Non-working version

com.minres.scviewer.database.test/.settings/org.eclipse.core.resources.prefs

@@ -1,3 +1,4 @@
 eclipse.preferences.version=1
+encoding//src/com/minres/scviewer/database/test/DatabaseServicesPerformanceTest.java=UTF-8
 encoding//src/com/minres/scviewer/database/test/DatabaseServicesTest.java=UTF-8
 encoding/<project>=UTF-8

com.minres.scviewer.database.test/DatabaseServicesTest.launch

@@ -16,18 +16,18 @@
 <booleanAttribute key="includeOptional" value="true"/>
 <stringAttribute key="location" value="${workspace_loc}/../junit-workspace"/>
 <listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
-<listEntry value="/com.minres.scviewer.database.test"/>
+<listEntry value="/com.minres.scviewer.database.test/src/com/minres/scviewer/database/test/DatabaseServicesTest.java"/>
 </listAttribute>
 <listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
-<listEntry value="4"/>
+<listEntry value="1"/>
 </listAttribute>
-<stringAttribute key="org.eclipse.jdt.junit.CONTAINER" value="=com.minres.scviewer.database.test"/>
+<stringAttribute key="org.eclipse.jdt.junit.CONTAINER" value=""/>
 <booleanAttribute key="org.eclipse.jdt.junit.KEEPRUNNING_ATTR" value="false"/>
 <stringAttribute key="org.eclipse.jdt.junit.TESTNAME" value=""/>
 <stringAttribute key="org.eclipse.jdt.junit.TEST_KIND" value="org.eclipse.jdt.junit.loader.junit4"/>
 <booleanAttribute key="org.eclipse.jdt.launching.ATTR_USE_START_ON_FIRST_THREAD" value="true"/>
 <stringAttribute key="org.eclipse.jdt.launching.JRE_CONTAINER" value="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
-<stringAttribute key="org.eclipse.jdt.launching.MAIN_TYPE" value=""/>
+<stringAttribute key="org.eclipse.jdt.launching.MAIN_TYPE" value="com.minres.scviewer.database.test.DatabaseServicesTest"/>
 <stringAttribute key="org.eclipse.jdt.launching.PROGRAM_ARGUMENTS" value="-os ${target.os} -ws ${target.ws} -arch ${target.arch} -nl ${target.nl} -consoleLog"/>
 <stringAttribute key="org.eclipse.jdt.launching.PROJECT_ATTR" value="com.minres.scviewer.database.test"/>
 <stringAttribute key="org.eclipse.jdt.launching.SOURCE_PATH_PROVIDER" value="org.eclipse.pde.ui.workbenchClasspathProvider"/>

com.minres.scviewer.database.test/OSGI-INF/component.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <scr:component xmlns:scr="http://www.osgi.org/xmlns/scr/v1.1.0" name="com.minres.scviewer.database.test">
-   <implementation class="com.minres.scviewer.database.test.DatabaseServicesTest"/>
+   <implementation class="com.minres.scviewer.database.test.DatabaseFactory"/>
    <reference bind="setFactory" cardinality="1..1" interface="com.minres.scviewer.database.IWaveformDbFactory" name="IWaveformDbFactory" policy="static" unbind="unsetFactory"/>
 </scr:component>

com.minres.scviewer.database.test/inputs/.gitignore

@@ -1,2 +1,3 @@
 /.scviewer.*
 /.my_db.txlog*
+/.simple_system.txlog_bdb.*

com.minres.scviewer.database.test/src/com/minres/scviewer/database/test/DatabaseFactory.java

@@ -0,0 +1,24 @@
+package com.minres.scviewer.database.test;
+
+import com.minres.scviewer.database.IWaveformDb;
+import com.minres.scviewer.database.IWaveformDbFactory;
+
+public class DatabaseFactory {
+	private static IWaveformDbFactory waveformDbFactory;
+	
+	public synchronized void setFactory(IWaveformDbFactory service) {
+		waveformDbFactory = service;
+	}
+
+	public synchronized void unsetFactory(IWaveformDbFactory service) {
+		if (waveformDbFactory == service) {
+			waveformDbFactory = null;
+		}
+	}
+
+	public IWaveformDb getDatabase() {
+		return waveformDbFactory.getDatabase();
+	}
+	
+	
+}

com.minres.scviewer.database.test/src/com/minres/scviewer/database/test/DatabaseServicesPerformanceTest.java

@@ -0,0 +1,65 @@
+/*******************************************************************************
+ * Copyright (c) 2015 MINRES Technologies GmbH and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     MINRES Technologies GmbH - initial API and implementation
+ *******************************************************************************/
+package com.minres.scviewer.database.test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+import java.io.File;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import com.minres.scviewer.database.IWaveformDb;
+import com.minres.scviewer.database.IWaveformDbFactory;
+
+public class DatabaseServicesPerformanceTest {
+
+	private DatabaseFactory databaseFactory;
+
+	private IWaveformDb waveformDb;
+		
+	@Before
+	public void setUp() throws Exception {
+		databaseFactory = new DatabaseFactory();
+		waveformDb=databaseFactory.getDatabase();
+	}
+
+	@After
+	public void tearDown() throws Exception {
+	}
+
+	@Test
+	public void testVCD() throws Exception {
+		File f = new File("inputs/my_db.vcd").getAbsoluteFile();
+		assertTrue(f.exists());
+		waveformDb.load(f);
+		assertNotNull(waveformDb);
+		assertEquals(14,  waveformDb.getAllWaves().size());
+		assertEquals(2,  waveformDb.getChildNodes().size());
+	}
+
+	@Test
+	public void testTxText() throws Exception {
+		File f = new File("inputs/simple_system.txlog").getAbsoluteFile();
+		assertTrue(f.exists());
+		long timeBefore = System.currentTimeMillis();
+		waveformDb.load(f);
+		long timeAfter = System.currentTimeMillis();
+	    long elapsed = timeAfter - timeBefore;
+		assertNotNull(waveformDb);
+		System.out.println("elapsed:" + elapsed);
+	}
+
+
+}

com.minres.scviewer.database.test/src/com/minres/scviewer/database/test/DatabaseServicesTest.java

@@ -26,23 +26,13 @@ import com.minres.scviewer.database.IWaveformDbFactory;
 public class DatabaseServicesTest {
 
 
-	private static IWaveformDbFactory waveformDbFactory;
+	private DatabaseFactory databaseFactory;
 
 	private IWaveformDb waveformDb;
 	
-	public synchronized void setFactory(IWaveformDbFactory service) {
-		waveformDbFactory = service;
-	}
-
-	public synchronized void unsetFactory(IWaveformDbFactory service) {
-		if (waveformDbFactory == service) {
-			waveformDbFactory = null;
-		}
-	}
-	
 	@Before
 	public void setUp() throws Exception {
-		waveformDb=waveformDbFactory.getDatabase();
+		waveformDb=new DatabaseFactory().getDatabase();
 		// Wait for OSGi dependencies
 //		for (int i = 0; i < 10; i++) {
 //			if (waveformDb.size() == 3) // Dependencies fulfilled

com.minres.scviewer.database.text/.settings/org.eclipse.jdt.groovy.core.prefs

@@ -1,2 +1,3 @@
 eclipse.preferences.version=1
-groovy.compiler.level=23
+groovy.compiler.level=24
+groovy.script.filters=**/*.dsld,y,**/*.gradle,n

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

@@ -26,17 +26,21 @@ import com.minres.scviewer.database.IWaveformDb
 import com.minres.scviewer.database.IWaveformDbLoader
 import com.minres.scviewer.database.RelationType
 
-public class TextDbLoader implements IWaveformDbLoader{
+public class TextDbLoader implements IWaveformDbLoader, Serializable{
 
 	private Long maxTime;
 
-	IWaveformDb db;
+	transient IWaveformDb db;
 
-	DB backingDb;
+	transient DB backingDb;
 
-	def streams = []
+	transient def streamsById = [:]
 	
-	def relationTypes=[:]
+	transient def generatorsById = [:]
+	
+	transient def transactionsById = [:]
+
+	transient def relationTypes=[:]
 
 	public TextDbLoader() {
 	}
@@ -48,37 +52,39 @@ public class TextDbLoader implements IWaveformDbLoader{
 
 	@Override
 	public List<IWaveform> getAllWaves() {
-		return new LinkedList<IWaveform>(streams);
+		return new LinkedList<IWaveform>(streamsById.values());
 	}
 
-	public Map<Long, ITxGenerator> getGeneratorsById() {
-		TreeMap<Long, ITxGenerator> res = new TreeMap<Long, ITxGenerator>();
-		streams.each{TxStream stream -> stream.generators.each{res.put(it.id, id)} }
-		return res;
-	}
+//	public Map<Long, ITxGenerator> getGeneratorsById() {
+//		TreeMap<Long, ITxGenerator> res = new TreeMap<Long, ITxGenerator>();
+//		streamsById.values().each{TxStream stream -> 
+//			stream.generators.each{res.put(it.id, id)} }
+//		return res;
+//	}
 
 	static final byte[] x = "scv_tr_stream".bytes
 
 	@Override
 	boolean load(IWaveformDb db, File file) throws Exception {
 		this.db=db
-		this.streams=[]
 		def gzipped = isGzipped(file)
 		if(isTxfile(gzipped?new GZIPInputStream(new FileInputStream(file)):new FileInputStream(file))){
-			if(true) {
 			def parentDir=file.absoluteFile.parent
 			def filename=file.name
 			new File(parentDir).eachFileRecurse (FileType.FILES) { f -> if(f.name=~/^\.${filename}/) f.delete() }
 			this.backingDb = DBMaker.openFile(parentDir+File.separator+"."+filename+"_bdb")
 					.deleteFilesAfterClose()
 					.useRandomAccessFile()
-						.setMRUCacheSize(4096) 
-						//.disableTransactions()
+					//.enableHardCache()
+					.enableMRUCache()
+					.setMRUCacheSize(1024*4096)
+					.disableTransactions()
 					.disableLocking()
 					.make();
-			} else {
-				this.backingDb = DBMaker.openMemory().disableLocking().make()
-			}
+			streamsById = backingDb.createHashMap("streamsById")
+			generatorsById = backingDb.createHashMap("generatorsById")
+			transactionsById = backingDb.createHashMap("transactionsById")
+			relationTypes=backingDb.createHashMap("relationTypes")				
 			parseInput(gzipped?new GZIPInputStream(new FileInputStream(file)):new FileInputStream(file))
 			calculateConcurrencyIndicees()
 			return true
@@ -122,9 +128,7 @@ public class TextDbLoader implements IWaveformDbLoader{
 		}
 	}
 	private def parseInput(InputStream inputStream){
-		def streamsById = [:]
-		def generatorsById = [:]
-		def transactionsById = [:]
+		//def transactionsById = backingDb.createHashMap("transactionsById")
 		TxGenerator generator
 		Tx transaction
 		boolean endTransaction=false
@@ -139,15 +143,14 @@ public class TextDbLoader implements IWaveformDbLoader{
 				case "begin_attribute":
 				case "end_attribute":
 					if ((matcher = line =~ /^scv_tr_stream\s+\(ID (\d+),\s+name\s+"([^"]+)",\s+kind\s+"([^"]+)"\)$/)) {
-						def id = Integer.parseInt(matcher[0][1])
-						def stream = new TxStream(db, id, matcher[0][2], matcher[0][3], backingDb)
-						streams<<stream
+						def id = Long.parseLong(matcher[0][1])
+						def stream = new TxStream(this, id, matcher[0][2], matcher[0][3])
 						streamsById[id]=stream
 					} else if ((matcher = line =~ /^scv_tr_generator\s+\(ID\s+(\d+),\s+name\s+"([^"]+)",\s+scv_tr_stream\s+(\d+),$/)) {
-						def id = Integer.parseInt(matcher[0][1])
-						ITxStream stream=streamsById[Integer.parseInt(matcher[0][3])]
-						generator=new TxGenerator(id, stream, matcher[0][2])
-						stream.generators<<generator
+						def id = Long.parseLong(matcher[0][1])
+						ITxStream stream=streamsById[Long.parseLong(matcher[0][3])]
+						generator=new TxGenerator(this, id, stream.id, matcher[0][2])
+						stream.generators<<id
 						generatorsById[id]=generator
 					} else if ((matcher = line =~ /^begin_attribute \(ID (\d+), name "([^"]+)", type "([^"]+)"\)$/)) {
 						generator.begin_attrs << TxAttributeType.getAttrType(matcher[0][2], DataType.valueOf(matcher[0][3]), AssociationType.BEGIN)
@@ -159,9 +162,9 @@ public class TextDbLoader implements IWaveformDbLoader{
 					generator=null
 					break
 				case "tx_begin"://matcher = line =~ /^tx_begin\s+(\d+)\s+(\d+)\s+(\d+)\s+([munpf]?s)/
-					def id = Integer.parseInt(tokens[1])
-					TxGenerator gen=generatorsById[Integer.parseInt(tokens[2])]
-					transaction = new Tx(id, gen.stream, gen, Long.parseLong(tokens[3])*stringToScale(tokens[4]))
+					def id = Long.parseLong(tokens[1])
+					TxGenerator gen=generatorsById[Long.parseLong(tokens[2])]
+					transaction = new Tx(this, id, gen.id, Long.parseLong(tokens[3])*stringToScale(tokens[4]))
 					gen.transactions << transaction
 					transactionsById[id]= transaction
 					gen.begin_attrs_idx=0;
@@ -169,16 +172,16 @@ public class TextDbLoader implements IWaveformDbLoader{
 					endTransaction=false
 					break
 				case "tx_end"://matcher = line =~ /^tx_end\s+(\d+)\s+(\d+)\s+(\d+)\s+([munpf]?s)/
-					def id = Integer.parseInt(tokens[1])
+					def id = Long.parseLong(tokens[1])
 					transaction = transactionsById[id]
-					assert Integer.parseInt(tokens[2])==transaction.generator.id
+					assert Long.parseLong(tokens[2])==transaction.generator.id
 					transaction.endTime = Long.parseLong(tokens[3])*stringToScale(tokens[4])
 					transaction.generator.end_attrs_idx=0;
 					maxTime = maxTime>transaction.endTime?maxTime:transaction.endTime
 					endTransaction=true
 					break
 				case "tx_record_attribute"://matcher = line =~ /^tx_record_attribute\s+(\d+)\s+"([^"]+)"\s+(\S+)\s*=\s*(.+)$/
-					def id = Integer.parseInt(tokens[1])
+					def id = Long.parseLong(tokens[1])
 					transactionsById[id].attributes<<new TxAttribute(tokens[2][1..-2], DataType.valueOf(tokens[3]), AssociationType.RECORD, tokens[5..-1].join(' '))
 					break
 				case "a"://matcher = line =~ /^a\s+(.+)$/
@@ -189,8 +192,8 @@ public class TextDbLoader implements IWaveformDbLoader{
 					}
 					break
 				case "tx_relation"://matcher = line =~ /^tx_relation\s+\"(\S+)\"\s+(\d+)\s+(\d+)$/
-					Tx tr2= transactionsById[Integer.parseInt(tokens[2])]
-					Tx tr1= transactionsById[Integer.parseInt(tokens[3])]
+					Tx tr2= transactionsById[Long.parseLong(tokens[2])]
+					Tx tr1= transactionsById[Long.parseLong(tokens[3])]
 					def relType=tokens[1][1..-2]
 					if(!relationTypes.containsKey(relType)) relationTypes[relType]=RelationType.create(relType)
 					def rel = new TxRelation(relationTypes[relType], tr1, tr2)
@@ -202,14 +205,14 @@ public class TextDbLoader implements IWaveformDbLoader{
 
 			}
 			lineCnt++
-			if((lineCnt%1000) == 0) {
-				backingDb.commit()
-			}
 		}
+		backingDb.commit();
 	}
 
 	private def calculateConcurrencyIndicees(){
-		streams.each{ TxStream  stream -> stream.getMaxConcurrency() }
+		streamsById.values().each{ TxStream  stream -> 
+			stream.getMaxConcurrency() 
+		}
 	}
 
 

com.minres.scviewer.database.text/src/com/minres/scviewer/database/text/Tx.groovy

@@ -12,13 +12,13 @@ package com.minres.scviewer.database.text
 
 import com.minres.scviewer.database.*
 
-class Tx implements ITx {
+class Tx implements ITx, Serializable {
+	
+	TextDbLoader loader
 	
 	Long id
 	
-	TxGenerator generator
-
-	TxStream stream
+	Long generator_id
 	
 	int concurrencyIndex
 	
@@ -32,10 +32,10 @@ class Tx implements ITx {
 	
 	def outgoingRelations =[]
 	
-	Tx(int id, TxStream stream, TxGenerator generator, Long begin){
+	Tx(TextDbLoader loader, Long id, Long generator_id, Long begin){
+		this.loader=loader
 		this.id=id
-		this.stream=stream
-		this.generator=generator
+		this.generator_id=generator_id
 		this.beginTime=begin
         this.endTime=begin
 	}
@@ -64,4 +64,14 @@ class Tx implements ITx {
 		return "tx#"+getId()+"["+getBeginTime()/1000000+"ns - "+getEndTime()/1000000+"ns]";
 	}
 
+	@Override
+	public ITxStream<ITxEvent> getStream() {
+		return generator.stream;
+	}
+
+	@Override
+	public ITxGenerator getGenerator() {
+		return loader.generatorsById[generator_id];
+	}
+
 }

com.minres.scviewer.database.text/src/com/minres/scviewer/database/text/TxAttribute.groovy

@@ -15,7 +15,7 @@ import com.minres.scviewer.database.DataType;
 import com.minres.scviewer.database.ITxAttributeType;
 import com.minres.scviewer.database.ITxAttribute
 
-class TxAttribute  implements ITxAttribute{
+class TxAttribute  implements ITxAttribute, Serializable {
 	
 	TxAttributeType attributeType
 

com.minres.scviewer.database.text/src/com/minres/scviewer/database/text/TxAttributeType.groovy

@@ -14,7 +14,7 @@ import com.minres.scviewer.database.AssociationType;
 import com.minres.scviewer.database.DataType;
 import com.minres.scviewer.database.ITxAttributeType;
 
-class TxAttributeType implements ITxAttributeType {
+class TxAttributeType implements ITxAttributeType, Serializable {
 	String name
 	DataType dataType
 	AssociationType type

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

@@ -4,7 +4,7 @@ import com.minres.scviewer.database.ITx
 import com.minres.scviewer.database.ITxEvent
 import com.minres.scviewer.database.IWaveformEvent
 
-class TxEvent implements ITxEvent {
+class TxEvent implements ITxEvent, Serializable {
 
 	final ITxEvent.Type type;
 	

com.minres.scviewer.database.text/src/com/minres/scviewer/database/text/TxGenerator.groovy

@@ -12,7 +12,7 @@ package com.minres.scviewer.database.text
 
 import java.util.ArrayList;
 import java.util.List;
-
+import org.apache.jdbm.DB
 import com.minres.scviewer.database.ITxAttributeType
 import com.minres.scviewer.database.ITxAttribute;
 import com.minres.scviewer.database.ITxEvent;
@@ -21,10 +21,11 @@ import com.minres.scviewer.database.ITxStream;
 import com.minres.scviewer.database.ITx;
 import com.minres.scviewer.database.IWaveformEvent;
 
-class TxGenerator implements ITxGenerator{
+class TxGenerator implements ITxGenerator, Serializable{
 	Long id
-	TxStream stream
+	Long stream_id
 	String name
+	TextDbLoader loader;
 	Boolean active = false
 	ArrayList<ITx> transactions=[]
 	
@@ -33,14 +34,15 @@ class TxGenerator implements ITxGenerator{
 	ArrayList<ITxAttributeType> end_attrs= []
 	int end_attrs_idx = 0
 	
-	TxGenerator(int id, TxStream stream, name){
+	TxGenerator(TextDbLoader loader, Long id, Long stream_id, name){
 		this.id=id
-		this.stream=stream
+		this.stream_id=stream_id
 		this.name=name
+		this.loader=loader
 	}
 	
 	ITxStream<? extends ITxEvent> getStream(){
-		return stream;
+		return loader.streamsById[stream_id];
 	}
 	
 	List<ITx> getTransactions(){

com.minres.scviewer.database.text/src/com/minres/scviewer/database/text/TxRelation.groovy

@@ -4,7 +4,7 @@ import com.minres.scviewer.database.ITxRelation
 import com.minres.scviewer.database.ITx;
 import com.minres.scviewer.database.RelationType;
 
-class TxRelation implements ITxRelation {
+class TxRelation implements ITxRelation, Serializable {
 	Tx source
 	
 	Tx target

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

@@ -27,11 +27,11 @@ import com.minres.scviewer.database.IHierNode
 import com.minres.scviewer.database.ITxStream
 import com.minres.scviewer.database.ITx
 
-class TxStream extends HierNode implements ITxStream {
+class TxStream extends HierNode implements ITxStream, Serializable {
 
 	Long id
 	
-	IWaveformDb database
+	transient TextDbLoader loader
 	
 	String fullName
 	
@@ -43,24 +43,24 @@ class TxStream extends HierNode implements ITxStream {
 	
 	private TreeMap<Long, List<ITxEvent>> events
 	
-	TxStream(IWaveformDb db, int id, String name, String kind, DB backingStore){
+	TxStream(TextDbLoader loader, Long id, String name, String kind){
 		super(name)
 		this.id=id
-		this.database=db
+		this.loader=loader
 		this.fullName=name
 		this.kind=kind
 		this.maxConcurrency=0
-		//events = new TreeMap<Long, List<ITxEvent>>()
-		events=backingStore.createTreeMap("stream-"+name)
+		events = new TreeMap<Long, List<ITxEvent>>()
+		//events=backingStore.createTreeMap("stream-"+name)
 	}
 
 	List<ITxGenerator> getGenerators(){
-		return generators as List<ITxGenerator>
+		return generators.collect { loader.generatorsById[it] } as List<ITxGenerator>
 	}
 
 	@Override
 	public IWaveformDb getDb() {
-		return database
+		return loader.db
 	}
 
 	@Override

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

@@ -25,6 +25,7 @@ import org.eclipse.swt.graphics.Rectangle;
 import com.minres.scviewer.database.ISignal;
 import com.minres.scviewer.database.ISignalChange;
 import com.minres.scviewer.database.ISignalChangeMulti;
+import com.minres.scviewer.database.ISignalChangeReal;
 import com.minres.scviewer.database.ISignalChangeSingle;
 import com.minres.scviewer.database.ui.TrackEntry;
 import com.minres.scviewer.database.ui.WaveformColors;
@@ -107,8 +108,13 @@ public class SignalPainter extends TrackPainter {
 		NavigableMap<Long, ? extends ISignalChange> 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);
-		SignalStencil stencil = left.value instanceof ISignalChangeSingle ? new SingleBitStencil() : new MultiBitStencil(gc);
-
+		SignalStencil stencil = null;
+		if(left.value instanceof ISignalChangeSingle)
+			stencil= new SingleBitStencil();
+		else if(left.value instanceof ISignalChangeMulti)
+			stencil= new MultiBitStencil(gc);
+		else
+			stencil= new RealStencil(left.value, entries);
 		maxX = area.x + area.width;
 		yOffsetT = this.waveCanvas.getTrackHeight() / 5 + area.y;
 		yOffsetM = this.waveCanvas.getTrackHeight() / 2 + area.y;
@@ -122,7 +128,6 @@ public class SignalPainter extends TrackPainter {
 			// b) left to close to right
 			if (left.time == right.time) {
 				right.time = endTime;
-
 			} else {
 				multiple = true;
 				long eTime = (xBegin + 1) * this.waveCanvas.getScaleFactor();
@@ -144,7 +149,9 @@ public class SignalPainter extends TrackPainter {
 			if (xEnd == xBegin) {
 				multiple = true;
 				long eTime = (xBegin + 1) * this.waveCanvas.getScaleFactor();
-				right.set(entries.floorEntry(eTime), endTime);
+				Entry<Long, ? extends ISignalChange> entry = entries.floorEntry(eTime);
+				if(entry!=null && entry.getKey()> right.time)
+					right.set(entry, endTime);
 				xEnd = getXEnd(eTime);
 			}
 		} while (left.time < endTime);
@@ -254,7 +261,84 @@ public class SignalPainter extends TrackPainter {
 				}
 			}
 		}
+	}
 
+	private class RealStencil implements SignalStencil {
+		double min;
+		double max;
+		double diff;
+		
+		public RealStencil(ISignalChange value, NavigableMap<Long, ? extends ISignalChange> entries) {
+			min=((ISignalChangeReal) value).getValue();
+			max=min;
+			for (ISignalChange e : entries.values()) {
+				double v = ((ISignalChangeReal)e).getValue();
+				max= Double.isNaN(max)? v : Math.max(max, v);
+				min= Double.isNaN(min)? v : Math.min(min, v);
+			}
+			int nans = (Double.isNaN(max)?2:0) + (Double.isNaN(max)?1:0); 
+			switch(nans) {
+			case 0:
+				break;
+			case 1:
+				max=min;
+				break;
+			case 2:
+				min=max;
+			case 3:
+				max=min=0;
+			}
+			diff=max-min;
+			if(diff==0.0) {
+				if(max>0)
+					min=0.0;
+				else if(min<0.0)
+					max=0.0;
+				else {
+					max=1.0;
+					min=0.0;
+				}
+				diff=max-min;
+			}
+		}
+
+		public void draw(GC gc, Rectangle area, ISignalChange left, ISignalChange right, int xBegin, int xEnd, boolean multiple) {
+			double value = ((ISignalChangeReal)left).getValue();
+			if(Double.isNaN(value)) {
+				Color color = waveCanvas.colors[WaveformColors.SIGNAL_NAN.ordinal()];
+				int width = xEnd - xBegin;
+				if (width > 1) {
+					int[] points = { 
+							xBegin, yOffsetT, 
+							xEnd,   yOffsetT, 
+							xEnd,   yOffsetB, 
+							xBegin, yOffsetB
+					};
+					gc.setForeground(color);
+					gc.drawPolygon(points);
+					gc.setBackground(color);
+					gc.fillPolygon(points);
+				} else {
+					gc.setForeground(color);
+					gc.drawLine(xEnd, yOffsetT, xEnd, yOffsetB);
+				}
+			} else {
+				Color color = waveCanvas.colors[WaveformColors.SIGNAL_ANALOG.ordinal()];
+				int height=yOffsetT-yOffsetB;
+				double offset=value-min;
+				int yOffset=diff>0?(int)(height*(offset/diff)) + yOffsetB:yOffsetM;
+				gc.setForeground(color);
+				if (xEnd > maxX) {
+					gc.drawLine(xBegin, yOffset, maxX, yOffset);
+				} else {
+					gc.drawLine(xBegin, yOffset, xEnd, yOffset);
+					double nextOffset = ((ISignalChangeReal)right).getValue()-min;
+					int yNext = diff>0?(int)(height*(nextOffset/diff)) + yOffsetB:height/2;
+					if (yOffset != yNext)
+						gc.drawLine(xEnd, yOffset, xEnd, yNext);
+				}
+			}
+		}
 	}
 
 	public ISignal<? extends ISignalChange> getSignal() {

com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/swt/internal/WaveformCanvas.java

@@ -156,6 +156,8 @@ public class WaveformCanvas extends Canvas {
             colors[WaveformColors.SIGNALZ.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_DARK_YELLOW);
             colors[WaveformColors.SIGNALX.ordinal()] = SWTResourceManager.getColor(255,  51,  51);
             colors[WaveformColors.SIGNALU.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_YELLOW);
+            colors[WaveformColors.SIGNAL_ANALOG.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_GREEN);
+            colors[WaveformColors.SIGNAL_NAN.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_RED);
             colors[WaveformColors.SIGNAL_TEXT.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_WHITE);
             colors[WaveformColors.CURSOR.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_RED);
             colors[WaveformColors.CURSOR_DRAG.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_GRAY);

com.minres.scviewer.database.ui.swt/src/com/minres/scviewer/database/swt/internal/WaveformViewer.java

@@ -72,6 +72,7 @@ import com.google.common.collect.Lists;
 import com.minres.scviewer.database.ISignal;
 import com.minres.scviewer.database.ISignalChange;
 import com.minres.scviewer.database.ISignalChangeMulti;
+import com.minres.scviewer.database.ISignalChangeReal;
 import com.minres.scviewer.database.ISignalChangeSingle;
 import com.minres.scviewer.database.ITx;
 import com.minres.scviewer.database.ITxEvent;
@@ -458,6 +459,8 @@ public class WaveformViewer implements IWaveformViewer  {
 					entry.setValue("b'"+((ISignalChangeSingle)event).getValue());
 				} else if(event instanceof ISignalChangeMulti){
 					entry.setValue("h'"+((ISignalChangeMulti)event).getValue().toHexString());
+				} else if(event instanceof ISignalChangeReal){
+					entry.setValue(Double.toString(((ISignalChangeReal)event).getValue()));
 				}
 			} else if(entry.getKey() instanceof ITxStream<?>){
 				ITxStream<?> stream = (ITxStream<?>) entry.getKey();

com.minres.scviewer.database.ui/src/com/minres/scviewer/database/ui/WaveformColors.java

@@ -14,7 +14,7 @@ public enum WaveformColors {
     LINE, LINE_HIGHLITE, 
     TRACK_BG_EVEN, TRACK_BG_ODD, TRACK_BG_HIGHLITE, 
     TX_BG, TX_BG_HIGHLITE, TX_BORDER,
-    SIGNAL0, SIGNAL1, SIGNALZ, SIGNALX, SIGNALU, SIGNAL_TEXT, 
+    SIGNAL0, SIGNAL1, SIGNALZ, SIGNALX, SIGNALU, SIGNAL_TEXT, SIGNAL_ANALOG, SIGNAL_NAN,
     CURSOR, CURSOR_DRAG, CURSOR_TEXT,
     MARKER, MARKER_TEXT, REL_ARROW, REL_ARROW_HIGHLITE
 }

com.minres.scviewer.database/src/com/minres/scviewer/database/HierNode.java

@@ -12,18 +12,25 @@ package com.minres.scviewer.database;
 
 import java.beans.PropertyChangeListener;
 import java.beans.PropertyChangeSupport;
+import java.beans.Transient;
+import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.List;
 
-public class HierNode implements IHierNode {
+public class HierNode implements IHierNode, Serializable {
+
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = -2278641781226609616L;
 
 	protected String name;
 	
 	protected String parentName;
 	
-	protected ArrayList<IHierNode> childs;
+	protected transient ArrayList<IHierNode> childs;
 	
-	protected PropertyChangeSupport pcs;
+	protected transient PropertyChangeSupport pcs;
 
 	public HierNode() {
 		childs = new ArrayList<IHierNode>();

com.minres.scviewer.database/src/com/minres/scviewer/database/RelationType.java

@@ -10,9 +10,15 @@
  *******************************************************************************/
 package com.minres.scviewer.database;
 
+import java.io.Serializable;
 import java.util.HashMap;
 
-public class RelationType {
+public class RelationType implements Serializable {
+	
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = -5598253591502850283L;
 
 	private static HashMap<String, RelationType> registry = new HashMap<>();
 	

com.minres.scviewer.database/src/com/minres/scviewer/database/internal/WaveformDb.java

@@ -11,6 +11,7 @@
 package com.minres.scviewer.database.internal;
 
 import java.io.File;
+import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
@@ -31,7 +32,12 @@ import com.minres.scviewer.database.IWaveformEvent;
 import com.minres.scviewer.database.InputFormatException;
 import com.minres.scviewer.database.RelationType;
 
-public class WaveformDb extends HierNode implements IWaveformDb {
+public class WaveformDb extends HierNode implements IWaveformDb, Serializable {
+
+	/**
+	 * 
+	 */
+	private static final long serialVersionUID = 4917280760027131179L;
 
 	private static List<IWaveformDbLoader> loaders=new LinkedList<IWaveformDbLoader>();
 

com.minres.scviewer.e4.application/src/com/minres/scviewer/e4/application/preferences/DefaultValuesInitializer.java

@@ -46,6 +46,8 @@ public class DefaultValuesInitializer extends AbstractPreferenceInitializer {
         colors[WaveformColors.SIGNALZ.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_YELLOW);
         colors[WaveformColors.SIGNALX.ordinal()] = SWTResourceManager.getColor(255,  51,  51);
         colors[WaveformColors.SIGNALU.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_DARK_YELLOW);
+        colors[WaveformColors.SIGNAL_ANALOG.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_GREEN);
+        colors[WaveformColors.SIGNAL_NAN.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_RED);
         colors[WaveformColors.SIGNAL_TEXT.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_WHITE);
         colors[WaveformColors.CURSOR.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_RED);
         colors[WaveformColors.CURSOR_DRAG.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_GRAY);

com.minres.scviewer.e4.product/SCViewer (restart).launch

@@ -1,34 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<launchConfiguration type="org.eclipse.pde.ui.RuntimeWorkbench">
-<booleanAttribute key="append.args" value="true"/>
-<stringAttribute key="application" value="org.eclipse.e4.ui.workbench.swt.E4Application"/>
-<booleanAttribute key="askclear" value="true"/>
-<booleanAttribute key="automaticAdd" value="false"/>
-<booleanAttribute key="automaticValidate" value="false"/>
-<stringAttribute key="bootstrap" value=""/>
-<stringAttribute key="checked" value="[NONE]"/>
-<booleanAttribute key="clearConfig" value="false"/>
-<booleanAttribute key="clearws" value="false"/>
-<booleanAttribute key="clearwslog" value="false"/>
-<stringAttribute key="configLocation" value="${workspace_loc}/.metadata/.plugins/org.eclipse.pde.core/SCViewer (restart)"/>
-<booleanAttribute key="default" value="false"/>
-<booleanAttribute key="includeOptional" value="true"/>
-<stringAttribute key="location" value="${workspace_loc}/../runtime-com.minres.scviewer.e4.application.product"/>
-<booleanAttribute key="org.eclipse.jdt.launching.ATTR_USE_START_ON_FIRST_THREAD" value="true"/>
-<stringAttribute key="org.eclipse.jdt.launching.JRE_CONTAINER" value="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
-<stringAttribute key="org.eclipse.jdt.launching.PROGRAM_ARGUMENTS" value="-os ${target.os} -ws ${target.ws} -arch ${target.arch} -nl ${target.nl} -consoleLog -clearPersistedState -data @none"/>
-<stringAttribute key="org.eclipse.jdt.launching.SOURCE_PATH_PROVIDER" value="org.eclipse.pde.ui.workbenchClasspathProvider"/>
-<stringAttribute key="org.eclipse.jdt.launching.VM_ARGUMENTS" value="-Xms40m -Xmx4G -Xdock:icon=../Resources/Eclipse.icns -XstartOnFirstThread -Dorg.eclipse.swt.internal.carbon.smallFonts"/>
-<stringAttribute key="pde.version" value="3.3"/>
-<stringAttribute key="product" value="com.minres.scviewer.e4.application.product"/>
-<stringAttribute key="productFile" value="/com.minres.scviewer.e4.application/com.minres.scviewer.e4.application.product"/>
-<stringAttribute key="selected_target_plugins" value="com.google.guava@default:default,com.ibm.icu@default:default,javax.annotation@default:default,javax.inject@default:default,javax.servlet@default:default,javax.xml@default:default,org.apache.ant@default:default,org.apache.batik.css@default:default,org.apache.batik.util.gui@default:default,org.apache.batik.util@default:default,org.apache.commons.jxpath@default:default,org.apache.felix.gogo.command@default:default,org.apache.felix.gogo.runtime@default:default,org.codehaus.groovy@default:default,org.eclipse.ant.core@default:default,org.eclipse.core.commands@default:default,org.eclipse.core.contenttype@default:default,org.eclipse.core.databinding.observable@default:default,org.eclipse.core.databinding.property@default:default,org.eclipse.core.databinding@default:default,org.eclipse.core.expressions@default:default,org.eclipse.core.filesystem.macosx@default:false,org.eclipse.core.filesystem@default:default,org.eclipse.core.jobs@default:default,org.eclipse.core.resources@default:default,org.eclipse.core.runtime@default:true,org.eclipse.core.variables@default:default,org.eclipse.e4.core.commands@default:default,org.eclipse.e4.core.contexts@default:default,org.eclipse.e4.core.di.annotations@default:default,org.eclipse.e4.core.di.extensions@default:default,org.eclipse.e4.core.di@default:default,org.eclipse.e4.core.services@default:default,org.eclipse.e4.emf.xpath@default:default,org.eclipse.e4.ui.bindings@default:default,org.eclipse.e4.ui.css.core@default:default,org.eclipse.e4.ui.css.swt.theme@default:default,org.eclipse.e4.ui.css.swt@default:default,org.eclipse.e4.ui.di@default:default,org.eclipse.e4.ui.model.workbench@default:default,org.eclipse.e4.ui.services@default:default,org.eclipse.e4.ui.widgets@default:default,org.eclipse.e4.ui.workbench.addons.swt@default:default,org.eclipse.e4.ui.workbench.renderers.swt.cocoa@default:false,org.eclipse.e4.ui.workbench.renderers.swt@default:default,org.eclipse.e4.ui.workbench.swt@default:default,org.eclipse.e4.ui.workbench3@default:default,org.eclipse.e4.ui.workbench@default:default,org.eclipse.emf.common@default:default,org.eclipse.emf.ecore.change@default:default,org.eclipse.emf.ecore.xmi@default:default,org.eclipse.emf.ecore@default:default,org.eclipse.equinox.app@default:default,org.eclipse.equinox.bidi@default:default,org.eclipse.equinox.common@2:true,org.eclipse.equinox.ds@1:true,org.eclipse.equinox.event@default:default,org.eclipse.equinox.preferences@default:default,org.eclipse.equinox.registry@default:default,org.eclipse.equinox.util@default:default,org.eclipse.jface.databinding@default:default,org.eclipse.jface@default:default,org.eclipse.osgi.compatibility.state@default:false,org.eclipse.osgi.services@default:default,org.eclipse.osgi@-1:true,org.eclipse.swt.cocoa.macosx.x86_64@default:false,org.eclipse.swt@default:default,org.hamcrest.core@default:default,org.junit@default:default,org.w3c.css.sac@default:default,org.w3c.dom.events@default:default,org.w3c.dom.smil@default:default,org.w3c.dom.svg@default:default"/>
-<stringAttribute key="selected_workspace_plugins" value="com.minres.scviewer.database.sqlite@default:default,com.minres.scviewer.database.text@default:default,com.minres.scviewer.database.ui.swt@default:default,com.minres.scviewer.database.ui@default:default,com.minres.scviewer.database.vcd@default:default,com.minres.scviewer.database@default:default,com.minres.scviewer.e4.application@default:default,com.opcoach.e4.preferences@default:default"/>
-<booleanAttribute key="show_selected_only" value="false"/>
-<booleanAttribute key="tracing" value="false"/>
-<booleanAttribute key="useCustomFeatures" value="false"/>
-<booleanAttribute key="useDefaultConfig" value="true"/>
-<booleanAttribute key="useDefaultConfigArea" value="true"/>
-<booleanAttribute key="useProduct" value="true"/>
-<booleanAttribute key="usefeatures" value="false"/>
-</launchConfiguration>

com.minres.scviewer.target/neon.target

@@ -9,7 +9,7 @@
 <repository location="http://download.eclipse.org/releases/neon"/>
 </location>
 <location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
-<unit id="org.codehaus.groovy24.feature.feature.group" version="2.9.2.xx-201701211811-e46"/>
+<unit id="org.codehaus.groovy24.feature.feature.group" version="2.9.3.xx-201806261157-e46"/>
 <repository location="http://dist.springsource.org/snapshot/GRECLIPSE/e4.6"/>
 </location>
 </locations>
@@ -17,8 +17,7 @@
 <arch>x86_64</arch>
 <nl>de_DE</nl>
 </environment>
-<targetJRE path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.launching.macosx.MacOSXType/Java SE 7 [1.7.0_45]"/>
 <launcherArgs>
-<vmArgs>-Dosgi.requiredJavaVersion=1.6 -XstartOnFirstThread -Dorg.eclipse.swt.internal.carbon.smallFonts -XX:MaxPermSize=256m -Xdock:icon=../Resources/Eclipse.icns -XstartOnFirstThread -Dorg.eclipse.swt.internal.carbon.smallFonts -Xms40m -Xmx512m -Xdock:icon=../Resources/Eclipse.icns -XstartOnFirstThread -Dorg.eclipse.swt.internal.carbon.smallFonts</vmArgs>
+<vmArgs>-Dosgi.requiredJavaVersion=1.7 -XX:MaxPermSize=256 -Xms40m -Xmx2G </vmArgs>
 </launcherArgs>
 </target>

com.minres.scviewer.ui/.settings/org.eclipse.jdt.groovy.core.prefs

@@ -1,2 +1,3 @@
 eclipse.preferences.version=1
-groovy.compiler.level=23
+groovy.compiler.level=24
+groovy.script.filters=**/*.dsld,y,**/*.gradle,n