Minor code improvements

Author: vogti

src/main/java/ch/unibas/dmi/dbis/chronos/agent/AbstractChronosAgent.java

@@ -348,7 +348,7 @@ protected String getEnvironment() {
      */
     protected Properties executePhases( final ChronosJob job, final File inputDirectory, final File outputDirectory ) throws ExecutionException {
 
-        long startTime = 0L;
+        long startTime;
         final Properties results = new Properties();
 
         final Object preparePhaseData;
@@ -627,7 +627,7 @@ protected void removeChronosLogHandler( final ChronosHttpClient.ChronosLogHandle
 
 
     /**
-     * Watches if the job to observe is aborted/canceled at the Chronos Web Site.
+     * Watches if the job to observe is aborted/canceled at the Chronos website.
      * The job's state is fetched every 10 seconds (default) and compared against ABORTED
      */
     private class AbortedMonitor {
@@ -637,7 +637,7 @@ private class AbortedMonitor {
 
 
         /**
-         * Calls the observe(ChronosJob, long) method with the default sleeping time.
+         * Calls the <code>observe(ChronosJob, long)</code> method with the default sleeping time.
          *
          * @see #observe(ChronosJob, long)
          * @see AbstractChronosAgent#SLEEPING_TIME_VALUE

src/main/java/ch/unibas/dmi/dbis/chronos/agent/ChronosHttpClient.java

@@ -640,6 +640,7 @@ private String getUrl( final InetAddress address, final int port, final ChronosR
         if ( this.secure ) {
             url.append( "https://" );
         } else {
+            //noinspection HttpUrlsUsage
             url.append( "http://" );
         }
         if ( this.useHostname ) {
@@ -838,7 +839,7 @@ public final class ChronosLogHandler {
         private final Properties query;
         private final Map<String, Object> parameters;
 
-        AtomicInteger sequenceNumber = new AtomicInteger();
+        final AtomicInteger sequenceNumber = new AtomicInteger();
 
 
         public ChronosLogHandler( final ChronosJob job ) {
@@ -865,11 +866,9 @@ public void publish( String message ) {
                     final JSONObject status = jsonResponse.getJSONObject( ChronosRestApi.STATUS_OBJECT_KEY );
 
                     if ( status.getInt( ChronosRestApi.STATUS_CODE_KEY ) != ChronosRestApi.STATUS_CODE__SUCCESS ) {
-                        log.warn( "Service returned: {0}: {1}",
-                                new Object[]{
-                                        status.getInt( ChronosRestApi.STATUS_CODE_KEY ),
-                                        status.getString( ChronosRestApi.STATUS_MESSAGE_KEY )
-                                } );
+                        log.warn( "Service returned: {}: {}",
+                                status.getInt( ChronosRestApi.STATUS_CODE_KEY ),
+                                status.getString( ChronosRestApi.STATUS_MESSAGE_KEY ) );
                     }
                 } catch ( UnirestException ex ) {
                     log.warn( "Exception while publishing log records.", ex );