From 0398d39f8f4935fa16c4ddbc2562999ab1a51d1f Mon Sep 17 00:00:00 2001
From: anna <Anna.Kozlova@jetbrains.com>
Date: Thu, 17 Feb 2011 16:33:09 +0100
Subject: [PATCH] can be converted to diamonds - like unused symbol

---
 .../ExplicitTypeCanBeDiamondInspection.java   | 49 ++++++++++---------
 1 file changed, 26 insertions(+), 23 deletions(-)

diff --git a/java/java-impl/src/com/intellij/codeInspection/ExplicitTypeCanBeDiamondInspection.java b/java/java-impl/src/com/intellij/codeInspection/ExplicitTypeCanBeDiamondInspection.java
index a916513e5a5d..afd8c91f32b5 100644
--- a/java/java-impl/src/com/intellij/codeInspection/ExplicitTypeCanBeDiamondInspection.java
+++ b/java/java-impl/src/com/intellij/codeInspection/ExplicitTypeCanBeDiamondInspection.java
@@ -16,6 +16,7 @@
 package com.intellij.codeInspection;
 
 import com.intellij.codeInsight.daemon.GroupNames;
+import com.intellij.codeInsight.intention.HighPriorityAction;
 import com.intellij.openapi.project.Project;
 import com.intellij.pom.java.LanguageLevel;
 import com.intellij.psi.*;
@@ -71,29 +72,8 @@ public class ExplicitTypeCanBeDiamondInspection extends BaseJavaLocalInspectionT
               final PsiTypeElement[] typeElements = parameterList.getTypeParameterElements();
               if (typeElements.length > 0) {
                 if (typeElements.length == 1 && typeElements[0].getType() instanceof PsiDiamondType) return;
-                holder.registerProblem(parameterList, "Redundant type argument #ref #loc",
-                                       new LocalQuickFix() {
-                  @NotNull
-                  @Override
-                  public String getName() {
-                    return "Replace with <>";
-                  }
-
-                  @NotNull
-                  @Override
-                  public String getFamilyName() {
-                    return getName();
-                  }
-
-                  @Override
-                  public void applyFix(@NotNull Project project, @NotNull ProblemDescriptor descriptor) {
-                    final PsiElement psiElement = descriptor.getPsiElement();
-                    if (psiElement instanceof PsiReferenceParameterList) {
-                      final PsiTypeElement[] parameterElements = ((PsiReferenceParameterList)psiElement).getTypeParameterElements();
-                      psiElement.deleteChildRange(parameterElements[0], parameterElements[parameterElements.length - 1]);
-                    }
-                  }
-                });
+                holder.registerProblem(parameterList,  "Redundant type argument #ref #loc",
+                                       ProblemHighlightType.LIKE_UNUSED_SYMBOL, new ReplaceWithDiamondFix());
               }
             }
           }
@@ -101,4 +81,27 @@ public class ExplicitTypeCanBeDiamondInspection extends BaseJavaLocalInspectionT
       }
     };
   }
+
+  private static class ReplaceWithDiamondFix implements LocalQuickFix, HighPriorityAction {
+    @NotNull
+    @Override
+    public String getName() {
+      return "Replace with <>";
+    }
+
+    @NotNull
+    @Override
+    public String getFamilyName() {
+      return getName();
+    }
+
+    @Override
+    public void applyFix(@NotNull Project project, @NotNull ProblemDescriptor descriptor) {
+      final PsiElement psiElement = descriptor.getPsiElement();
+      if (psiElement instanceof PsiReferenceParameterList) {
+        final PsiTypeElement[] parameterElements = ((PsiReferenceParameterList)psiElement).getTypeParameterElements();
+        psiElement.deleteChildRange(parameterElements[0], parameterElements[parameterElements.length - 1]);
+      }
+    }
+  }
 }