001package org.apache.maven.plugin; 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.lang.reflect.Array; 023 024import org.codehaus.plexus.component.configurator.ConfigurationListener; 025import org.codehaus.plexus.logging.Logger; 026 027/** 028 * Log at debug level the mojo configuration. 029 * 030 * @author <a href="mailto:brett@apache.org">Brett Porter</a> 031 */ 032@Deprecated 033public class DebugConfigurationListener 034 implements ConfigurationListener 035{ 036 private Logger logger; 037 038 public DebugConfigurationListener( Logger logger ) 039 { 040 this.logger = logger; 041 } 042 043 public void notifyFieldChangeUsingSetter( String fieldName, Object value, Object target ) 044 { 045 if ( logger.isDebugEnabled() ) 046 { 047 logger.debug( " (s) " + fieldName + " = " + toString( value ) ); 048 } 049 } 050 051 public void notifyFieldChangeUsingReflection( String fieldName, Object value, Object target ) 052 { 053 if ( logger.isDebugEnabled() ) 054 { 055 logger.debug( " (f) " + fieldName + " = " + toString( value ) ); 056 } 057 } 058 059 /** 060 * Creates a human-friendly string represenation of the specified object. 061 * 062 * @param obj The object to create a string representation for, may be <code>null</code>. 063 * @return The string representation, never <code>null</code>. 064 */ 065 private String toString( Object obj ) 066 { 067 String str; 068 if ( obj != null && obj.getClass().isArray() ) 069 { 070 int n = Array.getLength( obj ); 071 StringBuilder buf = new StringBuilder( 256 ); 072 buf.append( '[' ); 073 for ( int i = 0; i < n; i++ ) 074 { 075 if ( i > 0 ) 076 { 077 buf.append( ", " ); 078 } 079 buf.append( String.valueOf( Array.get( obj, i ) ) ); 080 } 081 buf.append( ']' ); 082 str = buf.toString(); 083 } 084 else 085 { 086 str = String.valueOf( obj ); 087 } 088 return str; 089 } 090 091}