attaching names to all Threads to get a better view in profiling tools

like VisualVM

source/net/yacy/cora/federate/solr/connector/AbstractSolrConnector.java

@@ -147,6 +147,7 @@ public abstract class AbstractSolrConnector implements SolrConnector {
         final Thread t = new Thread() {
             @Override
             public void run() {
+                this.setName("AbstractSolrConnector:concurrentDocumentsByQuery(" + querystring + ")");
                 int o = offset;
                 int count = 0;
                 while (System.currentTimeMillis() < endtime && count < maxcount) {
@@ -178,6 +179,7 @@ public abstract class AbstractSolrConnector implements SolrConnector {
         final Thread t = new Thread() {
             @Override
             public void run() {
+                this.setName("AbstractSolrConnector:concurrentIDsByQuery(" + querystring + ")");
                 int o = offset;
                 while (System.currentTimeMillis() < endtime) {
                     try {

source/net/yacy/cora/federate/solr/connector/ConcurrentUpdateSolrConnector.java

@@ -58,9 +58,10 @@ public class ConcurrentUpdateSolrConnector implements SolrConnector {
 
     private final static Object POISON_PROCESS = new Object();
     
-    private class ProcessHandler implements Runnable {
+    private class ProcessHandler extends Thread {
         @Override
         public void run() {
+            
             try {
                 Object process;
                 Collection<SolrInputDocument> docs = new ArrayList<SolrInputDocument>();
@@ -114,7 +115,7 @@ public class ConcurrentUpdateSolrConnector implements SolrConnector {
     private ARC<String, Metadata> metadataCache;
     private ARH<String> missCache;
     private BlockingQueue<Object> processQueue;
-    private Thread processHandler;
+    private ProcessHandler processHandler;
     
     public ConcurrentUpdateSolrConnector(final SolrConnector connector, final int updateCapacity, final int idCacheCapacity, final int concurrency) {
         this.connector = connector;
@@ -200,7 +201,7 @@ public class ConcurrentUpdateSolrConnector implements SolrConnector {
     
     public void ensureAliveProcessHandler() {
         if (this.processHandler == null || !this.processHandler.isAlive()) {
-            this.processHandler = new Thread(new ProcessHandler());
+            this.processHandler = new ProcessHandler();
             this.processHandler.setName(this.getClass().getName() + "_ProcessHandler");
             this.processHandler.start();
         }

source/net/yacy/cora/federate/solr/connector/EmbeddedSolrConnector.java

@@ -423,6 +423,7 @@ public class EmbeddedSolrConnector extends SolrServerConnector implements SolrCo
         final Thread t = new Thread() {
             @Override
             public void run() {
+                this.setName("EmbeddedSolrConnector.concurrentIDsByQuery(" + querystring + ")");
                 int o = offset, responseCount = 0;
                 DocListSearcher docListSearcher = null;
                 while (System.currentTimeMillis() < endtime) {

source/net/yacy/cora/federate/solr/connector/MirrorSolrConnector.java

@@ -347,6 +347,7 @@ public class MirrorSolrConnector extends AbstractSolrConnector implements SolrCo
         Thread t0 = new Thread() {
             @Override
             public void run() {
+                this.setName("MirrorSolrConnector.getCountByQuery/t0");
                 try {
                     count.addAndGet(MirrorSolrConnector.this.solr0.getCountByQuery(querystring));
                 } catch (final IOException e) {}
@@ -356,6 +357,7 @@ public class MirrorSolrConnector extends AbstractSolrConnector implements SolrCo
         Thread t1 = new Thread() {
             @Override
             public void run() {
+                this.setName("MirrorSolrConnector.getCountByQuery/t1");
                 try {
                     count.addAndGet(MirrorSolrConnector.this.solr1.getCountByQuery(querystring));
                 } catch (final IOException e) {}

source/net/yacy/cora/federate/solr/instance/ServerShard.java

@@ -365,6 +365,7 @@ public class ServerShard extends SolrServer {
             Thread t0 = new Thread() {
                 @Override
                 public void run() {
+                    this.setName("ServerShard.query/1(" + params.toString() + ")");
                     QueryResponse rsp;
                     try {
                         rsp = s.query(params);
@@ -397,6 +398,7 @@ public class ServerShard extends SolrServer {
             Thread t0 = new Thread() {
                 @Override
                 public void run() {
+                    this.setName("ServerShard.query/2(" + params.toString() + ")");
                     QueryResponse rsp;
                     try {
                         rsp = s.query(params, method);

source/net/yacy/cora/protocol/http/HTTPClient.java

@@ -691,6 +691,7 @@ public class HTTPClient {
 	            final Throwable[] te = new Throwable[]{null};
 	            Thread t = new Thread() {
 	                public void run() {
+	                   this.setName("HTTPClient.execute(" + httpUriRequest.getURI() + ")");
 	                   try {
 	                       thr[0] = client.execute(httpUriRequest, context);
 	                   } catch (Throwable e) {
@@ -883,6 +884,7 @@ public class HTTPClient {
 	    
 	    public IdleConnectionMonitorThread(HttpClientConnectionManager connMgr) {
 	        super();
+	        this.setName("HTTPClient.IdleConnectionMonitorThread");
 	        this.connMgr = connMgr;
 	    }
 

source/net/yacy/cora/sorting/Array.java

@@ -64,6 +64,7 @@ public class Array {
 
     private static class SortJobWorker extends Thread {
         public void run() {
+            this.setName("Array.SortJobWorker");
             SortJob<?> job;
             try {
                 while ((job = sortJobs.take()) != POISON_JOB_WORKER) {

source/net/yacy/crawler/data/CrawlQueues.java

@@ -627,6 +627,7 @@ public class CrawlQueues {
             this.code = Integer.valueOf(entry.hashCode());
             this.setPriority(Thread.MIN_PRIORITY); // http requests from the crawler should not cause that other functions work worse
             this.profile = CrawlQueues.this.sb.crawler.get(UTF8.getBytes(this.request.profileHandle()));
+            this.setName("CrawlQueues.Loader(" + entry.url() + ")");
         }
 
         private long age() {

source/net/yacy/crawler/robots/RobotsTxt.java

@@ -200,6 +200,7 @@ public class RobotsTxt {
         if (robotsTable == null || robotsTable.containsKey(robotsTable.encodedKey(urlHostPort))) return;
         Thread t = new Thread() {
             public void run(){
+                this.setName("Robots.txt:ensureExist(" + theURL.toNormalform(true) + ")");
                 // make or get a synchronization object
                 DomSync syncObj = RobotsTxt.this.syncObjects.get(urlHostPort);
                 if (syncObj == null) {

source/net/yacy/http/Jetty8HttpServerImpl.java

@@ -272,6 +272,7 @@ public class Jetty8HttpServerImpl implements YaCyHttpServer {
 
             @Override
             public void run() {
+                this.setName("Jetty8HttpServer.reconnect");
                 try {
                     Thread.sleep(milsec);
                 } catch (final InterruptedException e) {

source/net/yacy/kelondro/rwi/IODispatcher.java

@@ -65,6 +65,7 @@ public class IODispatcher extends Thread {
         this.mergeQueue = new ArrayBlockingQueue<MergeJob>(mergeQueueLength);
         this.writeBufferSize = writeBufferSize;
         this.terminate = false;
+        this.setName("IODispatcher");
     }
 
     public void terminate() {

source/net/yacy/kelondro/rwi/IndexCell.java

@@ -107,11 +107,14 @@ public final class IndexCell<ReferenceType extends Reference> extends AbstractBu
         this.writeBufferSize = writeBufferSize;
         this.removeDelayedURLs = new TreeMap<byte[], HandleSet>(Word.commonHashOrder);
         this.flushShallRun = true;
-        this.flushThread = new FlushThread();
+        this.flushThread = new FlushThread(cellPath.toString());
         this.flushThread.start();
     }
 
     private class FlushThread extends Thread {
+        public FlushThread(String name) {
+            this.setName("IndexCell.FlushThread(" + name + ")");
+        }
         @Override
         public void run() {
             while (IndexCell.this.flushShallRun) {

source/net/yacy/kelondro/workflow/InstantBusyThread.java

@@ -78,7 +78,7 @@ public final class InstantBusyThread extends AbstractBusyThread implements BusyT
             throw new RuntimeException("serverInstantThread, wrong declaration of freemem: " + e.getMessage());
         }
         this.environment = (env instanceof Class<?>) ? null : env;
-        setName(theClass.getName() + "." + jobExec);
+        setName("BusyThread " + theClass.getName() + "." + jobExec);
         this.handle = Long.valueOf(System.currentTimeMillis() + getName().hashCode());
     }
 

source/net/yacy/peers/Protocol.java

@@ -1060,6 +1060,7 @@ public final class Protocol {
                     final int solrtimeout = Switchboard.getSwitchboard().getConfigInt(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_TIMEOUT, 6000);
                     Thread remoteRequest = new Thread() {
                         public void run() {
+                            this.setName("Protocol.solrQuery(" + solrQuery.getQuery() + " to " + target.hash + ")");
                             try {
                                 RemoteInstance instance = new RemoteInstance("http://" + address, null, "solr", solrtimeout); // this is a 'patch configuration' which considers 'solr' as default collection
                                 try {

source/net/yacy/peers/RemoteSearch.java

@@ -266,6 +266,7 @@ public class RemoteSearch extends Thread {
         Thread secondary = new Thread() {
             @Override
             public void run() {
+                this.setName("RemoteSearch.secondaryRemoteSearch(" + wordhashes + " to " + targethash + ")");
                 event.oneFeederStarted();
                 try {
                     int urls = Protocol.secondarySearch(
@@ -318,6 +319,7 @@ public class RemoteSearch extends Thread {
         Thread solr = new Thread() {
             @Override
             public void run() {
+                this.setName("RemoteSearch.solrRemoteSearch(" + solrQuery.getQuery() + " to " + targetPeer.hash + ")");
                     int urls = 0;
                     try {
                         event.oneFeederStarted();

source/net/yacy/peers/graphics/WebStructureGraph.java

@@ -139,6 +139,7 @@ public class WebStructureGraph {
 
     private class PublicRefDNSResolvingProcess extends Thread {
         private PublicRefDNSResolvingProcess() {
+            this.setName("WebStructureGraph.PublicRefDNSResolvingProcess");
         }
 
         @Override

source/net/yacy/search/MemoryTracker.java

@@ -48,6 +48,7 @@ public class MemoryTracker extends Thread {
     public MemoryTracker(final long time) {
     	this.delaytime = time;
     	running = true;
+    	this.setName("MemoryTracker");
     }
     
     public void run() {

source/net/yacy/search/Switchboard.java

@@ -1148,6 +1148,7 @@ public final class Switchboard extends serverSwitch {
         // finally start jobs which shall be started after start-up
         new Thread() {
             public void run() {
+                Thread.currentThread().setName("Switchboard.setHttpServer");
                 try {Thread.sleep(10000);} catch (final InterruptedException e) {} // needs httpd up
                 execAPIActions(); // trigger startup actions
             }

source/net/yacy/search/query/SearchEvent.java

@@ -316,6 +316,7 @@ public final class SearchEvent {
                 new Thread() {
                     @Override
                     public void run() {
+                        this.setName("SearchEvent.init(" + query.getQueryGoal().getQueryString(false) + ")");
                         Thread.currentThread().setName("SearchEvent.primaryRemoteSearches");
                         RemoteSearch.primaryRemoteSearches(
                         	SearchEvent.this,