001    package org.apache.archiva.audit;
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    
022    import org.slf4j.Logger;
023    import org.slf4j.LoggerFactory;
024    import org.springframework.stereotype.Service;
025    
026    /**
027     * AuditLog - Audit Log.
028     * 
029     *
030     *
031     */
032    @Service("auditListener#logging")
033    public class AuditLog
034        implements AuditListener
035    {
036        public static final Logger logger = LoggerFactory.getLogger( "org.apache.archiva.AuditLog" );
037    
038        private static final String NONE = "-";
039    
040        private static final char DELIM = ' ';
041    
042        /**
043         * Creates a log message in the following format ...
044         * "{repository_id} {user_id} {remote_ip} \"{resource}\" \"{action}\""
045         */
046        public void auditEvent( AuditEvent event )
047        {
048            StringBuilder msg = new StringBuilder();
049            msg.append( checkNull( event.getRepositoryId() ) ).append( DELIM );
050            msg.append( event.getUserId() ).append( DELIM );
051            msg.append( checkNull( event.getRemoteIP() ) ).append( DELIM );
052            msg.append( '\"' ).append( checkNull( event.getResource() ) ).append( '\"' ).append( DELIM );
053            msg.append( '\"' ).append( event.getAction() ).append( '\"' );
054    
055            logger.info( msg.toString() );
056        }
057    
058        private String checkNull( String s )
059        {
060            return s != null ? s : NONE;
061        }
062    }