java/java-impl/src/com/intellij/ide/structureView/impl/java/ClassInitializerTreeElement.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 package com.intellij.ide.structureView.impl.java;
  17
  18 import com.intellij.codeInsight.CodeInsightBundle;
  19 import com.intellij.ide.structureView.StructureViewTreeElement;
  20 import com.intellij.ide.structureView.impl.common.PsiTreeElementBase;
  21 import com.intellij.openapi.util.text.StringUtil;
  22 import com.intellij.psi.*;
  23 import com.intellij.psi.util.PsiUtil;
  24 import org.jetbrains.annotations.NotNull;
  25
  26 import java.util.Collection;
  27 import java.util.Collections;
  28
  29 public class ClassInitializerTreeElement extends PsiTreeElementBase<PsiClassInitializer> implements AccessLevelProvider{
  30   public ClassInitializerTreeElement(PsiClassInitializer initializer) {
  31     super(initializer);
  32   }
  33
  34   public String getPresentableText() {
  35     PsiClassInitializer initializer = getElement();
  36     assert initializer != null;
  37     String isStatic = initializer.hasModifierProperty(PsiModifier.STATIC) ? PsiModifier.STATIC + " " : "";
  38     return CodeInsightBundle.message("static.class.initializer", isStatic);
  39   }
  40
  41   public String getLocationString() {
  42     PsiClassInitializer initializer = getElement();
  43     assert initializer != null;
  44     PsiCodeBlock body = initializer.getBody();
  45     PsiElement first = body.getFirstBodyElement();
  46     if (first instanceof PsiWhiteSpace) first = first.getNextSibling();
  47     if (first == body.getRBrace()) first = null;
  48     if (first != null) {
  49       return StringUtil.first(first.getText(), 20, true);
  50     }
  51     return null;
  52   }
  53
  54   @NotNull
  55   public Collection<StructureViewTreeElement> getChildrenBase() {
  56     return Collections.emptyList();
  57   }
  58
  59   public int getAccessLevel() {
  60     return PsiUtil.ACCESS_LEVEL_PRIVATE;
  61   }
  62
  63   public int getSubLevel() {
  64     return 0;
  65   }
  66 }