001package org.apache.archiva.consumers;
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 org.apache.archiva.common.FileTypeUtils;
023
024import java.util.HashSet;
025import java.util.List;
026import java.util.Set;
027
028/**
029 * AbstractMonitoredConsumer 
030 *
031 *
032 */
033public abstract class AbstractMonitoredConsumer
034    implements Consumer
035{
036    private final Set<ConsumerMonitor> monitors = new HashSet<ConsumerMonitor>();
037    
038    @Override
039    public void addConsumerMonitor( ConsumerMonitor monitor )
040    {
041        monitors.add( monitor );
042    }
043
044    @Override
045    public void removeConsumerMonitor( ConsumerMonitor monitor )
046    {
047        monitors.remove( monitor );
048    }
049
050    protected void triggerConsumerError( String type, String message )
051    {
052        for ( ConsumerMonitor monitor : monitors ) 
053        {
054            try
055            {
056                monitor.consumerError( this, type, message );
057            }
058            catch ( Throwable t )
059            {
060                /* discard error */
061            }
062        }
063    }
064
065    protected void triggerConsumerWarning( String type, String message )
066    {
067        for ( ConsumerMonitor monitor : monitors ) 
068        {
069            try
070            {
071                monitor.consumerWarning( this, type, message );
072            }
073            catch ( Throwable t )
074            {
075                /* discard error */
076            }
077        }
078    }
079
080    protected void triggerConsumerInfo( String message )
081    {
082        for ( ConsumerMonitor monitor : monitors ) 
083        {
084            try
085            {
086                monitor.consumerInfo( this, message );
087            }
088            catch ( Throwable t )
089            {
090                /* discard error */
091            }
092        }
093    }
094
095    public boolean isProcessUnmodified()
096    {
097        return false;
098    }
099
100    protected List<String> getDefaultArtifactExclusions()
101    {
102        return FileTypeUtils.DEFAULT_EXCLUSIONS;
103    }
104    
105    
106}