001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.camel.component.log; 018 019 import java.io.InputStream; 020 021 import org.apache.camel.Exchange; 022 import org.apache.camel.Message; 023 import org.apache.camel.converter.stream.StreamCache; 024 import org.apache.camel.processor.interceptor.ExchangeFormatter; 025 import org.apache.camel.util.ObjectHelper; 026 027 /** 028 * Log formatter to format the logging output. 029 */ 030 public class LogFormatter implements ExchangeFormatter { 031 032 private boolean showExchangeId; 033 private boolean showProperties; 034 private boolean showHeaders; 035 private boolean showBodyType = true; 036 private boolean showBody = true; 037 private boolean showOut; 038 private boolean showAll; 039 private boolean multiline; 040 041 public Object format(Exchange exchange) { 042 Message in = exchange.getIn(); 043 044 StringBuilder sb = new StringBuilder(""); 045 if (showAll || showExchangeId) { 046 if (multiline) { 047 sb.append('\n'); 048 } 049 sb.append(", Id:").append(exchange.getExchangeId()); 050 } 051 if (showAll || showProperties) { 052 if (multiline) { 053 sb.append('\n'); 054 } 055 sb.append(", Properties:").append(exchange.getProperties()); 056 } 057 if (showAll || showHeaders) { 058 if (multiline) { 059 sb.append('\n'); 060 } 061 sb.append(", Headers:").append(in.getHeaders()); 062 } 063 if (showAll || showBodyType) { 064 if (multiline) { 065 sb.append('\n'); 066 } 067 sb.append(", BodyType:").append(getBodyTypeAsString(in)); 068 } 069 if (showAll || showBody) { 070 if (multiline) { 071 sb.append('\n'); 072 } 073 sb.append(", Body:").append(getBodyAsString(in)); 074 } 075 076 Message out = exchange.getOut(false); 077 if (showAll || showOut) { 078 if (out != null) { 079 if (showAll || showHeaders) { 080 if (multiline) { 081 sb.append('\n'); 082 } 083 sb.append(", OutHeaders:").append(out.getHeaders()); 084 } 085 if (showAll || showBodyType) { 086 if (multiline) { 087 sb.append('\n'); 088 } 089 sb.append(", OutBodyType:").append(getBodyTypeAsString(out)); 090 } 091 if (showAll || showBody) { 092 if (multiline) { 093 sb.append('\n'); 094 } 095 sb.append(", OutBody:").append(getBodyAsString(out)); 096 } 097 } else { 098 if (multiline) { 099 sb.append('\n'); 100 } 101 sb.append(", Out: null"); 102 } 103 } 104 105 // get rid of the leading space comma if needed 106 return "Exchange[" + (multiline ? sb.append(']').toString() : sb.toString().substring(2) + "]"); 107 } 108 109 public boolean isShowExchangeId() { 110 return showExchangeId; 111 } 112 113 public void setShowExchangeId(boolean showExchangeId) { 114 this.showExchangeId = showExchangeId; 115 } 116 117 public boolean isShowProperties() { 118 return showProperties; 119 } 120 121 public void setShowProperties(boolean showProperties) { 122 this.showProperties = showProperties; 123 } 124 125 public boolean isShowHeaders() { 126 return showHeaders; 127 } 128 129 public void setShowHeaders(boolean showHeaders) { 130 this.showHeaders = showHeaders; 131 } 132 133 public boolean isShowBodyType() { 134 return showBodyType; 135 } 136 137 public void setShowBodyType(boolean showBodyType) { 138 this.showBodyType = showBodyType; 139 } 140 141 public boolean isShowBody() { 142 return showBody; 143 } 144 145 public void setShowBody(boolean showBody) { 146 this.showBody = showBody; 147 } 148 149 public boolean isShowOut() { 150 return showOut; 151 } 152 153 public void setShowOut(boolean showOut) { 154 this.showOut = showOut; 155 } 156 157 public boolean isShowAll() { 158 return showAll; 159 } 160 161 public void setShowAll(boolean showAll) { 162 this.showAll = showAll; 163 } 164 165 public boolean isMultiline() { 166 return multiline; 167 } 168 169 /** 170 * If enabled then each information is outputted on a newline. 171 */ 172 public void setMultiline(boolean multiline) { 173 this.multiline = multiline; 174 } 175 176 // Implementation methods 177 //------------------------------------------------------------------------- 178 protected Object getBodyAsString(Message message) { 179 180 StreamCache newBody = message.getBody(StreamCache.class); 181 if (newBody != null) { 182 message.setBody(newBody); 183 } 184 Object answer = message.getBody(String.class); 185 if (answer == null) { 186 answer = message.getBody(); 187 } 188 if (newBody != null) { 189 // Reset the StreamCache 190 newBody.reset(); 191 } 192 return answer; 193 } 194 195 protected Object getBodyTypeAsString(Message message) { 196 String answer = ObjectHelper.classCanonicalName(message.getBody()); 197 if (answer != null && answer.startsWith("java.lang.")) { 198 return answer.substring(10); 199 } 200 return answer; 201 } 202 203 }