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1 /*******************************************************************************
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2
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3 copyright: Copyright (c) 2004 Kris Bell. All rights reserved
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4
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5 license: BSD style: $(LICENSE)
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6
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7 version: Initial release: May 2004
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8
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9 author: Kris
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10
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11 *******************************************************************************/
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12
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13 module tango.util.log.Log4Layout;
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14
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15 private import tango.core.Thread;
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16
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17 private import tango.util.log.Event,
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18 tango.util.log.EventLayout;
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19
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20 /*******************************************************************************
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21
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22 A layout with XML output conforming to Log4J specs.
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23
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24 *******************************************************************************/
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25
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26 public class Log4Layout : EventLayout
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27 {
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28 /***********************************************************************
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29
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30 Format message attributes into an output buffer and return
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31 the populated portion.
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32
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33 ***********************************************************************/
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34
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35 char[] header (Event event)
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36 {
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37 char[20] tmp;
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38 char[] threadName;
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39
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40 threadName = Thread.getThis.name;
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41 if (threadName.length is 0)
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42 threadName = "{unknown}";
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43
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44 event.append ("<log4j:event logger=\"")
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45 .append (event.getName)
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46 .append ("\" timestamp=\"")
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47 .append (toMilli (tmp, event.getTime.span))
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48 .append ("\" level=\"")
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49 .append (event.getLevelName [0..length-1])
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50 .append ("\" thread=\"").append(threadName).append("\">\r\n<log4j:message><![CDATA[");
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51
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52 return event.getContent;
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53 }
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54
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55
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56 /***********************************************************************
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57
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58 Format message attributes into an output buffer and return
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59 the populated portion.
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60
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61 ***********************************************************************/
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62
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63 char[] footer (Event event)
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64 {
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65 event.scratch.length = 0;
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66 event.append ("]]></log4j:message>\r\n<log4j:properties><log4j:data name=\"application\" value=\"")
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67 .append (event.getHierarchy.getName)
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68 .append ("\"/><log4j:data name=\"hostname\" value=\"")
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69 .append (event.getHierarchy.getAddress)
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70 .append ("\"/></log4j:properties></log4j:event>\r\n");
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71
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72 return event.getContent;
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73 }
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74 }
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75
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76
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