001/*
002 * Copyright 2010-2013 JetBrains s.r.o.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.jetbrains.jet.lang.resolve.java.wrapper;
018
019import com.intellij.psi.PsiMethod;
020import com.intellij.psi.PsiModifier;
021import com.intellij.psi.PsiParameter;
022import com.intellij.psi.PsiType;
023import org.jetbrains.annotations.NotNull;
024import org.jetbrains.annotations.Nullable;
025import org.jetbrains.jet.lang.resolve.java.kt.JetConstructorAnnotation;
026import org.jetbrains.jet.lang.resolve.java.kt.JetMethodAnnotation;
027
028import java.util.ArrayList;
029import java.util.List;
030
031public class PsiMethodWrapper extends PsiMemberWrapper {
032
033    public PsiMethodWrapper(@NotNull PsiMethod psiMethod) {
034        super(psiMethod);
035    }
036    
037    private List<PsiParameterWrapper> parameters;
038    @NotNull
039    public List<PsiParameterWrapper> getParameters() {
040        if (parameters == null) {
041            PsiParameter[] psiParameters = getPsiMethod().getParameterList().getParameters();
042            parameters = new ArrayList<PsiParameterWrapper>(psiParameters.length);
043            for (PsiParameter psiParameter : psiParameters) {
044                parameters.add(new PsiParameterWrapper(psiParameter));
045            }
046        }
047        return parameters;
048    }
049
050    @NotNull
051    public PsiParameterWrapper getParameter(int i) {
052        return getParameters().get(i);
053    }
054
055    private JetMethodAnnotation jetMethodAnnotation;
056    @NotNull
057    public JetMethodAnnotation getJetMethodAnnotation() {
058        if (jetMethodAnnotation == null) {
059            jetMethodAnnotation = JetMethodAnnotation.get(getPsiMethod());
060        }
061        return jetMethodAnnotation;
062    }
063
064    private JetConstructorAnnotation jetConstructorAnnotation;
065    @NotNull
066    public JetConstructorAnnotation getJetConstructorAnnotation() {
067        if (jetConstructorAnnotation == null) {
068            jetConstructorAnnotation = JetConstructorAnnotation.get(getPsiMethod());
069        }
070        return jetConstructorAnnotation;
071    }
072
073    @Override
074    public boolean isAbstract() {
075        return psiMember.hasModifierProperty(PsiModifier.ABSTRACT);
076    }
077
078    @NotNull
079    public PsiMethod getPsiMethod() {
080        return (PsiMethod) psiMember;
081    }
082
083    @Nullable
084    public PsiType getReturnType() {
085        return getPsiMethod().getReturnType();
086    }
087}