plugins/svn4idea/src/org/jetbrains/idea/svn/actions/ShowPropertiesDiffWithLocalAlienAction.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 org.jetbrains.idea.svn.actions;

import com.intellij.openapi.project.Project;
import com.intellij.openapi.vcs.changes.Change;
import com.intellij.openapi.vcs.changes.ContentRevision;
import org.jetbrains.idea.svn.SvnRevisionNumber;

public class ShowPropertiesDiffWithLocalAlienAction extends ShowPropertiesDiffWithLocalAction {
  @Override
  protected boolean checkVcs(final Project project, final Change change) {
    final ContentRevision contentRevision = change.getBeforeRevision();
    return (contentRevision != null) && (contentRevision.getRevisionNumber() instanceof SvnRevisionNumber);
  }
}