plugins/ant/src/com/intellij/lang/ant/config/impl/MetaTarget.java

/*
 * Copyright 2000-2009 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.lang.ant.config.impl;

import com.intellij.lang.ant.AntBundle;
import com.intellij.lang.ant.config.*;
import com.intellij.lang.ant.config.execution.ExecutionHandler;
import com.intellij.openapi.actionSystem.DataContext;
import com.intellij.openapi.fileEditor.OpenFileDescriptor;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.util.StringBuilderSpinAllocator;
import org.jetbrains.annotations.Nullable;

import java.util.Arrays;
import java.util.List;

public class MetaTarget implements AntBuildTargetBase {
  private final AntBuildFileBase myBuildFile;
  private final String[] myTargets;
  private final String myName;
  private final String myDescription;

  public MetaTarget(final AntBuildFileBase buildFile, final String displayName, final String[] targets) {
    myBuildFile = buildFile;
    myTargets = targets;
    myName = displayName;
    myDescription = AntBundle.message("meta.target.build.sequence.name.display.name", displayName);
  }

  public Project getProject() {
    return myBuildFile.getProject();
  }

  public AntBuildFile getBuildFile() {
    return myBuildFile;
  }

  public String[] getTargetNames() {
    return myTargets;
  }

  public String getName() {
    return myName;
  }

  @Nullable
  public String getDisplayName() {
    return getName();
  }

  public String getNotEmptyDescription() {
    return myDescription;
  }

  public boolean isDefault() {
    return false;
  }

  public String getActionId() {
    final String modelName = myBuildFile.getModel().getName();
    if (modelName == null || modelName.length() == 0) {
      return null;
    }
    final StringBuilder builder = StringBuilderSpinAllocator.alloc();
    try {
      builder.append(AntConfiguration.getActionIdPrefix(myBuildFile.getProject()));
      builder.append("_");
      builder.append(modelName);
      builder.append('_');
      builder.append(getName());
      return builder.toString();
    }
    finally {
      StringBuilderSpinAllocator.dispose(builder);
    }
  }

  public AntBuildModelBase getModel() {
    return myBuildFile.getModel();
  }

  @Nullable
  public OpenFileDescriptor getOpenFileDescriptor() {
    return null;
  }

  @Nullable
  public BuildTask findTask(final String taskName) {
    return null;
  }

  public void run(DataContext dataContext, List<BuildFileProperty> additionalProperties, AntBuildListener buildListener) {
    ExecutionHandler.runBuild(myBuildFile, myTargets, null, dataContext, additionalProperties, buildListener);
  }

  @Nullable
  public VirtualFile getContainingFile() {
    return myBuildFile.getVirtualFile();
  }

  public boolean equals(Object o) {
    if (this == o) {
      return true;
    }
    if (o == null || getClass() != o.getClass()) {
      return false;
    }

    final MetaTarget that = (MetaTarget)o;

    if (!myBuildFile.equals(that.myBuildFile)) {
      return false;
    }
    if (!Arrays.equals(myTargets, that.myTargets)) {
      return false;
    }

    return true;
  }

  public int hashCode() {
    int code = myBuildFile.hashCode();
    for (String name : myTargets) {
      code += name.hashCode();
    }
    return code;
  }
}