_USE")
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/technicaldebt/server/internal/DefaultCharacteristicTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/technicaldebt/server/internal/DefaultCharacteristicTest.java
index 98514fa2119..9bb3addb0ea 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/technicaldebt/server/internal/DefaultCharacteristicTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/technicaldebt/server/internal/DefaultCharacteristicTest.java
@@ -81,7 +81,7 @@ public class DefaultCharacteristicTest {
   }
 
   @Test
-  public void is_root() throws Exception {
+  public void is_root() {
     DefaultCharacteristic characteristic = new DefaultCharacteristic()
       .setId(1)
       .setKey("NETWORK_USE")
@@ -94,7 +94,7 @@ public class DefaultCharacteristicTest {
   }
 
   @Test
-  public void is_requirement() throws Exception {
+  public void is_requirement() {
     DefaultCharacteristic requirement = new DefaultCharacteristic()
       .setId(1)
       .setRuleKey(RuleKey.of("repo", "rule"))
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/user/UserQueryTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/user/UserQueryTest.java
index 5d9b7e6575d..fa36ab4986b 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/user/UserQueryTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/user/UserQueryTest.java
@@ -55,7 +55,7 @@ public class UserQueryTest {
   }
 
   @Test
-  public void should_limit_number_of_logins() throws Exception {
+  public void should_limit_number_of_logins() {
     List<String> logins = new ArrayList<String>();
     for (int i = 0; i < 1010; i++) {
       logins.add(String.valueOf(i));
@@ -69,14 +69,14 @@ public class UserQueryTest {
   }
 
   @Test
-  public void searchText() throws Exception {
+  public void searchText() {
     UserQuery query = UserQuery.builder().searchText("sim").build();
     assertThat(query.searchText()).isEqualTo("sim");
     assertThat(query.searchTextSql).isEqualTo("%sim%");
   }
 
   @Test
-  public void searchText_escape_special_characters_in_like() throws Exception {
+  public void searchText_escape_special_characters_in_like() {
     UserQuery query = UserQuery.builder().searchText("%sim_").build();
     assertThat(query.searchText()).isEqualTo("%sim_");
     assertThat(query.searchTextSql).isEqualTo("%/%sim/_%");
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/DateUtilsTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/DateUtilsTest.java
index 71a39897940..ca4052f33e3 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/DateUtilsTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/DateUtilsTest.java
@@ -100,21 +100,21 @@ public class DateUtilsTest {
   }
 
   @Test
-  public void format_date_time_null_safe() throws Exception {
+  public void format_date_time_null_safe() {
     Assertions.assertThat(DateUtils.formatDateTimeNullSafe(new Date())).startsWith("20");
     Assertions.assertThat(DateUtils.formatDateTimeNullSafe(new Date()).length()).isGreaterThan(20);
     Assertions.assertThat(DateUtils.formatDateTimeNullSafe(null)).isEmpty();
   }
 
   @Test
-  public void long_to_date() throws Exception {
+  public void long_to_date() {
     Date date = new Date();
     Assertions.assertThat(DateUtils.longToDate(date.getTime())).isEqualTo(date);
     Assertions.assertThat(DateUtils.longToDate(null)).isNull();
   }
 
   @Test
-  public void date_to_long() throws Exception {
+  public void date_to_long() {
     Date date = new Date();
     Assertions.assertThat(DateUtils.dateToLong(date)).isEqualTo(date.getTime());
     Assertions.assertThat(DateUtils.dateToLong(null)).isEqualTo(null);
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/DurationTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/DurationTest.java
index 99e91f84844..d8348f61fae 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/DurationTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/DurationTest.java
@@ -34,13 +34,13 @@ public class DurationTest {
   static final Long ONE_DAY_IN_MINUTES = ONE_HOUR_IN_MINUTES * HOURS_IN_DAY;
 
   @Test
-  public void create_from_duration_in_minutes() throws Exception {
+  public void create_from_duration_in_minutes() {
     Duration duration = Duration.create(ONE_DAY_IN_MINUTES + ONE_HOUR_IN_MINUTES + ONE_MINUTE);
     assertThat(duration.toMinutes()).isEqualTo(ONE_DAY_IN_MINUTES + ONE_HOUR_IN_MINUTES + ONE_MINUTE);
   }
 
   @Test
-  public void encode() throws Exception {
+  public void encode() {
     assertThat(Duration.create(2 * ONE_DAY_IN_MINUTES + 5 * ONE_HOUR_IN_MINUTES + 46 * ONE_MINUTE).encode(HOURS_IN_DAY)).isEqualTo("2d5h46min");
     assertThat(Duration.create(ONE_DAY_IN_MINUTES).encode(HOURS_IN_DAY)).isEqualTo("1d");
     assertThat(Duration.create(ONE_HOUR_IN_MINUTES).encode(HOURS_IN_DAY)).isEqualTo("1h");
@@ -49,7 +49,7 @@ public class DurationTest {
   }
 
   @Test
-  public void decode() throws Exception {
+  public void decode() {
     assertThat(Duration.decode("    15 d  23  h     42min  ", HOURS_IN_DAY)).isEqualTo(Duration.create(15 * ONE_DAY_IN_MINUTES + 23 * ONE_HOUR_IN_MINUTES + 42 * ONE_MINUTE));
     assertThat(Duration.decode("15d23h42min", HOURS_IN_DAY)).isEqualTo(Duration.create(15 * ONE_DAY_IN_MINUTES + 23 * ONE_HOUR_IN_MINUTES + 42 * ONE_MINUTE));
     assertThat(Duration.decode("23h", HOURS_IN_DAY)).isEqualTo(Duration.create(23 * ONE_HOUR_IN_MINUTES));
@@ -60,7 +60,7 @@ public class DurationTest {
   }
 
   @Test
-  public void fail_to_decode_if_unit_with_invalid_number() throws Exception {
+  public void fail_to_decode_if_unit_with_invalid_number() {
     try {
       Duration.decode("Xd", HOURS_IN_DAY);
       fail();
@@ -70,7 +70,7 @@ public class DurationTest {
   }
 
   @Test
-  public void fail_to_decode_if_no_valid_duration() throws Exception {
+  public void fail_to_decode_if_no_valid_duration() {
     try {
       Duration.decode("foo", HOURS_IN_DAY);
       fail();
@@ -80,7 +80,7 @@ public class DurationTest {
   }
 
   @Test
-  public void fail_to_decode_if_only_number() throws Exception {
+  public void fail_to_decode_if_only_number() {
     try {
       Duration.decode("15", HOURS_IN_DAY);
       fail();
@@ -90,7 +90,7 @@ public class DurationTest {
   }
 
   @Test
-  public void fail_to_decode_if_valid_unit_with_invalid_duration() throws Exception {
+  public void fail_to_decode_if_valid_unit_with_invalid_duration() {
     try {
       Duration.decode("15min foo", HOURS_IN_DAY);
       fail();
@@ -100,7 +100,7 @@ public class DurationTest {
   }
 
   @Test
-  public void is_greater_than() throws Exception {
+  public void is_greater_than() {
     assertThat(Duration.decode("1h", HOURS_IN_DAY).isGreaterThan(Duration.decode("1min", HOURS_IN_DAY))).isTrue();
     assertThat(Duration.decode("1min", HOURS_IN_DAY).isGreaterThan(Duration.decode("1d", HOURS_IN_DAY))).isFalse();
     assertThat(Duration.decode("1d", HOURS_IN_DAY).isGreaterThan(Duration.decode("1d", HOURS_IN_DAY))).isFalse();
@@ -108,17 +108,17 @@ public class DurationTest {
   }
 
   @Test
-  public void add() throws Exception {
+  public void add() {
     assertThat(Duration.decode("1h", HOURS_IN_DAY).add(Duration.decode("1min", HOURS_IN_DAY))).isEqualTo(Duration.decode("1h1min", HOURS_IN_DAY));
   }
 
   @Test
-  public void subtract() throws Exception {
+  public void subtract() {
     assertThat(Duration.decode("1h", HOURS_IN_DAY).subtract(Duration.decode("1min", HOURS_IN_DAY))).isEqualTo(Duration.decode("59min", HOURS_IN_DAY));
   }
 
   @Test
-  public void multiply() throws Exception {
+  public void multiply() {
     assertThat(Duration.decode("1h", HOURS_IN_DAY).multiply(2)).isEqualTo(Duration.decode("2h", HOURS_IN_DAY));
   }
 
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/DurationsTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/DurationsTest.java
index b567da69803..f9931a818d2 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/DurationsTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/DurationsTest.java
@@ -54,19 +54,19 @@ public class DurationsTest {
   Durations durations;
 
   @Before
-  public void setUp() throws Exception {
+  public void setUp() {
     settings = new Settings();
     settings.setProperty(CoreProperties.HOURS_IN_DAY, HOURS_IN_DAY);
     durations = new Durations(settings, i18n);
   }
 
   @Test
-  public void create_from_minutes() throws Exception {
+  public void create_from_minutes() {
     assertThat(durations.create(10L).toMinutes()).isEqualTo(10L);
   }
 
   @Test
-  public void decode() throws Exception {
+  public void decode() {
     // 1 working day -> 8 hours
     assertThat(durations.decode("1d").toMinutes()).isEqualTo(8L * ONE_HOUR);
     // 8 hours
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/KeyValueFormatTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/KeyValueFormatTest.java
index 78eb2ed7eaa..87ef606ba0f 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/KeyValueFormatTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/KeyValueFormatTest.java
@@ -168,7 +168,7 @@ public class KeyValueFormatTest {
   }
 
   @Test
-  public void helper_parse_methods() throws Exception {
+  public void helper_parse_methods() {
     assertThat(KeyValueFormat.parseIntDate("1=2014-01-15")).hasSize(1);
     assertThat(KeyValueFormat.parseIntDateTime("1=2014-01-15T15:50:45+0100")).hasSize(1);
     assertThat(KeyValueFormat.parseIntDouble("1=3.14")).hasSize(1);
@@ -180,7 +180,7 @@ public class KeyValueFormatTest {
   }
 
   @Test
-  public void helper_format_methods() throws Exception {
+  public void helper_format_methods() {
     assertThat(KeyValueFormat.formatIntDateTime(ImmutableMap.of(1, new Date()))).startsWith("1=");
     assertThat(KeyValueFormat.formatIntDate(ImmutableMap.of(1, new Date()))).startsWith("1=");
     assertThat(KeyValueFormat.formatIntDouble(ImmutableMap.of(1, 3.14))).startsWith("1=");
@@ -230,7 +230,7 @@ public class KeyValueFormatTest {
   }
 
   @Test
-  public void escape_strings() throws Exception {
+  public void escape_strings() {
     Map<String, String> input = Maps.newLinkedHashMap();
     input.put("foo", "a=b=c");
     input.put("bar", "a;b;c");
@@ -245,7 +245,7 @@ public class KeyValueFormatTest {
   }
 
   @Test
-  public void not_instantiable() throws Exception {
+  public void not_instantiable() {
     // only static methods. Bad pattern, should be improved.
     TestUtils.hasOnlyPrivateConstructors(KeyValueFormat.class);
   }
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/MessageExceptionTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/MessageExceptionTest.java
index 562c95e3014..d47219a55db 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/MessageExceptionTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/MessageExceptionTest.java
@@ -26,7 +26,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class MessageExceptionTest {
 
   @Test
-  public void should_create_exception() throws Exception {
+  public void should_create_exception() {
     String message = "the message";
     MessageException exception = MessageException.of(message);
     assertThat(exception.getMessage()).isEqualTo(message);
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/PagingTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/PagingTest.java
index 658bdf38647..2a2619ee3e7 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/PagingTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/PagingTest.java
@@ -54,7 +54,7 @@ public class PagingTest {
   }
 
   @Test
-  public void page_size_should_be_strictly_positive() throws Exception {
+  public void page_size_should_be_strictly_positive() {
     try {
       Paging.create(0, 5, 5);
       fail();
@@ -64,7 +64,7 @@ public class PagingTest {
   }
 
   @Test
-  public void page_index_should_be_strictly_positive() throws Exception {
+  public void page_index_should_be_strictly_positive() {
     try {
       Paging.create(5, 0, 5);
       fail();
@@ -74,7 +74,7 @@ public class PagingTest {
   }
 
   @Test
-  public void total_items_should_be_positive() throws Exception {
+  public void total_items_should_be_positive() {
     try {
       Paging.create(5, 5, -1);
       fail();
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/PathUtilsTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/PathUtilsTest.java
index 64ea02cbfe5..3b76299f032 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/PathUtilsTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/PathUtilsTest.java
@@ -68,7 +68,7 @@ public class PathUtilsTest {
   }
 
   @Test
-  public void haveFunGetCoverage() throws Exception {
+  public void haveFunGetCoverage() {
     // does not fail
     new PathUtils();
   }
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/System2Test.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/System2Test.java
index e0177fb4890..c9951833c9a 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/System2Test.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/System2Test.java
@@ -91,7 +91,7 @@ public class System2Test {
   }
 
   @Test
-  public void close() throws Exception {
+  public void close() {
     class MyCloseable implements Closeable {
       boolean isClosed = false;
       @Override
@@ -106,7 +106,7 @@ public class System2Test {
   }
 
   @Test
-  public void close_throws_exception_on_error() throws Exception {
+  public void close_throws_exception_on_error() {
     Closeable closeable = new Closeable() {
       @Override
       public void close() throws IOException {
@@ -122,7 +122,7 @@ public class System2Test {
   }
 
   @Test
-  public void getDefaultTimezone() throws Exception {
+  public void getDefaultTimezone() {
     assertThat(System2.INSTANCE.getDefaultTimeZone().getID()).isEqualTo(TimeZone.getDefault().getID());
 
   }
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/TimeUtilsTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/TimeUtilsTest.java
index 8d5a09a44dd..4ed539385d9 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/TimeUtilsTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/TimeUtilsTest.java
@@ -25,7 +25,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 
 public class TimeUtilsTest {
   @Test
-  public void formatDuration() throws Exception {
+  public void formatDuration() {
     assertThat(TimeUtils.formatDuration(0)).isEqualTo("0ms");
     assertThat(TimeUtils.formatDuration(100)).isEqualTo("100ms");
     assertThat(TimeUtils.formatDuration(1000)).isEqualTo("1s");
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/UriReaderTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/UriReaderTest.java
index e42e8735e8f..c7f21de758f 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/UriReaderTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/UriReaderTest.java
@@ -52,13 +52,13 @@ public class UriReaderTest {
   }
 
   @Test
-  public void file_readString() throws Exception {
+  public void file_readString() {
     UriReader uriReader = new UriReader(new UriReader.SchemeProcessor[0]);
     assertThat(uriReader.readString(testFile, Charsets.UTF_8)).isEqualTo("in foo");
   }
 
   @Test
-  public void file_readBytes() throws Exception {
+  public void file_readBytes() {
     UriReader uriReader = new UriReader(new UriReader.SchemeProcessor[0]);
     assertThat(new String(uriReader.readBytes(testFile))).isEqualTo("in foo");
   }
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/WorkUnitTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/WorkUnitTest.java
index b0649bf5b3f..6b9c9f632a6 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/WorkUnitTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/WorkUnitTest.java
@@ -27,14 +27,14 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class WorkUnitTest {
 
   @Test
-  public void create() throws Exception {
+  public void create() {
     WorkUnit workUnit = WorkUnit.create(2.0, "mn");
     assertThat(workUnit.getUnit()).isEqualTo("mn");
     assertThat(workUnit.getValue()).isEqualTo(2.0);
   }
 
   @Test
-  public void create_default() throws Exception {
+  public void create_default() {
     WorkUnit workUnit = WorkUnit.create();
     assertThat(workUnit.getUnit()).isEqualTo("d");
     assertThat(workUnit.getValue()).isEqualTo(0.0);
@@ -48,7 +48,7 @@ public class WorkUnitTest {
   }
 
   @Test
-  public void fail_with_bad_unit() throws Exception {
+  public void fail_with_bad_unit() {
     try {
       WorkUnit.create(2.0, "z");
     } catch (Exception e) {
@@ -57,7 +57,7 @@ public class WorkUnitTest {
   }
 
   @Test
-  public void fail_with_bad_value() throws Exception {
+  public void fail_with_bad_value() {
     try {
       WorkUnit.create(-2.0, "mn");
     } catch (Exception e) {
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/internal/UuidsTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/internal/UuidsTest.java
index 321624c2246..a5b4aff24e7 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/internal/UuidsTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/internal/UuidsTest.java
@@ -30,7 +30,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class UuidsTest {
 
   @Test
-  public void create_unique() throws Exception {
+  public void create_unique() {
     Set<String> all = Sets.newHashSet();
     for (int i = 0; i < 50; i++) {
       String uuid = Uuids.create();
@@ -41,7 +41,7 @@ public class UuidsTest {
   }
 
   @Test
-  public void constructor_is_private() throws Exception {
+  public void constructor_is_private() {
     TestUtils.hasOnlyPrivateConstructors(Uuids.class);
   }
 }
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/internal/WorkDurationTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/internal/WorkDurationTest.java
index 43d4bff5977..bb4b07e1cbd 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/internal/WorkDurationTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/internal/WorkDurationTest.java
@@ -33,7 +33,7 @@ public class WorkDurationTest {
   static final Long ONE_DAY_IN_MINUTES = ONE_HOUR_IN_MINUTES * HOURS_IN_DAY;
 
   @Test
-  public void create_from_days_hours_minutes() throws Exception {
+  public void create_from_days_hours_minutes() {
     WorkDuration workDuration = WorkDuration.create(1, 1, 1, HOURS_IN_DAY);
     assertThat(workDuration.days()).isEqualTo(1);
     assertThat(workDuration.hours()).isEqualTo(1);
@@ -43,7 +43,7 @@ public class WorkDurationTest {
   }
 
   @Test
-  public void create_from_value_and_unit() throws Exception {
+  public void create_from_value_and_unit() {
     WorkDuration result = WorkDuration.createFromValueAndUnit(1, WorkDuration.UNIT.DAYS, HOURS_IN_DAY);
     assertThat(result.days()).isEqualTo(1);
     assertThat(result.hours()).isEqualTo(0);
@@ -57,7 +57,7 @@ public class WorkDurationTest {
   }
 
   @Test
-  public void create_from_minutes() throws Exception {
+  public void create_from_minutes() {
     WorkDuration workDuration = WorkDuration.createFromMinutes(ONE_MINUTE, HOURS_IN_DAY);
     assertThat(workDuration.days()).isEqualTo(0);
     assertThat(workDuration.hours()).isEqualTo(0);
@@ -75,7 +75,7 @@ public class WorkDurationTest {
   }
 
   @Test
-  public void create_from_working_long() throws Exception {
+  public void create_from_working_long() {
     // 1 minute
     WorkDuration workDuration = WorkDuration.createFromLong(1L, HOURS_IN_DAY);
     assertThat(workDuration.days()).isEqualTo(0);
@@ -96,14 +96,14 @@ public class WorkDurationTest {
   }
 
   @Test
-  public void convert_to_seconds() throws Exception {
+  public void convert_to_seconds() {
     assertThat(WorkDuration.createFromValueAndUnit(2, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY).toMinutes()).isEqualTo(2L * ONE_MINUTE);
     assertThat(WorkDuration.createFromValueAndUnit(2, WorkDuration.UNIT.HOURS, HOURS_IN_DAY).toMinutes()).isEqualTo(2L * ONE_HOUR_IN_MINUTES);
     assertThat(WorkDuration.createFromValueAndUnit(2, WorkDuration.UNIT.DAYS, HOURS_IN_DAY).toMinutes()).isEqualTo(2L * ONE_DAY_IN_MINUTES);
   }
 
   @Test
-  public void convert_to_working_days() throws Exception {
+  public void convert_to_working_days() {
     assertThat(WorkDuration.createFromValueAndUnit(2, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY).toWorkingDays()).isEqualTo(2d / 60d / 8d);
     assertThat(WorkDuration.createFromValueAndUnit(240, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY).toWorkingDays()).isEqualTo(0.5);
     assertThat(WorkDuration.createFromValueAndUnit(4, WorkDuration.UNIT.HOURS, HOURS_IN_DAY).toWorkingDays()).isEqualTo(0.5);
@@ -113,7 +113,7 @@ public class WorkDurationTest {
   }
 
   @Test
-  public void convert_to_working_long() throws Exception {
+  public void convert_to_working_long() {
     assertThat(WorkDuration.createFromValueAndUnit(2, WorkDuration.UNIT.MINUTES, HOURS_IN_DAY).toLong()).isEqualTo(2l);
     assertThat(WorkDuration.createFromValueAndUnit(4, WorkDuration.UNIT.HOURS, HOURS_IN_DAY).toLong()).isEqualTo(400l);
     assertThat(WorkDuration.createFromValueAndUnit(10, WorkDuration.UNIT.HOURS, HOURS_IN_DAY).toLong()).isEqualTo(10200l);
@@ -122,7 +122,7 @@ public class WorkDurationTest {
   }
 
   @Test
-  public void add() throws Exception {
+  public void add() {
     // 4h + 5h = 1d 1h
     WorkDuration result = WorkDuration.createFromValueAndUnit(4, WorkDuration.UNIT.HOURS, HOURS_IN_DAY).add(WorkDuration.createFromValueAndUnit(5, WorkDuration.UNIT.HOURS, HOURS_IN_DAY));
     assertThat(result.days()).isEqualTo(1);
@@ -146,7 +146,7 @@ public class WorkDurationTest {
   }
 
   @Test
-  public void subtract() throws Exception {
+  public void subtract() {
     // 1d 1h - 5h = 4h
     WorkDuration result = WorkDuration.create(1, 1, 0, HOURS_IN_DAY).subtract(WorkDuration.createFromValueAndUnit(5, WorkDuration.UNIT.HOURS, HOURS_IN_DAY));
     assertThat(result.days()).isEqualTo(0);
@@ -169,7 +169,7 @@ public class WorkDurationTest {
   }
 
   @Test
-  public void multiply() throws Exception {
+  public void multiply() {
     // 5h * 2 = 1d 2h
     WorkDuration result = WorkDuration.createFromValueAndUnit(5, WorkDuration.UNIT.HOURS, HOURS_IN_DAY).multiply(2);
     assertThat(result.days()).isEqualTo(1);
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/BaseLoggerTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/BaseLoggerTest.java
index 4aa1bd0bd9b..5f34386d175 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/BaseLoggerTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/BaseLoggerTest.java
@@ -26,7 +26,7 @@ public class BaseLoggerTest {
   ConsoleLogger sut = new ConsoleLogger();
 
   @Test
-  public void log() throws Exception {
+  public void log() {
     sut.log(LoggerLevel.WARN, "message");
   }
 }
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ConsoleFormatterTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ConsoleFormatterTest.java
index 834860d7a83..4ee98c3c688 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ConsoleFormatterTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ConsoleFormatterTest.java
@@ -27,7 +27,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class ConsoleFormatterTest {
 
   @Test
-  public void format() throws Exception {
+  public void format() {
     assertThat(ConsoleFormatter.format("foo")).isEqualTo("foo");
     assertThat(ConsoleFormatter.format("arg: {}", "foo")).isEqualTo("arg: foo");
     assertThat(ConsoleFormatter.format("two args: {} and {}", "foo", 42)).isEqualTo("two args: foo and 42");
@@ -36,7 +36,7 @@ public class ConsoleFormatterTest {
   }
 
   @Test
-  public void only_static_methods() throws Exception {
+  public void only_static_methods() {
     assertThat(TestUtils.hasOnlyPrivateConstructors(ConsoleFormatter.class)).isTrue();
   }
 }
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ConsoleLoggerTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ConsoleLoggerTest.java
index 56d5f242dab..b58de37d1f2 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ConsoleLoggerTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ConsoleLoggerTest.java
@@ -37,7 +37,7 @@ public class ConsoleLoggerTest {
   public LogTester tester = new LogTester();
 
   @Test
-  public void debug_enabled() throws Exception {
+  public void debug_enabled() {
     tester.setLevel(LoggerLevel.DEBUG);
     assertThat(sut.isDebugEnabled()).isTrue();
     assertThat(sut.isTraceEnabled()).isFalse();
@@ -49,7 +49,7 @@ public class ConsoleLoggerTest {
   }
 
   @Test
-  public void debug_disabled() throws Exception {
+  public void debug_disabled() {
     tester.setLevel(LoggerLevel.INFO);
     assertThat(sut.isDebugEnabled()).isFalse();
     assertThat(sut.isTraceEnabled()).isFalse();
@@ -61,7 +61,7 @@ public class ConsoleLoggerTest {
   }
 
   @Test
-  public void trace_enabled() throws Exception {
+  public void trace_enabled() {
     tester.setLevel(LoggerLevel.TRACE);
     assertThat(sut.isDebugEnabled()).isTrue();
     assertThat(sut.isTraceEnabled()).isTrue();
@@ -73,7 +73,7 @@ public class ConsoleLoggerTest {
   }
 
   @Test
-  public void trace_disabled() throws Exception {
+  public void trace_disabled() {
     tester.setLevel(LoggerLevel.DEBUG);
     assertThat(sut.isTraceEnabled()).isFalse();
     sut.trace("message");
@@ -84,7 +84,7 @@ public class ConsoleLoggerTest {
   }
 
   @Test
-  public void log() throws Exception {
+  public void log() {
     sut.info("message");
     sut.info("message {}", "foo");
     sut.info("message {} {}", "foo", "bar");
@@ -106,7 +106,7 @@ public class ConsoleLoggerTest {
   }
 
   @Test
-  public void level_change_not_implemented_yet() throws Exception {
+  public void level_change_not_implemented_yet() {
     assertThat(sut.setLevel(LoggerLevel.DEBUG)).isFalse();
   }
 }
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ConsoleLoggersTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ConsoleLoggersTest.java
index a77cd98a18a..197225cf515 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ConsoleLoggersTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ConsoleLoggersTest.java
@@ -28,13 +28,13 @@ public class ConsoleLoggersTest {
   ConsoleLoggers sut = new ConsoleLoggers();
 
   @Test
-  public void newInstance() throws Exception {
+  public void newInstance() {
     Logger logger = sut.newInstance("foo");
     assertThat(logger).isInstanceOf(ConsoleLogger.class);
   }
 
   @Test
-  public void level() throws Exception {
+  public void level() {
     // INFO by default
     assertThat(sut.getLevel()).isEqualTo(LoggerLevel.INFO);
 
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/DefaultProfilerTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/DefaultProfilerTest.java
index 3bf72652db7..da6b46697e4 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/DefaultProfilerTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/DefaultProfilerTest.java
@@ -48,7 +48,7 @@ public class DefaultProfilerTest {
   }
 
   @Test
-  public void stop_reuses_start_message() throws Exception {
+  public void stop_reuses_start_message() {
     tester.setLevel(LoggerLevel.TRACE);
 
     // trace
@@ -76,7 +76,7 @@ public class DefaultProfilerTest {
   }
 
   @Test
-  public void different_start_and_stop_messages() throws Exception {
+  public void different_start_and_stop_messages() {
     tester.setLevel(LoggerLevel.TRACE);
 
     // start TRACE and stop DEBUG
@@ -104,7 +104,7 @@ public class DefaultProfilerTest {
   }
 
   @Test
-  public void log_on_at_stop() throws Exception {
+  public void log_on_at_stop() {
     tester.setLevel(LoggerLevel.TRACE);
 
     // trace
@@ -129,7 +129,7 @@ public class DefaultProfilerTest {
   }
 
   @Test
-  public void add_context() throws Exception {
+  public void add_context() {
     Profiler profiler = Profiler.create(Loggers.get("DefaultProfilerTest"));
     profiler.addContext("a_string", "bar");
     profiler.addContext("null_value", null);
@@ -147,7 +147,7 @@ public class DefaultProfilerTest {
   }
 
   @Test
-  public void empty_message() throws Exception {
+  public void empty_message() {
     sut.addContext("foo", "bar");
     sut.startInfo("");
     assertThat(tester.logs()).containsOnly("foo=bar");
@@ -161,7 +161,7 @@ public class DefaultProfilerTest {
   }
 
   @Test
-  public void fail_if_stop_without_message() throws Exception {
+  public void fail_if_stop_without_message() {
     sut.start();
     try {
       sut.stopInfo();
@@ -172,7 +172,7 @@ public class DefaultProfilerTest {
   }
 
   @Test
-  public void fail_if_stop_without_start() throws Exception {
+  public void fail_if_stop_without_start() {
     try {
       sut.stopDebug("foo");
       fail();
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/LogInterceptorsTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/LogInterceptorsTest.java
index d05a4395353..7de0f049668 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/LogInterceptorsTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/LogInterceptorsTest.java
@@ -27,18 +27,18 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class LogInterceptorsTest {
 
   @Test
-  public void default_is_null_interceptor() throws Exception {
+  public void default_is_null_interceptor() {
     // production-ready
     assertThat(LogInterceptors.get()).isInstanceOf(NullInterceptor.class);
   }
 
   @Test(expected = IllegalArgumentException.class)
-  public void instance_cant_be_null() throws Exception {
+  public void instance_cant_be_null() {
     LogInterceptors.set(null);
   }
 
   @Test
-  public void private_constructor() throws Exception {
+  public void private_constructor() {
     assertThat(TestUtils.hasOnlyPrivateConstructors(LogInterceptors.class));
   }
 }
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/LogbackLoggerTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/LogbackLoggerTest.java
index f17cb9f799f..500b32b47d9 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/LogbackLoggerTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/LogbackLoggerTest.java
@@ -35,7 +35,7 @@ public class LogbackLoggerTest {
   public LogTester tester = new LogTester();
 
   @Test
-  public void log() throws Exception {
+  public void log() {
     // no assertions. Simply verify that calls do not fail.
     sut.trace("message");
     sut.trace("message {}", "foo");
@@ -65,7 +65,7 @@ public class LogbackLoggerTest {
   }
 
   @Test
-  public void change_level() throws Exception {
+  public void change_level() {
     assertThat(sut.setLevel(LoggerLevel.INFO)).isTrue();
     assertThat(sut.logbackLogger().getLevel()).isEqualTo(Level.INFO);
     assertThat(sut.isDebugEnabled()).isFalse();
@@ -83,7 +83,7 @@ public class LogbackLoggerTest {
   }
 
   @Test
-  public void info_level_can_not_be_disabled() throws Exception {
+  public void info_level_can_not_be_disabled() {
     try {
       sut.setLevel(LoggerLevel.ERROR);
       fail();
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/LoggersTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/LoggersTest.java
index b26094ce16a..0dd533207c1 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/LoggersTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/LoggersTest.java
@@ -27,7 +27,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class LoggersTest {
 
   @Test
-  public void factory() throws Exception {
+  public void factory() {
     // logback is used by sonar-plugin-api
     assertThat(Loggers.getFactory()).isInstanceOf(LogbackLoggers.class);
 
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/NullInterceptorTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/NullInterceptorTest.java
index f410fcd80ae..5b301769b95 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/NullInterceptorTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/NullInterceptorTest.java
@@ -26,7 +26,7 @@ import static org.mockito.Mockito.mock;
 public class NullInterceptorTest {
 
   @Test
-  public void do_not_throws_exception() throws Exception {
+  public void do_not_throws_exception() {
     // verify that... it does nothing
     NullInterceptor.NULL_INSTANCE.log(LoggerLevel.INFO, "foo");
     NullInterceptor.NULL_INSTANCE.log(LoggerLevel.INFO, "foo {}", 42);
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/NullProfilerTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/NullProfilerTest.java
index a094ebb368e..bc9af01a006 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/NullProfilerTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/NullProfilerTest.java
@@ -28,7 +28,7 @@ public class NullProfilerTest {
   NullProfiler sut = NullProfiler.NULL_INSTANCE;
 
   @Test
-  public void do_not_fail() throws Exception {
+  public void do_not_fail() {
     assertThat(sut.start()).isSameAs(sut);
     assertThat(sut.startTrace("")).isSameAs(sut);
     assertThat(sut.startDebug("")).isSameAs(sut);
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ProfilerTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ProfilerTest.java
index 6a9e0b9c36d..6d45f7b818e 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ProfilerTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/log/ProfilerTest.java
@@ -29,13 +29,13 @@ public class ProfilerTest {
   public LogTester tester = new LogTester();
 
   @Test
-  public void create() throws Exception {
+  public void create() {
     Profiler profiler = Profiler.create(Loggers.get("foo"));
     assertThat(profiler).isInstanceOf(DefaultProfiler.class);
   }
 
   @Test
-  public void create_null_profiler_if_trace_level_is_disabled() throws Exception {
+  public void create_null_profiler_if_trace_level_is_disabled() {
     tester.setLevel(LoggerLevel.TRACE);
     Profiler profiler = Profiler.createIfTrace(Loggers.get("foo"));
     assertThat(profiler).isInstanceOf(DefaultProfiler.class);
@@ -46,7 +46,7 @@ public class ProfilerTest {
   }
 
   @Test
-  public void create_null_profiler_if_debug_level_is_disabled() throws Exception {
+  public void create_null_profiler_if_debug_level_is_disabled() {
     tester.setLevel(LoggerLevel.TRACE);
     Profiler profiler = Profiler.createIfDebug(Loggers.get("foo"));
     assertThat(profiler).isInstanceOf(DefaultProfiler.class);
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/text/JsonWriterTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/text/JsonWriterTest.java
index e0b945ddbe6..c4d4c6d9436 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/text/JsonWriterTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/text/JsonWriterTest.java
@@ -52,26 +52,26 @@ public class JsonWriterTest {
   }
 
   @Test
-  public void empty_object() throws Exception {
+  public void empty_object() {
     writer.beginObject().endObject().close();
     expect("{}");
   }
 
   @Test
-  public void empty_array() throws Exception {
+  public void empty_array() {
     writer.beginArray().endArray().close();
     expect("[]");
   }
 
   @Test
-  public void stop_while_streaming() throws Exception {
+  public void stop_while_streaming() {
     writer.beginObject().name("foo").value("bar");
     // endObject() and close() are missing
     expect("{\"foo\":\"bar\"");
   }
 
   @Test
-  public void objects_and_arrays() throws Exception {
+  public void objects_and_arrays() {
     writer.beginObject().name("issues")
       .beginArray()
       .beginObject().prop("key", "ABC").endObject()
@@ -82,13 +82,13 @@ public class JsonWriterTest {
   }
 
   @Test
-  public void array_values() throws Exception {
+  public void array_values() {
     writer.beginArray().values(Arrays.asList("foo", "bar", "baz")).endArray().close();
     expect("[\"foo\",\"bar\",\"baz\"]");
   }
 
   @Test
-  public void type_of_values() throws Exception {
+  public void type_of_values() {
     Date date = DateUtils.parseDateTime("2010-05-18T15:50:45+0100");
     writer.beginObject()
       .prop("aBoolean", true)
@@ -103,7 +103,7 @@ public class JsonWriterTest {
   }
 
   @Test
-  public void ignore_null_values_by_default() throws Exception {
+  public void ignore_null_values_by_default() {
     writer.beginObject()
       .prop("nullNumber", (Number) null)
       .prop("nullString", (String) null)
@@ -116,7 +116,7 @@ public class JsonWriterTest {
   }
 
   @Test
-  public void serialize_null_values() throws Exception {
+  public void serialize_null_values() {
     writer.setSerializeNulls(true);
     writer.beginObject()
       .prop("nullNumber", (Number) null)
@@ -130,7 +130,7 @@ public class JsonWriterTest {
   }
 
   @Test
-  public void serialize_empty_strings_by_default() throws Exception {
+  public void serialize_empty_strings_by_default() {
     writer.beginObject()
       .prop("emptyString", EMPTY_STRING)
       .name("emptyStringAsObject").valueObject(EMPTY_STRING)
@@ -142,7 +142,7 @@ public class JsonWriterTest {
   }
 
   @Test
-  public void ignore_empty_strings_when_requested() throws Exception {
+  public void ignore_empty_strings_when_requested() {
     writer.setSerializeEmptys(false)
       .beginObject()
       .prop("emptyString", EMPTY_STRING)
@@ -152,7 +152,7 @@ public class JsonWriterTest {
   }
 
   @Test
-  public void escape_values() throws Exception {
+  public void escape_values() {
     writer.beginObject()
       .prop("foo", "<hello \"world\">")
       .endObject().close();
@@ -160,7 +160,7 @@ public class JsonWriterTest {
   }
 
   @Test
-  public void valueObject() throws Exception {
+  public void valueObject() {
     writer.beginObject()
       .name("aString").valueObject("stringValue")
       .name("aBoolean").valueObject(true)
@@ -175,14 +175,14 @@ public class JsonWriterTest {
   }
 
   @Test
-  public void valueObject_recursive() throws Exception {
+  public void valueObject_recursive() {
     Map map = ImmutableMap.of("a", ImmutableMap.of("b", "c"));
     writer.valueObject(map).close();
     expect("{\"a\":{\"b\":\"c\"}}");
   }
 
   @Test
-  public void valueObject_unsupported_type() throws Exception {
+  public void valueObject_unsupported_type() {
     try {
       writer.beginObject().valueObject(new StringWriter()).endObject().close();
       fail();
@@ -192,13 +192,13 @@ public class JsonWriterTest {
   }
 
   @Test
-  public void fail_on_NaN_value() throws Exception {
+  public void fail_on_NaN_value() {
     thrown.expect(WriterException.class);
     writer.beginObject().prop("foo", Double.NaN).endObject().close();
   }
 
   @Test
-  public void fail_if_not_valid() throws Exception {
+  public void fail_if_not_valid() {
     thrown.expect(WriterException.class);
     writer.beginObject().endArray().close();
   }
diff --git a/sonar-plugin-api/src/test/java/org/sonar/api/utils/text/XmlWriterTest.java b/sonar-plugin-api/src/test/java/org/sonar/api/utils/text/XmlWriterTest.java
index daa4bc5cccf..679eaf77423 100644
--- a/sonar-plugin-api/src/test/java/org/sonar/api/utils/text/XmlWriterTest.java
+++ b/sonar-plugin-api/src/test/java/org/sonar/api/utils/text/XmlWriterTest.java
@@ -51,25 +51,25 @@ public class XmlWriterTest {
   }
 
   @Test
-  public void only_root() throws Exception {
+  public void only_root() {
     writer.begin("foo").end().close();
     expect("<foo/>");
   }
 
   @Test
-  public void escape_value() throws Exception {
+  public void escape_value() {
     writer.prop("foo", "1<2 & 2>=2").close();
     expect("<foo>1&lt;2 &amp; 2>=2</foo>");
   }
 
   @Test
-  public void only_root_with_value() throws Exception {
+  public void only_root_with_value() {
     writer.prop("foo", "bar").close();
     expect("<foo>bar</foo>");
   }
 
   @Test
-  public void ignore_null_values() throws Exception {
+  public void ignore_null_values() {
     writer.begin("root")
       .prop("nullNumber", (Number) null)
       .prop("nullString", (String) null)
@@ -78,7 +78,7 @@ public class XmlWriterTest {
   }
 
   @Test
-  public void fail_on_NaN_value() throws Exception {
+  public void fail_on_NaN_value() {
     thrown.expect(WriterException.class);
     thrown.expectMessage("Fail to write XML. Double value is not valid: NaN");
     writer.begin("root").prop("foo", Double.NaN).end().close();