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    
017    package org.jetbrains.jet.lang.psi.stubs.elements;
018    
019    import com.intellij.lang.ASTNode;
020    import com.intellij.psi.stubs.IndexSink;
021    import com.intellij.psi.stubs.StubElement;
022    import com.intellij.psi.stubs.StubInputStream;
023    import com.intellij.psi.stubs.StubOutputStream;
024    import com.intellij.util.io.StringRef;
025    import org.jetbrains.annotations.NonNls;
026    import org.jetbrains.annotations.NotNull;
027    import org.jetbrains.jet.lang.psi.JetExpression;
028    import org.jetbrains.jet.lang.psi.JetParameter;
029    import org.jetbrains.jet.lang.psi.JetTypeReference;
030    import org.jetbrains.jet.lang.psi.stubs.PsiJetParameterStub;
031    import org.jetbrains.jet.lang.psi.stubs.impl.PsiJetParameterStubImpl;
032    
033    import java.io.IOException;
034    
035    public class JetParameterElementType extends JetStubElementType<PsiJetParameterStub, JetParameter> {
036        public JetParameterElementType(@NotNull @NonNls String debugName) {
037            super(debugName);
038        }
039    
040        @Override
041        public JetParameter createPsiFromAst(@NotNull ASTNode node) {
042            return new JetParameter(node);
043        }
044    
045        @Override
046        public JetParameter createPsi(@NotNull PsiJetParameterStub stub) {
047            return new JetParameter(stub, JetStubElementTypes.VALUE_PARAMETER);
048        }
049    
050        @Override
051        public PsiJetParameterStub createStub(@NotNull JetParameter psi, StubElement parentStub) {
052            JetTypeReference typeReference = psi.getTypeReference();
053            JetExpression defaultValue = psi.getDefaultValue();
054    
055            return new PsiJetParameterStubImpl(JetStubElementTypes.VALUE_PARAMETER, parentStub,
056                    psi.getName(), psi.isMutable(), psi.isVarArg(),
057                    typeReference != null ? typeReference.getText() : null,
058                    defaultValue != null ? defaultValue.getText() : null);
059        }
060    
061        @Override
062        public boolean shouldCreateStub(ASTNode node) {
063            return node.getElementType() == JetStubElementTypes.VALUE_PARAMETER;
064        }
065    
066        @Override
067        public void serialize(PsiJetParameterStub stub, StubOutputStream dataStream) throws IOException {
068            dataStream.writeName(stub.getName());
069            dataStream.writeBoolean(stub.isMutable());
070            dataStream.writeBoolean(stub.isVarArg());
071            dataStream.writeName(stub.getTypeText());
072            dataStream.writeName(stub.getDefaultValueText());
073        }
074    
075        @Override
076        public PsiJetParameterStub deserialize(StubInputStream dataStream, StubElement parentStub) throws IOException {
077            StringRef name = dataStream.readName();
078            boolean isMutable = dataStream.readBoolean();
079            boolean isVarArg = dataStream.readBoolean();
080            StringRef typeText = dataStream.readName();
081            StringRef defaultValueText = dataStream.readName();
082    
083            return new PsiJetParameterStubImpl(JetStubElementTypes.VALUE_PARAMETER, parentStub, name, isMutable, isVarArg,
084                                               typeText, defaultValueText);
085        }
086    
087        @Override
088        public void indexStub(PsiJetParameterStub stub, IndexSink sink) {
089            // No index
090        }
091    }