java/java-impl/src/com/intellij/psi/impl/java/stubs/JavaParameterElementType.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 /*
  18  * @author max
  19  */
  20 package com.intellij.psi.impl.java.stubs;
  21
  22 import com.intellij.lang.ASTNode;
  23 import com.intellij.psi.PsiParameter;
  24 import com.intellij.psi.impl.cache.TypeInfo;
  25 import com.intellij.psi.impl.compiled.ClsParameterImpl;
  26 import com.intellij.psi.impl.java.stubs.impl.PsiParameterStubImpl;
  27 import com.intellij.psi.impl.source.PsiParameterImpl;
  28 import com.intellij.psi.impl.source.tree.JavaElementType;
  29 import com.intellij.psi.stubs.IndexSink;
  30 import com.intellij.psi.stubs.StubElement;
  31 import com.intellij.psi.stubs.StubOutputStream;
  32 import com.intellij.psi.stubs.StubInputStream;
  33 import com.intellij.psi.tree.IElementType;
  34 import com.intellij.util.io.StringRef;
  35
  36 import java.io.IOException;
  37
  38 public class JavaParameterElementType extends JavaStubElementType<PsiParameterStub, PsiParameter> {
  39   public JavaParameterElementType() {
  40     super("PARAMETER");
  41   }
  42
  43   public PsiParameter createPsi(final PsiParameterStub stub) {
  44     if (isCompiled(stub)) {
  45       return new ClsParameterImpl(stub);
  46     }
  47     else {
  48       return new PsiParameterImpl(stub);
  49     }
  50   }
  51
  52   public PsiParameter createPsi(final ASTNode node) {
  53     return new PsiParameterImpl(node);
  54   }
  55
  56   public PsiParameterStub createStub(final PsiParameter psi, final StubElement parentStub) {
  57     final TypeInfo type = TypeInfo.create(psi.getTypeNoResolve(), psi.getTypeElement());
  58     return new PsiParameterStubImpl(parentStub, psi.getName(), type, psi.isVarArgs());
  59   }
  60
  61   public void serialize(final PsiParameterStub stub, final StubOutputStream dataStream)
  62       throws IOException {
  63     dataStream.writeName(stub.getName());
  64     TypeInfo.writeTYPE(dataStream, stub.getType(false));
  65     dataStream.writeBoolean(stub.isParameterTypeEllipsis());
  66   }
  67
  68   public PsiParameterStub deserialize(final StubInputStream dataStream, final StubElement parentStub)
  69       throws IOException {
  70     StringRef name = dataStream.readName();
  71     TypeInfo type = TypeInfo.readTYPE(dataStream, parentStub);
  72     boolean isEll = dataStream.readBoolean();
  73     return new PsiParameterStubImpl(parentStub, name, type, isEll);
  74   }
  75
  76   public boolean shouldCreateStub(final ASTNode node) {
  77     final IElementType type = node.getTreeParent().getElementType();
  78     return type == JavaElementType.PARAMETER_LIST;
  79   }
  80
  81   public void indexStub(final PsiParameterStub stub, final IndexSink sink) {
  82   }
  83 }