Added visualization to Fdaq

Added file exist check
Configured serializer to not append _0000 to the file name

ch.psi.fda.fdaq/Readme.md

@@ -11,14 +11,12 @@ and it can send a reset request on the reset channel.
 To acquire data into a file use:
 
 ```
-java -jar java -jar ch.psi.fda.fdaq-<version>.jar acquire <file>
+java -jar ch.psi.fda.fdaq-<version>.jar <file>
 ```
 
-Send stop/reset request (to abort an data collection)
+You can terminate the acquisition with *CTRL+C*. If you submit 2 consequtive *CTRL+C* the program will terminate immediately (and data might be lost);
+
 
-```
-java -jar java -jar ch.psi.fda.fdaq-<version>.jar stop
-```
 
 This will take the default connections settings:
 
@@ -27,8 +25,23 @@ This will take the default connections settings:
   * Kill Port: 2234
   * Number Of Elements: Integer.MAX_VALUE/2
 
+If you need to specify different settings create a property files with following content:
+
+```
+ch.psi.fda.fdaq.hostname=myhost
+ch.psi.fda.fdaq.port=1234
+ch.psi.fda.fdaq.killPort=4321
+```
+
+Use `-Dch.psi.fda.fdaq.config.file=<file>` to use this property file as base configuration.
+
+
 
 # Development
 A standalone jar can be build via `mvn clean compile assembly:single`.
 
-To upload the latest version to the artifact repository use ` mvn clean compile deploy`.
+To upload the latest version to the artifact repository use ` mvn clean compile deploy`.
+
+
+# Notes
+Trigger port is `Trigger In 1`. For testing apply a 1kHz signal.

ch.psi.fda.fdaq/pom.xml

@@ -3,13 +3,25 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>ch.psi</groupId>
 	<artifactId>ch.psi.fda.fdaq</artifactId>
-	<version>0.0.1-SNAPSHOT</version>
+	<version>2.3.4</version>
 
 	<dependencies>
 		<dependency>
 			<groupId>ch.psi</groupId>
 			<artifactId>ch.psi.fda.core</artifactId>
-			<version>0.0.1-SNAPSHOT</version>
+			<version>2.3.4</version>
+		</dependency>
+
+		<dependency>
+			<groupId>javax.inject</groupId>
+			<artifactId>javax.inject</artifactId>
+			<version>1</version>
+		</dependency>
+
+		<dependency>
+			<groupId>ch.psi</groupId>
+			<artifactId>jcae</artifactId>
+			<version>2.4.1</version>
 		</dependency>
 	</dependencies>
 
@@ -48,12 +60,12 @@
 		<snapshotRepository>
 			<id>i.snapshots</id>
 			<name>Artifactory Snapshots</name>
-			<url>http://yoke/artifactory/libs-snapshots-local</url>
+			<url>http://yoke.psi.ch:8081/artifactory/libs-snapshots-local</url>
 		</snapshotRepository>
 		<repository>
 			<id>i.releases</id>
 			<name>Atrifactory Releases</name>
-			<url>http://yoke/artifactory/libs-releases-local</url>
+			<url>http://yoke.psi.ch:8081/artifactory/libs-releases-local</url>
 		</repository>
 	</distributionManagement>
 </project>

ch.psi.fda.fdaq/src/main/java/ch/psi/fda/fdaq/Fdaq.java

@@ -0,0 +1,198 @@
+/**
+ * 
+ * Copyright 2013 Paul Scherrer Institute. All rights reserved.
+ * 
+ * This code is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License as published by the Free
+ * Software Foundation, either version 3 of the License, or (at your option) any
+ * later version.
+ * 
+ * This code is distributed in the hope that it will be useful, but without any
+ * warranty; without even the implied warranty of merchantability or fitness for
+ * a particular purpose. See the GNU Lesser General Public License for more
+ * details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this code. If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+package ch.psi.fda.fdaq;
+
+import java.io.BufferedInputStream;
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.EOFException;
+import java.io.IOException;
+import java.net.Socket;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import com.google.common.eventbus.EventBus;
+
+import ch.psi.fda.messages.DataMessage;
+import ch.psi.fda.messages.EndOfStreamMessage;
+import ch.psi.fda.messages.Metadata;
+
+public class Fdaq {
+
+	private static final Logger logger = Logger.getLogger(Fdaq.class.getName());
+
+	private volatile boolean stopAcquisition = false;
+	private volatile boolean running = false;
+
+	private final EventBus bus;
+	
+	private FdaqConfiguration configuration;
+	private final int numberOfElements = Integer.MAX_VALUE/2;        
+	
+	public Fdaq(EventBus bus, FdaqConfiguration configuration){
+		this.bus = bus;
+		this.configuration = configuration;
+	}
+	
+	/**
+	 * Acquire data from the fdaq box
+	 * @param hostname
+	 * @param port
+	 * @param numberOfElements
+	 */
+	public void acquire() {
+		running = true; // potential threading problem
+		
+		final List<Metadata> metadata = new ArrayList<>();
+		metadata.add(new Metadata("counter"));
+		metadata.add(new Metadata("ain1"));
+		metadata.add(new Metadata("ain2"));
+		metadata.add(new Metadata("ain3"));
+		metadata.add(new Metadata("ain4"));
+		metadata.add(new Metadata("enc1"));
+		
+		Socket echoSocket = null;
+		DataOutputStream out = null;
+		DataInputStream in = null;
+
+		boolean first = true;
+		while(running){	
+		
+			try {
+				
+				
+					stopAcquisition = false;
+					echoSocket = new Socket(configuration.getHostname(), configuration.getPort());
+					out = new DataOutputStream(echoSocket.getOutputStream());
+					in = new DataInputStream(new BufferedInputStream(echoSocket.getInputStream()));
+		
+					ByteBuffer bytebuffer = ByteBuffer.allocate(3 * 4); // 3 times Integer
+					bytebuffer.order(ByteOrder.LITTLE_ENDIAN);
+					bytebuffer.putInt(26); // Function number (index of pointer to function)
+					bytebuffer.putInt(numberOfElements);
+
+					if(first){
+						bytebuffer.putInt(1); // Reset FIFO flag - The first time there need to be a 1 in int to reset the fifo buffer on the box
+						first=false;
+					}
+					else{
+						bytebuffer.putInt(0);
+					}
+					 
+					out.write(bytebuffer.array());
+					out.flush();
+					
+					for (int t = 0; t < numberOfElements; t++) {
+						byte[] cbuffer = new byte[4*4]; // 4 times Integers a 4 bytes
+						
+						try{
+							in.readFully(cbuffer);
+						}
+						catch(EOFException e){
+							logger.info("End of Stream");
+							break;
+						}
+						
+						if(t<1028){
+							// The first 1028 are wrong (not really wrong but there are repeated values/holes)
+							// It has to do with the fact that we asynchronously reset the FIFO.
+							// This is independent of the frequency
+							continue;
+						}
+		
+						ByteBuffer buffer = ByteBuffer.wrap(cbuffer);
+						buffer.order(ByteOrder.LITTLE_ENDIAN);
+						int a = buffer.getInt();
+						int b = buffer.getInt();
+						int b1 = b & 0xffff;
+						int b2 = (b >> 16) & 0xffff;
+						int c = buffer.getInt();
+						int c1 = c & 0xffff;
+						int c2 = (c >> 16) & 0xffff;
+						int d = buffer.getInt();
+		
+						DataMessage message = new DataMessage(metadata);
+						message.getData().add(a);
+						message.getData().add(b1);
+						message.getData().add(b2);
+						message.getData().add(c1);
+						message.getData().add(c2);
+						message.getData().add(d);
+						bus.post(message);
+					}
+					
+					logger.info("Done ...");
+				
+			} catch (IOException e) {
+				// Ignore potential exceptions if stop was triggered before all messages were retrieved
+				if (!stopAcquisition) { 
+					throw new RuntimeException(e);
+				}
+			} finally {
+				try {
+                                    if (out!=null)
+					out.close();
+                                    if (in!=null)
+					in.close();
+                                    if (echoSocket!=null)
+					echoSocket.close();
+				} catch (IOException e) {
+					// Ignore because not relevant at this stage
+				}
+				running = false;
+			}
+		
+		}
+		
+		bus.post(new EndOfStreamMessage());
+	}
+
+	/**
+	 * Sending termination command to fdaq box
+	 */
+	public void stop() {
+		try {
+			running=false;
+			stopAcquisition = true;
+			Socket echoSocket = new Socket(configuration.getHostname(), configuration.getKillPort());
+			DataOutputStream out = new DataOutputStream(echoSocket.getOutputStream());
+
+			ByteBuffer bytebuffer = ByteBuffer.allocate(1 * 4); // 2
+																// times
+																// Integers
+			bytebuffer.order(ByteOrder.LITTLE_ENDIAN);
+			bytebuffer.putInt(666);
+			out.write(bytebuffer.array());
+			out.flush();
+
+			out.close();
+			echoSocket.close();
+		} catch (IOException e) {
+			logger.log(Level.SEVERE, "", e);
+		}
+	}
+
+	public boolean isRunning() {
+		return running;
+	}
+}

ch.psi.fda.fdaq/src/main/java/ch/psi/fda/fdaq/FdaqConfiguration.java

@@ -0,0 +1,78 @@
+/**
+ * 
+ * Copyright 2014 Paul Scherrer Institute. All rights reserved.
+ * 
+ * This code is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License as published by the Free
+ * Software Foundation, either version 3 of the License, or (at your option) any
+ * later version.
+ * 
+ * This code is distributed in the hope that it will be useful, but without any
+ * warranty; without even the implied warranty of merchantability or fitness for
+ * a particular purpose. See the GNU Lesser General Public License for more
+ * details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this code. If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+package ch.psi.fda.fdaq;
+
+import java.io.File;
+import java.io.FileReader;
+import java.io.IOException;
+import java.util.Properties;
+import java.util.logging.Logger;
+
+public class FdaqConfiguration {
+	
+	private static final Logger logger = Logger.getLogger(FdaqConfiguration.class.getName());
+	private final static String FDAQ_CONFIG = "ch.psi.fda.fdaq.config.file";
+	
+	private String hostname = "mchip015.psi.ch";
+	private int port = 2233;
+	private int killPort = 2234;
+	
+	public FdaqConfiguration(){
+		String config = System.getProperty(FDAQ_CONFIG);
+		
+		if(config != null){
+			loadFile(new File(config));
+		}
+		else{
+			logger.warning("No configuration file specified via -D"+FDAQ_CONFIG+"=... - using defaults");
+		}
+	}
+	
+	public void loadFile(File file) {
+		Properties properties = new Properties();
+		try {
+			properties.load(new FileReader(file));
+		} catch (IOException e) {
+			throw new RuntimeException("Cannot read file "+file, e);
+		}
+		
+		hostname = properties.getProperty(FdaqConfiguration.class.getPackage().getName()+".hostname", hostname);
+		port = Integer.parseInt(properties.getProperty(FdaqConfiguration.class.getPackage().getName()+".port", port+""));
+		killPort = Integer.parseInt(properties.getProperty(FdaqConfiguration.class.getPackage().getName()+".killPort", killPort+""));
+	}
+	
+	public String getHostname() {
+		return hostname;
+	}
+	public void setHostname(String hostname) {
+		this.hostname = hostname;
+	}
+	public int getPort() {
+		return port;
+	}
+	public void setPort(int port) {
+		this.port = port;
+	}
+	public int getKillPort() {
+		return killPort;
+	}
+	public void setKillPort(int killPort) {
+		this.killPort = killPort;
+	}
+}

ch.psi.fda.fdaq/src/main/java/ch/psi/fda/fdaq/FdaqEContainer.java

@@ -0,0 +1,80 @@
+/**
+ * 
+ * Copyright 2014 Paul Scherrer Institute. All rights reserved.
+ * 
+ * This code is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License as published by the Free
+ * Software Foundation, either version 3 of the License, or (at your option) any
+ * later version.
+ * 
+ * This code is distributed in the hope that it will be useful, but without any
+ * warranty; without even the implied warranty of merchantability or fitness for
+ * a particular purpose. See the GNU Lesser General Public License for more
+ * details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this code. If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+package ch.psi.fda.fdaq;
+
+import java.io.File;
+
+import javax.inject.Inject;
+
+import ch.psi.fda.EContainer;
+import ch.psi.fda.fdaq.FdaqConfiguration;
+import ch.psi.fda.serializer.SerializerTXT;
+
+import com.google.common.eventbus.EventBus;
+
+public class FdaqEContainer implements EContainer {
+
+	private Fdaq fdaq;
+	private EventBus bus;
+	
+	private FdaqEDescriptor edescriptor;
+	
+	@Inject
+	public FdaqEContainer(FdaqEDescriptor edescriptor, EventBus ebus){
+		this.bus = ebus;
+		this.edescriptor = edescriptor;
+	}
+
+	
+	@Override
+	public void initialize() {
+	}
+
+	@Override
+	public void execute() {
+		if(fdaq!=null && fdaq.isRunning()){
+			throw new IllegalStateException("FDAQ is already running");
+		}
+		
+		fdaq = new Fdaq(bus, new FdaqConfiguration());
+
+		File file = new File(edescriptor.getFileName());
+		file.getParentFile().mkdirs(); // Create data base directory
+		
+		SerializerTXT serializer = new SerializerTXT(file);
+		serializer.setShowDimensionHeader(false);
+		bus.register(serializer);
+		
+		fdaq.acquire();
+	}
+
+	@Override
+	public void abort() {
+		fdaq.stop();
+	}
+
+	@Override
+	public boolean isActive() {
+		return fdaq.isRunning();
+	}
+
+	@Override
+	public void destroy() {
+	}
+}

ch.psi.fda.fdaq/src/main/java/ch/psi/fda/fdaq/FdaqEContainerFactory.java

@@ -0,0 +1,20 @@
+package ch.psi.fda.fdaq;
+
+import com.google.common.eventbus.EventBus;
+
+import ch.psi.fda.EContainer;
+import ch.psi.fda.EContainerFactory;
+import ch.psi.fda.edescriptor.EDescriptor;
+
+public class FdaqEContainerFactory implements EContainerFactory {
+
+	@Override
+	public boolean supportsEDescriptor(EDescriptor descriptor) {
+		return descriptor instanceof FdaqEDescriptor;
+	}
+
+	@Override
+	public EContainer getEContainer(EDescriptor descriptor, EventBus bus) {
+		return new FdaqEContainer((FdaqEDescriptor) descriptor, bus);
+	}
+}

ch.psi.fda.fdaq/src/main/java/ch/psi/fda/fdaq/FdaqEDescriptor.java

@@ -0,0 +1,18 @@
+package ch.psi.fda.fdaq;
+
+import javax.xml.bind.annotation.XmlRootElement;
+
+import ch.psi.fda.edescriptor.EDescriptor;
+
+@XmlRootElement(name="fdaq")
+public class FdaqEDescriptor implements EDescriptor {
+
+	private String fileName;
+	
+	public String getFileName() {
+		return fileName;
+	}
+	public void setFileName(String fileName) {
+		this.fileName = fileName;
+	}
+}

ch.psi.fda.fdaq/src/main/java/ch/psi/fda/fdaq/FdaqEDescriptorProvider.java

@@ -0,0 +1,44 @@
+package ch.psi.fda.fdaq;
+
+import java.io.File;
+
+import javax.xml.bind.JAXBContext;
+import javax.xml.bind.JAXBException;
+import javax.xml.bind.Unmarshaller;
+
+import ch.psi.fda.DescriptorProvider;
+import ch.psi.fda.edescriptor.EDescriptor;
+import ch.psi.fda.vdescriptor.VDescriptor;
+
+public class FdaqEDescriptorProvider implements DescriptorProvider {
+
+	private EDescriptor edescriptor;
+	
+	@Override
+	public void load(File... files) {
+		try {
+			JAXBContext context = JAXBContext.newInstance(FdaqEDescriptor.class);
+			Unmarshaller u = context.createUnmarshaller();
+			edescriptor = (EDescriptor) u.unmarshal(files[0]);
+		} catch (JAXBException e) {
+			throw new RuntimeException(e);
+		}
+		
+	}
+
+	@Override
+	public EDescriptor getEDescriptor() {
+		return edescriptor;
+	}
+
+	@Override
+	public VDescriptor getVDescriptor() {
+		return null;
+	}
+
+	@Override
+	public Class<?> getEDescriptorClass() {
+		return FdaqEDescriptor.class;
+	}
+
+}

ch.psi.fda.fdaq/src/main/java/ch/psi/fda/fdaq/FdaqMain.java

@@ -1,68 +0,0 @@
-/**
- * 
- * Copyright 2013 Paul Scherrer Institute. All rights reserved.
- * 
- * This code is free software: you can redistribute it and/or modify it under
- * the terms of the GNU Lesser General Public License as published by the Free
- * Software Foundation, either version 3 of the License, or (at your option) any
- * later version.
- * 
- * This code is distributed in the hope that it will be useful, but without any
- * warranty; without even the implied warranty of merchantability or fitness for
- * a particular purpose. See the GNU Lesser General Public License for more
- * details.
- * 
- * You should have received a copy of the GNU Lesser General Public License
- * along with this code. If not, see <http://www.gnu.org/licenses/>.
- * 
- */
-package ch.psi.fda.fdaq;
-
-import java.io.File;
-import java.util.concurrent.Executors;
-
-import ch.psi.fda.serializer.SerializerTXT;
-
-import com.google.common.eventbus.AsyncEventBus;
-import com.google.common.eventbus.EventBus;
-
-public class FdaqMain {
-
-	public static void main(String[] args) {
-		
-		if(args.length < 1 || args.length >2){
-			System.err.println("Usage:\n fdaq acquire <file>\n fdaq stop");
-			System.exit(-1);
-		}
-		
-		boolean acquire = false;
-		File file = null;
-		if(args[0].equals("acquire")){
-			acquire = true;
-			file = new File(args[1]);
-		}
-		else if(args[0].equals("stop")){
-		}
-		else{
-			System.err.println("Usage:\n fdaq acquire <file>\n fdaq stop");
-			System.exit(-1);
-		}
-		
-		
-		
-		EventBus bus = new AsyncEventBus(Executors.newSingleThreadExecutor());
-		FdaqService fdaq = new FdaqService(bus);
-
-		if(acquire){
-			SerializerTXT serializer = new SerializerTXT(file);
-			serializer.setShowDimensionHeader(false);
-			bus.register(serializer);
-			
-			fdaq.acquire();
-		}
-		else{
-			fdaq.stop();
-		}
-	}
-
-}

ch.psi.fda.fdaq/src/main/java/ch/psi/fda/fdaq/FdaqService.java

@@ -1,175 +0,0 @@
-/**
- * 
- * Copyright 2013 Paul Scherrer Institute. All rights reserved.
- * 
- * This code is free software: you can redistribute it and/or modify it under
- * the terms of the GNU Lesser General Public License as published by the Free
- * Software Foundation, either version 3 of the License, or (at your option) any
- * later version.
- * 
- * This code is distributed in the hope that it will be useful, but without any
- * warranty; without even the implied warranty of merchantability or fitness for
- * a particular purpose. See the GNU Lesser General Public License for more
- * details.
- * 
- * You should have received a copy of the GNU Lesser General Public License
- * along with this code. If not, see <http://www.gnu.org/licenses/>.
- * 
- */
-package ch.psi.fda.fdaq;
-
-import java.io.DataInputStream;
-import java.io.DataOutputStream;
-import java.io.IOException;
-import java.net.Socket;
-import java.nio.ByteBuffer;
-import java.nio.ByteOrder;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.logging.Level;
-import java.util.logging.Logger;
-
-import com.google.common.eventbus.EventBus;
-
-import ch.psi.fda.messages.DataMessage;
-import ch.psi.fda.messages.EndOfStreamMessage;
-import ch.psi.fda.messages.Metadata;
-
-/**
- * Fdaq service
- * 
- */
-public class FdaqService {
-
-	private static final Logger logger = Logger.getLogger(FdaqService.class.getName());
-
-	private volatile boolean stopAcquisition = false;
-
-	private final EventBus bus;
-	
-	private String hostname = "mchip015.psi.ch";
-	private int port = 2233;
-	private int killPort = 2234;
-	private int numberOfElements = Integer.MAX_VALUE/2;
-	
-	public FdaqService(EventBus bus){
-		this.bus = bus;
-	}
-	
-	public FdaqService(EventBus bus, String hostname, int port, int killPort, int numberOfElements){
-		this.bus = bus;
-		this.hostname = hostname;
-		this.port = port;
-		this.killPort = killPort;
-		this.numberOfElements = numberOfElements;
-	}
-	
-	/**
-	 * Acquire data from the fdaq box
-	 * @param hostname
-	 * @param port
-	 * @param numberOfElements
-	 */
-	public void acquire() {
-
-		Socket echoSocket = null;
-		DataOutputStream out = null;
-		DataInputStream in = null;
-
-		try {
-			stopAcquisition = false;
-			echoSocket = new Socket(hostname, port);
-			out = new DataOutputStream(echoSocket.getOutputStream());
-			in = new DataInputStream(echoSocket.getInputStream());
-
-			// struct fdaqbloc_in {int fnum;int nsample;};
-			ByteBuffer bytebuffer = ByteBuffer.allocate(2 * 4); // 2 times
-																// Integers
-			bytebuffer.order(ByteOrder.LITTLE_ENDIAN);
-			bytebuffer.putInt(26);
-			bytebuffer.putInt(numberOfElements);
-			out.write(bytebuffer.array());
-			out.flush();
-			
-			final List<Metadata> metadata = new ArrayList<>();
-			metadata.add(new Metadata("counter"));
-			metadata.add(new Metadata("ain1"));
-			metadata.add(new Metadata("ain2"));
-			metadata.add(new Metadata("ain3"));
-			metadata.add(new Metadata("ain4"));
-			metadata.add(new Metadata("enc1"));
-
-			for (int t = 0; t < numberOfElements; t++) {
-				// struct fdaqbloc_out {int trigindex;int adc1reg;int
-				// adc2reg;int encoder;};
-				ByteBuffer buffer = ByteBuffer.allocate(4 * 4); // 4 times
-																// Integers
-				buffer.order(ByteOrder.LITTLE_ENDIAN);
-				int r = in.read(buffer.array());
-				if (r == -1) {
-					break;
-				}
-
-				int a = buffer.getInt();
-				int b = buffer.getInt();
-				int b1 = b & 0xffff;
-				int b2 = (b >> 16) & 0xffff;
-				int c = buffer.getInt();
-				int c1 = c & 0xffff;
-				int c2 = (c >> 16) & 0xffff;
-				int d = buffer.getInt();
-
-				DataMessage message = new DataMessage(metadata);
-				message.getData().add(a);
-				message.getData().add(b1);
-				message.getData().add(b2);
-				message.getData().add(c1);
-				message.getData().add(c2);
-				message.getData().add(d);
-				bus.post(message);
-			}
-
-		} catch (IOException e) {
-			// Ignore potential exceptions if stop was triggered before all messages were retrieved
-			if (!stopAcquisition) { 
-				throw new RuntimeException(e);
-			}
-		} finally {
-			
-			bus.post(new EndOfStreamMessage());
-			
-			try {
-				out.close();
-				in.close();
-				echoSocket.close();
-			} catch (IOException e) {
-				// Ignore because not relevant at this stage
-			}
-		}
-	}
-
-	/**
-	 * Sending termination command to fdaq box
-	 */
-	public void stop() {
-		try {
-			stopAcquisition = true;
-			Socket echoSocket = new Socket(hostname, killPort);
-			DataOutputStream out = new DataOutputStream(echoSocket.getOutputStream());
-
-			ByteBuffer bytebuffer = ByteBuffer.allocate(1 * 4); // 2
-																// times
-																// Integers
-			bytebuffer.order(ByteOrder.LITTLE_ENDIAN);
-			bytebuffer.putInt(666);
-			out.write(bytebuffer.array());
-			out.flush();
-
-			out.close();
-			echoSocket.close();
-		} catch (IOException e) {
-			logger.log(Level.SEVERE, "", e);
-		}
-	}
-
-}

ch.psi.fda.fdaq/src/main/java/ch/psi/fda/fdaq/ui/FdaqMain.java

@@ -0,0 +1,83 @@
+/**
+ * 
+ * Copyright 2013 Paul Scherrer Institute. All rights reserved.
+ * 
+ * This code is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License as published by the Free
+ * Software Foundation, either version 3 of the License, or (at your option) any
+ * later version.
+ * 
+ * This code is distributed in the hope that it will be useful, but without any
+ * warranty; without even the implied warranty of merchantability or fitness for
+ * a particular purpose. See the GNU Lesser General Public License for more
+ * details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this code. If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+package ch.psi.fda.fdaq.ui;
+
+import java.io.File;
+import java.util.concurrent.Executors;
+
+import sun.misc.Signal;
+import sun.misc.SignalHandler;
+import ch.psi.fda.fdaq.Fdaq;
+import ch.psi.fda.fdaq.FdaqConfiguration;
+import ch.psi.fda.serializer.SerializerTXT;
+
+import com.google.common.eventbus.AsyncEventBus;
+import com.google.common.eventbus.EventBus;
+
+@SuppressWarnings("restriction")
+public class FdaqMain {
+
+	public static void main(String[] args) {
+		
+		if(args.length != 1){
+			System.err.println("Usage:\n fdaq <file>");
+			System.exit(-1);
+		}
+		
+		File file = new File(args[0]);
+		
+		if(file.exists()){
+			System.err.println("File "+file.getName()+ " already exists.");
+			System.exit(-1);
+		}
+		
+		FdaqConfiguration configuration = new FdaqConfiguration();
+		
+		EventBus bus = new AsyncEventBus(Executors.newSingleThreadExecutor());
+		final Fdaq fdaq = new Fdaq(bus, configuration);
+
+		Signal.handle(new Signal("INT"), new SignalHandler() {
+			int count = 0;
+			public void handle(Signal sig) {
+				if(count < 1){
+					fdaq.stop();
+					count++;
+					return;
+				}
+				System.exit(0);
+			}
+		});
+		
+		SerializerTXT serializer = new SerializerTXT(file, false);
+		serializer.setShowDimensionHeader(false);
+		bus.register(serializer);
+		
+		// This stop ensures that the data server is in a good shape (i.e. gets restarted)
+		// We need to wait a certain amount of time to have the server restarted.
+		fdaq.stop();
+		try {
+			Thread.sleep(1000); // TODO check whether this sleep is really necessary
+		} catch (InterruptedException e) {
+			e.printStackTrace();
+		}
+		
+		fdaq.acquire();
+	}
+
+}

ch.psi.fda.fdaq/src/main/resources/META-INF/services/ch.psi.fda.DescriptorProvider

@@ -0,0 +1 @@
+ch.psi.fda.fdaq.FdaqEDescriptorProvider

ch.psi.fda.fdaq/src/main/resources/META-INF/services/ch.psi.fda.EContainerFactory

@@ -0,0 +1 @@
+ch.psi.fda.fdaq.FdaqEContainerFactory

ch.psi.fda.fdaq/src/test/java/ch/psi/fda/fdaq/FdaqServer.java

@@ -0,0 +1,154 @@
+/**
+ * 
+ * Copyright 2013 Paul Scherrer Institute. All rights reserved.
+ * 
+ * This code is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License as published by the Free
+ * Software Foundation, either version 3 of the License, or (at your option) any
+ * later version.
+ * 
+ * This code is distributed in the hope that it will be useful, but without any
+ * warranty; without even the implied warranty of merchantability or fitness for
+ * a particular purpose. See the GNU Lesser General Public License for more
+ * details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this code. If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+package ch.psi.fda.fdaq;
+
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.IOException;
+import java.net.ServerSocket;
+import java.net.Socket;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
+import java.util.logging.Logger;
+
+/**
+ * Simple socket server emulating the fdaq black box.
+ */
+public class FdaqServer {
+	
+	private static final Logger logger = Logger.getLogger(FdaqServer.class.getName());
+
+	private volatile boolean stop = false;
+
+	public void startKillSocket(int port) {
+		try {
+			ServerSocket serverSocket = new ServerSocket(port);
+			try{
+				while(true){
+					Socket socket = serverSocket.accept();
+					DataOutputStream out = new DataOutputStream(socket.getOutputStream());
+					DataInputStream in = new DataInputStream(socket.getInputStream());
+		
+					byte[] requestBuffer = new byte[1 * 4]; // 2 times integers
+					ByteBuffer bytebuffer = ByteBuffer.wrap(requestBuffer);
+					bytebuffer.order(ByteOrder.LITTLE_ENDIAN);
+		
+					in.read(requestBuffer);
+		
+					bytebuffer.getInt();
+					
+					logger.info("Terminate sender");
+					stop=true;
+		
+					out.close();
+					in.close();
+					socket.close();
+				}
+			}
+			finally{
+			serverSocket.close();
+			}
+		} catch (IOException e) {
+			throw new RuntimeException(e);
+		}
+	}
+
+	public void startSenderSocket(int port) {
+		stop = false;
+		try {
+			ServerSocket serverSocket = new ServerSocket(port);
+			try{
+				while(true){									
+					Socket socket = serverSocket.accept();
+                                        stop = false;
+					
+					logger.info("Start sending ...");
+					DataOutputStream out = new DataOutputStream(socket.getOutputStream());
+					DataInputStream in = new DataInputStream(socket.getInputStream());
+		
+					byte[] requestBuffer = new byte[2 * 4]; // 2 times integers
+					ByteBuffer bytebuffer = ByteBuffer.wrap(requestBuffer);
+					bytebuffer.order(ByteOrder.LITTLE_ENDIAN);
+		
+					in.read(requestBuffer);
+		
+					bytebuffer.getInt(); // This will always be 26
+					int nMessages = bytebuffer.getInt(); // Contains number of images to
+															// receive
+		
+					// System.out.println("Messages to send: "+nMessages);
+		
+					for (int t = 0; t < nMessages; t++) {
+		
+						if(stop){ // Terminate loop if kill socket got a request
+							break;
+						}
+						// System.out.println(t+" "+0+" "+0+" "+ (-t));
+		
+						byte[] dataBuffer = new byte[4 * 4]; // 4 times Integers
+						ByteBuffer buffer = ByteBuffer.wrap(dataBuffer); // 4 times
+																			// Integers
+						buffer.order(ByteOrder.LITTLE_ENDIAN);
+		
+						buffer.putInt(t);
+						buffer.putInt(0);
+						buffer.putInt(0);
+						buffer.putInt(-t);
+		
+						out.write(dataBuffer);
+						out.flush();
+		
+						if(t>1028){ // The first 1028 images are skipped anyways
+							Thread.sleep(10);
+						}
+					}		
+					out.close();
+					in.close();
+					socket.close();
+				}
+			}
+			finally{
+				serverSocket.close();
+			}
+		} catch (IOException | InterruptedException e) {
+			throw new RuntimeException(e);
+		}
+	}
+
+	
+	public static void main(String[] args) throws IOException, InterruptedException {
+
+		final FdaqConfiguration configuration = new FdaqConfiguration();
+		final FdaqServer server = new FdaqServer();
+		new Thread(new Runnable() {
+			@Override
+			public void run() {
+				server.startSenderSocket(configuration.getPort());
+			}
+		}).start();
+		new Thread(new Runnable() {
+			@Override
+			public void run() {
+				server.startKillSocket(configuration.getKillPort());
+			}
+		}).start();
+
+	}
+}
+

ch.psi.fda.fdaq/src/test/java/ch/psi/fda/fdaq/SocketClient.java

@@ -27,8 +27,6 @@ import java.nio.ByteOrder;
 
 /**
  * Simple socket client to connect to the fdaq black box.
- * @author ebner
- * 
  */
 public class SocketClient {
 
@@ -43,11 +41,13 @@ public class SocketClient {
 	public static void main(String[] args) throws IOException, InterruptedException {
 
 //		Socket echoSocket = new Socket("localhost", 9999);
-		Socket echoSocket = new Socket("mchip015", 2233);
+//		Socket echoSocket = new Socket("mchip015", 2233);
+		Socket echoSocket = new Socket("localhost", 2233);
 		DataOutputStream out = new DataOutputStream(echoSocket.getOutputStream());
 		DataInputStream in = new DataInputStream(echoSocket.getInputStream());
 
-		int nMessages = 100;
+//		int nMessages = 100;
+		int nMessages = Integer.MAX_VALUE;
 		
 //		struct fdaqbloc_in {int fnum;int nsample;};
 		ByteBuffer bytebuffer = ByteBuffer.allocate(2*4); // 2 times Integers
@@ -77,7 +77,7 @@ public class SocketClient {
 			int c2 = (c>>16)&0xffff;
 			int d = buffer.getInt();
 			
-			System.out.println(a+ " " +b1+ " " +b2+ " " + c1+ " " +c2+ " " +d );
+			System.out.println( a+ " " +b1+ " " +b2+ " " + c1+ " " +c2+ " " +d );
 		}
 
 		out.close();

ch.psi.fda.fdaq/src/test/java/ch/psi/fda/fdaq/SocketClientStop.java

@@ -26,8 +26,6 @@ import java.nio.ByteOrder;
 
 /**
  * Simple socket client to connect to the fdaq black box.
- * @author ebner
- * 
  */
 public class SocketClientStop {
 
@@ -41,7 +39,8 @@ public class SocketClientStop {
 	 */
 	public static void main(String[] args) throws IOException, InterruptedException {
 
-		Socket echoSocket = new Socket("localhost", 9998);
+//		Socket echoSocket = new Socket("localhost", 9998);
+		Socket echoSocket = new Socket("localhost", 2234);
 		DataOutputStream out = new DataOutputStream(echoSocket.getOutputStream());
 
 		ByteBuffer bytebuffer = ByteBuffer.allocate(1*4); // 2 times Integers