Stub for annotations

idea/src/META-INF/plugin.xml

@@ -203,6 +203,7 @@
       <stubIndex implementation="org.jetbrains.jet.plugin.stubindex.JetSuperClassIndex"/>
       <stubIndex implementation="org.jetbrains.jet.plugin.stubindex.JetTopLevelFunctionsFqnNameIndex" />
       <stubIndex implementation="org.jetbrains.jet.plugin.stubindex.JetTopLevelPropertiesFqnNameIndex" />
+      <stubIndex implementation="org.jetbrains.jet.plugin.stubindex.JetAnnotationsIndex" />
 
       <contentBasedClassFileProcessor implementation="org.jetbrains.jet.plugin.libraries.JetContentBasedFileSubstitutor" />
       <psi.clsCustomNavigationPolicy implementation="org.jetbrains.jet.plugin.libraries.JetClsNavigationPolicy" />

idea/src/org/jetbrains/jet/plugin/stubindex/JetAnnotationsIndex.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2010-2012 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jetbrains.jet.plugin.stubindex;
+
+import com.intellij.openapi.project.Project;
+import com.intellij.psi.search.GlobalSearchScope;
+import com.intellij.psi.stubs.StringStubIndexExtension;
+import com.intellij.psi.stubs.StubIndexKey;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.jet.lang.psi.JetAnnotationEntry;
+
+import java.util.Collection;
+
+public class JetAnnotationsIndex extends StringStubIndexExtension<JetAnnotationEntry> {
+    private static final JetAnnotationsIndex ourInstance = new JetAnnotationsIndex();
+
+    public static JetAnnotationsIndex getInstance() {
+        return ourInstance;
+    }
+
+    @NotNull
+    @Override
+    public StubIndexKey<String, JetAnnotationEntry> getKey() {
+        return JetIndexKeys.ANNOTATIONS_KEY;
+    }
+
+    @Override
+    public Collection<JetAnnotationEntry> get(final String s, final Project project, @NotNull final GlobalSearchScope scope) {
+        return super.get(s, project, new JetSourceFilterScope(scope));
+    }
+}

idea/src/org/jetbrains/jet/plugin/stubindex/JetIndexKeys.java

@@ -17,6 +17,7 @@
 package org.jetbrains.jet.plugin.stubindex;
 
 import com.intellij.psi.stubs.StubIndexKey;
+import org.jetbrains.jet.lang.psi.JetAnnotationEntry;
 import org.jetbrains.jet.lang.psi.JetClassOrObject;
 import org.jetbrains.jet.lang.psi.JetNamedFunction;
 import org.jetbrains.jet.lang.psi.JetProperty;
@@ -43,5 +44,7 @@ public interface JetIndexKeys {
             StubIndexKey.createIndexKey("jet.top.level.property.fqn.name");
 
     StubIndexKey<String, JetNamedFunction> FUNCTIONS_SHORT_NAME_KEY = StubIndexKey.createIndexKey("jet.functions.short.name");
+
+    StubIndexKey<String, JetAnnotationEntry> ANNOTATIONS_KEY = StubIndexKey.createIndexKey("jet.annotations");
 }
 

idea/src/org/jetbrains/jet/plugin/stubindex/StubIndexServiceImpl.java

@@ -17,10 +17,7 @@
 package org.jetbrains.jet.plugin.stubindex;
 
 import com.intellij.psi.stubs.IndexSink;
-import org.jetbrains.jet.lang.psi.stubs.PsiJetClassStub;
-import org.jetbrains.jet.lang.psi.stubs.PsiJetFunctionStub;
-import org.jetbrains.jet.lang.psi.stubs.PsiJetObjectStub;
-import org.jetbrains.jet.lang.psi.stubs.PsiJetPropertyStub;
+import org.jetbrains.jet.lang.psi.stubs.*;
 import org.jetbrains.jet.lang.psi.stubs.elements.StubIndexService;
 import org.jetbrains.jet.lang.resolve.name.FqName;
 
@@ -91,4 +88,9 @@ public class StubIndexServiceImpl implements StubIndexService {
             }
         }
     }
+
+    @Override
+    public void indexAnnotation(PsiJetAnnotationStub stub, IndexSink sink) {
+        sink.occurrence(JetIndexKeys.ANNOTATIONS_KEY, stub.getText());
+    }
 }