diff --git a/source/de/anomic/crawler/CrawlProfile.java b/source/de/anomic/crawler/CrawlProfile.java
index a78fb560f..7b7ce22dd 100644
--- a/source/de/anomic/crawler/CrawlProfile.java
+++ b/source/de/anomic/crawler/CrawlProfile.java
@@ -85,6 +85,7 @@ public class CrawlProfile {
         this.profileTable = null;
     }
     
+    @Override
     public void finalize() {
         this.close();
     }
@@ -319,6 +320,7 @@ public class CrawlProfile {
             doms = new ConcurrentHashMap<String, DomProfile>();
         }
         
+        @Override
         public String toString() {
             final StringBuilder str = new StringBuilder();
             
diff --git a/source/de/anomic/crawler/CrawlQueues.java b/source/de/anomic/crawler/CrawlQueues.java
index 4e36be789..12ff5cf36 100644
--- a/source/de/anomic/crawler/CrawlQueues.java
+++ b/source/de/anomic/crawler/CrawlQueues.java
@@ -535,6 +535,7 @@ public class CrawlQueues {
             return System.currentTimeMillis() - start;
         }
         
+        @Override
         public void run() {
             try {
                 // checking robots.txt for http(s) resources
diff --git a/source/de/anomic/crawler/CrawlSwitchboard.java b/source/de/anomic/crawler/CrawlSwitchboard.java
index bc2f4ac19..397ce0181 100644
--- a/source/de/anomic/crawler/CrawlSwitchboard.java
+++ b/source/de/anomic/crawler/CrawlSwitchboard.java
@@ -4,9 +4,9 @@
 //
 // This is a part of YaCy, a peer-to-peer based web search engine
 //
-// $LastChangedDate: 2009-05-28 01:51:34 +0200 (Do, 28 Mai 2009) $
-// $LastChangedRevision: 5988 $
-// $LastChangedBy: orbiter $
+// $LastChangedDate$
+// $LastChangedRevision$
+// $LastChangedBy$
 //
 // LICENSE
 //
diff --git a/source/de/anomic/crawler/ImporterManager.java b/source/de/anomic/crawler/ImporterManager.java
index 1f31424b1..e4582a23a 100644
--- a/source/de/anomic/crawler/ImporterManager.java
+++ b/source/de/anomic/crawler/ImporterManager.java
@@ -30,7 +30,7 @@ public class ImporterManager {
         final Thread[] importThreads = new Thread[this.runningJobs.activeCount()*2];
         final int activeCount = this.runningJobs.enumerate(importThreads);
         final Importer[] importers = new Importer[activeCount];
-        for (int i=0; i<activeCount; i++) {
+        for (int i = 0; i < activeCount; i++) {
             importers[i] = (Importer) importThreads[i];
         }
         return importers;
@@ -43,10 +43,9 @@ public class ImporterManager {
     public Importer getImporterByID(final int jobID) {
 
         final Thread[] importThreads = new Thread[this.runningJobs.activeCount()*2];
-        final int activeCount = this.runningJobs.enumerate(importThreads);
-        
-        for (int i=0; i < activeCount; i++) {
-            final Importer currThread = (Importer) importThreads[i];
+
+        for(final Thread importThread : importThreads) {
+            final Importer currThread = (Importer) importThread;
             if (currThread.getJobID() == jobID) {
                 return currThread;
             }                    
@@ -73,8 +72,7 @@ public class ImporterManager {
         try {
             // trying to gracefull stop all still running sessions ...
             log.logInfo("Signaling shutdown to " + threadCount + " remaining dbImporter threads ...");
-            for ( int currentThreadIdx = 0; currentThreadIdx < threadCount; currentThreadIdx++ )  {
-                final Thread currentThread = threadList[currentThreadIdx];
+            for (final Thread currentThread : threadList)  {
                 if (currentThread.isAlive()) {
                     ((Importer)currentThread).stopIt();
                 }
@@ -89,10 +87,10 @@ public class ImporterManager {
             
             // we need to use a timeout here because of missing interruptable session threads ...
             if (log.isFine()) log.logFine("Waiting for " + runningJobs.activeCount() + " remaining dbImporter threads to finish shutdown ...");
-            for ( int currentThreadIdx = 0; currentThreadIdx < threadCount; currentThreadIdx++ )  {
-                final Thread currentThread = threadList[currentThreadIdx];
+            int currentThreadIdx = 0;
+            for (final Thread currentThread : threadList)  {
                 if (currentThread.isAlive()) {
-                    if (log.isFine()) log.logFine("Waiting for dbImporter thread '" + currentThread.getName() + "' [" + currentThreadIdx + "] to finish shutdown.");
+                    if (log.isFine()) log.logFine("Waiting for dbImporter thread '" + currentThread.getName() + "' [" + currentThreadIdx++ + "] to finish shutdown.");
                     try { currentThread.join(500); } catch (final InterruptedException ex) {}
                 }
             }
diff --git a/source/de/anomic/crawler/ResultImages.java b/source/de/anomic/crawler/ResultImages.java
index f12540f8e..d9ff48902 100755
--- a/source/de/anomic/crawler/ResultImages.java
+++ b/source/de/anomic/crawler/ResultImages.java
@@ -4,9 +4,9 @@
 //
 // This is a part of YaCy, a peer-to-peer based web search engine
 //
-// $LastChangedDate: 2006-04-02 22:40:07 +0200 (So, 02 Apr 2006) $
-// $LastChangedRevision: 1986 $
-// $LastChangedBy: orbiter $
+// $LastChangedDate$
+// $LastChangedRevision$
+// $LastChangedBy$
 //
 // LICENSE
 // 
diff --git a/source/de/anomic/crawler/ResultURLs.java b/source/de/anomic/crawler/ResultURLs.java
index 3062c29e9..b686603ad 100644
--- a/source/de/anomic/crawler/ResultURLs.java
+++ b/source/de/anomic/crawler/ResultURLs.java
@@ -5,9 +5,9 @@
 // first published on http://yacy.net
 // Frankfurt, Germany, 2004
 //
-// $LastChangedDate: 2008-03-16 23:31:54 +0100 (So, 16 Mrz 2008) $
-// $LastChangedRevision: 4575 $
-// $LastChangedBy: orbiter $
+// $LastChangedDate$
+// $LastChangedRevision$
+// $LastChangedBy$
 //
 // This program is free software; you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
diff --git a/source/de/anomic/crawler/RobotsEntry.java b/source/de/anomic/crawler/RobotsEntry.java
index 9185f3e6b..b4291afa9 100644
--- a/source/de/anomic/crawler/RobotsEntry.java
+++ b/source/de/anomic/crawler/RobotsEntry.java
@@ -28,12 +28,11 @@
 
 package de.anomic.crawler;
 
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Date;
-import java.util.Iterator;
 import java.util.LinkedHashMap;
 import java.util.LinkedList;
+import java.util.List;
 import java.util.Map;
 
 import net.yacy.kelondro.data.meta.DigestURI;
@@ -53,7 +52,7 @@ public class RobotsEntry {
     
     // this is a simple record structure that holds all properties of a single crawl start
     private Map<String, byte[]> mem;
-    private LinkedList<String> allowPathList, denyPathList;
+    private List<String> allowPathList, denyPathList;
     String hostName;
     
     public RobotsEntry(final String hostName, final Map<String, byte[]> mem) {
@@ -88,8 +87,8 @@ public class RobotsEntry {
     
     public RobotsEntry(
             final DigestURI theURL, 
-            final ArrayList<String> allowPathList, 
-            final ArrayList<String> disallowPathList, 
+            final List<String> allowPathList, 
+            final List<String> disallowPathList, 
             final Date loadedDate,
             final Date modDate,
             final String eTag,
@@ -114,8 +113,8 @@ public class RobotsEntry {
             this.allowPathList.addAll(allowPathList);
             
             final StringBuilder pathListStr = new StringBuilder(allowPathList.size() * 30);
-            for (int i=0; i<allowPathList.size();i++) {
-                pathListStr.append(allowPathList.get(i))
+            for (String element : allowPathList) {
+                pathListStr.append(element)
                            .append(ROBOTS_DB_PATH_SEPARATOR);
             }
             this.mem.put(ALLOW_PATH_LIST, pathListStr.substring(0,pathListStr.length()-1).getBytes());
@@ -125,8 +124,8 @@ public class RobotsEntry {
             this.denyPathList.addAll(disallowPathList);
             
             final StringBuilder pathListStr = new StringBuilder(disallowPathList.size() * 30);
-            for (int i=0; i<disallowPathList.size();i++) {
-                pathListStr.append(disallowPathList.get(i))
+            for (String element : disallowPathList) {
+                pathListStr.append(element)
                            .append(ROBOTS_DB_PATH_SEPARATOR);
             }
             this.mem.put(DISALLOW_PATH_LIST,pathListStr.substring(0, pathListStr.length()-1).getBytes());
@@ -138,6 +137,7 @@ public class RobotsEntry {
         return this.mem;
     }
     
+    @Override
     public String toString() {
         final StringBuilder str = new StringBuilder(6000);
         str.append((this.hostName == null) ? "null" : this.hostName).append(": ");
@@ -198,12 +198,10 @@ public class RobotsEntry {
         // escaping all occurences of ; because this char is used as special char in the Robots DB
         else  path = path.replaceAll(ROBOTS_DB_PATH_SEPARATOR,"%3B");
         
-        final Iterator<String> pathIter = this.denyPathList.iterator();
-        while (pathIter.hasNext()) {
-            final String nextPath = pathIter.next();
+        for (String element : this.denyPathList) {
                 
             // disallow rule
-            if (path.startsWith(nextPath)) {
+            if (path.startsWith(element)) {
                 return true;
             }
         }
diff --git a/source/de/anomic/crawler/ZURL.java b/source/de/anomic/crawler/ZURL.java
index 0f9fce8c3..528138b2d 100755
--- a/source/de/anomic/crawler/ZURL.java
+++ b/source/de/anomic/crawler/ZURL.java
@@ -4,9 +4,9 @@
 //
 // This is a part of YaCy, a peer-to-peer based web search engine
 //
-// $LastChangedDate: 2006-04-02 22:40:07 +0200 (So, 02 Apr 2006) $
-// $LastChangedRevision: 1986 $
-// $LastChangedBy: orbiter $
+// $LastChangedDate$
+// $LastChangedRevision$
+// $LastChangedBy$
 //
 // LICENSE
 //