| /* |
| * 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 org.jetbrains.plugins.groovy.lang.psi.impl.synthetic; |
| |
| import com.intellij.psi.*; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.plugins.groovy.lang.psi.api.statements.typedef.members.GrMethod; |
| import org.jetbrains.plugins.groovy.lang.psi.impl.GrPsiTypeStub; |
| |
| /** |
| * @author Sergey Evdokimov |
| */ |
| public class GrMethodWrapper extends GrLightMethodBuilder implements PsiMirrorElement { |
| private static final PsiType TYPE_MARKER = new GrPsiTypeStub() { |
| @Override |
| public boolean isValid() { |
| return false; |
| } |
| }; |
| |
| private final PsiMethod myWrappedMethod; |
| private volatile boolean myNavigationElementInit; |
| |
| protected GrMethodWrapper(PsiMethod method, PsiSubstitutor substitutor) { |
| super(method.getManager(), method.getName()); |
| |
| myWrappedMethod = method; |
| |
| setContainingClass(method.getContainingClass()); |
| |
| getModifierList().copyModifiers(method); |
| |
| getParameterList().copyParameters(method, substitutor, this); |
| |
| if (method instanceof OriginInfoAwareElement) { |
| setOriginInfo(((OriginInfoAwareElement)method).getOriginInfo()); |
| } |
| |
| setReturnType(TYPE_MARKER); |
| } |
| |
| @Override |
| public void setNavigationElement(@NotNull PsiElement navigationElement) { |
| myNavigationElementInit = true; |
| super.setNavigationElement(navigationElement); |
| } |
| |
| @NotNull |
| @Override |
| public PsiElement getNavigationElement() { |
| if (!myNavigationElementInit) { |
| setNavigationElement(myWrappedMethod.getNavigationElement()); // getNavigationElement() can get long time if wrapped method is a ClsMethod. |
| } |
| return super.getNavigationElement(); |
| } |
| |
| @Override |
| public PsiType getReturnType() { |
| PsiType type = super.getReturnType(); |
| if (type == TYPE_MARKER) { |
| type = myWrappedMethod.getReturnType(); |
| super.setReturnType(type); |
| } |
| |
| return type; |
| } |
| |
| @Override |
| public boolean isValid() { |
| if (myNavigationElementInit) { |
| return super.isValid(); // This will call isValid() on navigationElement |
| } |
| |
| return myWrappedMethod.isValid(); |
| } |
| |
| public static GrMethodWrapper wrap(@NotNull PsiMethod method) { |
| return new GrMethodWrapper(method, PsiSubstitutor.EMPTY); |
| } |
| |
| public static GrLightMethodBuilder wrap(GrMethod method, PsiSubstitutor substitutor) { |
| return new GrMethodWrapper(method, substitutor); |
| } |
| |
| @NotNull |
| @Override |
| public PsiMethod getPrototype() { |
| return myWrappedMethod; |
| } |
| } |