From 377f1ad8fd2b1959a433d860463f663642cb8bf9 Mon Sep 17 00:00:00 2001
From: William Bourque <william.bourque@polymtl.ca>
Date: Mon, 19 Apr 2010 23:06:47 +0000
Subject: [PATCH] DRAFT : Enable the possibility to copy an experiment. Useful
 to run request in the background.

---
 .../tmf/component/TmfComponent.java           |  7 +++++
 .../tmf/component/TmfDataProvider.java        | 12 ++++++++
 .../tmf/component/TmfEventProvider.java       |  6 +++-
 .../tmf/experiment/TmfExperiment.java         | 29 ++++++++++++++++++-
 .../linuxtools/tmf/trace/ITmfTrace.java       |  5 +++-
 5 files changed, 56 insertions(+), 3 deletions(-)

diff --git a/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/component/TmfComponent.java b/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/component/TmfComponent.java
index 7f14a548e4..02279e0a39 100644
--- a/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/component/TmfComponent.java
+++ b/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/component/TmfComponent.java
@@ -34,7 +34,14 @@ public abstract class TmfComponent implements ITmfComponent {
 		fName = name;
 		TmfSignalManager.register(this);
 	}
+	
+	public TmfComponent(TmfComponent oldComponent) {
+        this.fName = oldComponent.fName;
 
+        // Should we register? Probably not but I'm not quite sure what this does
+        //register();
+	}
+	
 	// ------------------------------------------------------------------------
 	// ITmfComponent
 	// ------------------------------------------------------------------------
diff --git a/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/component/TmfDataProvider.java b/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/component/TmfDataProvider.java
index f5c6f6dc0f..8dabfb3c04 100644
--- a/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/component/TmfDataProvider.java
+++ b/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/component/TmfDataProvider.java
@@ -71,7 +71,19 @@ public abstract class TmfDataProvider<T extends TmfData> extends TmfComponent im
 
 		TmfProviderManager.register(fType, this);
 	}
+	
+	public TmfDataProvider(TmfDataProvider<T> oldDataProvider) {
+        super(oldDataProvider);
+
+        this.fType = oldDataProvider.fType;
+        this.fQueueSize = oldDataProvider.fQueueSize;
+
+        this.fExecutor = new TmfRequestExecutor();
+        this.fDataQueue = (oldDataProvider.fQueueSize > 1) ? new LinkedBlockingQueue<T>(oldDataProvider.fQueueSize) : new SynchronousQueue<T>();
 
+        this.fSynchDepth = oldDataProvider.fSynchDepth;
+	}
+	
 	@Override
 	public void dispose() {
 		TmfProviderManager.deregister(fType, this);
diff --git a/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/component/TmfEventProvider.java b/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/component/TmfEventProvider.java
index 3b843bfe92..26c75d83f9 100644
--- a/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/component/TmfEventProvider.java
+++ b/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/component/TmfEventProvider.java
@@ -32,7 +32,11 @@ public abstract class TmfEventProvider<T extends TmfEvent> extends TmfDataProvid
 	public TmfEventProvider(Class<T> type, int queueSize) {
 		super("TmfEventProvider", type, queueSize);
 	}
-
+	
+	public TmfEventProvider(TmfEventProvider<T> oldProvider) {
+		super(oldProvider);
+	}
+	
 	@Override
 	public boolean isCompleted(ITmfDataRequest<T> request, T data, int nbRead) {
 		boolean dataRequestCompleted = super.isCompleted(request, data, nbRead);
diff --git a/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/experiment/TmfExperiment.java b/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/experiment/TmfExperiment.java
index 5e1b2cf9f3..e58dc8d667 100644
--- a/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/experiment/TmfExperiment.java
+++ b/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/experiment/TmfExperiment.java
@@ -109,7 +109,34 @@ public class TmfExperiment<T extends TmfEvent> extends TmfEventProvider<T> imple
     public TmfExperiment(Class<T> type, String id, ITmfTrace[] traces, int indexPageSize) {
         this(type, id, traces, TmfTimestamp.Zero, indexPageSize);
     }
-
+    
+    
+    public TmfExperiment(TmfExperiment<T> oldExperiment) {
+    	super(oldExperiment.fType);
+    	
+    	this.fExperimentId = oldExperiment.fExperimentId;
+    	this.fEpoch = oldExperiment.fEpoch;
+    	
+    	this.fIndexPageSize = oldExperiment.fIndexPageSize;
+    	
+    	this.fTraces = new ITmfTrace[oldExperiment.fTraces.length];
+    	
+    	for ( int x=0; x<oldExperiment.fTraces.length; x++) {
+    		this.fTraces[x] = oldExperiment.fTraces[x].createTraceCopy();
+    	}
+    	
+    	// replace updateNbEvents()
+    	this.fNbEvents = oldExperiment.fNbEvents;
+    	
+    	// replace updateTimeRange()
+    	this.fTimeRange = oldExperiment.fTimeRange;
+    }
+    
+	public TmfExperiment<T> createTraceCopy() {
+		return new TmfExperiment<T>(this);
+	}
+    
+    
     /**
      * 
      */
diff --git a/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/trace/ITmfTrace.java b/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/trace/ITmfTrace.java
index f803820730..b587b56179 100644
--- a/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/trace/ITmfTrace.java
+++ b/org.eclipse.linuxtools.tmf/src/org/eclipse/linuxtools/tmf/trace/ITmfTrace.java
@@ -21,7 +21,10 @@ import org.eclipse.linuxtools.tmf.event.TmfTimestamp;
  * <p>
  */
 public interface ITmfTrace {
-
+	
+	public ITmfTrace createTraceCopy();
+	
+	
 	/**
 	 * @return the trace path 
 	 */
-- 
2.34.1