Rule.getRulesCategory() must return a fake category instead of null

diff --git a/sonar-plugin-api/src/main/java/org/sonar/api/rules/Rule.java b/sonar-plugin-api/src/main/java/org/sonar/api/rules/Rule.java
index 6a33cb6c5f6f98bb5b4f765a2a1d8574d67ddd42..238763e2603697636558663c831a90dfc5d4a27b 100644 (file)
--- a/sonar-plugin-api/src/main/java/org/sonar/api/rules/Rule.java
+++ b/sonar-plugin-api/src/main/java/org/sonar/api/rules/Rule.java
@@ -35,6 +35,8 @@ import javax.persistence.*;
 @Table(name = "rules")\r
 public final class Rule {\r
 \r
+  private final static RulesCategory NONE = new RulesCategory("none");\r
+  \r
   @Id\r
   @Column(name = "id")\r
   @GeneratedValue\r
@@ -190,7 +192,7 @@ public final class Rule {
    */\r
   @Deprecated\r
   public RulesCategory getRulesCategory() {\r
-    return null;\r
+    return NONE;\r
   }\r
 \r
   /**\r