adapt UI

plugins/com.minres.scviewer.database.sqlite/src/com/minres/scviewer/database/sqlite/TxEvent.java

@@ -14,6 +14,7 @@ import com.minres.scviewer.database.EventKind;
 import com.minres.scviewer.database.IEvent;
 import com.minres.scviewer.database.ITx;
 import com.minres.scviewer.database.ITxEvent;
+import com.minres.scviewer.database.WaveformType;
 
 public class TxEvent implements ITxEvent {
 
@@ -52,7 +53,7 @@ public class TxEvent implements ITxEvent {
 	}
 
 	@Override
-	public Class<?> getType() {
+	public WaveformType getType() {
-		return TxEvent.class;
+		return WaveformType.TRANSACTION;
 	}
 }

plugins/com.minres.scviewer.database.sqlite/src/com/minres/scviewer/database/sqlite/TxStream.java

@@ -28,6 +28,7 @@ import com.minres.scviewer.database.ITxGenerator;
 import com.minres.scviewer.database.IWaveform;
 import com.minres.scviewer.database.IWaveformDb;
 import com.minres.scviewer.database.RelationType;
+import com.minres.scviewer.database.WaveformType;
 import com.minres.scviewer.database.sqlite.db.IDatabase;
 import com.minres.scviewer.database.sqlite.db.SQLiteDatabaseSelectHandler;
 import com.minres.scviewer.database.sqlite.tables.ScvGenerator;
@@ -77,11 +78,6 @@ public class TxStream extends HierNode implements IWaveform {
 		return (long) scvStream.getId();
 	}
 
-	@Override
-	public String getKind() {
-		return scvStream.getKind();
-	}
-
 	public List<ITxGenerator> getGenerators() {
 		if(generators==null){
 			SQLiteDatabaseSelectHandler<ScvGenerator> handler = new SQLiteDatabaseSelectHandler<ScvGenerator>(
@@ -100,7 +96,7 @@ public class TxStream extends HierNode implements IWaveform {
 	}
 
 	@Override
-	public int getMaxConcurrency() {
+	public int getWidth() {
 		if(maxConcurrency==null){
 			java.sql.Connection connection=null;
 			java.sql.Statement statement=null;
@@ -205,8 +201,8 @@ public class TxStream extends HierNode implements IWaveform {
 	}
 
 	@Override
-	public Class<?> getType() {
+	public WaveformType getType() {
-		return TxEvent.class;
+		return WaveformType.TRANSACTION;
 	}
 
 }

plugins/com.minres.scviewer.database.text/src/com/minres/scviewer/database/text/TextDbLoader.groovy

@@ -82,7 +82,7 @@ public class TextDbLoader implements IWaveformDbLoader{
 				.make()
 				// NPE here --->
 				parseInput(gzipped?new GZIPInputStream(new FileInputStream(file)):new FileInputStream(file))
-				streams.each{ TxStream  stream -> stream.getMaxConcurrency() }
+				streams.each{ TxStream  stream -> stream.getWidth() }
 				return true
 			}
 		} catch (IndexOutOfBoundsException e) {
@@ -97,6 +97,9 @@ public class TextDbLoader implements IWaveformDbLoader{
 			System.out.println("---->>> Exception "+e.toString()+" caught while loading database");
 			//System.out.println("---->>> Exception "+e.toString()+" caught while loading database. StackTrace following... ");
 			//e.printStackTrace()
+		} catch(Error e) {
+			System.out.println("---->>> Exception "+e.toString()+" caught while loading database. StackTrace following... ");
+			e.printStackTrace()
 		}
 		return false;
 	}

plugins/com.minres.scviewer.database.text/src/com/minres/scviewer/database/text/TxAttributeTypeFactory.groovy

@@ -16,7 +16,7 @@ import com.minres.scviewer.database.ITxAttributeType
 import com.minres.scviewer.database.ITxAttribute
 
 class TxAttributeTypeFactory {
-	private static final instance = new TxAttributeTypeFactory()
+	static final TxAttributeTypeFactory instance = new TxAttributeTypeFactory()
 	
 	def attributes = [:]
 	

plugins/com.minres.scviewer.database.text/src/com/minres/scviewer/database/text/TxEvent.groovy

@@ -1,41 +0,0 @@
-package com.minres.scviewer.database.text;
-
-import com.minres.scviewer.database.EventKind
-import com.minres.scviewer.database.ITx
-import com.minres.scviewer.database.ITxEvent
-
-class TxEvent implements ITxEvent {
-
-	final EventKind kind;
-	
-	final Tx transaction;
-	
-	final Long time
-	
-	TxEvent(EventKind kind, ITx transaction) {
-		super();
-		this.kind = kind;
-		this.transaction = transaction;
-		this.time = kind==EventKind.BEGIN?transaction.beginTime:transaction.endTime
-	}
-
-	@Override
-	ITxEvent duplicate() throws CloneNotSupportedException {
-		new TxEvent(type, transaction, time)
-	}
-
-//	@Override
-//	int compareTo(IWaveformEvent o) {
-//		time.compareTo(o.time)
-//	}
-
-	@Override
-	String toString() {
-		kind.toString()+"@"+time+" of tx #"+transaction.id;
-	}
-
-	@Override
-	Class<?> getType() {
-		return this.getClass();
-	}
-}

plugins/com.minres.scviewer.database.text/src/com/minres/scviewer/database/text/TxEvent.java

@@ -0,0 +1,66 @@
+package com.minres.scviewer.database.text;
+
+import com.minres.scviewer.database.EventKind;
+import com.minres.scviewer.database.ITx;
+import com.minres.scviewer.database.ITxEvent;
+import com.minres.scviewer.database.WaveformType;
+
+class TxEvent implements ITxEvent {
+
+	final EventKind kind;
+	
+	final ITx transaction;
+	
+	final Long time;
+	
+	TxEvent(EventKind kind, ITx transaction) {
+		super();
+		this.kind = kind;
+		this.transaction = transaction;
+		this.time = kind==EventKind.BEGIN?transaction.getBeginTime():transaction.getEndTime();
+	}
+
+	public TxEvent(EventKind kind, ITx transaction, Long time) {
+		super();
+		this.kind = kind;
+		this.transaction = transaction;
+		this.time = time;
+	}
+
+	@Override
+	public
+	ITxEvent duplicate() throws CloneNotSupportedException {
+		return new TxEvent(kind, transaction, time);
+	}
+
+//	@Override
+//	int compareTo(IWaveformEvent o) {
+//		time.compareTo(o.time)
+//	}
+
+	@Override
+	public
+	String toString() {
+		return kind.toString()+"@"+time+" of tx #"+transaction.getId();
+	}
+
+	@Override
+	public WaveformType getType() {
+		return WaveformType.TRANSACTION;
+	}
+
+	@Override
+	public EventKind getKind() {
+		return kind;
+	}
+
+	@Override
+	public Long getTime() {
+		return time;
+	}
+
+	@Override
+	public ITx getTransaction() {
+		return transaction;
+	}
+}

plugins/com.minres.scviewer.database.text/src/com/minres/scviewer/database/text/TxRelation.java

@@ -1,16 +1,15 @@
-package com.minres.scviewer.database.text
+package com.minres.scviewer.database.text;
 
-import com.minres.scviewer.database.ITxRelation
+import com.minres.scviewer.database.ITxRelation;
 import com.minres.scviewer.database.ITx;
 import com.minres.scviewer.database.RelationType;
 
 class TxRelation implements ITxRelation {
-	Tx source
+	final Tx source;
 	
-	Tx target
+	final Tx target;
-	
-	RelationType relationType
 	
+	final RelationType relationType;
 	
 	public TxRelation(RelationType relationType, Tx source, Tx target) {
 		this.source = source;

plugins/com.minres.scviewer.database.text/src/com/minres/scviewer/database/text/TxStream.groovy

@@ -23,6 +23,7 @@ import org.mapdb.Serializer
 import com.minres.scviewer.database.ITxEvent;
 import com.minres.scviewer.database.IWaveform;
 import com.minres.scviewer.database.IWaveformDb
+import com.minres.scviewer.database.WaveformType
 import com.minres.scviewer.database.ITxGenerator
 import com.minres.scviewer.database.EventKind
 import com.minres.scviewer.database.HierNode;
@@ -38,8 +39,6 @@ class TxStream extends HierNode implements IWaveform {
 	
 	String fullName
 	
-	String kind
-	
 	def generators = []
 	
 	int maxConcurrency
@@ -51,7 +50,6 @@ class TxStream extends HierNode implements IWaveform {
 		this.id=id
 		this.database=loader.db
 		this.fullName=name
-		this.kind=kind
 		this.maxConcurrency=0
 		//events = new TreeMap<Long, List<ITxEvent>>()
 		events = loader.mapDb.treeMap(name).keySerializer(Serializer.LONG).createOrOpen();
@@ -67,7 +65,7 @@ class TxStream extends HierNode implements IWaveform {
 	}
 
 	@Override
-	public int getMaxConcurrency() {
+	public int getWidth() {
 		if(!maxConcurrency){
 			generators.each {TxGenerator generator ->
 				generator.transactions.each{ Tx tx ->
@@ -97,9 +95,12 @@ class TxStream extends HierNode implements IWaveform {
 
 	private putEvent(ITxEvent event){
 		if(!events.containsKey(event.time)) 
-			events.put(event.time, [event])
+			events.put(event.time, [event] as IEvent[])
-		else
+		else {
-			events[event.time]<<event
+			def entries = events[event.time] as List
+			entries<<event
+			events.put(event.time, entries as IEvent[])
+		}
 	}
 	
 	@Override
@@ -127,8 +128,8 @@ class TxStream extends HierNode implements IWaveform {
 	}
 
 	@Override
-	public Class<?> getType() {
+	public WaveformType getType() {
-		return TxEvent.class;
+		return WaveformType.TRANSACTION;
 	}
 
 }

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/TrackEntry.java

@@ -13,9 +13,6 @@ package com.minres.scviewer.database.ui;
 
 import java.awt.Color;
 
-import com.minres.scviewer.database.ISignal;
-import com.minres.scviewer.database.ITxEvent;
-import com.minres.scviewer.database.ITxStream;
 import com.minres.scviewer.database.IWaveform;
 
 public class TrackEntry {
@@ -105,20 +102,8 @@ public class TrackEntry {
 		signalColors[1] = highlightedFallbackColor;
 	}
 	
-	public boolean isStream(){
+	public IWaveform getWaveform(){
-		return waveform instanceof ITxStream<?>;
+		return waveform;
-	}
-
-	public ITxStream<? extends ITxEvent> getStream(){
-		return (ITxStream<?>) waveform;
-	}
-
-	public boolean isSignal(){
-		return waveform instanceof ISignal<?>;
-	}
-	
-	public ISignal<?> getSignal(){
-		return (ISignal<?>) waveform;
 	}
 
 	@Override

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/ArrowPainter.java

@@ -23,7 +23,6 @@ import org.eclipse.swt.widgets.Display;
 
 import com.minres.scviewer.database.ITx;
 import com.minres.scviewer.database.ITxRelation;
-import com.minres.scviewer.database.ITxStream;
 import com.minres.scviewer.database.RelationType;
 import com.minres.scviewer.database.ui.WaveformColors;
 
@@ -83,14 +82,13 @@ public class ArrowPainter implements IPainter {
 		deferUpdate = false;
 		iRect.clear();
 		oRect.clear();
-		ITxStream<?> stream = tx.getStream();
+		IWaveformPainter painter = waveCanvas.wave2painterMap.get(tx.getStream());
-		IWaveformPainter painter = waveCanvas.wave2painterMap.get(stream);
 		if (painter == null) { // stream has been added but painter not yet
 								// created
 			deferUpdate = true;
 			return;
 		}
-		int laneHeight = painter.getHeight() / stream.getMaxConcurrency();
+		int laneHeight = painter.getHeight() / tx.getStream().getWidth();
 		txRectangle = new Rectangle((int) (tx.getBeginTime() / scaleFactor),
 				waveCanvas.rulerHeight + painter.getVerticalOffset() + laneHeight * tx.getConcurrencyIndex(),
 				(int) ((tx.getEndTime() - tx.getBeginTime()) / scaleFactor), laneHeight);
@@ -102,9 +100,8 @@ public class ArrowPainter implements IPainter {
 		for (ITxRelation iTxRelation : relations) {
 			ITx otherTx = useTarget ? iTxRelation.getTarget() : iTxRelation.getSource();
 			if (waveCanvas.wave2painterMap.containsKey(otherTx.getStream())) {
-				ITxStream<?> stream = otherTx.getStream();
+				IWaveformPainter painter = waveCanvas.wave2painterMap.get(otherTx.getStream());
-				IWaveformPainter painter = waveCanvas.wave2painterMap.get(stream);
+				int laneHeight = painter.getHeight() / tx.getStream().getWidth();
-				int laneHeight = painter.getHeight() / stream.getMaxConcurrency();
 				Rectangle bb = new Rectangle((int) (otherTx.getBeginTime() / scaleFactor),
 						waveCanvas.rulerHeight + painter.getVerticalOffset()
 								+ laneHeight * otherTx.getConcurrencyIndex(),

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/SignalPainter.java

@@ -24,26 +24,28 @@ import org.eclipse.swt.graphics.Point;
 import org.eclipse.swt.graphics.Rectangle;
 
 import com.minres.scviewer.database.BitVector;
-import com.minres.scviewer.database.ISignal;
+import com.minres.scviewer.database.DoubleVal;
+import com.minres.scviewer.database.IEvent;
+import com.minres.scviewer.database.IWaveform;
 import com.minres.scviewer.database.ui.TrackEntry;
 import com.minres.scviewer.database.ui.WaveformColors;
 
 public class SignalPainter extends TrackPainter {
 	private class SignalChange {
 		long time;
-		Object value;
+		IEvent value;
 		boolean fromMap;
 
-		public SignalChange(Entry<Long, ?> entry) {
+		public SignalChange(Entry<Long, IEvent[]> entry) {
 			time = entry.getKey();
-			value = entry.getValue();
+			value = entry.getValue()[0];
 			fromMap = true;
 		}
 
-		public void set(Entry<Long, ?> entry, Long actTime) {
+		public void set(Entry<Long, IEvent[]> entry, Long actTime) {
 			if (entry != null) {
 				time = entry.getKey();
-				value = entry.getValue();
+				value = entry.getValue()[0];
 				fromMap = true;
 			} else {
 				time = actTime;
@@ -84,7 +86,7 @@ public class SignalPainter extends TrackPainter {
 	}
 	
 	public void paintArea(Projection proj, Rectangle area) {
-		ISignal<?> signal = trackEntry.getSignal();
+		IWaveform signal = trackEntry.waveform;
 		if (trackEntry.selected)
 			proj.setBackground(this.waveCanvas.colors[WaveformColors.TRACK_BG_HIGHLITE.ordinal()]);
 		else
@@ -97,8 +99,8 @@ public class SignalPainter extends TrackPainter {
 		long beginTime = beginPos*scaleFactor;
         long endTime = beginTime + area.width*scaleFactor;
 		
-		Entry<Long, ?> first = signal.getEvents().floorEntry(beginTime);
+		Entry<Long, IEvent[]> first = signal.getEvents().floorEntry(beginTime);
-		Entry<Long, ?> last = signal.getEvents().floorEntry(endTime);
+		Entry<Long, IEvent[]> last = signal.getEvents().floorEntry(endTime);
 		if (first == null) {
 			if (last == null)
 				return;
@@ -109,7 +111,7 @@ public class SignalPainter extends TrackPainter {
 		proj.setForeground(this.waveCanvas.colors[WaveformColors.LINE.ordinal()]);
 		proj.setLineStyle(SWT.LINE_SOLID);
 		proj.setLineWidth(1);
-		NavigableMap<Long, ?> entries = signal.getEvents().subMap(first.getKey(), false, last.getKey(), true);
+		NavigableMap<Long, IEvent[]> entries = signal.getEvents().subMap(first.getKey(), false, last.getKey(), true);
 		SignalChange left = new SignalChange(first);
 		SignalChange right = new SignalChange(entries.size() > 0 ? entries.firstEntry() : first);
 		maxPosX = area.x + area.width;
@@ -150,7 +152,7 @@ public class SignalPainter extends TrackPainter {
 			if (xSigChangeEndPos == xSigChangeBeginPos) {
 				multiple = true;
 				long eTime = (xSigChangeBeginPos + 1) * this.waveCanvas.getScaleFactor();
-				Entry<Long, ?> entry = entries.floorEntry(eTime);
+				Entry<Long, IEvent[]> entry = entries.floorEntry(eTime);
 				if(entry!=null && entry.getKey()> right.time)
 					right.set(entry, endTime);
 				xSigChangeEndPos = getXPosEnd(eTime);
@@ -158,8 +160,8 @@ public class SignalPainter extends TrackPainter {
 		} while (left.time < endTime);
 	}
 
-	private SignalStencil getStencil(GC gc, SignalChange left, NavigableMap<Long, ?> entries) {
+	private SignalStencil getStencil(GC gc, SignalChange left, NavigableMap<Long, IEvent[]> entries) {
-		Object val = left.value;
+		IEvent val = left.value;
 		if(val instanceof BitVector) {
 			BitVector bv = (BitVector) val;
 			if(bv.getWidth()==1)
@@ -170,7 +172,7 @@ public class SignalPainter extends TrackPainter {
 				return new MultiBitStencilAnalog(entries, left.value, 
 						trackEntry.waveDisplay==TrackEntry.WaveDisplay.CONTINOUS,
 						trackEntry.valueDisplay==TrackEntry.ValueDisplay.SIGNED);
-		} else if (val instanceof Double)
+		} else if (val instanceof DoubleVal)
 			return new RealStencil(entries, left.value, trackEntry.waveDisplay==TrackEntry.WaveDisplay.CONTINOUS);
 		else
 			return null;
@@ -178,7 +180,7 @@ public class SignalPainter extends TrackPainter {
 
 	private interface SignalStencil {
 
-		public void draw(Projection proj, Rectangle area, Object left, Object right, int xBegin, int xEnd, boolean multiple);
+		public void draw(Projection proj, Rectangle area, IEvent left, IEvent right, int xBegin, int xEnd, boolean multiple);
 	}
 
 	private class MultiBitStencil implements SignalStencil {
@@ -192,7 +194,7 @@ public class SignalPainter extends TrackPainter {
 			tmpAwtFont = new java.awt.Font(fd.getName(), fd.getStyle(), height);
 		}
 
-		public void draw(Projection proj, Rectangle area, Object left, Object right, int xBegin, int xEnd, boolean multiple) {
+		public void draw(Projection proj, Rectangle area, IEvent left, IEvent right, int xBegin, int xEnd, boolean multiple) {
 			Color colorBorder = waveCanvas.colors[WaveformColors.SIGNAL0.ordinal()];
 			BitVector last = (BitVector) left;
 			if (last.getValue().toString().contains("X")) {
@@ -250,18 +252,19 @@ public class SignalPainter extends TrackPainter {
 		private long minVal;
 		private long range;
 		double yRange = (yOffsetB-yOffsetT);
-		public MultiBitStencilAnalog(NavigableMap<Long, ?> entries, Object left, boolean continous, boolean signed) {
+		public MultiBitStencilAnalog(NavigableMap<Long, IEvent[]> entries, Object left, boolean continous, boolean signed) {
 			this.continous=continous;
-			Collection<?> values = ((NavigableMap<Long, ?>) entries).values();
+			Collection<IEvent[]> values = entries.values();
 			minVal=((BitVector) left).toUnsignedValue();
 			range=2;
 			if(!values.isEmpty()) {
 				long maxVal=minVal;
-				for (Object e : entries.values()) {
+				for (IEvent[] tp : entries.values())
-					long v = ((BitVector)e).toUnsignedValue();
+					for(IEvent e: tp) {
-					maxVal=Math.max(maxVal, v);
+						long v = ((BitVector)e).toUnsignedValue();
-					minVal=Math.min(minVal, v);
+						maxVal=Math.max(maxVal, v);
-				}
+						minVal=Math.min(minVal, v);
+					}
 				if(maxVal==minVal) {
 					maxVal--;
 					minVal++;
@@ -272,7 +275,7 @@ public class SignalPainter extends TrackPainter {
 			
 		}
 
-		public void draw(Projection proj, Rectangle area, Object left, Object right, int xBegin, int xEnd, boolean multiple) {
+		public void draw(Projection proj, Rectangle area, IEvent left, IEvent right, int xBegin, int xEnd, boolean multiple) {
 			long leftVal = ((BitVector) left).toUnsignedValue();
 			long rightVal= ((BitVector) right).toUnsignedValue();
 			proj.setForeground(waveCanvas.colors[WaveformColors.SIGNAL_REAL.ordinal()]);
@@ -298,7 +301,7 @@ public class SignalPainter extends TrackPainter {
 	}
 
 	private class SingleBitStencil implements SignalStencil {
-		public void draw(Projection proj, Rectangle area, Object left, Object right, int xBegin, int xEnd, boolean multiple) {
+		public void draw(Projection proj, Rectangle area, IEvent left, IEvent right, int xBegin, int xEnd, boolean multiple) {
 			if (multiple) {
 				proj.setForeground(waveCanvas.colors[WaveformColors.SIGNALU.ordinal()]);
 				proj.drawLine(xBegin, yOffsetT, xBegin, yOffsetB);
@@ -351,9 +354,9 @@ public class SignalPainter extends TrackPainter {
 		
 		boolean continous=true;
 		
-		public RealStencil(NavigableMap<Long, ?> entries, Object left, boolean continous) {
+		public RealStencil(NavigableMap<Long, IEvent[]> entries, Object left, boolean continous) {
 			this.continous=continous;
-			Collection<?> values = ((NavigableMap<Long, ?>) entries).values();
+			Collection<IEvent[]> values = ((NavigableMap<Long, IEvent[]>) entries).values();
 			minVal=(Double) left;
 			range=2.0;
 			if(!values.isEmpty()) {
@@ -378,9 +381,9 @@ public class SignalPainter extends TrackPainter {
 			}
 		}
 
-		public void draw(Projection proj, Rectangle area, Object left, Object right, int xBegin, int xEnd, boolean multiple) {
+		public void draw(Projection proj, Rectangle area, IEvent left, IEvent right, int xBegin, int xEnd, boolean multiple) {
-			double leftVal = (Double) left;
+			double leftVal = ((DoubleVal) left).value;
-			double rightVal= (Double) right;
+			double rightVal= ((DoubleVal) right).value;
 			if(Double.isNaN(leftVal)) {
 				Color color = waveCanvas.colors[WaveformColors.SIGNAL_NAN.ordinal()];
 				int width = xEnd - xBegin;

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/StreamPainter.java

@@ -11,7 +11,6 @@
 package com.minres.scviewer.database.ui.swt.internal;
 
 import java.util.Collection;
-import java.util.List;
 import java.util.Map.Entry;
 import java.util.NavigableMap;
 import java.util.TreeSet;
@@ -21,9 +20,11 @@ import org.eclipse.swt.graphics.GC;
 import org.eclipse.swt.graphics.Point;
 import org.eclipse.swt.graphics.Rectangle;
 
+import com.minres.scviewer.database.EventKind;
+import com.minres.scviewer.database.IEvent;
 import com.minres.scviewer.database.ITx;
 import com.minres.scviewer.database.ITxEvent;
-import com.minres.scviewer.database.ITxStream;
+import com.minres.scviewer.database.IWaveform;
 import com.minres.scviewer.database.ui.TrackEntry;
 import com.minres.scviewer.database.ui.WaveformColors;
 
@@ -33,7 +34,7 @@ public class StreamPainter extends TrackPainter{
 	 * 
 	 */
 	private final WaveformCanvas waveCanvas;
-	private ITxStream<? extends ITxEvent> stream;
+	private IWaveform stream;
 	private int txBase, txHeight;
 	private boolean even;
 	private TreeSet<ITx> seenTx;
@@ -41,10 +42,10 @@ public class StreamPainter extends TrackPainter{
 	public StreamPainter(WaveformCanvas waveCanvas, boolean even, TrackEntry trackEntry) {
 		super(trackEntry, even);
 		this.waveCanvas = waveCanvas;
-		this.stream=trackEntry.getStream();
+		this.stream=trackEntry.waveform;
 		this.seenTx=new TreeSet<ITx>();
 	}
-    
+
 	/*
 	 * convert java.awt.Color to org.eclipse.swt.graphics.Color 
 	 */
@@ -62,7 +63,7 @@ public class StreamPainter extends TrackPainter{
 	@SuppressWarnings("unchecked")
 	public void paintArea(Projection proj, Rectangle area) {
 		if(stream.getEvents().size()==0) return;
-		int trackHeight=trackEntry.height/stream.getMaxConcurrency();
+		int trackHeight=trackEntry.height/stream.getWidth();
 		txBase=trackHeight/5;
 		txHeight=trackHeight*3/5;
 		if(trackEntry.selected) {
@@ -72,12 +73,12 @@ public class StreamPainter extends TrackPainter{
 			proj.setBackground(this.waveCanvas.colors[even?WaveformColors.TRACK_BG_EVEN.ordinal():WaveformColors.TRACK_BG_ODD.ordinal()]);
 		proj.setFillRule(SWT.FILL_EVEN_ODD);
 		proj.fillRectangle(area);
-		
+
 		long scaleFactor = this.waveCanvas.getScaleFactor();
 		long beginPos = area.x;
 		long beginTime = beginPos*scaleFactor;
 		//long endPos = beginPos + area.width;
-        long endTime = beginTime + area.width*scaleFactor;
+		long endTime = beginTime + area.width*scaleFactor;
 
 		Entry<Long, ?> firstTx=stream.getEvents().floorEntry(beginTime);
 		Entry<Long, ?> lastTx=stream.getEvents().ceilingEntry(endTime);
@@ -87,23 +88,24 @@ public class StreamPainter extends TrackPainter{
 		proj.setLineStyle(SWT.LINE_SOLID);
 		proj.setLineWidth(1);
 		proj.setForeground(this.waveCanvas.colors[WaveformColors.LINE.ordinal()]);
-        
+
-        for( int y1=area.y+trackHeight/2; y1<area.y+trackEntry.height; y1+=trackHeight)
+		for( int y1=area.y+trackHeight/2; y1<area.y+trackEntry.height; y1+=trackHeight)
-        	proj.drawLine(area.x, y1, area.x+area.width, y1);
+			proj.drawLine(area.x, y1, area.x+area.width, y1);
 		if(firstTx==lastTx) {
 			for(ITxEvent txEvent:(Collection<?  extends ITxEvent>)firstTx.getValue())
 				drawTx(proj, area, txEvent.getTransaction(), false);
 		}else{
 			seenTx.clear();
-			NavigableMap<Long,?> entries = stream.getEvents().subMap(firstTx.getKey(), true, lastTx.getKey(), true);
+			NavigableMap<Long, IEvent[]> entries = stream.getEvents().subMap(firstTx.getKey(), true, lastTx.getKey(), true);
 			boolean highlighed=false;
-	        proj.setForeground(this.waveCanvas.colors[WaveformColors.LINE.ordinal()]);
+			proj.setForeground(this.waveCanvas.colors[WaveformColors.LINE.ordinal()]);
-	        
+
-	        for(Entry<Long, ?> entry: entries.entrySet())
+			for(Entry<Long, IEvent[]> entry: entries.entrySet())
-				for(ITxEvent txEvent:(Collection<?  extends ITxEvent>)entry.getValue()){
+				for(IEvent evt:entry.getValue()){
-					if(txEvent.getType()==ITxEvent.Type.BEGIN)
+					ITxEvent txEvent = (ITxEvent) evt;
+					if(txEvent.getKind()==EventKind.BEGIN)
 						seenTx.add(txEvent.getTransaction());
-					if(txEvent.getType()==ITxEvent.Type.END){
+					if(txEvent.getKind()==EventKind.END){
 						ITx tx = txEvent.getTransaction();
 						highlighed|=waveCanvas.currentSelection!=null && waveCanvas.currentSelection.equals(tx);
 						drawTx(proj, area, tx, false);
@@ -114,19 +116,19 @@ public class StreamPainter extends TrackPainter{
 				drawTx(proj, area, tx, false);
 			}
 			if(highlighed){
-		        proj.setForeground(this.waveCanvas.colors[WaveformColors.LINE_HIGHLITE.ordinal()]);
+				proj.setForeground(this.waveCanvas.colors[WaveformColors.LINE_HIGHLITE.ordinal()]);
-		        drawTx(proj, area, waveCanvas.currentSelection, true);
+				drawTx(proj, area, waveCanvas.currentSelection, true);
 			}
 		}
 	}
-	
+
 	protected void drawTx(Projection proj, Rectangle area, ITx tx, boolean highlighted ) {
 		// compute colors
-        java.awt.Color[] fallbackColors = trackEntry.getColors();
+		java.awt.Color[] fallbackColors = trackEntry.getColors();
-        java.awt.Color[] transColor = TrackEntry.computeColor( tx.getGenerator().getName(), fallbackColors[0], fallbackColors[1] );
+		java.awt.Color[] transColor = TrackEntry.computeColor( tx.getGenerator().getName(), fallbackColors[0], fallbackColors[1] );
-        
+
-        proj.setBackground( toSwtColor( proj.getGC(), transColor[highlighted?1:0] ) );
+		proj.setBackground( toSwtColor( proj.getGC(), transColor[highlighted?1:0] ) );
-        
+
 		int offset = tx.getConcurrencyIndex()*this.waveCanvas.getTrackHeight();
 		Rectangle bb = new Rectangle(
 				(int)(tx.getBeginTime()/this.waveCanvas.getScaleFactor()), area.y+offset+txBase,
@@ -154,7 +156,7 @@ public class StreamPainter extends TrackPainter{
 
 	public ITx getClicked(Point point) {
 		int lane=point.y/waveCanvas.getTrackHeight();
-		Entry<Long, List<ITxEvent>> firstTx=stream.getEvents().floorEntry(point.x*waveCanvas.getScaleFactor());
+		Entry<Long, IEvent[]> firstTx=stream.getEvents().floorEntry(point.x*waveCanvas.getScaleFactor());
 		if(firstTx!=null){
 			do {
 				ITx tx = getTxFromEntry(lane, point.x, firstTx);
@@ -165,31 +167,35 @@ public class StreamPainter extends TrackPainter{
 		return null;
 	}
 
-	public ITxStream<? extends ITxEvent> getStream() {
+	public IWaveform getStream() {
 		return stream;
 	}
 
-	public void setStream(ITxStream<? extends ITxEvent> stream) {
+	public void setStream(IWaveform stream) {
 		this.stream = stream;
 	}
 
-	protected ITx getTxFromEntry(int lane, int offset, Entry<Long, List<ITxEvent>> firstTx) {
+	protected ITx getTxFromEntry(int lane, int offset, Entry<Long, IEvent[]> firstTx) {
-        long timePoint=offset*waveCanvas.getScaleFactor();
+		long timePoint=offset*waveCanvas.getScaleFactor();
-		for(ITxEvent evt:firstTx.getValue()){
+		for(IEvent evt:firstTx.getValue()){
-		    ITx tx=evt.getTransaction();
+			if(evt instanceof ITxEvent) {
-			if(evt.getType()==ITxEvent.Type.BEGIN && tx.getConcurrencyIndex()==lane && tx.getBeginTime()<=timePoint && tx.getEndTime()>=timePoint){
+				ITx tx=((ITxEvent)evt).getTransaction();
-				return evt.getTransaction();
+				if(evt.getKind()==EventKind.BEGIN && tx.getConcurrencyIndex()==lane && tx.getBeginTime()<=timePoint && tx.getEndTime()>=timePoint){
+					return ((ITxEvent)evt).getTransaction();
+				}
 			}
 		}
 		// now with some fuzziness
-        timePoint=(offset-5)*waveCanvas.getScaleFactor();
+		timePoint=(offset-5)*waveCanvas.getScaleFactor();
-        long timePointHigh=(offset+5)*waveCanvas.getScaleFactor();
+		long timePointHigh=(offset+5)*waveCanvas.getScaleFactor();
-        for(ITxEvent evt:firstTx.getValue()){
+		for(IEvent evt:firstTx.getValue()){
-            ITx tx=evt.getTransaction();
+			if(evt instanceof ITxEvent) {
-            if(evt.getType()==ITxEvent.Type.BEGIN && tx.getConcurrencyIndex()==lane && tx.getBeginTime()<=timePointHigh && tx.getEndTime()>=timePoint){
+				ITx tx=((ITxEvent)evt).getTransaction();
-                return evt.getTransaction();
+				if(evt.getKind()==EventKind.BEGIN && tx.getConcurrencyIndex()==lane && tx.getBeginTime()<=timePointHigh && tx.getEndTime()>=timePoint){
-            }
+					return ((ITxEvent)evt).getTransaction();
-        }
+				}
+			}
+		}
 		return null;
 	}
 

plugins/com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/ui/swt/internal/WaveformView.java

@@ -16,6 +16,7 @@ import java.beans.PropertyChangeListener;
 import java.beans.PropertyChangeSupport;
 import java.text.DecimalFormat;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
@@ -78,13 +79,15 @@ import org.eclipse.wb.swt.SWTResourceManager;
 
 import com.google.common.collect.Lists;
 import com.minres.scviewer.database.BitVector;
-import com.minres.scviewer.database.ISignal;
+import com.minres.scviewer.database.DoubleVal;
+import com.minres.scviewer.database.EventKind;
+import com.minres.scviewer.database.IEvent;
 import com.minres.scviewer.database.ITx;
 import com.minres.scviewer.database.ITxEvent;
 import com.minres.scviewer.database.ITxRelation;
-import com.minres.scviewer.database.ITxStream;
 import com.minres.scviewer.database.IWaveform;
 import com.minres.scviewer.database.RelationType;
+import com.minres.scviewer.database.WaveformType;
 import com.minres.scviewer.database.ui.GotoDirection;
 import com.minres.scviewer.database.ui.ICursor;
 import com.minres.scviewer.database.ui.IWaveformView;
@@ -251,17 +254,11 @@ public class WaveformView implements IWaveformView  {
 				Entry<Long, ?> floorEntry=null, ceilEntry=null;
 				if(o instanceof TrackEntry){ 
 					TrackEntry entry = (TrackEntry) o;
-					if(entry.waveform instanceof ISignal<?>){
+					NavigableMap<Long, IEvent[]> map = entry.waveform.getEvents();
-						NavigableMap<Long, ?> map = ((ISignal<?>)entry.waveform).getEvents();
+					floorEntry = map.floorEntry(time);
-						floorEntry = map.floorEntry(time);
+					ceilEntry = map.ceilingEntry(time);
-						ceilEntry = map.ceilingEntry(time);
-					} else if (entry.waveform instanceof ITxStream<?>){
-						NavigableMap<Long, ?> map = ((ITxStream<?>)entry.waveform).getEvents();
-						floorEntry = map.floorEntry(time);
-						ceilEntry = map.ceilingEntry(time);
-					}
 				} else if(o instanceof ITx){
-					NavigableMap<Long, ?> map = ((ITx)o).getStream().getEvents();
+					NavigableMap<Long, IEvent[]> map = ((ITx)o).getStream().getEvents();
 					floorEntry = map.floorEntry(time);
 					ceilEntry = map.ceilingEntry(time);
 				}
@@ -522,11 +519,11 @@ public class WaveformView implements IWaveformView  {
 		for (TrackEntry streamEntry : streams) {
 			streamEntry.height = waveformCanvas.getTrackHeight();
 			streamEntry.vOffset=trackVerticalHeight;
-			if (streamEntry.isStream()) {
+			if (streamEntry.waveform.getType()==WaveformType.TRANSACTION) {
 				streamEntry.currentValue="";
-				streamEntry.height *= streamEntry.getStream().getMaxConcurrency();
+				streamEntry.height *= streamEntry.waveform.getWidth();
 				painter = new StreamPainter(waveformCanvas, even, streamEntry);
-			} else if (streamEntry.isSignal()) {
+			} else if (streamEntry.waveform.getType()==WaveformType.SIGNAL) {
 				streamEntry.currentValue="---";
 				painter = new SignalPainter(waveformCanvas, even, streamEntry);
 			}
@@ -563,11 +560,10 @@ public class WaveformView implements IWaveformView  {
 	private void updateValueList(){
 		final Long time = getCursorTime();
 		for(TrackEntry entry:streams){
-			if(entry.isSignal()){
+			if(entry.waveform.getType() == WaveformType.SIGNAL){
-				ISignal<?> signal = (ISignal<?>) entry.waveform;
+				IEvent[] value = entry.waveform.getEventsBeforeTime(time);
-				Object value = signal.getWaveformValueBeforeTime(time);
+				if(value[0] instanceof BitVector){
-				if(value instanceof BitVector){
+					BitVector bv = (BitVector) value[0];
-					BitVector bv = (BitVector) value;
 					if(bv.getWidth()==1)
 						entry.currentValue="b'"+bv;
 					else {
@@ -583,27 +579,28 @@ public class WaveformView implements IWaveformView  {
 							entry.currentValue="h'"+bv.toHexString();
 						}
 					}
-				} else if(value instanceof Double){
+				} else if(value[0] instanceof DoubleVal){
-					Double val = (Double) value;
+					Double val = ((DoubleVal) value[0]).value;
 					if(val>0.001)
 						entry.currentValue=String.format("%1$,.3f", val);
 					else
 						entry.currentValue=Double.toString(val);
 				}
-			} else if(entry.isStream()){
+			} else if(entry.waveform.getType() == WaveformType.TRANSACTION){
-				ITxStream<?> stream = (ITxStream<?>) entry.waveform;
+				ITx[] resultsList = new ITx[entry.waveform.getWidth()];
-				ITx[] resultsList = new ITx[stream.getMaxConcurrency()];
+				Entry<Long, IEvent[]> firstTx=entry.waveform.getEvents().floorEntry(time);
-				Entry<Long, List<ITxEvent>> firstTx=stream.getEvents().floorEntry(time);
 				if(firstTx!=null){
 					do {
-						for(ITxEvent evt:firstTx.getValue()){
+						for(IEvent evt:firstTx.getValue()){
-							ITx tx=evt.getTransaction();
+							if(evt instanceof ITxEvent) {
-							if(evt.getType()==ITxEvent.Type.BEGIN && tx.getBeginTime()<=time && tx.getEndTime()>=time){
+							ITx tx=((ITxEvent)evt).getTransaction();
+							if(evt.getKind()==EventKind.BEGIN && tx.getBeginTime()<=time && tx.getEndTime()>=time){
 								if(resultsList[tx.getConcurrencyIndex()]==null)
-									resultsList[tx.getConcurrencyIndex()]= evt.getTransaction();
+									resultsList[tx.getConcurrencyIndex()]= ((ITxEvent)evt).getTransaction();
+							}
 							}
 						}
-						firstTx=stream.getEvents().lowerEntry(firstTx.getKey());	
+						firstTx=entry.waveform.getEvents().lowerEntry(firstTx.getKey());	
 					}while(firstTx!=null && !isArrayFull(resultsList));
 					entry.currentValue="";
 					boolean separator=false;
@@ -804,15 +801,14 @@ public class WaveformView implements IWaveformView  {
 		else if(currentWaveformSelection.size()!=1) return;
 		if(selectedWaveform==null)
 			selectedWaveform = currentWaveformSelection.get(1);
-		if (selectedWaveform!=null && selectedWaveform.isStream() && currentTxSelection!=null) {
+		if (selectedWaveform!=null && selectedWaveform.waveform.getType()==WaveformType.TRANSACTION && currentTxSelection!=null) {
 			if(relationType.equals(IWaveformView.NEXT_PREV_IN_STREAM)){
-				ITxStream<? extends ITxEvent> stream = selectedWaveform.getStream();
 				ITx transaction = null;
 				if (direction == GotoDirection.NEXT) {
-					List<ITxEvent> thisEntryList = stream.getEvents().get(currentTxSelection.getBeginTime());
+					ITxEvent[] thisEntryList = (ITxEvent[]) selectedWaveform.waveform.getEvents().get(currentTxSelection.getBeginTime());
 					boolean meFound=false;
 					for (ITxEvent evt : thisEntryList) {
-						if (evt.getType() == ITxEvent.Type.BEGIN) {
+						if (evt.getKind() == EventKind.BEGIN) {
 							if(meFound){
 								transaction = evt.getTransaction();
 								break;
@@ -821,42 +817,42 @@ public class WaveformView implements IWaveformView  {
 						}
 					}
 					if (transaction == null){
-						Entry<Long, List<ITxEvent>> entry = stream.getEvents().higherEntry(currentTxSelection.getBeginTime());
+						Entry<Long, IEvent[]> entry = selectedWaveform.waveform.getEvents().higherEntry(currentTxSelection.getBeginTime());
 						if (entry != null) do {
-							for (ITxEvent evt : entry.getValue()) {
+							for (IEvent evt : entry.getValue()) {
-								if (evt.getType() == ITxEvent.Type.BEGIN) {
+								if (evt instanceof ITxEvent && evt.getKind() == EventKind.BEGIN) {
-									transaction = evt.getTransaction();
+									transaction = ((ITxEvent)evt).getTransaction();
 									break;
 								}
 							}
 							if (transaction == null)
-								entry = stream.getEvents().higherEntry(entry.getKey());
+								entry = selectedWaveform.waveform.getEvents().higherEntry(entry.getKey());
 						} while (entry != null && transaction == null);
 					}
 				} else if (direction == GotoDirection.PREV) {
-					List<ITxEvent> thisEntryList = stream.getEvents().get(currentTxSelection.getBeginTime());
+					IEvent[] thisEntryList = selectedWaveform.waveform.getEvents().get(currentTxSelection.getBeginTime());
 					boolean meFound=false;
-					for (ITxEvent evt :  Lists.reverse(thisEntryList)) {
+					for (IEvent evt :  Lists.reverse(Arrays.asList(thisEntryList))) {
-						if (evt.getType() == ITxEvent.Type.BEGIN) {
+						if (evt instanceof ITxEvent && evt.getKind() == EventKind.BEGIN) {
 							if(meFound){
-								transaction = evt.getTransaction();
+								transaction = ((ITxEvent)evt).getTransaction();
 								break;
 							}
-							meFound|= evt.getTransaction().equals(currentTxSelection);
+							meFound|= ((ITxEvent)evt).getTransaction().equals(currentTxSelection);
 						}
 					}
 					if (transaction == null){
-						Entry<Long, List<ITxEvent>> entry = stream.getEvents().lowerEntry(currentTxSelection.getBeginTime());
+						Entry<Long, IEvent[]> entry = selectedWaveform.waveform.getEvents().lowerEntry(currentTxSelection.getBeginTime());
 						if (entry != null)
 							do {
-								for (ITxEvent evt : Lists.reverse(entry.getValue())) {
+								for (IEvent evt : Lists.reverse(Arrays.asList(thisEntryList))) {
-									if (evt.getType() == ITxEvent.Type.BEGIN) {
+									if (evt instanceof ITxEvent && evt.getKind() == EventKind.BEGIN) {
-										transaction = evt.getTransaction();
+										transaction = ((ITxEvent)evt).getTransaction();
 										break;
 									}
 								}
 								if (transaction == null)
-									entry = stream.getEvents().lowerEntry(entry.getKey());
+									entry = selectedWaveform.waveform.getEvents().lowerEntry(entry.getKey());
 							} while (entry != null && transaction == null);
 					}
 				}
@@ -896,8 +892,8 @@ public class WaveformView implements IWaveformView  {
 	}
 	
 	private boolean streamsVisible(ITxRelation relation) {
-		final ITxStream<ITxEvent> src = relation.getSource().getStream();
+		final IWaveform src = relation.getSource().getStream();
-		final ITxStream<ITxEvent> tgt = relation.getTarget().getStream();
+		final IWaveform tgt = relation.getTarget().getStream();
 		return streams.stream().anyMatch(x -> x.waveform == src) && streams.stream().anyMatch(x -> x.waveform == tgt);
 	}
 
@@ -910,10 +906,10 @@ public class WaveformView implements IWaveformView  {
 		TrackEntry sel = currentWaveformSelection.get(0);
 		long time = getCursorTime();
 		NavigableMap<Long, ?> map=null;
-		if(sel.isStream()){
+		if(sel.waveform.getType()==WaveformType.TRANSACTION){
-			map=sel.getStream().getEvents();
+			map=sel.waveform.getEvents();
-		} else if(sel.isSignal()){
+		} else if(sel.waveform.getType()==WaveformType.SIGNAL){
-			map=sel.getSignal().getEvents();
+			map=sel.waveform.getEvents();
 		}
 		if(map!=null){
 			Entry<Long, ?> entry=direction==GotoDirection.PREV?map.lowerEntry(time):map.higherEntry(time);
@@ -981,15 +977,15 @@ public class WaveformView implements IWaveformView  {
 				if (lastKey == firstKey) {
 					TrackEntry trackEntry=trackVerticalOffset.get(firstKey);
 					IWaveform w = trackEntry.waveform;
-					if (w instanceof ITxStream<?>)
+					if (w.getType()==WaveformType.TRANSACTION)
-						subArea.height *= ((ITxStream<?>) w).getMaxConcurrency();
+						subArea.height *= w.getWidth();
 					drawTextFormat(gc, subArea, firstKey, w.getFullName(), trackEntry.selected);
 				} else {
 					for (Entry<Integer, TrackEntry> entry : trackVerticalOffset.subMap(firstKey, true, lastKey, true).entrySet()) {
 						IWaveform w = entry.getValue().waveform;
 						subArea.height = waveformCanvas.getTrackHeight();
-						if (w instanceof ITxStream<?>)
+						if (w.getType()==WaveformType.TRANSACTION)
-							subArea.height *= ((ITxStream<?>) w).getMaxConcurrency();
+							subArea.height *= w.getWidth();
 						drawTextFormat(gc, subArea, entry.getKey(), w.getFullName(), entry.getValue().selected);
 					}
 				}
@@ -1008,16 +1004,16 @@ public class WaveformView implements IWaveformView  {
 				if (lastKey == firstKey) {
 					TrackEntry trackEntry=trackVerticalOffset.get(firstKey);
 					IWaveform w = trackEntry.waveform;
-					if (w instanceof ITxStream<?>)
+					if (w.getType()==WaveformType.TRANSACTION)
-						subArea.height *= ((ITxStream<?>) w).getMaxConcurrency();
+						subArea.height *= w.getWidth();
 					drawValue(gc, subArea, firstKey, trackEntry.currentValue, trackEntry.selected);
 				} else {
 					for (Entry<Integer, TrackEntry> entry : trackVerticalOffset.subMap(firstKey, true, lastKey, true)
 							.entrySet()) {
 						IWaveform w = entry.getValue().waveform;
 						subArea.height = waveformCanvas.getTrackHeight();
-						if (w instanceof ITxStream<?>)
+						if (w.getType()==WaveformType.TRANSACTION)
-							subArea.height *= ((ITxStream<?>) w).getMaxConcurrency();
+							subArea.height *= w.getWidth();
 						drawValue(gc, subArea, entry.getKey(), entry.getValue().currentValue, entry.getValue().selected);
 					}
 				}

plugins/com.minres.scviewer.database.vcd/src/com/minres/scviewer/database/vcd/VCDSignal.java

@@ -18,6 +18,7 @@ import com.minres.scviewer.database.HierNode;
 import com.minres.scviewer.database.IEvent;
 import com.minres.scviewer.database.IWaveform;
 import com.minres.scviewer.database.IWaveformDb;
+import com.minres.scviewer.database.WaveformType;
 
 public class VCDSignal<T extends IEvent> extends HierNode implements IWaveform {
 
@@ -25,12 +26,8 @@ public class VCDSignal<T extends IEvent> extends HierNode implements IWaveform {
 
 	private String fullName;
 
-	private final String kind = "signal";
-	
 	private final int width;
 
-	private final T dummy = null;
-	
 	private IWaveformDb db;
 
 	private NavigableMap<Long, IEvent[]> values;
@@ -77,15 +74,6 @@ public class VCDSignal<T extends IEvent> extends HierNode implements IWaveform {
 		return id;
 	}
 
-	@Override
-	public String getKind() {
-		return kind;
-	}
-
-	public int getWidth() {
-		return width;
-	}
-
 	@Override
 	public IWaveformDb getDb() {
 		return db;
@@ -128,13 +116,13 @@ public class VCDSignal<T extends IEvent> extends HierNode implements IWaveform {
 	}
 
 	@Override
-	public Class<?> getType() {
+	public WaveformType getType() {
-		return dummy.getClass();
+		return WaveformType.SIGNAL;
 	}
 
 	@Override
-	public int getMaxConcurrency() {
+	public int getWidth() {
-		return 1;
+		return width;
 	}
 
 }

plugins/com.minres.scviewer.database/src/com/minres/scviewer/database/BitVector.java

@@ -173,8 +173,8 @@ public class BitVector implements IEvent {
 	}
 
 	@Override
-	public Class<?> getType() {
+	public WaveformType getType() {
-		return this.getClass();
+		return WaveformType.SIGNAL;
 	}
 
 	@Override

plugins/com.minres.scviewer.database/src/com/minres/scviewer/database/DoubleVal.java

@@ -2,7 +2,7 @@ package com.minres.scviewer.database;
 
 public class DoubleVal implements IEvent {
 
-	final double value;
+	public final double value;
 	
 	public DoubleVal(double value) {
 		this.value=value;
@@ -14,8 +14,8 @@ public class DoubleVal implements IEvent {
 	}
 
 	@Override
-	public Class<?> getType() {
+	public WaveformType getType() {
-		return this.getClass();
+		return WaveformType.SIGNAL;
 	}
 
 	@Override

plugins/com.minres.scviewer.database/src/com/minres/scviewer/database/IEvent.java

@@ -6,6 +6,6 @@ public interface IEvent {
 
 	public EventKind getKind();
 	
-	public Class<?> getType();
+	public WaveformType getType();
 
 }

plugins/com.minres.scviewer.database/src/com/minres/scviewer/database/IWaveform.java

@@ -16,8 +16,6 @@ public interface IWaveform extends IHierNode {
 
 	public Long getId();
 
-	public String getKind();
-
 	public IWaveformDb getDb();
 	
 	public Boolean equals(IWaveform other);
@@ -28,8 +26,8 @@ public interface IWaveform extends IHierNode {
 
 	public IEvent[] getEventsBeforeTime(Long time);
 	
-	public Class<?> getType();
+	public WaveformType getType();
 	
-	public int getMaxConcurrency();
+	public int getWidth();
 
 }

plugins/com.minres.scviewer.database/src/com/minres/scviewer/database/WaveformType.java

@@ -0,0 +1,5 @@
+package com.minres.scviewer.database;
+
+public enum WaveformType {
+	SIGNAL, TRANSACTION, FILTER
+}

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/elements/WaveformPopupMenuContribution.java

@@ -22,7 +22,8 @@ import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.IStructuredSelection;
 
 import com.minres.scviewer.database.BitVector;
-import com.minres.scviewer.database.ISignal;
+import com.minres.scviewer.database.DoubleVal;
+import com.minres.scviewer.database.WaveformType;
 import com.minres.scviewer.database.ui.TrackEntry;
 import com.minres.scviewer.e4.application.parts.WaveformViewer;
 
@@ -38,9 +39,9 @@ public class WaveformPopupMenuContribution {
 			for(Object elem:(IStructuredSelection)sel) {
 				if(elem instanceof TrackEntry) {
 					TrackEntry e = (TrackEntry) elem;
-					if(e.waveform instanceof ISignal<?>) {
+					if(e.waveform.getType() == WaveformType.SIGNAL) {
-						Object o = ((ISignal<?>) e.waveform).getEvents().firstEntry().getValue();
+						Object o = e.waveform.getEvents().firstEntry().getValue()[0];
-						if(checkForDouble && o instanceof Double) 
+						if(checkForDouble && o instanceof DoubleVal) 
 							return true;
 						else if(o instanceof BitVector && ((BitVector)o).getWidth()>1)
 							return true;

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/handlers/SearchHandler.java

@@ -17,6 +17,7 @@ import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.swt.widgets.Shell;
 
+import com.minres.scviewer.database.WaveformType;
 import com.minres.scviewer.database.ui.TrackEntry;
 import com.minres.scviewer.e4.application.parts.WaveformViewer;
 public class SearchHandler {
@@ -31,7 +32,7 @@ public class SearchHandler {
 				Object[] elem = ((StructuredSelection)sel).toArray();
 				if(elem.length ==0) return false;
 				TrackEntry e = findTrackEntry(elem);
-				return e!=null && e.isStream();
+				return e!=null && e.waveform.getType()==WaveformType.TRANSACTION;
 			}
 		}
 		return false;

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/parts/SearchTxDialog.java

@@ -1,181 +0,0 @@
-package com.minres.scviewer.e4.application.parts;
-
-import java.util.List;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.stream.Collectors;
-
-import org.eclipse.jface.dialogs.IDialogConstants;
-import org.eclipse.jface.dialogs.TitleAreaDialog;
-import org.eclipse.jface.viewers.ArrayContentProvider;
-import org.eclipse.jface.viewers.ComboViewer;
-import org.eclipse.jface.viewers.ISelectionChangedListener;
-import org.eclipse.jface.viewers.IStructuredSelection;
-import org.eclipse.jface.viewers.LabelProvider;
-import org.eclipse.jface.viewers.SelectionChangedEvent;
-import org.eclipse.jface.viewers.StructuredSelection;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.layout.GridData;
-import org.eclipse.swt.layout.GridLayout;
-import org.eclipse.swt.widgets.Button;
-import org.eclipse.swt.widgets.Composite;
-import org.eclipse.swt.widgets.Control;
-import org.eclipse.swt.widgets.Label;
-import org.eclipse.swt.widgets.Shell;
-import org.eclipse.swt.widgets.Text;
-import org.eclipse.wb.swt.ResourceManager;
-
-import com.minres.scviewer.database.DataType;
-import com.minres.scviewer.database.ITxEvent;
-import com.minres.scviewer.database.ITxStream;
-
-public class SearchTxDialog extends TitleAreaDialog {
-	private ComboViewer propNameComboViewer = null; 
-
-	private Text propValueText = null;
-
-	private String propName="";
-	private DataType propType=null;
-	private String propValue="";
-	
-	private ITxStream<? extends ITxEvent> stream;
-	
-	private ConcurrentHashMap<String, DataType> propNames=new ConcurrentHashMap<String, DataType>();
-	
-	/**
-	 * Create the dialog.
-	 * @param parentShell
-	 * @param iTxStream 
-	 */
-	public SearchTxDialog(Shell parentShell, ITxStream<? extends ITxEvent> iTxStream) {
-		super(parentShell);
-		setShellStyle(SWT.BORDER | SWT.RESIZE | SWT.TITLE | SWT.APPLICATION_MODAL);
-		stream=iTxStream;
-		new Thread() {
-			public void run() {
-				stream.getEvents().values().parallelStream().forEach(evtLst -> {
-					evtLst.forEach(evt -> {
-						 evt.getTransaction().getAttributes().stream().forEach(attr -> {
-							 propNames.put(attr.getName(), attr.getDataType());
-						 });
-					});
-				});
-				parentShell.getDisplay().asyncExec(new Runnable() {
-					@Override
-					public void run() {
-						if (propNameComboViewer!=null) {
-							propNameComboViewer.setInput(getEntries());
-							propNameComboViewer.setSelection(new StructuredSelection(propNameComboViewer.getElementAt(0)));
-						}
-					}
-				});
-			}
-		}.run();
-	}
-
-	/**
-	 * Create contents of the dialog.
-	 * @param parent
-	 */
-	@Override
-	protected Control createDialogArea(Composite parent) {
-		setMessage("Specify property name and value to search for");
-		setTitleImage(ResourceManager.getPluginImage("com.minres.scviewer.e4.application", "icons/Minres_logo.png"));
-		setTitle("Search Tx in stream");
-		final Composite area = (Composite) super.createDialogArea(parent);
-		final GridLayout gridLayout = (GridLayout) area.getLayout();
-		gridLayout.marginTop = 10;
-		gridLayout.marginBottom = 10;
-		final Composite container = new Composite(area, SWT.NONE);
-		final GridLayout gl_container = new GridLayout(2, false);
-		gl_container.horizontalSpacing = 2;
-		container.setLayout(gl_container);
-		container.setLayoutData(new GridData(GridData.FILL_BOTH));
-		
-		final Label header = new Label(container, SWT.CENTER | SWT.WRAP);
-		GridData gd_header = new GridData(SWT.FILL, SWT.TOP, true, false, 2, 1);
-		gd_header.verticalIndent = 10;
-		header.setLayoutData(gd_header);
-		header.setText("Stream: "+stream.getName());
-		
-		final Label propNameLabel = new Label(container, SWT.NONE);
-		propNameLabel.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
-		propNameLabel.setText("Property Name:");
-		
-		propNameComboViewer = new ComboViewer(container, SWT.NONE);
-		propNameComboViewer.getCombo().setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
-		propNameComboViewer.setContentProvider(ArrayContentProvider.getInstance());
-		propNameComboViewer.setLabelProvider(new LabelProvider() {
-			@SuppressWarnings("unchecked")
-			@Override
-			public String getText(Object element) {
-				Map.Entry<String, DataType> e = (Map.Entry<String, DataType>)element;	
-				return e.getKey()+" ("+e.getValue().name()+")";
-			}
-
-		});
-		propNameComboViewer.addSelectionChangedListener(new ISelectionChangedListener() {
-			
-			@SuppressWarnings("unchecked")
-			@Override
-			public void selectionChanged(SelectionChangedEvent event) {
-				IStructuredSelection sel = event.getStructuredSelection();
-				Map.Entry<String, DataType> e = (Map.Entry<String, DataType>)sel.getFirstElement();
-				propName=e.getKey();
-				propType=e.getValue();
-			}
-		});
-		propNameComboViewer.setInput(getEntries());
-		propNameComboViewer.setSelection(new StructuredSelection(propNameComboViewer.getElementAt(0)));
-		
-		final Label propValueLabel = new Label(container, SWT.NONE);
-		propValueLabel.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
-		propValueLabel.setText("Property Value:");
-		
-		propValueText = new Text(container, SWT.BORDER);
-		propValueText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
-
-		return area;
-	}
-
-	private List<Entry<String,DataType>> getEntries() {
-		return propNames.entrySet().stream().sorted((e1,e2)->e1.getKey().compareTo(e2.getKey())).collect(Collectors.toList());
-	}
-
-	/**
-	 * Create contents of the button bar.
-	 * @param parent
-	 */
-	@Override
-	protected void createButtonsForButtonBar(Composite parent) {
-		final Button okButton = createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
-		okButton.setImage(ResourceManager.getPluginImage("com.minres.scviewer.e4.application", "icons/tick.png"));
-		final Button cancelButton = createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false);
-		cancelButton.setImage(ResourceManager.getPluginImage("com.minres.scviewer.e4.application", "icons/cross.png"));
-	}
-
-	protected void constrainShellSize() {
-		super.constrainShellSize();
-		getShell().setMinimumSize(getShell().computeSize(-1, -1));
-
-	}
-
-	@Override
-	protected void okPressed() {
-		propValue=propValueText.getText();
-		super.okPressed();
-	}
-
-	public String getPropName() {
-		return propName;
-	}
-
-	public DataType getPropType() {
-		return propType;
-	}
-	
-	public String getPropValue() {
-		return propValue;
-	}
-}

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/parts/TransactionList.java

@@ -1,6 +1,8 @@
 package com.minres.scviewer.e4.application.parts;
 
 import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
 import java.util.List;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.stream.Collectors;
@@ -10,8 +12,6 @@ import org.eclipse.core.databinding.observable.list.WritableList;
 import org.eclipse.jface.databinding.viewers.ObservableListContentProvider;
 import org.eclipse.jface.viewers.ComboViewer;
 import org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider;
-import org.eclipse.jface.viewers.DoubleClickEvent;
-import org.eclipse.jface.viewers.IDoubleClickListener;
 import org.eclipse.jface.viewers.ISelection;
 import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.IStructuredSelection;
@@ -36,11 +36,13 @@ import org.eclipse.swt.widgets.TableColumn;
 import org.eclipse.swt.widgets.Text;
 
 import com.minres.scviewer.database.DataType;
+import com.minres.scviewer.database.EventKind;
+import com.minres.scviewer.database.IEvent;
 import com.minres.scviewer.database.ITx;
 import com.minres.scviewer.database.ITxAttribute;
 import com.minres.scviewer.database.ITxEvent;
-import com.minres.scviewer.database.ITxEvent.Type;
+import com.minres.scviewer.database.IWaveform;
-import com.minres.scviewer.database.ITxStream;
+import com.minres.scviewer.database.WaveformType;
 import com.minres.scviewer.database.ui.TrackEntry;
 import com.minres.scviewer.e4.application.parts.txTableTree.AbstractTransactionTreeContentProvider;
 import com.minres.scviewer.e4.application.parts.txTableTree.AttributeLabelProvider;
@@ -84,7 +86,7 @@ public class TransactionList extends Composite {
 	
 	private AttributeLabelProvider valueLabelProvider = null;
 
-	private ITxStream<? extends ITxEvent> stream;
+	private IWaveform stream;
 
 	private ObservableList<AttributeNameBean> attrNames = new WritableList<AttributeNameBean>();
 
@@ -126,6 +128,7 @@ public class TransactionList extends Composite {
 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				int idx = searchPropCombo.getSelectionIndex();
+				if(idx<0) return;
 				AttributeNameBean sel = attrNames.get(idx);
 				txFilter.setSearchProp(sel.getName(), sel.getType());
 				tableViewer.refresh();
@@ -133,6 +136,7 @@ public class TransactionList extends Composite {
 			@Override
 			public void widgetDefaultSelected(SelectionEvent e) { 
 				int idx = searchPropCombo.getSelectionIndex();
+				if(idx<0) return;
 				AttributeNameBean sel = attrNames.get(idx);
 				txFilter.setSearchProp(sel.getName(), sel.getType());
 				tableViewer.refresh();
@@ -171,6 +175,7 @@ public class TransactionList extends Composite {
 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				int idx = viewPropCombo.getSelectionIndex();
+				if(idx<0) return;
 				valueLabelProvider.setShowProp(attrNames.get(idx).getName());
 				tableViewer.refresh(true);
 			}
@@ -238,11 +243,11 @@ public class TransactionList extends Composite {
 	}
 
 	public void setInput(TrackEntry trackEntry) {
-		if(trackEntry==null || !trackEntry.isStream()) {
+		if(trackEntry==null || trackEntry.waveform.getType()!=WaveformType.TRANSACTION) {
 			attrNames.clear();
 			tableViewer.setInput(emptyList);
 		} else { 
-			stream=trackEntry.getStream();
+			stream=trackEntry.waveform;
 			tableViewer.setInput(emptyList);
 			new Thread() {
 				private ConcurrentHashMap<String, DataType> propNames=new ConcurrentHashMap<String, DataType>();
@@ -255,11 +260,12 @@ public class TransactionList extends Composite {
 				}
 
 				public void run() {
-					eventList = stream.getEvents().values().parallelStream()
+					Collection<IEvent[]> values = stream.getEvents().values();
+					eventList = values.parallelStream().map(Arrays::asList)
 							.flatMap(List::stream)
-							.filter(evt -> evt.getType()==Type.BEGIN)
+							.filter(evt -> evt.getKind()==EventKind.BEGIN)
 							.map(evt-> {
-								ITx tx = evt.getTransaction();
+								ITx tx = ((ITxEvent)evt).getTransaction();
 								for(ITxAttribute attr: tx.getAttributes()) {
 									propNames.put(attr.getName(), attr.getDataType());
 								}

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/parts/WaveformViewer.java

@@ -62,8 +62,6 @@ import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.SelectionChangedEvent;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.swt.SWT;
-import org.eclipse.swt.custom.CTabFolder;
-import org.eclipse.swt.custom.CTabItem;
 import org.eclipse.swt.custom.SashForm;
 import org.eclipse.swt.events.DisposeEvent;
 import org.eclipse.swt.events.DisposeListener;
@@ -88,6 +86,7 @@ import org.eclipse.swt.widgets.Widget;
 import org.osgi.service.prefs.Preferences;
 
 import com.minres.scviewer.database.DataType;
+import com.minres.scviewer.database.IEvent;
 import com.minres.scviewer.database.ITx;
 import com.minres.scviewer.database.ITxAttribute;
 import com.minres.scviewer.database.ITxEvent;
@@ -790,7 +789,7 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 				// get transaction id
 				persistedState.put(SELECTED_TX_ID, Long.toString(tx.getId()));
 				//get TrackEntry name
-				String name = te.getStream().getFullName();
+				String name = te.waveform.getFullName();
 				persistedState.put(SELECTED_TRACKENTRY_NAME, name);
 			}
 		}
@@ -874,11 +873,11 @@ public class WaveformViewer implements IFileChangeListener, IPreferenceChangeLis
 					if(te.waveform.getFullName().compareTo(trackentryName)==0) {
 						boolean found = false;
 						// TODO: find transaction by time? To avoid 3x for-loop
-						for( List<ITxEvent> lev : te.getStream().getEvents().values() ) {
+						for( IEvent[] lev : te.waveform.getEvents().values() ) {
 							if(lev == null) continue;
-							for(ITxEvent itxe : lev) {
+							for(IEvent itxe : lev) {
-								if(itxe == null) continue;
+								if(itxe == null || !(itxe instanceof ITxEvent)) continue;
-								ITx itx = itxe.getTransaction();
+								ITx itx = ((ITxEvent)itxe).getTransaction();
 								if(itx.getId() == txId) {
 									found = true;
 									ArrayList<Object> selectionList = new ArrayList<Object>();

plugins/com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/provider/TxDbLabelProvider.java

@@ -18,10 +18,8 @@ import org.eclipse.jface.viewers.ILabelProviderListener;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.wb.swt.ResourceManager;
 
-import com.minres.scviewer.database.BitVector;
 import com.minres.scviewer.database.IHierNode;
-import com.minres.scviewer.database.ISignal;
+import com.minres.scviewer.database.IWaveform;
-import com.minres.scviewer.database.ITxStream;
 import com.minres.scviewer.database.IWaveformDb;
 import com.minres.scviewer.e4.application.parts.LoadingWaveformDb;
 
@@ -91,14 +89,21 @@ public class TxDbLabelProvider implements ILabelProvider {
 				return loadinDatabase;
 			else
 				return database;
-		}else if(element instanceof ITxStream){
+		}else if(element instanceof IWaveform){
-			return stream;
+			switch(((IWaveform) element).getType()) {
-		}else if(element instanceof ISignal<?>){
+			case TRANSACTION:
-			Object o = ((ISignal<?>)element).getEvents().firstEntry().getValue();
+				return stream;
-			if(o instanceof BitVector && ((BitVector)o).getWidth()==1)
+			case FILTER:
-				return signal;
+				break;
-			else 
+			case SIGNAL:
-				return wave;
+				if(((IWaveform) element).getWidth()==1)
+					return signal;
+				else 
+					return wave;
+			default:
+				break;
+			}
+			return wave;
 		}else if(element instanceof IHierNode){
 			return folder;
 		} else

plugins/com.minres.scviewer.ui/src/com/minres/scviewer/ui/views/provider/TxDbTreeLabelProvider.java

@@ -17,10 +17,9 @@ import org.eclipse.jface.viewers.ILabelProvider;
 import org.eclipse.jface.viewers.ILabelProviderListener;
 import org.eclipse.swt.graphics.Image;
 
-import com.minres.scviewer.database.ISignal;
 import com.minres.scviewer.database.IWaveformDb;
 import com.minres.scviewer.database.IHierNode;
-import com.minres.scviewer.database.ITxStream;
+import com.minres.scviewer.database.IWaveform;
 import com.minres.scviewer.ui.TxEditorPlugin;
 
 public class TxDbTreeLabelProvider implements ILabelProvider {
@@ -31,7 +30,8 @@ public class TxDbTreeLabelProvider implements ILabelProvider {
 	private Image stream;
 	private Image signal;
 	private Image folder;
-	
+	private Image wave;
+
 	
 	public TxDbTreeLabelProvider() {
 		super();
@@ -39,6 +39,8 @@ public class TxDbTreeLabelProvider implements ILabelProvider {
 		stream=TxEditorPlugin.createImage("stream");
 		folder=TxEditorPlugin.createImage("folder");
 		signal=TxEditorPlugin.createImage("signal");
+		wave=TxEditorPlugin.createImage("wave");
+
 	}
 
 	@Override
@@ -68,10 +70,21 @@ public class TxDbTreeLabelProvider implements ILabelProvider {
 	public Image getImage(Object element) {
 		if(element instanceof IWaveformDb){
 			return database;
-		}else if(element instanceof ITxStream){
+		}else if(element instanceof IWaveform){
-			return stream;
+			switch(((IWaveform) element).getType()) {
-		}else if(element instanceof ISignal<?>){
+			case TRANSACTION:
-			return signal;
+				return stream;
+			case FILTER:
+				break;
+			case SIGNAL:
+				if(((IWaveform) element).getWidth()==1)
+					return signal;
+				else 
+					return wave;
+			default:
+				break;
+			}
+			return wave;
 		}else if(element instanceof IHierNode){
 			return folder;
 		} else