Added ability to set tags line in separate attribute of log4j properties...

.gitignore

@@ -4,3 +4,4 @@
 .project
 logs
 /pom.xml.versionsBackup
+/bin

.settings/org.maven.ide.eclipse.prefs

@@ -1,4 +1,3 @@
-#Fri Apr 29 11:43:59 NZST 2011
 activeProfiles=
 eclipse.preferences.version=1
 fullBuildGoals=process-test-resources

pom.xml

@@ -64,7 +64,7 @@
     <dependency>
     	<groupId>org.hsqldb</groupId>
     	<artifactId>hsqldb</artifactId>
-    	<version>2.2.9</version>
+    	<version>2.3.0</version>
     </dependency>
   </dependencies>
 </project>

readme.md

@@ -9,6 +9,7 @@ Usage is relatively straight forward.
       class="com.spidertracks.loggly.LogglyAppender">
       <param name="dirName" value="A working directory to store the HSQL queue buffer" />
       <param name="logglyUrl" value="Your loggly url goes here" /> 
+      <param name="logglyTags" value="Your loggly tags goes here" /> <!-- Optional value --> 
       <param name="proxyHost" value="A dns name or an ip address"/> <!-- Optional value -->
       <param name="proxyPort" value="The port number for the proxy"/> <!-- Optional value -->
       <!-- The maximum number of messages to upload in a single http POST -->
@@ -23,7 +24,8 @@ or
 
     log4j.appender.loggly=com.spidertracks.loggly.LogglyAppender
     log4j.appender.loggly.dirName=logs/
-    log4j.appender.loggly.logglyUrl=https://logs.loggly.com/inputs/xxxxx-xxxx
+    log4j.appender.loggly.logglyUrl=https://logs-01.loggly.com/inputs/xxxxx-xxxx
+    log4j.appender.loggly.logglyTags=myApp1,newYork,middleware
     log4j.appender.loggly.proxyHost=example.com
     log4j.appender.loggly.proxyPort=8080
     log4j.appender.loggly.batchSize=50
@@ -44,4 +46,5 @@ This supports guaranteed delivery.  If the logger cannot contact Loggly,
      Excepts when the request http status codes i 400 Bad Request - then the messages is dumped.
      ex. a too large message.
 
-
+# Authentic source
+http://www.loggly.com/docs/api-sending-data/

src/main/java/com/spidertracks/loggly/EmbeddedDb.java

@@ -1,6 +1,3 @@
-/**
- *
- */
 package com.spidertracks.loggly;
 
 import java.sql.*;

src/main/java/com/spidertracks/loggly/LogglyAppender.java

@@ -10,8 +10,9 @@
 import org.apache.log4j.spi.LoggingEvent;
 
 /**
- * Currently uses an asynchronous blocking queue to write messages. Messages are written to files with sequential identifiers, these sequential files are then read by the reader thread. When a file is
- * fully consumed, it is removed.
+ * Currently uses an asynchronous blocking queue to write messages. 
+ * Messages are written to files with sequential identifiers, these sequential files are then read by the reader thread. 
+ * When a file is fully consumed, it is removed.
  *
  * @author Todd Nine
  */
@@ -21,11 +22,11 @@ public class LogglyAppender extends AppenderSkeleton {
 
     private EmbeddedDb db;
 
-    // private LogglyMessageQueue messageQ;
-
     private String dirName;
 
     private String logglyUrl;
+
+    private String logglyTags;
 
     private int batchSize = 50;
 
@@ -63,11 +64,15 @@ protected void append(LoggingEvent event) {
         /**
          * We always only produce to the current file. So there's no need for locking
          */
-
         assert this.layout != null : "Cannot log, there is no layout configured.";
 
         String output = this.layout.format(event);
-
+        StringWriter sw = new StringWriter();
+        PrintWriter pw = new PrintWriter(sw);
+        if (event.getThrowableInformation() != null && event.getThrowableInformation().getThrowable() != null) {
+        	event.getThrowableInformation().getThrowable().printStackTrace(pw);
+        	output += sw.toString();
+        }
         synchronized (waitLock) {
             db.writeEntry(output, System.nanoTime());
             waitLock.notify();
@@ -111,9 +116,9 @@ private enum ThreadState { START, RUNNING, STOP_REQUESTED, STOPPED };
     private class HttpPost implements Runnable {
 
         /**
-         * Loggly max message size as stated by http://www.loggly.com/blog/2011/09/logging-out-of-your-java-code/
+         * Loggly max message size as stated by https://loggly.desk.com/customer/portal/questions/3431783-maximum-rest-api-request-size
          */
-        private static final int LOGGLY_MAX_MESSAGE_SIZE = 32 * 1024;
+        private static final int LOGGLY_MAX_MESSAGE_SIZE = 1024 * 1024;
 
         // State variables needs to be volatile, otherwise it can be cached local to the thread and stop() will never work
         volatile ThreadState curState = ThreadState.START;
@@ -176,7 +181,7 @@ public void run() {
                             }
                             }
                         } catch (IOException e) {
-                            errorHandler.error(String.format("Unable to send data to loggly at URL %s", logglyUrl), e, 2);
+                            errorHandler.error(String.format("Unable to send data to loggly at URL %s", getLogglyPreparedURL()), e, 2);
                         }
                     }
 
@@ -240,9 +245,8 @@ public boolean waitUntilDbInitialized() {
          * @param message
          * @throws IOException
          */
-
         private int sendData(List<Entry> messages) throws IOException {
-            URL url = new URL(logglyUrl);
+            URL url = new URL(getLogglyPreparedURL());
             Proxy proxy = Proxy.NO_PROXY;
             if (proxyHost != null) {
                 SocketAddress addr = new InetSocketAddress(proxyHost, proxyPort);
@@ -283,19 +287,28 @@ private int sendData(List<Entry> messages) throws IOException {
                     while ((value = in.read()) != -1) {
                         response.append((char) value);
                     }
-                    errorHandler.error(String.format("Unable to send data to loggly at URL %s Response %s (Logging error, this will not functioning of the main program)", logglyUrl,
+                    errorHandler.error(String.format("Unable to send data to loggly at URL %s Response %s (Logging error, this will not functioning of the main program)", getLogglyPreparedURL(),
                             response));
                 } catch (IOException ee) {
-                    errorHandler.error(String.format("Unable to send data to loggly at URL %s (Logging error, this will not functioning of the main program)", logglyUrl), e, 2);
+                    errorHandler.error(String.format("Unable to send data to loggly at URL %s (Logging error, this will not functioning of the main program)", getLogglyPreparedURL()), e, 2);
                 }
             }
             return respCode;
         }
 
+		/**
+		 * @return URL to loggly with tags appended if exist.
+		 */
+		private String getLogglyPreparedURL() {
+			if (logglyTags != null && !logglyTags.isEmpty()) {
+				return logglyUrl + "/tag/" + logglyTags;
+			}
+			return logglyUrl;
+		}
+
         /**
          * Stop this thread sending data and write the last read position
          */
-
         public void stop() {
             LogLog.debug("Loggly: Stopping background thread");
             requestedState = ThreadState.STOPPED;
@@ -362,4 +375,13 @@ public void setBatchSize(int batchSize) {
         this.batchSize = batchSize;
     }
 
+	/**
+	 * Tags, which Loggly will apply as meta data to your event.
+	 * 
+	 * @param logglyTags
+	 */
+	public void setLogglyTags(String logglyTags) {
+		this.logglyTags = logglyTags;
+	}
+
 }

src/main/java/com/spidertracks/loggly/LogglyAppenderManualTest.java

@@ -1,6 +1,3 @@
-/*
- *  $Id$
- */
 package com.spidertracks.loggly;
 
 import java.util.Properties;
@@ -53,7 +50,7 @@ public static void configureLoggingToConsole(String apiKey) {
 
         loggingProperties.setProperty("log4j.appender.loggly","com.spidertracks.loggly.LogglyAppender");
         loggingProperties.setProperty("log4j.appender.loggly.dirName","logs/");
-        loggingProperties.setProperty("log4j.appender.loggly.logglyUrl","https://logs.loggly.com/inputs/" + apiKey);
+        loggingProperties.setProperty("log4j.appender.loggly.logglyUrl","https://logs-01.loggly.com/inputs/" + apiKey);
         loggingProperties.setProperty("log4j.appender.loggly.batchSize","50");
         loggingProperties.setProperty("log4j.appender.loggly.layout","org.apache.log4j.EnhancedPatternLayout");
         loggingProperties.setProperty("log4j.appender.loggly.layout.ConversionPattern","%d{ISO8601}{GMT}Z %5p [%t]  %m%n");