plugins/svn4idea/src/org/jetbrains/idea/svn/update/AbstractUpdateIntegrateCrawler.java


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/*
 * 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.update;

import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.progress.ProgressIndicator;
import com.intellij.openapi.vcs.VcsException;
import com.intellij.openapi.vcs.update.UpdatedFiles;
import org.jetbrains.idea.svn.SvnBundle;
import org.jetbrains.idea.svn.SvnVcs;
import org.jetbrains.idea.svn.SvnWCRootCrawler;
import org.jetbrains.idea.svn.commandLine.SvnBindException;

import java.io.File;
import java.util.Collection;

public abstract class AbstractUpdateIntegrateCrawler implements SvnWCRootCrawler {
  protected final SvnVcs myVcs;
  protected final UpdateEventHandler myHandler;
  protected final Collection<VcsException> myExceptions;
  protected final UpdatedFiles myPostUpdateFiles;
  protected final boolean myIsTotalUpdate;
  private final static Logger LOG = Logger.getInstance("#org.jetbrains.idea.svn.update.AbstractUpdateIntegrateCrawler");

  protected AbstractUpdateIntegrateCrawler(
    final boolean isTotalUpdate,
    final UpdatedFiles postUpdateFiles,
    final Collection<VcsException> exceptions,
    final UpdateEventHandler handler,
    final SvnVcs vcs) {
    myIsTotalUpdate = isTotalUpdate;
    myPostUpdateFiles = postUpdateFiles;
    myExceptions = exceptions;
    myHandler = handler;
    myVcs = vcs;
  }

  public void handleWorkingCopyRoot(File root, ProgressIndicator progress) {
    if (progress != null) {
      showProgressMessage(progress, root);
    }
    try {
      long rev = doUpdate(root);

      if (rev < 0 && !isMerge()) {
        throw new SvnBindException(SvnBundle.message("exception.text.root.was.not.properly.updated", root));
      }
    }
    catch (VcsException e) {
      LOG.info(e);
      myExceptions.add(e);
    }
  }

  protected abstract void showProgressMessage(ProgressIndicator progress, File root);

  protected abstract long doUpdate(File root) throws VcsException;

  protected abstract boolean isMerge();
}