SONAR-5758 fix quality flaws

2 files changed, 13 insertions, 5 deletions

diff --git a/server/sonar-server/src/main/java/org/sonar/server/db/migrations/v451/DeleteUnescapedActivities.java b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/v451/DeleteUnescapedActivities.java
index 5f9866de881..c0bbe4fa71a 100644
--- a/server/sonar-server/src/main/java/org/sonar/server/db/migrations/v451/DeleteUnescapedActivities.java
+++ b/server/sonar-server/src/main/java/org/sonar/server/db/migrations/v451/DeleteUnescapedActivities.java
@@ -26,6 +26,8 @@ import org.sonar.server.db.migrations.MassUpdate;
 import org.sonar.server.db.migrations.Select;
 import org.sonar.server.db.migrations.SqlStatement;
 
+import javax.annotation.Nullable;
+
 import java.sql.SQLException;
 
 /**
@@ -57,11 +59,13 @@ public class DeleteUnescapedActivities extends BaseDataChange {
     });
   }
 
-  static boolean isUnescaped(String csv) {
-    String[] splits = csv.split(";");
-    for (String split : splits) {
-      if (StringUtils.countMatches(split, "=") != 1) {
-        return true;
+  static boolean isUnescaped(@Nullable String csv) {
+    if (csv != null) {
+      String[] splits = StringUtils.split(csv, ';');
+      for (String split : splits) {
+        if (StringUtils.countMatches(split, "=") != 1) {
+          return true;
+        }
       }
     }
     return false;
diff --git a/server/sonar-server/src/test/java/org/sonar/server/db/migrations/v451/DeleteUnescapedActivitiesTest.java b/server/sonar-server/src/test/java/org/sonar/server/db/migrations/v451/DeleteUnescapedActivitiesTest.java
index 4f342cfe5a8..cb13eb73884 100644
--- a/server/sonar-server/src/test/java/org/sonar/server/db/migrations/v451/DeleteUnescapedActivitiesTest.java
+++ b/server/sonar-server/src/test/java/org/sonar/server/db/migrations/v451/DeleteUnescapedActivitiesTest.java
@@ -47,7 +47,11 @@ public class DeleteUnescapedActivitiesTest {
       "ruleKey=findbugs:PT_RELATIVE_PATH_TRAVERSAL;profileKey=java-findbugs-74105;severity=MAJOR;" +
         "key=java-findbugs-74105:findbugs:PT_RELATIVE_PATH_TRAVERSAL"))
       .isFalse();
+    assertThat(DeleteUnescapedActivities.isUnescaped(null)).isFalse();
+    assertThat(DeleteUnescapedActivities.isUnescaped("")).isFalse();
+    assertThat(DeleteUnescapedActivities.isUnescaped("foo=bar")).isFalse();
     assertThat(DeleteUnescapedActivities.isUnescaped("param_xpath=/foo/bar")).isFalse();
+
     assertThat(DeleteUnescapedActivities.isUnescaped("param_xpath=/foo/bar;foo;ruleKey=S001")).isTrue();
     assertThat(DeleteUnescapedActivities.isUnescaped("param_xpath=/foo=foo;ruleKey=S001")).isTrue();