From 553caedcd9f6a03209f4a41d8e8bc45bba6ad179 Mon Sep 17 00:00:00 2001
From: Anna Kozlova <anna.kozlova@jetbrains.com>
Date: Thu, 16 Jul 2015 16:03:55 +0300
Subject: [PATCH] show implementations: accept fields as class containers
 (IDEA-142678)

---
 .../java/ClassPresentationUtil.java             |  3 +++
 .../daemon/ImplementationsViewTest.java         | 17 +++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/java/java-psi-impl/src/com/intellij/psi/presentation/java/ClassPresentationUtil.java b/java/java-psi-impl/src/com/intellij/psi/presentation/java/ClassPresentationUtil.java
index 9dfae2dda9fb..0bfce2c77daa 100644
--- a/java/java-psi-impl/src/com/intellij/psi/presentation/java/ClassPresentationUtil.java
+++ b/java/java-psi-impl/src/com/intellij/psi/presentation/java/ClassPresentationUtil.java
@@ -57,6 +57,9 @@ public class ClassPresentationUtil {
     else if (element instanceof PsiFile){
       return ((PsiFile)element).getName();
     }
+    else if (element instanceof PsiField) {
+      return ((PsiField)element).getName();
+    }
     else{
       return null;
     }
diff --git a/java/java-tests/testSrc/com/intellij/codeInsight/daemon/ImplementationsViewTest.java b/java/java-tests/testSrc/com/intellij/codeInsight/daemon/ImplementationsViewTest.java
index dfa8f37af95c..6d68a5d54357 100644
--- a/java/java-tests/testSrc/com/intellij/codeInsight/daemon/ImplementationsViewTest.java
+++ b/java/java-tests/testSrc/com/intellij/codeInsight/daemon/ImplementationsViewTest.java
@@ -163,6 +163,23 @@ public class ImplementationsViewTest extends LightCodeInsightFixtureTestCase {
     assertContent(component, new String[]{"a.java (AFoo)", "a.java"});
   }
 
+  public void testInterfaceConstants() {
+    myFixture.configureByText("a.java", "interface AF<caret>oo{\n" +
+                                        "    AFoo IMPL = new AFoo(){};\n" +
+                                        "    boolean aaa();\n" +
+                                        "}");
+    PsiClass psiClass =
+      (PsiClass)TargetElementUtil.findTargetElement(myFixture.getEditor(), TargetElementUtil.getInstance().getAllAccepted());
+
+    assert psiClass != null;
+    final Collection<PsiElement> classes = getClassImplementations(psiClass);
+    List<PsiElement> all = new ArrayList<PsiElement>();
+    all.add(psiClass);
+    all.addAll(classes);
+    final ImplementationViewComponent component = new ImplementationViewComponent(all.toArray(new PsiElement[all.size()]), 0);
+    assertContent(component, new String[]{"a.java (AFoo)", "a.java (Anonymous in IMPL)"});
+  }
+
   public void testInterfaceMethodOfFunctionalInterface() {
     myFixture.configureByText("a.java", "interface AFoo{\n" +
                                         "    boolean a<caret>aa();\n" +