001package org.apache.maven.scm.util;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 *
012 * http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import java.io.BufferedReader;
023import java.io.File;
024import java.io.FileReader;
025import java.io.IOException;
026
027import org.codehaus.plexus.util.cli.StreamConsumer;
028
029/**
030 * @author <a href="mailto:davide.angelocola+apache@gmail.com">Davide Angelocola</a>
031 */
032public class ConsumerUtils
033{
034
035    private ConsumerUtils()
036    {
037    }
038
039    /**
040     * Read file f, sending each line to the consumer.
041     *
042     * @param f
043     * @param consumer
044     * @throws IOException
045     */
046    public static void consumeFile( File f, StreamConsumer consumer ) throws IOException
047    {
048        BufferedReader r = new BufferedReader( new FileReader( f ) );
049
050        try
051        {
052            String line;
053            while ( ( line = r.readLine() ) != null )
054            {
055                consumer.consumeLine( line );
056            }
057
058        }
059        finally
060        {
061            r.close();
062        }
063    }
064}