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/*
* 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.psi.impl.java.stubs;
import com.intellij.lang.ASTNode;
import com.intellij.lang.LighterAST;
import com.intellij.lang.LighterASTNode;
import com.intellij.psi.JavaTokenType;
import com.intellij.psi.PsiImportStatementBase;
import com.intellij.psi.impl.java.stubs.impl.PsiImportStatementStubImpl;
import com.intellij.psi.impl.source.PsiImportStatementImpl;
import com.intellij.psi.impl.source.PsiImportStaticStatementImpl;
import com.intellij.psi.impl.source.tree.JavaElementType;
import com.intellij.psi.impl.source.tree.JavaSourceUtil;
import com.intellij.psi.impl.source.tree.java.ImportStaticStatementElement;
import com.intellij.psi.stubs.IndexSink;
import com.intellij.psi.stubs.StubElement;
import com.intellij.psi.stubs.StubInputStream;
import com.intellij.psi.stubs.StubOutputStream;
import com.intellij.psi.tree.IElementType;
import com.intellij.util.io.StringRef;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import java.io.IOException;
/**
* @author max
*/
public abstract class JavaImportStatementElementType extends JavaStubElementType<PsiImportStatementStub, PsiImportStatementBase> {
public JavaImportStatementElementType(@NonNls @NotNull final String id) {
super(id);
}
@Override
public PsiImportStatementBase createPsi(@NotNull final PsiImportStatementStub stub) {
return getPsiFactory(stub).createImportStatement(stub);
}
@Override
public PsiImportStatementBase createPsi(@NotNull final ASTNode node) {
if (node instanceof ImportStaticStatementElement) {
return new PsiImportStaticStatementImpl(node);
}
else {
return new PsiImportStatementImpl(node);
}
}
@Override
public PsiImportStatementStub createStub(LighterAST tree, LighterASTNode node, StubElement parentStub) {
boolean isOnDemand = false;
String refText = null;
for (LighterASTNode child : tree.getChildren(node)) {
IElementType type = child.getTokenType();
if (type == JavaElementType.JAVA_CODE_REFERENCE || type == JavaElementType.IMPORT_STATIC_REFERENCE) {
refText = JavaSourceUtil.getReferenceText(tree, child);
}
else if (type == JavaTokenType.ASTERISK) {
isOnDemand = true;
}
}
byte flags = PsiImportStatementStubImpl.packFlags(isOnDemand, node.getTokenType() == JavaElementType.IMPORT_STATIC_STATEMENT);
return new PsiImportStatementStubImpl(parentStub, refText, flags);
}
@Override
public void serialize(@NotNull final PsiImportStatementStub stub, @NotNull final StubOutputStream dataStream) throws IOException {
dataStream.writeByte(((PsiImportStatementStubImpl)stub).getFlags());
dataStream.writeName(stub.getImportReferenceText());
}
@NotNull
@Override
public PsiImportStatementStub deserialize(@NotNull final StubInputStream dataStream, final StubElement parentStub) throws IOException {
final byte flags = dataStream.readByte();
final StringRef refText = dataStream.readName();
return new PsiImportStatementStubImpl(parentStub, refText, flags);
}
@Override
public void indexStub(@NotNull final PsiImportStatementStub stub, @NotNull final IndexSink sink) {
}
}
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