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@ -21,15 +21,18 @@ package com.fr.third.apache.log4j;
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import com.fr.third.apache.log4j.helpers.LogLog; |
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import com.fr.third.apache.log4j.spi.LoggingEvent; |
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import java.io.IOException; |
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.FileOutputStream; |
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import java.io.IOException; |
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import java.io.InterruptedIOException; |
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import java.text.SimpleDateFormat; |
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import java.util.Calendar; |
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import java.util.Date; |
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import java.util.GregorianCalendar; |
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import java.util.Calendar; |
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import java.util.TimeZone; |
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import java.util.Locale; |
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import java.util.TimeZone; |
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import java.util.zip.GZIPOutputStream; |
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/** |
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DailyRollingFileAppender extends {@link FileAppender} so that the |
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@ -158,6 +161,8 @@ public class DailyRollingFileAppender extends FileAppender {
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*/ |
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private String datePattern = "'.'yyyy-MM-dd"; |
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private static final String COMPRESS_SUFFIX = ".gz"; |
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/** |
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The log file will be renamed to the value of the |
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scheduledFilename variable when the next interval is entered. For |
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@ -227,7 +232,7 @@ public class DailyRollingFileAppender extends FileAppender {
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printPeriodicity(type); |
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rc.setType(type); |
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File file = new File(fileName); |
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scheduledFilename = fileName+sdf.format(new Date(file.lastModified())); |
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scheduledFilename = fileName+sdf.format(new Date(file.lastModified()))+COMPRESS_SUFFIX; |
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} else { |
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LogLog.error("Either File or DatePattern options are not set for appender [" |
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@ -307,7 +312,7 @@ public class DailyRollingFileAppender extends FileAppender {
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return; |
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} |
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String datedFilename = fileName+sdf.format(now); |
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String datedFilename = fileName+sdf.format(now)+COMPRESS_SUFFIX; |
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// It is too early to roll over because we are still within the
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// bounds of the current interval. Rollover will occur once the
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// next interval is reached.
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@ -315,7 +320,7 @@ public class DailyRollingFileAppender extends FileAppender {
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return; |
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} |
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// close current file, and rename it to datedFilename
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// close current file, and compress it to datedFilename
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this.closeFile(); |
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File target = new File(scheduledFilename); |
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@ -324,8 +329,36 @@ public class DailyRollingFileAppender extends FileAppender {
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} |
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File file = new File(fileName); |
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boolean result = file.renameTo(target); |
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boolean result = false; |
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FileInputStream fis = null; |
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FileOutputStream fos = null; |
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GZIPOutputStream gzos = null; |
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try { |
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fis = new FileInputStream(file); |
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fos = new FileOutputStream(target); |
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gzos = new GZIPOutputStream(fos); |
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byte[] inbuf = new byte[8102]; |
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int n; |
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while ((n = fis.read(inbuf)) != -1) { |
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gzos.write(inbuf, 0, n); |
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} |
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result = true; |
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} catch (Exception e){ |
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LogLog.error("Compress " + fileName + " to " + scheduledFilename + " failed."); |
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LogLog.error(e.getMessage(), e); |
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} finally { |
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if(gzos!=null) { |
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gzos.close(); |
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} |
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if (fis != null) { |
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fis.close(); |
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} |
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} |
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if(result) { |
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file.delete(); |
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LogLog.debug(fileName +" -> "+ scheduledFilename); |
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} else { |
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LogLog.error("Failed to rename ["+fileName+"] to ["+scheduledFilename+"]."); |
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