1 files changed, 83 insertions, 0 deletions
diff --git a/java/java-analysis-impl/src/com/intellij/codeInsight/InferredAnnotationsManagerImpl.java b/java/java-analysis-impl/src/com/intellij/codeInsight/InferredAnnotationsManagerImpl.java
new file mode 100644
index 000000000000..813ff25caee2
--- /dev/null
+++ b/java/java-analysis-impl/src/com/intellij/codeInsight/InferredAnnotationsManagerImpl.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2000-2014 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 com.intellij.codeInsight;
+
+import com.intellij.codeInspection.bytecodeAnalysis.ProjectBytecodeAnalysis;
+import com.intellij.codeInspection.dataFlow.ContractInference;
+import com.intellij.codeInspection.dataFlow.MethodContract;
+import com.intellij.openapi.util.text.StringUtil;
+import com.intellij.psi.PsiAnnotation;
+import com.intellij.psi.PsiMethod;
+import com.intellij.psi.PsiModifierListOwner;
+import com.intellij.psi.util.PsiUtil;
+import com.intellij.util.containers.ContainerUtil;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.util.List;
+
+import static com.intellij.codeInspection.dataFlow.ControlFlowAnalyzer.ORG_JETBRAINS_ANNOTATIONS_CONTRACT;
+
+public class InferredAnnotationsManagerImpl extends InferredAnnotationsManager {
+  @Nullable
+  @Override
+  public PsiAnnotation findInferredAnnotation(@NotNull PsiModifierListOwner listOwner, @NotNull String annotationFQN) {
+    PsiAnnotation fromBytecode = ProjectBytecodeAnalysis.getInstance(listOwner.getProject()).findInferredAnnotation(listOwner, annotationFQN);
+    if (fromBytecode != null) {
+      return fromBytecode;
+    }
+
+    if (ORG_JETBRAINS_ANNOTATIONS_CONTRACT.equals(annotationFQN) && canHaveContract(listOwner)) {
+      List<MethodContract> contracts = ContractInference.inferContracts((PsiMethod)listOwner);
+      if (!contracts.isEmpty()) {
+        return ProjectBytecodeAnalysis.getInstance(listOwner.getProject()).createContractAnnotation("\"" + StringUtil.join(contracts, "; ") + "\"");
+      }
+    }
+
+    return null;
+  }
+
+  private static boolean canHaveContract(PsiModifierListOwner listOwner) {
+    return listOwner instanceof PsiMethod && !PsiUtil.canBeOverriden((PsiMethod)listOwner);
+  }
+
+  @NotNull
+  @Override
+  public PsiAnnotation[] findInferredAnnotations(@NotNull PsiModifierListOwner listOwner) {
+    List<PsiAnnotation> result = ContainerUtil.newArrayList();
+    PsiAnnotation[] fromBytecode = ProjectBytecodeAnalysis.getInstance(listOwner.getProject()).findInferredAnnotations(listOwner);
+    for (PsiAnnotation annotation : fromBytecode) {
+      if (!ORG_JETBRAINS_ANNOTATIONS_CONTRACT.equals(annotation.getQualifiedName()) || canHaveContract(listOwner)) {
+        result.add(annotation);
+      }
+    }
+
+    if (canHaveContract(listOwner)) {
+      List<MethodContract> contracts = ContractInference.inferContracts((PsiMethod)listOwner);
+      if (!contracts.isEmpty()) {
+        result.add(ProjectBytecodeAnalysis.getInstance(listOwner.getProject())
+                     .createContractAnnotation("\"" + StringUtil.join(contracts, "; ") + "\""));
+      }
+    }
+
+    return result.isEmpty() ? PsiAnnotation.EMPTY_ARRAY : result.toArray(new PsiAnnotation[result.size()]);
+  }
+
+  @Override
+  public boolean isInferredAnnotation(@NotNull PsiAnnotation annotation) {
+    return annotation.getUserData(ProjectBytecodeAnalysis.INFERRED_ANNOTATION) != null;
+  }
+}