package org.apache.maven.shared.utils.io;

 /*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you 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.

  */

 import java.io.File;

 import java.util.ArrayList;

 import java.util.List;

 public class WalkCollector

     implements DirectoryWalkListener

 {

     final List<File> steps;

     File startingDir;

     int startCount;

     int finishCount;

     int percentageLow;

     int percentageHigh;

     public WalkCollector()

     {

         steps = new ArrayList<File>();

         startCount = 0;

         finishCount = 0;

         percentageLow = 0;

         percentageHigh = 0;

     }

     public void debug( String message )

     {

         // can be used to set some message

     }

     public void directoryWalkStarting( File basedir )

     {

         startingDir = basedir;

         startCount++;

     }

     public void directoryWalkStep( int percentage, File file )

     {

         steps.add( file );

         percentageLow = Math.min( percentageLow, percentage );

         percentageHigh = Math.max( percentageHigh, percentage );

     }

     public void directoryWalkFinished()

     {

         finishCount++;

     }

 }