001    /*
002     * Copyright 2010-2015 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.kotlin.psi.stubs.elements;
018    
019    import com.intellij.psi.stubs.IndexSink;
020    import com.intellij.psi.stubs.StubElement;
021    import com.intellij.psi.stubs.StubInputStream;
022    import com.intellij.psi.stubs.StubOutputStream;
023    import com.intellij.util.io.StringRef;
024    import org.jetbrains.annotations.NonNls;
025    import org.jetbrains.annotations.NotNull;
026    import org.jetbrains.kotlin.name.FqName;
027    import org.jetbrains.kotlin.psi.KtFile;
028    import org.jetbrains.kotlin.psi.KtNamedFunction;
029    import org.jetbrains.kotlin.psi.stubs.KotlinFunctionStub;
030    import org.jetbrains.kotlin.psi.stubs.impl.KotlinFunctionStubImpl;
031    import org.jetbrains.kotlin.resolve.lazy.ResolveSessionUtils;
032    
033    import java.io.IOException;
034    
035    public class KtFunctionElementType extends KtStubElementType<KotlinFunctionStub, KtNamedFunction> {
036    
037        public KtFunctionElementType(@NotNull @NonNls String debugName) {
038            super(debugName, KtNamedFunction.class, KotlinFunctionStub.class);
039        }
040    
041        @Override
042        public KotlinFunctionStub createStub(@NotNull KtNamedFunction psi, @NotNull StubElement parentStub) {
043            boolean isTopLevel = psi.getParent() instanceof KtFile;
044            boolean isExtension = psi.getReceiverTypeReference() != null;
045            FqName fqName = ResolveSessionUtils.safeFqNameForLazyResolve(psi);
046            boolean hasBlockBody = psi.hasBlockBody();
047            boolean hasBody = psi.hasBody();
048            return new KotlinFunctionStubImpl(parentStub, StringRef.fromString(psi.getName()), isTopLevel, fqName,
049                                              isExtension, hasBlockBody, hasBody, psi.hasTypeParameterListBeforeFunctionName());
050        }
051    
052        @Override
053        public void serialize(@NotNull KotlinFunctionStub stub, @NotNull StubOutputStream dataStream) throws IOException {
054            dataStream.writeName(stub.getName());
055            dataStream.writeBoolean(stub.isTopLevel());
056    
057            FqName fqName = stub.getFqName();
058            dataStream.writeName(fqName != null ? fqName.asString() : null);
059    
060            dataStream.writeBoolean(stub.isExtension());
061            dataStream.writeBoolean(stub.hasBlockBody());
062            dataStream.writeBoolean(stub.hasBody());
063            dataStream.writeBoolean(stub.hasTypeParameterListBeforeFunctionName());
064        }
065    
066        @NotNull
067        @Override
068        public KotlinFunctionStub deserialize(@NotNull StubInputStream dataStream, StubElement parentStub) throws IOException {
069            StringRef name = dataStream.readName();
070            boolean isTopLevel = dataStream.readBoolean();
071    
072            StringRef fqNameAsString = dataStream.readName();
073            FqName fqName = fqNameAsString != null ? new FqName(fqNameAsString.toString()) : null;
074    
075            boolean isExtension = dataStream.readBoolean();
076            boolean hasBlockBody = dataStream.readBoolean();
077            boolean hasBody = dataStream.readBoolean();
078            boolean hasTypeParameterListBeforeFunctionName = dataStream.readBoolean();
079    
080            return new KotlinFunctionStubImpl(parentStub, name, isTopLevel, fqName, isExtension, hasBlockBody, hasBody,
081                                              hasTypeParameterListBeforeFunctionName);
082        }
083    
084        @Override
085        public void indexStub(@NotNull KotlinFunctionStub stub, @NotNull IndexSink sink) {
086            StubIndexService.getInstance().indexFunction(stub, sink);
087        }
088    }