Revert "SONAR-19050 Upgrade sonar-plugin-api to v9.16.0.549"

This reverts commit 27f1179c0cb7e4add8cb8c9f49d5864da4681c66.

34 files changed, 192 insertions, 175 deletions

diff --git a/plugins/sonar-xoo-plugin/src/main/java/org/sonar/xoo/rule/XooRulesDefinition.java b/plugins/sonar-xoo-plugin/src/main/java/org/sonar/xoo/rule/XooRulesDefinition.java
index 427cc2c31ca..058a8154414 100644
--- a/plugins/sonar-xoo-plugin/src/main/java/org/sonar/xoo/rule/XooRulesDefinition.java
+++ b/plugins/sonar-xoo-plugin/src/main/java/org/sonar/xoo/rule/XooRulesDefinition.java
@@ -21,8 +21,8 @@ package org.sonar.xoo.rule;
 
 import javax.annotation.Nullable;
 import org.sonar.api.SonarRuntime;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleScope;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.server.rule.RuleDescriptionSection;
 import org.sonar.api.server.rule.RuleParamType;
@@ -146,7 +146,7 @@ public class XooRulesDefinition implements RulesDefinition {
 
     NewRule oneBugIssuePerTestLine = repo.createRule(OneBugIssuePerTestLineSensor.RULE_KEY).setName("One Bug Issue Per Test Line")
       .setScope(RuleScope.TEST)
-      .setType(RuleType.BUG).setCharacteristic(CodeCharacteristic.COMPLIANT);
+      .setType(RuleType.BUG).setCharacteristic(RuleCharacteristic.COMPLIANT);
     addAllDescriptionSections(oneBugIssuePerTestLine, "Generate a bug issue on each line of a test file. It requires the metric \"lines\".");
 
     oneBugIssuePerTestLine
@@ -190,7 +190,7 @@ public class XooRulesDefinition implements RulesDefinition {
     NewRule hotspotWithRangeAndMultipleLocations = repo.createRule(MultilineHotspotSensor.RULE_KEY)
       .setName("Creates hotspots with ranges/multiple locations")
       .setType(RuleType.SECURITY_HOTSPOT)
-      .setCharacteristic(CodeCharacteristic.PORTABLE);
+      .setCharacteristic(RuleCharacteristic.PORTABLE);
     addAllDescriptionSections(hotspotWithRangeAndMultipleLocations, "Hotspot with range and multiple locations");
 
     NewRule issueOnEachFileWithExtUnknown = repo.createRule(OneIssuePerUnknownFileSensor.RULE_KEY).setName("Creates issues on each file with extension 'unknown'");
@@ -204,13 +204,13 @@ public class XooRulesDefinition implements RulesDefinition {
 
     NewRule oneCodeSmellIssuePerLine = repo.createRule(OneCodeSmellIssuePerLineSensor.RULE_KEY).setName("One Code Smell Issue Per Line")
       .setType(RuleType.CODE_SMELL)
-      .setCharacteristic(CodeCharacteristic.STRUCTURED);
+      .setCharacteristic(RuleCharacteristic.STRUCTURED);
     oneCodeSmellIssuePerLine
       .setDebtRemediationFunction(oneCodeSmellIssuePerLine.debtRemediationFunctions().linear("9min"));
     addAllDescriptionSections(oneCodeSmellIssuePerLine, "Generate a code smell issue on each line of a file. It requires the metric \"lines\".");
 
     NewRule oneVulnerabilityIssuePerModule = repo.createRule(OneVulnerabilityIssuePerModuleSensor.RULE_KEY).setName("One Vulnerability Issue Per Module")
-      .setType(RuleType.VULNERABILITY).setCharacteristic(CodeCharacteristic.ROBUST);
+      .setType(RuleType.VULNERABILITY).setCharacteristic(RuleCharacteristic.ROBUST);
     addAllDescriptionSections(oneVulnerabilityIssuePerModule, "Generate an issue on each module");
 
     oneVulnerabilityIssuePerModule
@@ -276,7 +276,7 @@ public class XooRulesDefinition implements RulesDefinition {
     NewRule hotspotWithSingleContext = repo.createRule(HotspotWithSingleContextSensor.RULE_KEY)
       .setName("Find security hotspots, how_to_fix with single context")
       .setType(RuleType.SECURITY_HOTSPOT)
-      .setCharacteristic(CodeCharacteristic.SECURE)
+      .setCharacteristic(RuleCharacteristic.SECURE)
       .setActivatedByDefault(false)
       .addDescriptionSection(howToFixSectionWithContext("single_context"));
     addDescriptionSectionsWithoutContexts(hotspotWithSingleContext, "Search for Security Hotspots with single context in Xoo files");
diff --git a/plugins/sonar-xoo-plugin/src/test/java/org/sonar/xoo/rule/XooRulesDefinitionTest.java b/plugins/sonar-xoo-plugin/src/test/java/org/sonar/xoo/rule/XooRulesDefinitionTest.java
index ac96be2d050..d851fb4f26f 100644
--- a/plugins/sonar-xoo-plugin/src/test/java/org/sonar/xoo/rule/XooRulesDefinitionTest.java
+++ b/plugins/sonar-xoo-plugin/src/test/java/org/sonar/xoo/rule/XooRulesDefinitionTest.java
@@ -23,9 +23,9 @@ import org.junit.Before;
 import org.junit.Test;
 import org.sonar.api.SonarEdition;
 import org.sonar.api.SonarQubeSide;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.impl.server.RulesDefinitionContext;
 import org.sonar.api.internal.SonarRuntimeImpl;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.server.debt.DebtRemediationFunction;
 import org.sonar.api.server.rule.RulesDefinition;
 import org.sonar.api.utils.Version;
@@ -120,7 +120,7 @@ public class XooRulesDefinitionTest {
   public void define_xoo_rule_with_characteristic() {
     RulesDefinition.Repository repo = context.repository("xoo");
     RulesDefinition.Rule oneCodeSmellIssuePerLine = repo.rule("OneCodeSmellIssuePerLine");
-    assertThat(oneCodeSmellIssuePerLine.characteristic()).isEqualTo(CodeCharacteristic.STRUCTURED);
+    assertThat(oneCodeSmellIssuePerLine.characteristic()).isEqualTo(RuleCharacteristic.STRUCTURED);
   }
 
   private RulesDefinition.Repository getRepository() {
diff --git a/server/sonar-db-dao/src/it/java/org/sonar/db/issue/IssueDaoIT.java b/server/sonar-db-dao/src/it/java/org/sonar/db/issue/IssueDaoIT.java
index a089f5258fa..1bcd0b5d3d8 100644
--- a/server/sonar-db-dao/src/it/java/org/sonar/db/issue/IssueDaoIT.java
+++ b/server/sonar-db-dao/src/it/java/org/sonar/db/issue/IssueDaoIT.java
@@ -27,8 +27,8 @@ import java.util.stream.IntStream;
 import java.util.stream.Stream;
 import org.junit.Rule;
 import org.junit.Test;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleKey;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.utils.System2;
 import org.sonar.db.DbTester;
@@ -124,8 +124,8 @@ public class IssueDaoIT {
     assertThat(issue.parseLocations()).isNull();
     assertThat(issue.isExternal()).isTrue();
     assertThat(issue.getRuleType()).isEqualTo(RuleType.CODE_SMELL.getDbConstant());
-    assertThat(issue.getRuleCharacteristic()).isEqualTo(CodeCharacteristic.CLEAR);
-    assertThat(issue.getEffectiveRuleCharacteristic()).isEqualTo(CodeCharacteristic.CLEAR);
+    assertThat(issue.getRuleCharacteristic()).isEqualTo(RuleCharacteristic.CLEAR);
+    assertThat(issue.getEffectiveRuleCharacteristic()).isEqualTo(RuleCharacteristic.CLEAR);
     assertFalse(issue.isQuickFixAvailable());
   }
 
diff --git a/server/sonar-db-dao/src/it/java/org/sonar/db/rule/RuleDaoIT.java b/server/sonar-db-dao/src/it/java/org/sonar/db/rule/RuleDaoIT.java
index b15339f6fb9..ec138783b03 100644
--- a/server/sonar-db-dao/src/it/java/org/sonar/db/rule/RuleDaoIT.java
+++ b/server/sonar-db-dao/src/it/java/org/sonar/db/rule/RuleDaoIT.java
@@ -34,10 +34,10 @@ import org.apache.ibatis.exceptions.PersistenceException;
 import org.jetbrains.annotations.NotNull;
 import org.junit.Rule;
 import org.junit.Test;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleKey;
 import org.sonar.api.rule.RuleStatus;
 import org.sonar.api.rule.Severity;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleQuery;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.server.debt.DebtRemediationFunction;
@@ -57,6 +57,7 @@ import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 import static org.assertj.core.api.Assertions.tuple;
 import static org.sonar.api.rule.RuleStatus.REMOVED;
+import static org.sonar.api.rules.RuleCharacteristic.CLEAR;
 
 public class RuleDaoIT {
   private static final String UNKNOWN_RULE_UUID = "unknown-uuid";
@@ -83,6 +84,7 @@ public class RuleDaoIT {
     assertThat(underTest.selectByKey(db.getSession(), ruleDto.getKey())).isNotEmpty();
   }
 
+
   @Test
   public void selectByUuid() {
     RuleDto ruleDto = db.rules().insert();
@@ -456,7 +458,7 @@ public class RuleDaoIT {
       .setSystemTags(newHashSet("systag1", "systag2"))
       .setSecurityStandards(newHashSet("owaspTop10:a1", "cwe:123"))
       .setType(RuleType.BUG)
-      .setCharacteristic(CodeCharacteristic.TESTED)
+      .setCharacteristic(RuleCharacteristic.TESTED)
       .setScope(Scope.ALL)
       .setCreatedAt(1_500_000_000_000L)
       .setUpdatedAt(2_000_000_000_000L);
@@ -484,7 +486,7 @@ public class RuleDaoIT {
     assertThat(ruleDto.getSecurityStandards()).containsOnly("owaspTop10:a1", "cwe:123");
     assertThat(ruleDto.getScope()).isEqualTo(Scope.ALL);
     assertThat(ruleDto.getType()).isEqualTo(RuleType.BUG.getDbConstant());
-    assertThat(ruleDto.getCharacteristic()).isEqualTo(CodeCharacteristic.TESTED);
+    assertThat(ruleDto.getCharacteristic()).isEqualTo(RuleCharacteristic.TESTED);
     assertThat(ruleDto.getCreatedAt()).isEqualTo(1_500_000_000_000L);
     assertThat(ruleDto.getUpdatedAt()).isEqualTo(2_000_000_000_000L);
     assertThat(ruleDto.getDescriptionFormat()).isEqualTo(RuleDto.Format.MARKDOWN);
@@ -519,7 +521,7 @@ public class RuleDaoIT {
       .setSecurityStandards(newHashSet("owaspTop10:a1", "cwe:123"))
       .setScope(Scope.ALL)
       .setType(RuleType.BUG)
-      .setCharacteristic(CodeCharacteristic.PORTABLE)
+      .setCharacteristic(RuleCharacteristic.PORTABLE)
       .setUpdatedAt(2_000_000_000_000L);
 
     underTest.update(db.getSession(), ruleToUpdate);
@@ -545,7 +547,7 @@ public class RuleDaoIT {
     assertThat(ruleDto.getSecurityStandards()).containsOnly("owaspTop10:a1", "cwe:123");
     assertThat(ruleDto.getScope()).isEqualTo(Scope.ALL);
     assertThat(ruleDto.getType()).isEqualTo(RuleType.BUG.getDbConstant());
-    assertThat(ruleDto.getCharacteristic()).isEqualTo(CodeCharacteristic.PORTABLE);
+    assertThat(ruleDto.getCharacteristic()).isEqualTo(RuleCharacteristic.PORTABLE);
     assertThat(ruleDto.getCreatedAt()).isEqualTo(rule.getCreatedAt());
     assertThat(ruleDto.getUpdatedAt()).isEqualTo(2_000_000_000_000L);
     assertThat(ruleDto.getDescriptionFormat()).isEqualTo(RuleDto.Format.MARKDOWN);
diff --git a/server/sonar-db-dao/src/main/java/org/sonar/db/issue/IssueDto.java b/server/sonar-db-dao/src/main/java/org/sonar/db/issue/IssueDto.java
index e3c25bcd54c..62f799723ae 100644
--- a/server/sonar-db-dao/src/main/java/org/sonar/db/issue/IssueDto.java
+++ b/server/sonar-db-dao/src/main/java/org/sonar/db/issue/IssueDto.java
@@ -34,8 +34,8 @@ import javax.annotation.CheckForNull;
 import javax.annotation.Nullable;
 import org.apache.commons.lang.builder.ToStringBuilder;
 import org.apache.commons.lang.builder.ToStringStyle;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleKey;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.utils.Duration;
 import org.sonar.core.issue.DefaultIssue;
@@ -57,7 +57,7 @@ public final class IssueDto implements Serializable {
 
   private int type;
   private int ruleType;
-  private CodeCharacteristic ruleCharacteristic;
+  private RuleCharacteristic ruleCharacteristic;
   private String kee;
   private String componentUuid;
   private String projectUuid;
@@ -716,18 +716,18 @@ public final class IssueDto implements Serializable {
   }
 
   @CheckForNull
-  public CodeCharacteristic getRuleCharacteristic() {
+  public RuleCharacteristic getRuleCharacteristic() {
     return ruleCharacteristic;
   }
 
   @VisibleForTesting
-  IssueDto setRuleCharacteristic(CodeCharacteristic ruleCharacteristic) {
+  IssueDto setRuleCharacteristic(RuleCharacteristic ruleCharacteristic) {
     this.ruleCharacteristic = ruleCharacteristic;
     return this;
   }
 
   @CheckForNull
-  public CodeCharacteristic getEffectiveRuleCharacteristic() {
+  public RuleCharacteristic getEffectiveRuleCharacteristic() {
     return ruleCharacteristic != null ? ruleCharacteristic : convertToRuleCharacteristic(ruleType);
   }
 
@@ -736,7 +736,7 @@ public final class IssueDto implements Serializable {
   }
 
   @VisibleForTesting
-  IssueDto setRuleType(int ruleType) {
+  IssueDto setRuleType(int  ruleType) {
     this.ruleType = ruleType;
     return this;
   }
diff --git a/server/sonar-db-dao/src/main/java/org/sonar/db/rule/RuleDto.java b/server/sonar-db-dao/src/main/java/org/sonar/db/rule/RuleDto.java
index a3f1180e9c0..5a01ffd4ff4 100644
--- a/server/sonar-db-dao/src/main/java/org/sonar/db/rule/RuleDto.java
+++ b/server/sonar-db-dao/src/main/java/org/sonar/db/rule/RuleDto.java
@@ -31,9 +31,9 @@ import javax.annotation.CheckForNull;
 import javax.annotation.Nullable;
 import org.apache.commons.lang.StringUtils;
 import org.apache.commons.lang.builder.HashCodeBuilder;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleKey;
 import org.sonar.api.rule.RuleStatus;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 
 import static com.google.common.base.Preconditions.checkArgument;
@@ -99,7 +99,7 @@ public class RuleDto {
   private String systemTagsField = null;
   private String securityStandardsField = null;
   private int type = 0;
-  private CodeCharacteristic characteristic = null;
+  private RuleCharacteristic characteristic = null;
   private Scope scope = null;
 
   private RuleKey key = null;
@@ -398,15 +398,15 @@ public class RuleDto {
   }
 
   @CheckForNull
-  public CodeCharacteristic getCharacteristic() {
+  public RuleCharacteristic getCharacteristic() {
     return this.characteristic;
   }
 
-  public CodeCharacteristic getEffectiveCharacteristic() {
+  public RuleCharacteristic getEffectiveCharacteristic() {
     return characteristic != null ? characteristic : RuleTypeToRuleCharacteristicConverter.convertToRuleCharacteristic(type);
   }
 
-  public RuleDto setCharacteristic(@Nullable CodeCharacteristic characteristic) {
+  public RuleDto setCharacteristic(@Nullable RuleCharacteristic characteristic) {
     this.characteristic = characteristic;
     return this;
   }
diff --git a/server/sonar-db-dao/src/main/java/org/sonar/db/rule/RuleForIndexingDto.java b/server/sonar-db-dao/src/main/java/org/sonar/db/rule/RuleForIndexingDto.java
index 522b03ef125..1d66b777748 100644
--- a/server/sonar-db-dao/src/main/java/org/sonar/db/rule/RuleForIndexingDto.java
+++ b/server/sonar-db-dao/src/main/java/org/sonar/db/rule/RuleForIndexingDto.java
@@ -25,9 +25,9 @@ import java.util.Collections;
 import java.util.HashSet;
 import java.util.Set;
 import javax.annotation.CheckForNull;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleKey;
 import org.sonar.api.rule.RuleStatus;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 
 public class RuleForIndexingDto {
@@ -54,7 +54,7 @@ public class RuleForIndexingDto {
   private long createdAt;
   private long updatedAt;
   private Set<RuleDescriptionSectionDto> ruleDescriptionSectionsDtos = new HashSet<>();
-  private CodeCharacteristic characteristic;
+  private RuleCharacteristic characteristic;
 
   @VisibleForTesting
   public RuleForIndexingDto() {
@@ -209,7 +209,7 @@ public class RuleForIndexingDto {
     this.type = type;
   }
 
-  public CodeCharacteristic getCharacteristic() {
+  public RuleCharacteristic getCharacteristic() {
     return characteristic;
   }
 }
diff --git a/server/sonar-db-dao/src/main/java/org/sonar/db/rule/RuleTypeToRuleCharacteristicConverter.java b/server/sonar-db-dao/src/main/java/org/sonar/db/rule/RuleTypeToRuleCharacteristicConverter.java
index 38f8b643900..90349c596ce 100644
--- a/server/sonar-db-dao/src/main/java/org/sonar/db/rule/RuleTypeToRuleCharacteristicConverter.java
+++ b/server/sonar-db-dao/src/main/java/org/sonar/db/rule/RuleTypeToRuleCharacteristicConverter.java
@@ -19,7 +19,7 @@
  */
 package org.sonar.db.rule;
 
-import org.sonar.api.code.CodeCharacteristic;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 
 public class RuleTypeToRuleCharacteristicConverter {
@@ -27,18 +27,18 @@ public class RuleTypeToRuleCharacteristicConverter {
   private RuleTypeToRuleCharacteristicConverter() {
   }
 
-  public static CodeCharacteristic convertToRuleCharacteristic(int ruleType) {
+  public static RuleCharacteristic convertToRuleCharacteristic(int ruleType) {
     if (ruleType == 0) {
-      return CodeCharacteristic.CLEAR;
+      return RuleCharacteristic.CLEAR;
     }
     return convertToRuleCharacteristic(RuleType.valueOf(ruleType));
   }
 
-  public static CodeCharacteristic convertToRuleCharacteristic(RuleType ruleType) {
+  public static RuleCharacteristic convertToRuleCharacteristic(RuleType ruleType) {
     return switch (ruleType) {
-      case BUG -> CodeCharacteristic.ROBUST;
-      case CODE_SMELL -> CodeCharacteristic.CLEAR;
-      case SECURITY_HOTSPOT, VULNERABILITY -> CodeCharacteristic.SECURE;
+      case BUG -> RuleCharacteristic.ROBUST;
+      case CODE_SMELL -> RuleCharacteristic.CLEAR;
+      case SECURITY_HOTSPOT, VULNERABILITY -> RuleCharacteristic.SECURE;
     };
   }
 
diff --git a/server/sonar-db-dao/src/test/java/org/sonar/db/issue/IssueDtoTest.java b/server/sonar-db-dao/src/test/java/org/sonar/db/issue/IssueDtoTest.java
index b8d95de4d58..7366e54998e 100644
--- a/server/sonar-db-dao/src/test/java/org/sonar/db/issue/IssueDtoTest.java
+++ b/server/sonar-db-dao/src/test/java/org/sonar/db/issue/IssueDtoTest.java
@@ -27,9 +27,9 @@ import java.util.List;
 import java.util.Set;
 import org.apache.commons.lang.time.DateUtils;
 import org.junit.Test;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.issue.Issue;
 import org.sonar.api.rule.RuleKey;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.utils.Duration;
 import org.sonar.core.issue.DefaultIssue;
@@ -240,13 +240,13 @@ public class IssueDtoTest {
 
   @Test
   public void getEffectiveCharacteristic_when_characteristicInitialized_should_return_characteristicDbConstantValue() {
-    IssueDto issueDto = new IssueDto().setRuleType(RuleType.CODE_SMELL.getDbConstant()).setRuleCharacteristic(CodeCharacteristic.CLEAR);
-    assertThat(issueDto.getEffectiveRuleCharacteristic()).isEqualTo(CodeCharacteristic.CLEAR);
+    IssueDto issueDto = new IssueDto().setRuleType(RuleType.CODE_SMELL.getDbConstant()).setRuleCharacteristic(RuleCharacteristic.CLEAR);
+    assertThat(issueDto.getEffectiveRuleCharacteristic()).isEqualTo(RuleCharacteristic.CLEAR);
   }
 
   @Test
   public void getEffectiveCharacteristic_when_characteristicNotInitialized_should_return_characteristicDbConstantValue() {
     IssueDto issueDto = new IssueDto().setRuleType(RuleType.CODE_SMELL.getDbConstant());
-    assertThat(issueDto.getEffectiveRuleCharacteristic()).isEqualTo(CodeCharacteristic.CLEAR);
+    assertThat(issueDto.getEffectiveRuleCharacteristic()).isEqualTo(RuleCharacteristic.CLEAR);
   }
 }
diff --git a/server/sonar-db-dao/src/test/java/org/sonar/db/rule/RuleDtoTest.java b/server/sonar-db-dao/src/test/java/org/sonar/db/rule/RuleDtoTest.java
index e8483c24d5b..fc701c189ae 100644
--- a/server/sonar-db-dao/src/test/java/org/sonar/db/rule/RuleDtoTest.java
+++ b/server/sonar-db-dao/src/test/java/org/sonar/db/rule/RuleDtoTest.java
@@ -20,12 +20,17 @@
 package org.sonar.db.rule;
 
 import com.google.common.collect.ImmutableSet;
+import com.tngtech.java.junit.dataprovider.DataProvider;
+import com.tngtech.java.junit.dataprovider.DataProviderRunner;
+import com.tngtech.java.junit.dataprovider.UseDataProvider;
 import java.util.Collections;
 import java.util.Set;
 import java.util.TreeSet;
 import org.jetbrains.annotations.NotNull;
+import org.junit.Rule;
 import org.junit.Test;
-import org.sonar.api.code.CodeCharacteristic;
+import org.junit.runner.RunWith;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.core.util.Uuids;
 
@@ -185,31 +190,31 @@ public class RuleDtoTest {
   public void getEffectiveCharacteristic_when_noCharacteristicInitialized_should_return_dbConstantValueFromConverter() {
     RuleDto rule = new RuleDto().setType(RuleType.BUG);
 
-    CodeCharacteristic characteristic = rule.getCharacteristic();
+    RuleCharacteristic characteristic = rule.getCharacteristic();
     assertThat(characteristic).isNull();
 
-    CodeCharacteristic effectiveCharacteristic = rule.getEffectiveCharacteristic();
-    CodeCharacteristic expected = RuleTypeToRuleCharacteristicConverter.convertToRuleCharacteristic(RuleType.BUG);
+    RuleCharacteristic effectiveCharacteristic = rule.getEffectiveCharacteristic();
+    RuleCharacteristic expected = RuleTypeToRuleCharacteristicConverter.convertToRuleCharacteristic(RuleType.BUG);
     assertThat(effectiveCharacteristic).isEqualTo(expected);
   }
 
   @Test
   public void getEffectiveCharacteristic_when_characteristicInitialized_should_return_characteristicDbConstantValue() {
-    RuleDto rule = new RuleDto().setType(RuleType.BUG).setCharacteristic(CodeCharacteristic.COMPLIANT);
+    RuleDto rule = new RuleDto().setType(RuleType.BUG).setCharacteristic(RuleCharacteristic.COMPLIANT);
 
-    CodeCharacteristic effectiveCharacteristic = rule.getEffectiveCharacteristic();
-    CodeCharacteristic characteristic = rule.getCharacteristic();
+    RuleCharacteristic effectiveCharacteristic = rule.getEffectiveCharacteristic();
+    RuleCharacteristic characteristic = rule.getCharacteristic();
 
-    assertThat(effectiveCharacteristic).isEqualTo(characteristic).isEqualTo(CodeCharacteristic.COMPLIANT);
+    assertThat(effectiveCharacteristic).isEqualTo(characteristic).isEqualTo(RuleCharacteristic.COMPLIANT);
   }
 
   @Test
   public void getEffectiveCharacteristic_whenType0_shouldReturnClearCharacteristic() {
     RuleDto rule = new RuleDto().setType(0);
 
-    CodeCharacteristic effectiveCharacteristic = rule.getEffectiveCharacteristic();
+    RuleCharacteristic effectiveCharacteristic = rule.getEffectiveCharacteristic();
 
-    assertThat(effectiveCharacteristic).isEqualTo(CodeCharacteristic.CLEAR);
+    assertThat(effectiveCharacteristic).isEqualTo(RuleCharacteristic.CLEAR);
   }
 
 }
diff --git a/server/sonar-db-dao/src/test/java/org/sonar/db/rule/RuleTypeToRuleCharacteristicConverterTest.java b/server/sonar-db-dao/src/test/java/org/sonar/db/rule/RuleTypeToRuleCharacteristicConverterTest.java
index 508b40744b4..8bf53ac0984 100644
--- a/server/sonar-db-dao/src/test/java/org/sonar/db/rule/RuleTypeToRuleCharacteristicConverterTest.java
+++ b/server/sonar-db-dao/src/test/java/org/sonar/db/rule/RuleTypeToRuleCharacteristicConverterTest.java
@@ -24,7 +24,7 @@ import com.tngtech.java.junit.dataprovider.DataProviderRunner;
 import com.tngtech.java.junit.dataprovider.UseDataProvider;
 import org.junit.Test;
 import org.junit.runner.RunWith;
-import org.sonar.api.code.CodeCharacteristic;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -36,17 +36,17 @@ public class RuleTypeToRuleCharacteristicConverterTest {
   @Test
   @UseDataProvider("ruleTypeToRulCharacteristicData")
   public void convertToRuleCharacteristic_when_receivedNonNullRuleType_should_convertToCorrespondingDefaultCharacteristic(RuleType type,
-    CodeCharacteristic expectedCharacteristic) {
+    RuleCharacteristic expectedCharacteristic) {
     assertThat(convertToRuleCharacteristic(type)).isEqualTo(expectedCharacteristic);
   }
 
   @DataProvider
   public static Object[][] ruleTypeToRulCharacteristicData() {
     return new Object[][] {
-      {RuleType.CODE_SMELL, CodeCharacteristic.CLEAR},
-      {RuleType.BUG, CodeCharacteristic.ROBUST},
-      {RuleType.VULNERABILITY, CodeCharacteristic.SECURE},
-      {RuleType.SECURITY_HOTSPOT, CodeCharacteristic.SECURE}
+      {RuleType.CODE_SMELL, RuleCharacteristic.CLEAR},
+      {RuleType.BUG, RuleCharacteristic.ROBUST},
+      {RuleType.VULNERABILITY, RuleCharacteristic.SECURE},
+      {RuleType.SECURITY_HOTSPOT, RuleCharacteristic.SECURE}
     };
   }
 
diff --git a/server/sonar-db-dao/src/testFixtures/java/org/sonar/db/rule/RuleTesting.java b/server/sonar-db-dao/src/testFixtures/java/org/sonar/db/rule/RuleTesting.java
index 31879e8ba83..07524e2c744 100644
--- a/server/sonar-db-dao/src/testFixtures/java/org/sonar/db/rule/RuleTesting.java
+++ b/server/sonar-db-dao/src/testFixtures/java/org/sonar/db/rule/RuleTesting.java
@@ -23,10 +23,10 @@ import java.util.Set;
 import java.util.concurrent.atomic.AtomicLong;
 import java.util.function.Consumer;
 import javax.annotation.Nullable;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleKey;
 import org.sonar.api.rule.RuleStatus;
 import org.sonar.api.rule.Severity;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.server.rule.RuleParamType;
 import org.sonar.core.util.UuidFactory;
@@ -62,10 +62,10 @@ public class RuleTesting {
     // only static helpers
   }
 
+
   public static RuleDto newRule() {
     return newRule(RuleKey.of(randomAlphanumeric(30), randomAlphanumeric(30)));
   }
-
   public static RuleDto newRule(RuleDescriptionSectionDto... ruleDescriptionSectionDtos) {
     return newRule(randomRuleKey(), ruleDescriptionSectionDtos);
   }
@@ -93,7 +93,7 @@ public class RuleTesting {
       .setName("name_" + randomAlphanumeric(5))
       .setDescriptionFormat(RuleDto.Format.HTML)
       .setType(CODE_SMELL)
-      .setCharacteristic(CodeCharacteristic.CLEAR)
+      .setCharacteristic(RuleCharacteristic.CLEAR)
       .setStatus(RuleStatus.READY)
       .setConfigKey("configKey_" + ruleKey.rule())
       .setSeverity(Severity.ALL.get(nextInt(Severity.ALL.size())))
@@ -151,6 +151,7 @@ public class RuleTesting {
     return newRule(XOO_X2).setLanguage("xoo");
   }
 
+
   public static RuleDto newTemplateRule(RuleKey ruleKey) {
     return newRule(ruleKey)
       .setIsTemplate(true);
@@ -213,7 +214,7 @@ public class RuleTesting {
     return rule -> rule.setType(type);
   }
 
-  public static Consumer<RuleDto> setCharacteristic(CodeCharacteristic characteristic) {
+  public static Consumer<RuleDto> setCharacteristic(RuleCharacteristic characteristic) {
     return rule -> rule.setCharacteristic(characteristic);
   }
 
diff --git a/server/sonar-server-common/src/it/java/org/sonar/server/issue/index/IssueIteratorFactoryIT.java b/server/sonar-server-common/src/it/java/org/sonar/server/issue/index/IssueIteratorFactoryIT.java
index b39391ba298..cc243f2428e 100644
--- a/server/sonar-server-common/src/it/java/org/sonar/server/issue/index/IssueIteratorFactoryIT.java
+++ b/server/sonar-server-common/src/it/java/org/sonar/server/issue/index/IssueIteratorFactoryIT.java
@@ -27,7 +27,7 @@ import java.util.function.Function;
 import java.util.stream.Stream;
 import org.junit.Rule;
 import org.junit.Test;
-import org.sonar.api.code.CodeCharacteristic;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.utils.System2;
 import org.sonar.db.DbTester;
 import org.sonar.db.component.ComponentDto;
@@ -91,7 +91,7 @@ public class IssueIteratorFactoryIT {
     assertThat(issue.getTags()).containsOnly("tag1", "tag2", "tag3");
     assertThat(issue.effort().toMinutes()).isPositive();
     assertThat(issue.type().getDbConstant()).isEqualTo(2);
-    assertThat(issue.characteristic()).isEqualTo(CodeCharacteristic.CLEAR);
+    assertThat(issue.characteristic()).isEqualTo(RuleCharacteristic.CLEAR);
   }
 
   @Test
diff --git a/server/sonar-server-common/src/it/java/org/sonar/server/rule/index/RuleIndexIT.java b/server/sonar-server-common/src/it/java/org/sonar/server/rule/index/RuleIndexIT.java
index 819a173657f..9e1f34bff98 100644
--- a/server/sonar-server-common/src/it/java/org/sonar/server/rule/index/RuleIndexIT.java
+++ b/server/sonar-server-common/src/it/java/org/sonar/server/rule/index/RuleIndexIT.java
@@ -29,7 +29,6 @@ import java.util.Set;
 import java.util.function.Consumer;
 import org.junit.Rule;
 import org.junit.Test;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.impl.utils.AlwaysIncreasingSystem2;
 import org.sonar.api.rule.RuleKey;
 import org.sonar.api.rule.RuleStatus;
@@ -56,14 +55,14 @@ import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 import static org.assertj.core.api.Assertions.entry;
 import static org.junit.Assert.fail;
-import static org.sonar.api.code.CodeCharacteristic.CLEAR;
-import static org.sonar.api.code.CodeCharacteristic.COMPLIANT;
-import static org.sonar.api.code.CodeCharacteristic.SECURE;
 import static org.sonar.api.rule.Severity.BLOCKER;
 import static org.sonar.api.rule.Severity.CRITICAL;
 import static org.sonar.api.rule.Severity.INFO;
 import static org.sonar.api.rule.Severity.MAJOR;
 import static org.sonar.api.rule.Severity.MINOR;
+import static org.sonar.api.rules.RuleCharacteristic.CLEAR;
+import static org.sonar.api.rules.RuleCharacteristic.COMPLIANT;
+import static org.sonar.api.rules.RuleCharacteristic.SECURE;
 import static org.sonar.api.rules.RuleType.BUG;
 import static org.sonar.api.rules.RuleType.CODE_SMELL;
 import static org.sonar.api.rules.RuleType.SECURITY_HOTSPOT;
diff --git a/server/sonar-server-common/src/main/java/org/sonar/server/issue/index/IssueDoc.java b/server/sonar-server-common/src/main/java/org/sonar/server/issue/index/IssueDoc.java
index 20866ba6283..abcef42ccc6 100644
--- a/server/sonar-server-common/src/main/java/org/sonar/server/issue/index/IssueDoc.java
+++ b/server/sonar-server-common/src/main/java/org/sonar/server/issue/index/IssueDoc.java
@@ -25,8 +25,8 @@ import java.util.Date;
 import java.util.Map;
 import javax.annotation.CheckForNull;
 import javax.annotation.Nullable;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.Severity;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.utils.Duration;
 import org.sonar.server.es.BaseDoc;
@@ -134,8 +134,8 @@ public class IssueDoc extends BaseDoc {
     return RuleType.valueOf(getField(IssueIndexDefinition.FIELD_ISSUE_TYPE));
   }
 
-  public CodeCharacteristic characteristic() {
-    return CodeCharacteristic.valueOf(getField(IssueIndexDefinition.FIELD_ISSUE_CHARACTERISTIC));
+  public RuleCharacteristic characteristic() {
+    return RuleCharacteristic.valueOf(getField(IssueIndexDefinition.FIELD_ISSUE_CHARACTERISTIC));
   }
 
   @CheckForNull
@@ -271,7 +271,7 @@ public class IssueDoc extends BaseDoc {
     return this;
   }
 
-  public IssueDoc setCharacteristic(CodeCharacteristic characteristic) {
+  public IssueDoc setCharacteristic(RuleCharacteristic characteristic) {
     setField(IssueIndexDefinition.FIELD_ISSUE_CHARACTERISTIC, characteristic.toString());
     return this;
   }
diff --git a/server/sonar-server-common/src/main/java/org/sonar/server/rule/index/RuleDoc.java b/server/sonar-server-common/src/main/java/org/sonar/server/rule/index/RuleDoc.java
index a55ddac51f3..b1971790005 100644
--- a/server/sonar-server-common/src/main/java/org/sonar/server/rule/index/RuleDoc.java
+++ b/server/sonar-server-common/src/main/java/org/sonar/server/rule/index/RuleDoc.java
@@ -30,9 +30,9 @@ import java.util.Set;
 import javax.annotation.CheckForNull;
 import javax.annotation.Nullable;
 import org.apache.commons.lang.builder.ReflectionToStringBuilder;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleKey;
 import org.sonar.api.rule.RuleStatus;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.db.rule.RuleDescriptionSectionDto;
 import org.sonar.db.rule.RuleDto;
@@ -273,13 +273,13 @@ public class RuleDoc extends BaseDoc {
     return this;
   }
 
-  private RuleDoc setCharacteristic(CodeCharacteristic characteristic) {
+  private RuleDoc setCharacteristic(RuleCharacteristic characteristic) {
     setField(RuleIndexDefinition.FIELD_RULE_CHARACTERISTIC, characteristic.name());
     return this;
   }
 
-  public CodeCharacteristic characteristic() {
-    return CodeCharacteristic.valueOf(getField(RuleIndexDefinition.FIELD_RULE_CHARACTERISTIC));
+  public RuleCharacteristic characteristic() {
+    return RuleCharacteristic.valueOf(getField(RuleIndexDefinition.FIELD_RULE_CHARACTERISTIC));
   }
 
   public long createdAt() {
diff --git a/server/sonar-server-common/src/main/java/org/sonar/server/rule/index/RuleIndex.java b/server/sonar-server-common/src/main/java/org/sonar/server/rule/index/RuleIndex.java
index 1677902a4ac..d3b99c11514 100644
--- a/server/sonar-server-common/src/main/java/org/sonar/server/rule/index/RuleIndex.java
+++ b/server/sonar-server-common/src/main/java/org/sonar/server/rule/index/RuleIndex.java
@@ -50,9 +50,9 @@ import org.elasticsearch.search.builder.SearchSourceBuilder;
 import org.elasticsearch.search.sort.FieldSortBuilder;
 import org.elasticsearch.search.sort.SortBuilders;
 import org.elasticsearch.search.sort.SortOrder;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleStatus;
 import org.sonar.api.rule.Severity;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.utils.System2;
 import org.sonar.core.util.stream.MoreCollectors;
@@ -298,9 +298,9 @@ public class RuleIndex {
         QueryBuilders.termsQuery(FIELD_RULE_TYPE, typeNames));
     }
 
-    Collection<CodeCharacteristic> characteristics = query.getCharacteristics();
+    Collection<RuleCharacteristic> characteristics = query.getCharacteristics();
     if (isNotEmpty(characteristics)) {
-      List<String> characteristicNames = characteristics.stream().map(CodeCharacteristic::name).toList();
+      List<String> characteristicNames = characteristics.stream().map(RuleCharacteristic::name).toList();
       filters.put(FIELD_RULE_CHARACTERISTIC,
         QueryBuilders.termsQuery(FIELD_RULE_CHARACTERISTIC, characteristicNames));
     }
@@ -469,7 +469,7 @@ public class RuleIndex {
           (types == null) ? (new String[0]) : types.toArray()));
     }
     if (options.getFacets().contains(FACET_CHARACTERISTICS)) {
-      Collection<CodeCharacteristic> characteristics = query.getCharacteristics();
+      Collection<RuleCharacteristic> characteristics = query.getCharacteristics();
       aggregations.put(FACET_CHARACTERISTICS,
         stickyFacetBuilder.buildStickyFacet(FIELD_RULE_CHARACTERISTIC, FACET_CHARACTERISTICS,
           (characteristics == null) ? (new String[0]) : characteristics.toArray()));
diff --git a/server/sonar-server-common/src/main/java/org/sonar/server/rule/index/RuleQuery.java b/server/sonar-server-common/src/main/java/org/sonar/server/rule/index/RuleQuery.java
index 3a90f1b6ba2..48e5e8b297f 100644
--- a/server/sonar-server-common/src/main/java/org/sonar/server/rule/index/RuleQuery.java
+++ b/server/sonar-server-common/src/main/java/org/sonar/server/rule/index/RuleQuery.java
@@ -23,9 +23,9 @@ import com.google.common.base.Preconditions;
 import java.util.Collection;
 import javax.annotation.CheckForNull;
 import javax.annotation.Nullable;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleStatus;
 import org.sonar.api.rule.Severity;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.db.qualityprofile.QProfileDto;
 
@@ -41,7 +41,7 @@ public class RuleQuery {
   private Collection<RuleStatus> statuses;
   private Collection<String> tags;
   private Collection<RuleType> types;
-  private Collection<CodeCharacteristic> characteristics;
+  private Collection<RuleCharacteristic> characteristics;
   private Boolean activation;
   private QProfileDto profile;
   private QProfileDto compareToQProfile;
@@ -177,11 +177,11 @@ public class RuleQuery {
   }
 
   @CheckForNull
-  public Collection<CodeCharacteristic> getCharacteristics() {
+  public Collection<RuleCharacteristic> getCharacteristics() {
     return characteristics;
   }
 
-  public RuleQuery setCharacteristics(@Nullable Collection<CodeCharacteristic> characteristics) {
+  public RuleQuery setCharacteristics(@Nullable Collection<RuleCharacteristic> characteristics) {
     this.characteristics = characteristics;
     return this;
   }
diff --git a/server/sonar-server-common/src/testFixtures/java/org/sonar/server/issue/IssueDocTesting.java b/server/sonar-server-common/src/testFixtures/java/org/sonar/server/issue/IssueDocTesting.java
index 7d4708b1d1a..5c1a155175b 100644
--- a/server/sonar-server-common/src/testFixtures/java/org/sonar/server/issue/IssueDocTesting.java
+++ b/server/sonar-server-common/src/testFixtures/java/org/sonar/server/issue/IssueDocTesting.java
@@ -23,9 +23,9 @@ import java.time.LocalDateTime;
 import java.time.ZoneOffset;
 import java.util.Date;
 import java.util.HashMap;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.resources.Scopes;
 import org.sonar.api.rule.Severity;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.core.util.Uuids;
 import org.sonar.db.component.ComponentDto;
@@ -75,7 +75,7 @@ public class IssueDocTesting {
     doc.setKey(Uuids.createFast());
     doc.setRuleUuid(Uuids.createFast());
     doc.setType(RuleType.CODE_SMELL);
-    doc.setCharacteristic(CodeCharacteristic.COMPLIANT);
+    doc.setCharacteristic(RuleCharacteristic.COMPLIANT);
     doc.setAssigneeUuid("assignee_uuid_" + randomAlphabetic(26));
     doc.setAuthorLogin("author_" + randomAlphabetic(5));
     doc.setScope(IssueScope.MAIN);
diff --git a/server/sonar-webserver-core/src/main/java/org/sonar/server/rule/RegisterRules.java b/server/sonar-webserver-core/src/main/java/org/sonar/server/rule/RegisterRules.java
index f18d5619d0a..6cf042a4273 100644
--- a/server/sonar-webserver-core/src/main/java/org/sonar/server/rule/RegisterRules.java
+++ b/server/sonar-webserver-core/src/main/java/org/sonar/server/rule/RegisterRules.java
@@ -39,11 +39,11 @@ import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
 import org.apache.commons.lang.StringUtils;
 import org.sonar.api.Startable;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.resources.Languages;
 import org.sonar.api.rule.RuleKey;
 import org.sonar.api.rule.RuleScope;
 import org.sonar.api.rule.RuleStatus;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.server.debt.DebtRemediationFunction;
 import org.sonar.api.server.rule.RulesDefinition;
@@ -209,7 +209,7 @@ public class RegisterRules implements Startable {
         RuleDto rule = dbRulesByRuleUuid.get(ruleUuid);
         if (rule == null) {
           LOG.warn("Could not retrieve rule with uuid %s referenced by a deprecated rule key. " +
-              "The following deprecated rule keys seem to be referencing a non-existing rule",
+            "The following deprecated rule keys seem to be referencing a non-existing rule",
             ruleUuid, entry.getValue());
         } else {
           entry.getValue().forEach(d -> rulesByKey.put(d.getOldRuleKeyAsRuleKey(), rule));
@@ -268,10 +268,10 @@ public class RegisterRules implements Startable {
 
     private Stream<RuleDto> getAllModified() {
       return Stream.of(
-          created.stream(),
-          updated.stream(),
-          removed.stream(),
-          renamed.keySet().stream())
+        created.stream(),
+        updated.stream(),
+        removed.stream(),
+        renamed.keySet().stream())
         .flatMap(s -> s);
     }
 
@@ -492,7 +492,7 @@ public class RegisterRules implements Startable {
       dto.setType(type);
       changed = true;
     }
-    CodeCharacteristic characteristic = def.characteristic();
+    RuleCharacteristic characteristic = def.characteristic();
     if (!Objects.equals(dto.getCharacteristic(), characteristic)) {
       dto.setCharacteristic(characteristic);
       changed = true;
@@ -670,9 +670,9 @@ public class RegisterRules implements Startable {
       changed = true;
     } else if (dto.getSystemTags().size() != ruleDef.tags().size() ||
       !dto.getSystemTags().containsAll(ruleDef.tags())) {
-      dto.setSystemTags(ruleDef.tags());
-      changed = true;
-    }
+        dto.setSystemTags(ruleDef.tags());
+        changed = true;
+      }
     return changed;
   }
 
@@ -684,9 +684,9 @@ public class RegisterRules implements Startable {
       changed = true;
     } else if (dto.getSecurityStandards().size() != ruleDef.securityStandards().size() ||
       !dto.getSecurityStandards().containsAll(ruleDef.securityStandards())) {
-      dto.setSecurityStandards(ruleDef.securityStandards());
-      changed = true;
-    }
+        dto.setSecurityStandards(ruleDef.securityStandards());
+        changed = true;
+      }
     return changed;
   }
 
@@ -818,8 +818,8 @@ public class RegisterRules implements Startable {
 
   private static Set<String> getExistingAndRenamedRepositories(RegisterRulesContext recorder, Collection<RulesDefinition.Repository> context) {
     return Stream.concat(
-        context.stream().map(RulesDefinition.ExtendedRepository::key),
-        recorder.getRenamed().map(Map.Entry::getValue).map(RuleKey::repository))
+      context.stream().map(RulesDefinition.ExtendedRepository::key),
+      recorder.getRenamed().map(Map.Entry::getValue).map(RuleKey::repository))
       .collect(toSet());
   }
 
diff --git a/server/sonar-webserver-core/src/test/java/org/sonar/server/rule/RegisterRulesTest.java b/server/sonar-webserver-core/src/test/java/org/sonar/server/rule/RegisterRulesTest.java
index 8ce51cdd4de..ff98036da12 100644
--- a/server/sonar-webserver-core/src/test/java/org/sonar/server/rule/RegisterRulesTest.java
+++ b/server/sonar-webserver-core/src/test/java/org/sonar/server/rule/RegisterRulesTest.java
@@ -36,20 +36,20 @@ import org.jetbrains.annotations.Nullable;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.impl.utils.TestSystem2;
 import org.sonar.api.resources.Language;
 import org.sonar.api.resources.Languages;
 import org.sonar.api.rule.RuleKey;
 import org.sonar.api.rule.RuleScope;
 import org.sonar.api.rule.RuleStatus;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.server.debt.DebtRemediationFunction;
 import org.sonar.api.server.rule.Context;
 import org.sonar.api.server.rule.RuleDescriptionSection;
 import org.sonar.api.server.rule.RulesDefinition;
-import org.sonar.api.testfixtures.log.LogTester;
 import org.sonar.api.utils.DateUtils;
+import org.sonar.api.testfixtures.log.LogTester;
 import org.sonar.core.util.UuidFactory;
 import org.sonar.core.util.UuidFactoryFast;
 import org.sonar.db.DbClient;
@@ -210,7 +210,7 @@ public class RegisterRulesTest {
     assertThat(hotspotRule.getCreatedAt()).isEqualTo(RegisterRulesTest.DATE1.getTime());
     assertThat(hotspotRule.getUpdatedAt()).isEqualTo(RegisterRulesTest.DATE1.getTime());
     assertThat(hotspotRule.getType()).isEqualTo(RuleType.SECURITY_HOTSPOT.getDbConstant());
-    assertThat(hotspotRule.getCharacteristic()).isEqualTo(CodeCharacteristic.SECURE);
+    assertThat(hotspotRule.getCharacteristic()).isEqualTo(RuleCharacteristic.SECURE);
     assertThat(hotspotRule.getSecurityStandards()).containsExactly("cwe:1", "cwe:123", "cwe:863", "owaspTop10-2021:a1", "owaspTop10-2021:a3");
   }
 
@@ -237,7 +237,7 @@ public class RegisterRulesTest {
 
   private void verifyExternalRule(RuleDto rule) {
     verifyCommonsFields(rule);
-    assertThat(rule.getCharacteristic()).isEqualTo(CodeCharacteristic.COMPLIANT);
+    assertThat(rule.getCharacteristic()).isEqualTo(RuleCharacteristic.COMPLIANT);
   }
 
   private void verifyCommonsFields(RuleDto rule) {
@@ -422,7 +422,7 @@ public class RegisterRulesTest {
     assertThat(rule1.getNoteUserUuid()).isEqualTo("marius");
     assertThat(rule1.getStatus()).isEqualTo(READY);
     assertThat(rule1.getType()).isEqualTo(RuleType.BUG.getDbConstant());
-    assertThat(rule1.getCharacteristic()).isEqualTo(CodeCharacteristic.PORTABLE);
+    assertThat(rule1.getCharacteristic()).isEqualTo(RuleCharacteristic.PORTABLE);
     assertThat(rule1.getCreatedAt()).isEqualTo(DATE1.getTime());
     assertThat(rule1.getUpdatedAt()).isEqualTo(DATE2.getTime());
     assertThat(rule1.getEducationPrinciples()).containsOnly("concept1", "concept4");
@@ -1170,7 +1170,7 @@ public class RegisterRulesTest {
       .setInternalKey("config1")
       .setTags("tag1", "tag2", "tag3")
       .setType(RuleType.CODE_SMELL)
-      .setCharacteristic(CodeCharacteristic.ROBUST)
+      .setCharacteristic(RuleCharacteristic.ROBUST)
       .setStatus(RuleStatus.BETA);
   }
 
@@ -1182,7 +1182,7 @@ public class RegisterRulesTest {
       .setHtmlDescription("Description of One")
       .setSeverity(BLOCKER)
       .setType(RuleType.CODE_SMELL)
-      .setCharacteristic(CodeCharacteristic.TESTED)
+      .setCharacteristic(RuleCharacteristic.TESTED)
       .setStatus(RuleStatus.BETA);
 
     Arrays.stream(consumers).forEach(c -> c.accept(newRule));
@@ -1220,7 +1220,7 @@ public class RegisterRulesTest {
         .setTags("tag1", "tag2", "tag3")
         .setScope(RuleScope.ALL)
         .setType(RuleType.CODE_SMELL)
-        .setCharacteristic(CodeCharacteristic.CLEAR)
+        .setCharacteristic(RuleCharacteristic.CLEAR)
         .setStatus(RuleStatus.BETA)
         .setGapDescription("java.S115.effortToFix")
         .addEducationPrincipleKeys("concept1", "concept2", "concept3");
@@ -1233,7 +1233,7 @@ public class RegisterRulesTest {
         .setName("Hotspot")
         .setHtmlDescription("Minimal hotspot")
         .setType(RuleType.SECURITY_HOTSPOT)
-        .setCharacteristic(CodeCharacteristic.SECURE)
+        .setCharacteristic(RuleCharacteristic.SECURE)
         .addOwaspTop10(Y2021, OwaspTop10.A1, OwaspTop10.A3)
         .addCwe(1, 123, 863);
 
@@ -1261,7 +1261,7 @@ public class RegisterRulesTest {
         // tag2 and tag3 removed, tag4 added
         .setTags("tag1", "tag4")
         .setType(RuleType.BUG)
-        .setCharacteristic(CodeCharacteristic.PORTABLE)
+        .setCharacteristic(RuleCharacteristic.PORTABLE)
         .setStatus(READY)
         .setGapDescription("java.S115.effortToFix.v2")
         .addEducationPrincipleKeys("concept1", "concept4");
@@ -1303,7 +1303,7 @@ public class RegisterRulesTest {
         .setTags("tag1", "tag2", "tag3")
         .setScope(RuleScope.ALL)
         .setType(RuleType.CODE_SMELL)
-        .setCharacteristic(CodeCharacteristic.COMPLIANT)
+        .setCharacteristic(RuleCharacteristic.COMPLIANT)
         .setStatus(RuleStatus.BETA)
         .addEducationPrincipleKeys("concept1", "concept2", "concept3");
 
@@ -1311,7 +1311,7 @@ public class RegisterRulesTest {
         .setName("Hotspot")
         .setHtmlDescription("Minimal hotspot")
         .setType(RuleType.SECURITY_HOTSPOT)
-        .setCharacteristic(CodeCharacteristic.SECURE)
+        .setCharacteristic(RuleCharacteristic.SECURE)
         .addOwaspTop10(Y2021, OwaspTop10.A1, OwaspTop10.A3)
         .addCwe(1, 123, 863);
 
diff --git a/server/sonar-webserver-es/src/main/java/org/sonar/server/issue/index/IssueIndex.java b/server/sonar-webserver-es/src/main/java/org/sonar/server/issue/index/IssueIndex.java
index 59e714acd23..b9c055fa309 100644
--- a/server/sonar-webserver-es/src/main/java/org/sonar/server/issue/index/IssueIndex.java
+++ b/server/sonar-webserver-es/src/main/java/org/sonar/server/issue/index/IssueIndex.java
@@ -64,9 +64,9 @@ import org.elasticsearch.search.aggregations.metrics.SumAggregationBuilder;
 import org.elasticsearch.search.builder.SearchSourceBuilder;
 import org.elasticsearch.search.sort.FieldSortBuilder;
 import org.joda.time.Duration;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.issue.Issue;
 import org.sonar.api.rule.Severity;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.server.rule.RulesDefinition;
 import org.sonar.api.server.rule.RulesDefinition.OwaspTop10Version;
@@ -118,7 +118,6 @@ import static org.sonar.server.es.searchrequest.TopAggregationHelper.NO_OTHER_SU
 import static org.sonar.server.issue.index.IssueIndex.Facet.ASSIGNED_TO_ME;
 import static org.sonar.server.issue.index.IssueIndex.Facet.ASSIGNEES;
 import static org.sonar.server.issue.index.IssueIndex.Facet.AUTHOR;
-import static org.sonar.server.issue.index.IssueIndex.Facet.CHARACTERISTICS;
 import static org.sonar.server.issue.index.IssueIndex.Facet.CREATED_AT;
 import static org.sonar.server.issue.index.IssueIndex.Facet.CWE;
 import static org.sonar.server.issue.index.IssueIndex.Facet.DIRECTORIES;
@@ -139,6 +138,7 @@ import static org.sonar.server.issue.index.IssueIndex.Facet.SONARSOURCE_SECURITY
 import static org.sonar.server.issue.index.IssueIndex.Facet.STATUSES;
 import static org.sonar.server.issue.index.IssueIndex.Facet.TAGS;
 import static org.sonar.server.issue.index.IssueIndex.Facet.TYPES;
+import static org.sonar.server.issue.index.IssueIndex.Facet.CHARACTERISTICS;
 import static org.sonar.server.issue.index.IssueIndexDefinition.FIELD_ISSUE_ASSIGNEE_UUID;
 import static org.sonar.server.issue.index.IssueIndexDefinition.FIELD_ISSUE_AUTHOR_LOGIN;
 import static org.sonar.server.issue.index.IssueIndexDefinition.FIELD_ISSUE_BRANCH_UUID;
@@ -245,7 +245,7 @@ public class IssueIndex {
     // Resolutions facet returns one more element than the number of resolutions to take into account unresolved issues
     RESOLUTIONS(PARAM_RESOLUTIONS, FIELD_ISSUE_RESOLUTION, STICKY, Issue.RESOLUTIONS.size() + 1),
     TYPES(PARAM_TYPES, FIELD_ISSUE_TYPE, STICKY, RuleType.values().length),
-    CHARACTERISTICS(PARAM_CHARACTERISTICS, FIELD_ISSUE_CHARACTERISTIC, STICKY, CodeCharacteristic.values().length),
+    CHARACTERISTICS(PARAM_CHARACTERISTICS, FIELD_ISSUE_CHARACTERISTIC, STICKY, RuleCharacteristic.values().length),
     SCOPES(PARAM_SCOPES, FIELD_ISSUE_SCOPE, STICKY, MAX_FACET_SIZE),
     LANGUAGES(PARAM_LANGUAGES, FIELD_ISSUE_LANGUAGE, STICKY, MAX_FACET_SIZE),
     RULES(PARAM_RULES, FIELD_ISSUE_RULE_UUID, STICKY, MAX_FACET_SIZE),
@@ -492,6 +492,7 @@ public class IssueIndex {
     }
   }
 
+
   private static Set<String> calculateRequirementsForOwaspAsvs40Params(IssueQuery query) {
     int level = query.getOwaspAsvsLevel().orElse(3);
     List<String> levelRequirements = OWASP_ASVS_40_REQUIREMENTS_BY_LEVEL.get(level);
@@ -520,8 +521,10 @@ public class IssueIndex {
 
   /**
    * <p>Builds the Elasticsearch boolean query to filter the PCI DSS categories.</p>
+   *
    * <p>The PCI DSS security report handles all the subcategories as one level. This means that subcategory 1.1 doesn't include the issues from 1.1.1.
    * Taking this into account, the search filter follows the same logic and uses prefix matching for top-level categories and exact matching for subcategories</p>
+   *
    * <p>Example</p>
    * <p>List of PCI DSS categories in issues: {1.5.8, 1.5.9, 1.6.7}
    *   <ul>
@@ -982,7 +985,7 @@ public class IssueIndex {
         t ->
           // add sub-aggregation to return issue count for current user
           aggregationHelper.getSubAggregationHelper()
-            .buildSelectedItemsAggregation(ASSIGNED_TO_ME.getName(), ASSIGNED_TO_ME.getTopAggregationDef(), new String[] {uuid})
+            .buildSelectedItemsAggregation(ASSIGNED_TO_ME.getName(), ASSIGNED_TO_ME.getTopAggregationDef(), new String[]{uuid})
             .ifPresent(t::subAggregation));
       esRequest.aggregation(aggregation);
     }
diff --git a/server/sonar-webserver-webapi/src/it/java/org/sonar/server/issue/ws/SearchActionIT.java b/server/sonar-webserver-webapi/src/it/java/org/sonar/server/issue/ws/SearchActionIT.java
index 219c87abaef..b756c0e3cbd 100644
--- a/server/sonar-webserver-webapi/src/it/java/org/sonar/server/issue/ws/SearchActionIT.java
+++ b/server/sonar-webserver-webapi/src/it/java/org/sonar/server/issue/ws/SearchActionIT.java
@@ -35,10 +35,10 @@ import java.util.stream.Stream;
 import org.junit.Before;
 import org.junit.Rule;
 import org.junit.Test;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.resources.Languages;
 import org.sonar.api.rule.RuleKey;
 import org.sonar.api.rule.RuleStatus;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.server.ws.WebService;
 import org.sonar.api.utils.Durations;
@@ -95,8 +95,8 @@ import static org.sonar.api.issue.Issue.RESOLUTION_FIXED;
 import static org.sonar.api.issue.Issue.STATUS_OPEN;
 import static org.sonar.api.issue.Issue.STATUS_RESOLVED;
 import static org.sonar.api.resources.Qualifiers.UNIT_TEST_FILE;
+import static org.sonar.api.rules.RuleType.*;
 import static org.sonar.api.rules.RuleType.CODE_SMELL;
-import static org.sonar.api.rules.RuleType.SECURITY_HOTSPOT;
 import static org.sonar.api.server.ws.WebService.Param.FACETS;
 import static org.sonar.api.utils.DateUtils.formatDateTime;
 import static org.sonar.api.utils.DateUtils.parseDate;
@@ -519,8 +519,8 @@ public class SearchActionIT {
 
   @Test
   public void search_by_characteristic_when_characteristic_set() {
-    RuleDto rule1 = newIssueRule(XOO_X1, r -> r.setCharacteristic(CodeCharacteristic.PORTABLE));
-    RuleDto rule2 = newIssueRule(XOO_X2, r -> r.setCharacteristic(CodeCharacteristic.TESTED));
+    RuleDto rule1 = newIssueRule(XOO_X1, r -> r.setCharacteristic(RuleCharacteristic.PORTABLE));
+    RuleDto rule2 = newIssueRule(XOO_X2, r -> r.setCharacteristic(RuleCharacteristic.TESTED));
     ComponentDto project = db.components().insertPublicProject("PROJECT_ID", c -> c.setKey("PROJECT_KEY").setLanguage("java"));
     ComponentDto file = db.components().insertComponent(newFileDto(project, null, "FILE_ID").setKey("FILE_KEY").setLanguage("java"));
 
@@ -534,7 +534,7 @@ public class SearchActionIT {
     indexPermissions();
 
     SearchWsResponse searchWsResponse = ws.newRequest()
-      .setParam(PARAM_CHARACTERISTICS, CodeCharacteristic.PORTABLE.name() + "," + CodeCharacteristic.TESTED.name())
+      .setParam(PARAM_CHARACTERISTICS, RuleCharacteristic.PORTABLE.name() + "," + RuleCharacteristic.TESTED.name())
       .executeProtobuf(SearchWsResponse.class);
 
     List<Issue> issuesList = searchWsResponse.getIssuesList();
diff --git a/server/sonar-webserver-webapi/src/it/java/org/sonar/server/rule/ws/SearchActionIT.java b/server/sonar-webserver-webapi/src/it/java/org/sonar/server/rule/ws/SearchActionIT.java
index 41a3f301336..9b8c6a27327 100644
--- a/server/sonar-webserver-webapi/src/it/java/org/sonar/server/rule/ws/SearchActionIT.java
+++ b/server/sonar-webserver-webapi/src/it/java/org/sonar/server/rule/ws/SearchActionIT.java
@@ -29,11 +29,11 @@ import java.util.stream.Collectors;
 import javax.annotation.Nullable;
 import org.junit.Before;
 import org.junit.Test;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.impl.utils.AlwaysIncreasingSystem2;
 import org.sonar.api.resources.Languages;
 import org.sonar.api.rule.RuleKey;
 import org.sonar.api.rule.RuleStatus;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.server.debt.DebtRemediationFunction;
 import org.sonar.api.server.ws.WebService;
@@ -403,12 +403,12 @@ public class SearchActionIT {
 
   @Test
   public void characteristics_shouldFilterOnCharacteristics() {
-    RuleDto rule1 = db.rules().insert(r -> r.setCharacteristic(CodeCharacteristic.ROBUST));
-    RuleDto rule2 = db.rules().insert(r -> r.setCharacteristic(CodeCharacteristic.COMPLIANT));
+    RuleDto rule1 = db.rules().insert(r -> r.setCharacteristic(RuleCharacteristic.ROBUST));
+    RuleDto rule2 = db.rules().insert(r -> r.setCharacteristic(RuleCharacteristic.COMPLIANT));
     indexRules();
 
     Consumer<TestRequest> populator = r -> r
-      .setParam(PARAM_CHARACTERISTICS, CodeCharacteristic.ROBUST.name());
+      .setParam(PARAM_CHARACTERISTICS, RuleCharacteristic.ROBUST.name());
 
     TestRequest request = ws.newRequest();
     populator.accept(request);
@@ -419,11 +419,12 @@ public class SearchActionIT {
     assertThat(rulesList.get(0).getKey()).isEqualTo(rule1.getKey().toString());
   }
 
+
   @Test
   public void characteristics_shouldGroupCharacteristicsInTheFacets() {
-    RuleDto rule1 = db.rules().insert(r -> r.setCharacteristic(CodeCharacteristic.ROBUST));
-    RuleDto rule2 = db.rules().insert(r -> r.setCharacteristic(CodeCharacteristic.COMPLIANT));
-    RuleDto rule3 = db.rules().insert(r -> r.setCharacteristic(CodeCharacteristic.COMPLIANT));
+    RuleDto rule1 = db.rules().insert(r -> r.setCharacteristic(RuleCharacteristic.ROBUST));
+    RuleDto rule2 = db.rules().insert(r -> r.setCharacteristic(RuleCharacteristic.COMPLIANT));
+    RuleDto rule3 = db.rules().insert(r -> r.setCharacteristic(RuleCharacteristic.COMPLIANT));
     indexRules();
 
     SearchResponse result = ws.newRequest()
@@ -433,15 +434,15 @@ public class SearchActionIT {
     Common.Facet facets = result.getFacets().getFacets(0);
 
     int valuesCount = facets.getValuesCount();
-    assertThat(valuesCount).isEqualTo(CodeCharacteristic.values().length);
+    assertThat(valuesCount).isEqualTo(RuleCharacteristic.values().length);
 
     List<Common.FacetValue> valuesList = facets.getValuesList();
     Common.FacetValue compliantFacetValue = valuesList.get(0);
-    assertThat(compliantFacetValue.getVal()).isEqualTo(CodeCharacteristic.COMPLIANT.name());
+    assertThat(compliantFacetValue.getVal()).isEqualTo(RuleCharacteristic.COMPLIANT.name());
     assertThat(compliantFacetValue.getCount()).isEqualTo(2);
 
     Common.FacetValue robustFacetValue = valuesList.get(1);
-    assertThat(robustFacetValue.getVal()).isEqualTo(CodeCharacteristic.ROBUST.name());
+    assertThat(robustFacetValue.getVal()).isEqualTo(RuleCharacteristic.ROBUST.name());
     assertThat(robustFacetValue.getCount()).isEqualTo(1);
   }
 
@@ -1028,10 +1029,10 @@ public class SearchActionIT {
     indexRules();
 
     ws.newRequest()
-      .setParam(WebService.Param.PAGE, "2")
-      .setParam(WebService.Param.PAGE_SIZE, "9")
-      .execute()
-      .assertJson(this.getClass(), "paging.json");
+            .setParam(WebService.Param.PAGE, "2")
+            .setParam(WebService.Param.PAGE_SIZE, "9")
+            .execute()
+            .assertJson(this.getClass(), "paging.json");
   }
 
   @Test
@@ -1083,6 +1084,7 @@ public class SearchActionIT {
     assertThat(actualSections).hasSameElementsAs(expected);
   }
 
+
   private void verifyNoResults(Consumer<TestRequest> requestPopulator) {
     verify(requestPopulator);
   }
diff --git a/server/sonar-webserver-webapi/src/main/java/org/sonar/server/issue/ws/SearchAction.java b/server/sonar-webserver-webapi/src/main/java/org/sonar/server/issue/ws/SearchAction.java
index 6d19ee80964..bd4bc6ab469 100644
--- a/server/sonar-webserver-webapi/src/main/java/org/sonar/server/issue/ws/SearchAction.java
+++ b/server/sonar-webserver-webapi/src/main/java/org/sonar/server/issue/ws/SearchAction.java
@@ -32,8 +32,8 @@ import javax.annotation.Nullable;
 import org.apache.lucene.search.TotalHits;
 import org.elasticsearch.action.search.SearchResponse;
 import org.elasticsearch.search.SearchHit;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.Severity;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.server.ws.Change;
 import org.sonar.api.server.ws.Request;
@@ -283,12 +283,12 @@ public class SearchAction implements IssuesWsAction {
     action.createParam(PARAM_CHARACTERISTICS)
       .setDescription("Comma-separated list of characteristics.")
       .setSince("10.1")
-      .setPossibleValues(Arrays.stream(CodeCharacteristic.values()).map(Enum::name).toList())
-      .setExampleValue(format(COMMA_SEPERATED_PARAMS_FORMAT, CodeCharacteristic.CLEAR, CodeCharacteristic.COMPLIANT));
+      .setPossibleValues(Arrays.stream(RuleCharacteristic.values()).map(Enum::name).toList())
+      .setExampleValue(format(COMMA_SEPERATED_PARAMS_FORMAT, RuleCharacteristic.CLEAR, RuleCharacteristic.COMPLIANT));
     action.createParam(PARAM_OWASP_ASVS_LEVEL)
       .setDescription("Level of OWASP ASVS categories.")
       .setSince("9.7")
-      .setPossibleValues(1, 2, 3);
+      .setPossibleValues(1,2,3);
     action.createParam(PARAM_PCI_DSS_32)
       .setDescription("Comma-separated list of PCI DSS v3.2 categories.")
       .setSince("9.6")
diff --git a/server/sonar-webserver-webapi/src/main/java/org/sonar/server/rule/ws/RuleQueryFactory.java b/server/sonar-webserver-webapi/src/main/java/org/sonar/server/rule/ws/RuleQueryFactory.java
index 09c9a67c742..6b00fd00a30 100644
--- a/server/sonar-webserver-webapi/src/main/java/org/sonar/server/rule/ws/RuleQueryFactory.java
+++ b/server/sonar-webserver-webapi/src/main/java/org/sonar/server/rule/ws/RuleQueryFactory.java
@@ -21,8 +21,8 @@ package org.sonar.server.rule.ws;
 
 import java.util.Date;
 import java.util.List;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleStatus;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.server.ServerSide;
 import org.sonar.api.server.ws.Request;
@@ -67,7 +67,7 @@ public class RuleQueryFactory {
 
   /**
    * Similar to {@link #createRuleQuery(DbSession, Request)} but sets additional fields which are only used
-   * for the rule search WS.
+   * for the rule search WS. 
    */
   public RuleQuery createRuleSearchQuery(DbSession dbSession, Request request) {
     RuleQuery query = createRuleQuery(dbSession, request);
@@ -100,7 +100,7 @@ public class RuleQueryFactory {
     query.setIsTemplate(request.paramAsBoolean(PARAM_IS_TEMPLATE));
     query.setTemplateKey(request.param(PARAM_TEMPLATE_KEY));
     query.setTypes(toEnums(request.paramAsStrings(PARAM_TYPES), RuleType.class));
-    query.setCharacteristics(toEnums(request.paramAsStrings(PARAM_CHARACTERISTICS), CodeCharacteristic.class));
+    query.setCharacteristics(toEnums(request.paramAsStrings(PARAM_CHARACTERISTICS), RuleCharacteristic.class));
     query.setKey(request.param(PARAM_RULE_KEY));
     query.setCwe(request.paramAsStrings(PARAM_CWE));
     query.setOwaspTop10(request.paramAsStrings(PARAM_OWASP_TOP_10));
diff --git a/server/sonar-webserver-webapi/src/main/java/org/sonar/server/rule/ws/RuleWsSupport.java b/server/sonar-webserver-webapi/src/main/java/org/sonar/server/rule/ws/RuleWsSupport.java
index b0460af9149..e1e7874ddb1 100644
--- a/server/sonar-webserver-webapi/src/main/java/org/sonar/server/rule/ws/RuleWsSupport.java
+++ b/server/sonar-webserver-webapi/src/main/java/org/sonar/server/rule/ws/RuleWsSupport.java
@@ -24,9 +24,9 @@ import java.util.List;
 import java.util.Map;
 import java.util.Objects;
 import java.util.Set;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleStatus;
 import org.sonar.api.rule.Severity;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.server.ServerSide;
 import org.sonar.api.server.ws.WebService;
@@ -177,8 +177,8 @@ public class RuleWsSupport {
       .createParam(PARAM_CHARACTERISTICS)
       .setSince("10.1")
       .setDescription("Comma-separated list of characteristics. Returned rules match any of the characteristics (OR operator)")
-      .setPossibleValues(CodeCharacteristic.values())
-      .setExampleValue(CodeCharacteristic.CLEAR);
+      .setPossibleValues(RuleCharacteristic.values())
+      .setExampleValue(RuleCharacteristic.CLEAR);
 
     action
       .createParam(PARAM_ACTIVATION)
diff --git a/server/sonar-webserver-webapi/src/main/java/org/sonar/server/rule/ws/SearchAction.java b/server/sonar-webserver-webapi/src/main/java/org/sonar/server/rule/ws/SearchAction.java
index 48fdac1ee23..d9ea1155b47 100644
--- a/server/sonar-webserver-webapi/src/main/java/org/sonar/server/rule/ws/SearchAction.java
+++ b/server/sonar-webserver-webapi/src/main/java/org/sonar/server/rule/ws/SearchAction.java
@@ -38,8 +38,8 @@ import java.util.Set;
 import java.util.stream.Collectors;
 import javax.annotation.CheckForNull;
 import javax.annotation.Nullable;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.Severity;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.server.ws.Change;
 import org.sonar.api.server.ws.Request;
@@ -103,7 +103,7 @@ public class SearchAction implements RulesWsAction {
   public static final String ACTION = "search";
 
   private static final Collection<String> DEFAULT_FACETS = Set.of(PARAM_LANGUAGES, PARAM_REPOSITORIES, "tags");
-  private static final String[] POSSIBLE_FACETS = new String[] {
+  private static final String[] POSSIBLE_FACETS = new String[]{
     FACET_LANGUAGES,
     FACET_REPOSITORIES,
     FACET_TAGS,
@@ -325,7 +325,7 @@ public class SearchAction implements RulesWsAction {
     addMandatoryFacetValues(results, FACET_ACTIVE_SEVERITIES, Severity.ALL);
     addMandatoryFacetValues(results, FACET_TAGS, request.getTags());
     addMandatoryFacetValues(results, FACET_TYPES, RuleType.names());
-    addMandatoryFacetValues(results, FACET_CHARACTERISTICS, Arrays.stream(CodeCharacteristic.values()).map(Enum::name).toList());
+    addMandatoryFacetValues(results, FACET_CHARACTERISTICS, Arrays.stream(RuleCharacteristic.values()).map(Enum::name).toList());
     addMandatoryFacetValues(results, FACET_CWE, request.getCwe());
     addMandatoryFacetValues(results, FACET_OWASP_TOP_10, request.getOwaspTop10());
     addMandatoryFacetValues(results, FACET_OWASP_TOP_10_2021, request.getOwaspTop10For2021());
diff --git a/server/sonar-webserver-webapi/src/test/java/org/sonar/server/rule/ws/RuleMapperTest.java b/server/sonar-webserver-webapi/src/test/java/org/sonar/server/rule/ws/RuleMapperTest.java
index 19ea3fcbbac..022914b12c2 100644
--- a/server/sonar-webserver-webapi/src/test/java/org/sonar/server/rule/ws/RuleMapperTest.java
+++ b/server/sonar-webserver-webapi/src/test/java/org/sonar/server/rule/ws/RuleMapperTest.java
@@ -22,13 +22,15 @@ package org.sonar.server.rule.ws;
 import com.tngtech.java.junit.dataprovider.DataProvider;
 import com.tngtech.java.junit.dataprovider.DataProviderRunner;
 import com.tngtech.java.junit.dataprovider.UseDataProvider;
+import java.util.List;
 import java.util.Set;
 import org.junit.Test;
 import org.junit.runner.RunWith;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.resources.Languages;
 import org.sonar.api.rule.RuleKey;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.db.rule.RuleDto;
+import org.sonar.server.platform.db.migration.version.DatabaseVersion;
 import org.sonarqube.ws.Common;
 import org.sonarqube.ws.Rules;
 
@@ -40,7 +42,7 @@ public class RuleMapperTest {
 
   @Test
   @UseDataProvider("pluginApiEnumsMappedToProtobufEnums")
-  public void toWsRule_shouldMapCharacteristicEnumToProtobuf(CodeCharacteristic pluginApiEnum, Common.RuleCharacteristic protoEnum) {
+  public void toWsRule_shouldMapCharacteristicEnumToProtobuf(RuleCharacteristic pluginApiEnum, Common.RuleCharacteristic protoEnum) {
     RuleMapper ruleMapper = new RuleMapper(mock(Languages.class), mock(), mock());
 
     RuleDto ruleDto = new RuleDto();
@@ -55,14 +57,14 @@ public class RuleMapperTest {
   @DataProvider
   public static Object[][] pluginApiEnumsMappedToProtobufEnums() {
     return new Object[][] {
-      {CodeCharacteristic.CLEAR, Common.RuleCharacteristic.CLEAR},
-      {CodeCharacteristic.TESTED, Common.RuleCharacteristic.TESTED},
-      {CodeCharacteristic.ROBUST, Common.RuleCharacteristic.ROBUST},
-      {CodeCharacteristic.SECURE, Common.RuleCharacteristic.SECURE},
-      {CodeCharacteristic.CONSISTENT, Common.RuleCharacteristic.CONSISTENT},
-      {CodeCharacteristic.COMPLIANT, Common.RuleCharacteristic.COMPLIANT},
-      {CodeCharacteristic.STRUCTURED, Common.RuleCharacteristic.STRUCTURED},
-      {CodeCharacteristic.PORTABLE, Common.RuleCharacteristic.PORTABLE}
+      {RuleCharacteristic.CLEAR, Common.RuleCharacteristic.CLEAR},
+      {RuleCharacteristic.TESTED, Common.RuleCharacteristic.TESTED},
+      {RuleCharacteristic.ROBUST, Common.RuleCharacteristic.ROBUST},
+      {RuleCharacteristic.SECURE, Common.RuleCharacteristic.SECURE},
+      {RuleCharacteristic.CONSISTENT, Common.RuleCharacteristic.CONSISTENT},
+      {RuleCharacteristic.COMPLIANT, Common.RuleCharacteristic.COMPLIANT},
+      {RuleCharacteristic.STRUCTURED, Common.RuleCharacteristic.STRUCTURED},
+      {RuleCharacteristic.PORTABLE, Common.RuleCharacteristic.PORTABLE}
     };
   }
 }
\ No newline at end of file
diff --git a/sonar-core/src/main/java/org/sonar/core/issue/DefaultIssue.java b/sonar-core/src/main/java/org/sonar/core/issue/DefaultIssue.java
index 8f1654751c0..c00af6fddbb 100644
--- a/sonar-core/src/main/java/org/sonar/core/issue/DefaultIssue.java
+++ b/sonar-core/src/main/java/org/sonar/core/issue/DefaultIssue.java
@@ -45,6 +45,7 @@ import org.sonar.api.issue.Issue;
 import org.sonar.api.issue.IssueComment;
 import org.sonar.api.rule.RuleKey;
 import org.sonar.api.rule.Severity;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 import org.sonar.api.utils.Duration;
 import org.sonar.core.issue.tracking.Trackable;
@@ -55,7 +56,7 @@ public class DefaultIssue implements Issue, Trackable, org.sonar.api.ce.measure.
 
   private String key = null;
   private RuleType type = null;
-  private CodeCharacteristic characteristic = null;
+  private RuleCharacteristic characteristic = null;
   private String componentUuid = null;
   private String componentKey = null;
 
@@ -159,11 +160,11 @@ public class DefaultIssue implements Issue, Trackable, org.sonar.api.ce.measure.
 
   @CheckForNull
   @Override
-  public CodeCharacteristic characteristic() {
+  public RuleCharacteristic characteristic() {
     return characteristic;
   }
 
-  public DefaultIssue setCharacteristic(CodeCharacteristic characteristic) {
+  public DefaultIssue setCharacteristic(RuleCharacteristic characteristic) {
     this.characteristic = characteristic;
     return this;
   }
@@ -429,6 +430,7 @@ public class DefaultIssue implements Issue, Trackable, org.sonar.api.ce.measure.
     return this;
   }
 
+
   public DefaultIssue setNew(boolean b) {
     isNew = b;
     return this;
diff --git a/sonar-plugin-api-impl/src/main/java/org/sonar/api/batch/sensor/issue/internal/DefaultExternalIssue.java b/sonar-plugin-api-impl/src/main/java/org/sonar/api/batch/sensor/issue/internal/DefaultExternalIssue.java
index 2cc4937bc63..d2e606bee1a 100644
--- a/sonar-plugin-api-impl/src/main/java/org/sonar/api/batch/sensor/issue/internal/DefaultExternalIssue.java
+++ b/sonar-plugin-api-impl/src/main/java/org/sonar/api/batch/sensor/issue/internal/DefaultExternalIssue.java
@@ -26,8 +26,8 @@ import org.sonar.api.batch.rule.Severity;
 import org.sonar.api.batch.sensor.internal.SensorStorage;
 import org.sonar.api.batch.sensor.issue.ExternalIssue;
 import org.sonar.api.batch.sensor.issue.NewExternalIssue;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleKey;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 
 import static java.lang.String.format;
@@ -39,7 +39,7 @@ public class DefaultExternalIssue extends AbstractDefaultIssue<DefaultExternalIs
   private Long effort;
   private Severity severity;
   private RuleType type;
-  private CodeCharacteristic characteristic;
+  private RuleCharacteristic characteristic;
   private String engineId;
   private String ruleId;
 
@@ -101,7 +101,7 @@ public class DefaultExternalIssue extends AbstractDefaultIssue<DefaultExternalIs
   }
 
   @CheckForNull
-  public CodeCharacteristic characteristic() {
+  public RuleCharacteristic characteristic() {
     return characteristic;
   }
 
@@ -133,7 +133,7 @@ public class DefaultExternalIssue extends AbstractDefaultIssue<DefaultExternalIs
   }
 
   @Override
-  public DefaultExternalIssue characteristic(CodeCharacteristic characteristic) {
+  public DefaultExternalIssue characteristic(RuleCharacteristic characteristic) {
     this.characteristic = characteristic;
     return this;
   }
diff --git a/sonar-plugin-api-impl/src/main/java/org/sonar/api/batch/sensor/rule/internal/DefaultAdHocRule.java b/sonar-plugin-api-impl/src/main/java/org/sonar/api/batch/sensor/rule/internal/DefaultAdHocRule.java
index d9027741d44..aefa37f67e7 100644
--- a/sonar-plugin-api-impl/src/main/java/org/sonar/api/batch/sensor/rule/internal/DefaultAdHocRule.java
+++ b/sonar-plugin-api-impl/src/main/java/org/sonar/api/batch/sensor/rule/internal/DefaultAdHocRule.java
@@ -26,7 +26,7 @@ import org.sonar.api.batch.sensor.internal.DefaultStorable;
 import org.sonar.api.batch.sensor.internal.SensorStorage;
 import org.sonar.api.batch.sensor.rule.AdHocRule;
 import org.sonar.api.batch.sensor.rule.NewAdHocRule;
-import org.sonar.api.code.CodeCharacteristic;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 
 import static org.apache.commons.lang.StringUtils.isNotBlank;
@@ -36,7 +36,7 @@ public class DefaultAdHocRule extends DefaultStorable implements AdHocRule, NewA
   private Severity severity;
   private RuleType type;
 
-  private CodeCharacteristic characteristic;
+  private RuleCharacteristic characteristic;
   private String name;
   private String description;
   private String engineId;
@@ -99,7 +99,7 @@ public class DefaultAdHocRule extends DefaultStorable implements AdHocRule, NewA
 
   @CheckForNull
   @Override
-  public CodeCharacteristic characteristic() {
+  public RuleCharacteristic characteristic() {
     return characteristic;
   }
 
@@ -134,7 +134,7 @@ public class DefaultAdHocRule extends DefaultStorable implements AdHocRule, NewA
   }
 
   @Override
-  public DefaultAdHocRule characteristic(CodeCharacteristic characteristic) {
+  public DefaultAdHocRule characteristic(RuleCharacteristic characteristic) {
     this.characteristic = characteristic;
     return this;
   }
diff --git a/sonar-plugin-api-impl/src/test/java/org/sonar/api/batch/sensor/issue/internal/DefaultExternalIssueTest.java b/sonar-plugin-api-impl/src/test/java/org/sonar/api/batch/sensor/issue/internal/DefaultExternalIssueTest.java
index bb3dfba0f20..46a9b8e8e46 100644
--- a/sonar-plugin-api-impl/src/test/java/org/sonar/api/batch/sensor/issue/internal/DefaultExternalIssueTest.java
+++ b/sonar-plugin-api-impl/src/test/java/org/sonar/api/batch/sensor/issue/internal/DefaultExternalIssueTest.java
@@ -30,8 +30,8 @@ import org.sonar.api.batch.fs.internal.DefaultInputProject;
 import org.sonar.api.batch.fs.internal.TestInputFileBuilder;
 import org.sonar.api.batch.rule.Severity;
 import org.sonar.api.batch.sensor.internal.SensorStorage;
-import org.sonar.api.code.CodeCharacteristic;
 import org.sonar.api.rule.RuleKey;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -54,6 +54,7 @@ public class DefaultExternalIssueTest {
       .setWorkDir(temp.newFolder()));
   }
 
+
   private DefaultInputFile inputFile = new TestInputFileBuilder("foo", "src/Foo.php")
     .initMetadata("Foo\nBar\n")
     .build();
@@ -70,7 +71,7 @@ public class DefaultExternalIssueTest {
       .remediationEffortMinutes(10L)
       .type(RuleType.BUG)
       .severity(Severity.BLOCKER)
-      .characteristic(CodeCharacteristic.SECURE);
+      .characteristic(RuleCharacteristic.SECURE);
 
     assertThat(issue.primaryLocation().inputComponent()).isEqualTo(inputFile);
     assertThat(issue.ruleKey()).isEqualTo(RuleKey.of("external_repo", "rule"));
@@ -80,7 +81,7 @@ public class DefaultExternalIssueTest {
     assertThat(issue.remediationEffort()).isEqualTo(10L);
     assertThat(issue.type()).isEqualTo(RuleType.BUG);
     assertThat(issue.severity()).isEqualTo(Severity.BLOCKER);
-    assertThat(issue.characteristic()).isEqualTo(CodeCharacteristic.SECURE);
+    assertThat(issue.characteristic()).isEqualTo(RuleCharacteristic.SECURE);
     assertThat(issue.primaryLocation().message()).isEqualTo("Wrong way!");
 
     issue.save();
diff --git a/sonar-plugin-api-impl/src/test/java/org/sonar/api/batch/sensor/rule/internal/DefaultAdHocRuleTest.java b/sonar-plugin-api-impl/src/test/java/org/sonar/api/batch/sensor/rule/internal/DefaultAdHocRuleTest.java
index 1a0807032b1..6ba0c8dde7b 100644
--- a/sonar-plugin-api-impl/src/test/java/org/sonar/api/batch/sensor/rule/internal/DefaultAdHocRuleTest.java
+++ b/sonar-plugin-api-impl/src/test/java/org/sonar/api/batch/sensor/rule/internal/DefaultAdHocRuleTest.java
@@ -23,7 +23,7 @@ import org.junit.Test;
 import org.sonar.api.batch.rule.Severity;
 import org.sonar.api.batch.sensor.internal.SensorStorage;
 import org.sonar.api.batch.sensor.rule.NewAdHocRule;
-import org.sonar.api.code.CodeCharacteristic;
+import org.sonar.api.rules.RuleCharacteristic;
 import org.sonar.api.rules.RuleType;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -44,7 +44,7 @@ public class DefaultAdHocRuleTest {
       .description("desc")
       .severity(Severity.BLOCKER)
       .type(RuleType.CODE_SMELL)
-      .characteristic(CodeCharacteristic.COMPLIANT);
+      .characteristic(RuleCharacteristic.COMPLIANT);
     rule.save();
 
     assertThat(rule.engineId()).isEqualTo("engine");
@@ -53,7 +53,7 @@ public class DefaultAdHocRuleTest {
     assertThat(rule.description()).isEqualTo("desc");
     assertThat(rule.severity()).isEqualTo(Severity.BLOCKER);
     assertThat(rule.type()).isEqualTo(RuleType.CODE_SMELL);
-    assertThat(rule.characteristic()).isEqualTo(CodeCharacteristic.COMPLIANT);
+    assertThat(rule.characteristic()).isEqualTo(RuleCharacteristic.COMPLIANT);
     verify(storage).store(any(DefaultAdHocRule.class));
   }