| /* |
| * Copyright 2000-2012 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.PsiKeyword; |
| import com.intellij.psi.PsiModifier; |
| import com.intellij.psi.PsiModifierList; |
| import com.intellij.psi.impl.source.SourceTreeToPsiMap; |
| import com.intellij.psi.impl.source.tree.*; |
| import com.intellij.psi.tree.ChildRoleBase; |
| import com.intellij.util.containers.HashMap; |
| import org.jetbrains.annotations.Nullable; |
| |
| public class ModifierListElement extends CompositeElement { |
| private static final Logger LOG = Logger.getInstance("#com.intellij.psi.impl.source.tree.java.ModifierListElement"); |
| |
| public ModifierListElement() { |
| super(JavaElementType.MODIFIER_LIST); |
| } |
| |
| @Override |
| public TreeElement addInternal(TreeElement first, ASTNode last, ASTNode anchor, Boolean before) { |
| if (before == null) { |
| if (first == last && ElementType.KEYWORD_BIT_SET.contains(first.getElementType())) { |
| anchor = getDefaultAnchor((PsiModifierList)SourceTreeToPsiMap.treeElementToPsi(this), |
| (PsiKeyword)SourceTreeToPsiMap.treeElementToPsi(first)); |
| before = Boolean.TRUE; |
| } |
| } |
| return super.addInternal(first, last, anchor, before); |
| } |
| |
| @Override |
| public int getChildRole(ASTNode child) { |
| LOG.assertTrue(child.getTreeParent() == this); |
| if (child.getElementType() == JavaElementType.ANNOTATION) return ChildRole.ANNOTATION; |
| return ChildRoleBase.NONE; |
| } |
| |
| private static final HashMap<String, Integer> ourModifierToOrderMap = new HashMap<String, Integer>(); |
| |
| static { //TODO : options? |
| ourModifierToOrderMap.put(PsiModifier.PUBLIC, 1); |
| ourModifierToOrderMap.put(PsiModifier.PRIVATE, 1); |
| ourModifierToOrderMap.put(PsiModifier.PROTECTED, 1); |
| ourModifierToOrderMap.put(PsiModifier.STATIC, 2); |
| ourModifierToOrderMap.put(PsiModifier.ABSTRACT, 2); |
| ourModifierToOrderMap.put(PsiModifier.FINAL, 3); |
| ourModifierToOrderMap.put(PsiModifier.SYNCHRONIZED, 4); |
| ourModifierToOrderMap.put(PsiModifier.TRANSIENT, 4); |
| ourModifierToOrderMap.put(PsiModifier.VOLATILE, 4); |
| ourModifierToOrderMap.put(PsiModifier.NATIVE, 5); |
| ourModifierToOrderMap.put(PsiModifier.STRICTFP, 6); |
| } |
| |
| @Nullable |
| private static ASTNode getDefaultAnchor(PsiModifierList modifierList, PsiKeyword modifier) { |
| Integer order = ourModifierToOrderMap.get(modifier.getText()); |
| if (order == null) return null; |
| for (ASTNode child = SourceTreeToPsiMap.psiToTreeNotNull(modifierList).getFirstChildNode(); child != null; child = child.getTreeNext()) { |
| if (ElementType.KEYWORD_BIT_SET.contains(child.getElementType())) { |
| Integer order1 = ourModifierToOrderMap.get(child.getText()); |
| if (order1 == null) continue; |
| if (order1.intValue() > order.intValue()) { |
| return child; |
| } |
| } |
| } |
| return null; |
| } |
| } |