java/openapi/src/com/intellij/refactoring/PackageWrapper.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.refactoring;
  17
  18 import com.intellij.psi.JavaPsiFacade;
  19 import com.intellij.psi.PsiDirectory;
  20 import com.intellij.psi.PsiManager;
  21 import com.intellij.psi.PsiPackage;
  22 import org.jetbrains.annotations.NotNull;
  23
  24 /**
  25  * Represents a package.
  26  *  @author dsl
  27  */
  28 public class PackageWrapper {
  29   private final PsiManager myManager;
  30   @NotNull private final String myQualifiedName;
  31
  32   public PackageWrapper(PsiManager manager, @NotNull String qualifiedName) {
  33     myManager = manager;
  34     myQualifiedName = qualifiedName;
  35   }
  36
  37   public PackageWrapper(PsiPackage aPackage) {
  38     myManager = aPackage.getManager();
  39     myQualifiedName = aPackage.getQualifiedName();
  40   }
  41
  42   public PsiManager getManager() { return myManager; }
  43
  44   public PsiDirectory[] getDirectories() {
  45     final PsiPackage aPackage = JavaPsiFacade.getInstance(myManager.getProject()).findPackage(myQualifiedName);
  46     if (aPackage != null) {
  47       return aPackage.getDirectories();
  48     } else {
  49       return PsiDirectory.EMPTY_ARRAY;
  50     }
  51   }
  52
  53   public boolean exists() {
  54     return JavaPsiFacade.getInstance(myManager.getProject()).findPackage(myQualifiedName) != null;
  55   }
  56
  57   @NotNull
  58   public String getQualifiedName() {
  59     return myQualifiedName;
  60   }
  61
  62   public boolean equalToPackage(PsiPackage aPackage) {
  63     return aPackage != null && myQualifiedName.equals(aPackage.getQualifiedName());
  64   }
  65
  66   public static PackageWrapper create(PsiPackage aPackage) {
  67     return new PackageWrapper(aPackage);
  68   }
  69 }