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 org.apache.camel.Exchange; 020 import org.apache.camel.Message; 021 import org.apache.camel.NoTypeConversionAvailableException; 022 import org.apache.camel.StreamCache; 023 import org.apache.camel.spi.ExchangeFormatter; 024 import org.apache.camel.util.ObjectHelper; 025 026 /** 027 * Log formatter to format the logging output. 028 */ 029 public class LogFormatter implements ExchangeFormatter { 030 031 private boolean showExchangeId; 032 private boolean showProperties; 033 private boolean showHeaders; 034 private boolean showBodyType = true; 035 private boolean showBody = true; 036 private boolean showOut; 037 private boolean showAll; 038 private boolean multiline; 039 040 public Object format(Exchange exchange) { 041 Message in = exchange.getIn(); 042 043 StringBuilder sb = new StringBuilder(""); 044 if (showAll || showExchangeId) { 045 if (multiline) { 046 sb.append('\n'); 047 } 048 sb.append(", Id:").append(exchange.getExchangeId()); 049 } 050 if (showAll || showProperties) { 051 if (multiline) { 052 sb.append('\n'); 053 } 054 sb.append(", Properties:").append(exchange.getProperties()); 055 } 056 if (showAll || showHeaders) { 057 if (multiline) { 058 sb.append('\n'); 059 } 060 sb.append(", Headers:").append(in.getHeaders()); 061 } 062 if (showAll || showBodyType) { 063 if (multiline) { 064 sb.append('\n'); 065 } 066 sb.append(", BodyType:").append(getBodyTypeAsString(in)); 067 } 068 if (showAll || showBody) { 069 if (multiline) { 070 sb.append('\n'); 071 } 072 sb.append(", Body:").append(getBodyAsString(in)); 073 } 074 075 Message out = exchange.getOut(false); 076 if (showAll || showOut) { 077 if (out != null) { 078 if (showAll || showHeaders) { 079 if (multiline) { 080 sb.append('\n'); 081 } 082 sb.append(", OutHeaders:").append(out.getHeaders()); 083 } 084 if (showAll || showBodyType) { 085 if (multiline) { 086 sb.append('\n'); 087 } 088 sb.append(", OutBodyType:").append(getBodyTypeAsString(out)); 089 } 090 if (showAll || showBody) { 091 if (multiline) { 092 sb.append('\n'); 093 } 094 sb.append(", OutBody:").append(getBodyAsString(out)); 095 } 096 } else { 097 if (multiline) { 098 sb.append('\n'); 099 } 100 sb.append(", Out: null"); 101 } 102 } 103 104 // get rid of the leading space comma if needed 105 return "Exchange[" + (multiline ? sb.append(']').toString() : sb.toString().substring(2) + "]"); 106 } 107 108 public boolean isShowExchangeId() { 109 return showExchangeId; 110 } 111 112 public void setShowExchangeId(boolean showExchangeId) { 113 this.showExchangeId = showExchangeId; 114 } 115 116 public boolean isShowProperties() { 117 return showProperties; 118 } 119 120 public void setShowProperties(boolean showProperties) { 121 this.showProperties = showProperties; 122 } 123 124 public boolean isShowHeaders() { 125 return showHeaders; 126 } 127 128 public void setShowHeaders(boolean showHeaders) { 129 this.showHeaders = showHeaders; 130 } 131 132 public boolean isShowBodyType() { 133 return showBodyType; 134 } 135 136 public void setShowBodyType(boolean showBodyType) { 137 this.showBodyType = showBodyType; 138 } 139 140 public boolean isShowBody() { 141 return showBody; 142 } 143 144 public void setShowBody(boolean showBody) { 145 this.showBody = showBody; 146 } 147 148 public boolean isShowOut() { 149 return showOut; 150 } 151 152 public void setShowOut(boolean showOut) { 153 this.showOut = showOut; 154 } 155 156 public boolean isShowAll() { 157 return showAll; 158 } 159 160 public void setShowAll(boolean showAll) { 161 this.showAll = showAll; 162 } 163 164 public boolean isMultiline() { 165 return multiline; 166 } 167 168 /** 169 * If enabled then each information is outputted on a newline. 170 */ 171 public void setMultiline(boolean multiline) { 172 this.multiline = multiline; 173 } 174 175 // Implementation methods 176 //------------------------------------------------------------------------- 177 protected Object getBodyAsString(Message message) { 178 StreamCache newBody = null; 179 try { 180 newBody = message.getBody(StreamCache.class); 181 if (newBody != null) { 182 message.setBody(newBody); 183 } 184 } catch (NoTypeConversionAvailableException ex) { 185 // ignore 186 } 187 Object answer = null; 188 try { 189 answer = message.getBody(String.class); 190 } catch (NoTypeConversionAvailableException ex) { 191 answer = message.getBody(); 192 } 193 194 if (newBody != null) { 195 // Reset the StreamCache 196 newBody.reset(); 197 } 198 return answer; 199 } 200 201 protected Object getBodyTypeAsString(Message message) { 202 String answer = ObjectHelper.classCanonicalName(message.getBody()); 203 if (answer != null && answer.startsWith("java.lang.")) { 204 return answer.substring(10); 205 } 206 return answer; 207 } 208 209 }