java/java-impl/src/com/intellij/ide/macro/ClasspathEntryMacro.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.macro;
  17
  18 import com.intellij.ide.IdeBundle;
  19 import com.intellij.openapi.actionSystem.DataContext;
  20 import com.intellij.openapi.actionSystem.PlatformDataKeys;
  21 import com.intellij.openapi.project.Project;
  22 import com.intellij.openapi.roots.ProjectRootManager;
  23 import com.intellij.openapi.vfs.VirtualFile;
  24
  25 /**
  26  * @author Eugene Belyaev
  27  */
  28 public final class ClasspathEntryMacro extends Macro {
  29   public String getName() {
  30     return "ClasspathEntry";
  31   }
  32
  33   public String getDescription() {
  34     return IdeBundle.message("macro.classpath.entry");
  35   }
  36
  37   public String expand(final DataContext dataContext) {
  38     final Project project = PlatformDataKeys.PROJECT.getData(dataContext);
  39     if (project == null) return null;
  40     final VirtualFile file = PlatformDataKeys.VIRTUAL_FILE.getData(dataContext);
  41     if (file == null) return null;
  42     final VirtualFile classRoot = ProjectRootManager.getInstance(project).getFileIndex().getClassRootForFile(file);
  43     if (classRoot == null) return null;
  44     return getPath(classRoot);
  45   }
  46 }