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annotate src/goodjava/webserver/handlers/LogHandler.java @ 1821:d28f5ed56454

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fix stringify empty list
author Franklin Schmidt <fschmidt@gmail.com>
date Tue, 09 Jul 2024 07:17:41 -0600
parents 8b3ad1fb219f
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 package goodjava.webserver.handlers;
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2
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3 import java.io.File;
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4 import java.io.IOException;
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5 import java.text.DateFormat;
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6 import java.text.SimpleDateFormat;
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7 import goodjava.logging.Logger;
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8 import goodjava.logger.Layout;
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9 import goodjava.logger.ListLayout;
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10 import goodjava.logger.DateLayout;
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11 import goodjava.logger.Layouts;
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12 import goodjava.logger.Appender;
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13 import goodjava.logger.ConsoleAppender;
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14 import goodjava.logger.DailyRollingFileAppender;
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15 import goodjava.logger.GoodLogger;
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16 import goodjava.logger.Level;
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17 import goodjava.io.IoUtils;
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18 import goodjava.webserver.Handler;
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19 import goodjava.webserver.Request;
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20 import goodjava.webserver.Response;
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23 public final class LogHandler implements Handler {
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24 public static int level = Level.INFO;
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25 public static Layout layout = new ListLayout(new DateLayout("yyyy-MM-dd:HH:mm:ss")," ",Layouts.MESSAGE,"\n");
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26
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27 public static Logger consoleLogger() {
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28 Appender appender = new ConsoleAppender(layout,System.err);
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29 GoodLogger logger = new GoodLogger("HTTP");
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30 logger.appender = appender;
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31 logger.level = level;
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32 return logger;
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33 }
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34
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35 public static Logger dirLogger(File dir,long deleteAfter) {
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36 if( dir.exists() && !dir.isDirectory() )
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37 throw new RuntimeException("must be a directory");
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38 try {
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39 IoUtils.mkdirs(dir);
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40 } catch(IOException e) {
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41 throw new RuntimeException(e);
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42 }
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43 DateFormat fmt = new SimpleDateFormat( "'" + dir + "/'yyyy_MM_dd'.log'" );
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44 DailyRollingFileAppender appender = new DailyRollingFileAppender(layout,fmt);
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45 appender.deleteAfter = deleteAfter;
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46 GoodLogger logger = new GoodLogger("HTTP");
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47 logger.appender = appender;
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48 logger.level = level;
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49 return logger;
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50 }
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52 private final Handler handler;
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53 private final Logger logger;
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55 public LogHandler(Handler handler) {
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56 this(handler,consoleLogger());
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57 }
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58
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59 public LogHandler(Handler handler,Logger logger) {
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60 this.handler = handler;
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61 this.logger = logger;
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62 }
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64 public Response handle(Request request) {
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65 Response response = handler.handle(request);
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66 if( response == null )
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67 return null;
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68 String ip = (String)request.headers.get("x-real-ip");
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69 //String agent = (String)request.headers.get("user-agent");
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70 logger.info( ip + " \"" + request.method + " " + request.rawPath + "\" " + response.status.code + " " + response.body.length );
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71 return response;
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72 }
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73 }