| /* |
| * Copyright 2000-2013 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.source.tree.java; |
| |
| import com.intellij.lang.ASTNode; |
| import com.intellij.openapi.diagnostic.Logger; |
| import com.intellij.psi.JavaTokenType; |
| import com.intellij.psi.impl.java.stubs.JavaParameterElementType; |
| import com.intellij.psi.impl.source.tree.ChildRole; |
| import com.intellij.psi.impl.source.tree.CompositeElement; |
| import com.intellij.psi.impl.source.tree.JavaElementType; |
| import com.intellij.psi.tree.ChildRoleBase; |
| import com.intellij.psi.tree.IElementType; |
| import org.jetbrains.annotations.NotNull; |
| |
| public class ParameterElement extends CompositeElement { |
| private static final Logger LOG = Logger.getInstance("#com.intellij.psi.impl.source.tree.java.ParameterElement"); |
| |
| public ParameterElement(@NotNull IElementType type) { |
| super(type); |
| } |
| |
| @Override |
| public int getTextOffset() { |
| ASTNode node = findChildByType(JavaParameterElementType.ID_TYPES); |
| return node != null ? node.getStartOffset() : getStartOffset(); |
| } |
| |
| @Override |
| public ASTNode findChildByRole(int role) { |
| LOG.assertTrue(ChildRole.isUnique(role)); |
| |
| if (role == ChildRole.MODIFIER_LIST) { |
| return findChildByType(JavaElementType.MODIFIER_LIST); |
| } |
| else if (role == ChildRole.NAME) { |
| return findChildByType(JavaTokenType.IDENTIFIER); |
| } |
| else if (role == ChildRole.TYPE) { |
| return findChildByType(JavaElementType.TYPE); |
| } |
| else { |
| return null; |
| } |
| } |
| |
| @Override |
| public int getChildRole(ASTNode child) { |
| LOG.assertTrue(child.getTreeParent() == this); |
| |
| IElementType i = child.getElementType(); |
| if (i == JavaElementType.MODIFIER_LIST) { |
| return ChildRole.MODIFIER_LIST; |
| } |
| else if (i == JavaElementType.TYPE) { |
| return getChildRole(child, ChildRole.TYPE); |
| } |
| else if (i == JavaTokenType.IDENTIFIER) { |
| return getChildRole(child, ChildRole.NAME); |
| } |
| else { |
| return ChildRoleBase.NONE; |
| } |
| } |
| } |