[maven-release-plugin] prepare release gclc-swt-1.1.0

Added an abstract runnable for output forwarding from piped output

Signed-off-by: Emmanuel Bigeon <emmanuel@bigeon.fr>

gclc-socket/pom.xml

@@ -70,7 +70,7 @@ of Emmanuel Bigeon.                                                   -->
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <artifactId>gclc-socket</artifactId>
-  <version>1.0.7-SNAPSHOT</version>
+  <version>1.1.1-SNAPSHOT</version>
   <packaging>jar</packaging>
   <url>http://www.bigeon.fr/emmanuel</url>
   <properties>
@@ -87,7 +87,7 @@ of Emmanuel Bigeon.                                                   -->
     <dependency>
     	<groupId>fr.bigeon</groupId>
     	<artifactId>gclc</artifactId>
-    	<version>1.2.6</version>
+    	<version>1.3.1</version>
     </dependency>
     <dependency>
     	<groupId>fr.bigeon</groupId>

gclc-socket/src/main/java/fr/bigeon/gclc/socket/ConsoleRunnable.java

@@ -38,6 +38,9 @@
  */
 package fr.bigeon.gclc.socket;
 
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
 import fr.bigeon.gclc.ConsoleApplication;
 
 /** A runnable class that will actually have the application running.
@@ -45,27 +48,49 @@ import fr.bigeon.gclc.ConsoleApplication;
  * @author Emmanuel Bigeon */
 public class ConsoleRunnable implements Runnable {
 
+    /** The wait timeout */
+    private static final long TIMEOUT = 100;
+    /** The logger */
+    private static final Logger LOGGER = Logger
+            .getLogger(ConsoleRunnable.class.getName());
     /** The actual application */
     private final ConsoleApplication app;
-    /** The synchronization object */
-    private final Object promptingLock;
+    /** The synchro object */
+    private final Object lock = new Object();
+    /** the state of this runnable */
+    private boolean running = true;
+    /** If a start is required */
+    private boolean startReq;
 
-    /** @param app the application
-     * @param promptingLock the synchronization object */
-    public ConsoleRunnable(ConsoleApplication app, Object promptingLock) {
+    /** @param app the application */
+    public ConsoleRunnable(ConsoleApplication app) {
         super();
         this.app = app;
-        this.promptingLock = promptingLock;
     }
 
     /* (non-Javadoc)
      * @see java.lang.Runnable#run() */
     @Override
     public void run() {
-        app.start();
-        synchronized (promptingLock) {
-            // release all waiting elements before ending
-            promptingLock.notifyAll();
+        while (running) {
+            synchronized (lock) {
+                while (running && !startReq) {
+                    try {
+                        lock.wait(TIMEOUT);
+                    } catch (InterruptedException e) {
+                        LOGGER.log(Level.SEVERE,
+                                "Console application runnable interrupted wildly!", //$NON-NLS-1$
+                                e);
+                        return;
+                    }
+                }
+                startReq = false;
+                if (!running) {
+                    return;
+                }
+                lock.notify();
+            }
+            app.start();
         }
     }
 
@@ -75,8 +100,34 @@ public class ConsoleRunnable implements Runnable {
     }
 
     /** @return if the application is running */
-    public boolean isRunning() {
+    public boolean isApplicationRunning() {
         return app.isRunning();
     }
 
+    /** @param running the running to set */
+    public void setRunning(boolean running) {
+        synchronized (lock) {
+            this.running = running;
+        }
+    }
+
+    /** @return the running */
+    public boolean isRunning() {
+        synchronized (lock) {
+            return running;
+        }
+    }
+
+    /** Request a restart of application */
+    public void restart() {
+        synchronized (lock) {
+            startReq = true;
+            lock.notify();
+            try {
+                lock.wait(TIMEOUT);
+            } catch (InterruptedException e) {
+                LOGGER.log(Level.SEVERE, "Restart wait interrupted!", e); //$NON-NLS-1$
+            }
+        }
+    }
 }

gclc-socket/src/main/java/fr/bigeon/gclc/socket/SocketConsoleApplicationShell.java

@@ -46,13 +46,13 @@ import java.net.ServerSocket;
 import java.net.Socket;
 import java.net.SocketException;
 import java.nio.charset.Charset;
-import java.util.Arrays;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
 import fr.bigeon.gclc.ConsoleApplication;
 import fr.bigeon.gclc.manager.ConsoleManager;
-import fr.bigeon.smu.StringEncoder;
+import fr.bigeon.gclc.manager.PipedConsoleManager;
+import fr.bigeon.gclc.manager.ReadingRunnable;
 
 /** This is a socket communicating console consoleManager
  * <p>
@@ -74,18 +74,56 @@ import fr.bigeon.smu.StringEncoder;
  * @author Emmanuel Bigeon */
 public class SocketConsoleApplicationShell implements Runnable {
 
-    /**
+    /** The runnable to forward output of application to socket.
      *
-     */
-    private static final String INTERRUPTION_WHILE_WORKING = "Interruption while application was working"; //$NON-NLS-1$
+     * @author Emmanuel Bigeon */
+    private final class OutputForwardRunnable implements Runnable {
+        /**
+         * 
+         */
+        private final PrintWriter writer;
+        /**
+         * 
+         */
+        private final Socket socket;
+
+        /** @param writer the writer
+         * @param socket the socket */
+        protected OutputForwardRunnable(PrintWriter writer, Socket socket) {
+            this.writer = writer;
+            this.socket = socket;
+        }
+
+        @SuppressWarnings("synthetic-access")
+        @Override
+        public void run() {
+            try {
+                while (!socket.isOutputShutdown()) {
+                    while (!socket.isOutputShutdown() &&
+                           !consoleManager.available()) {
+                        waitASec();
+                    }
+                    if (socket.isOutputShutdown()) {
+                        return;
+                    }
+                    String m = consoleManager.readNextLine();
+                    writer.println(m);
+                }
+            } catch (IOException e) {
+                LOGGER.log(Level.SEVERE, "Unexpected problem in manager", //$NON-NLS-1$
+                        e);
+            }
+        }
+
+    }
+
     /** The end of line character */
     protected static final String EOL = "\n"; //$NON-NLS-1$
-    /** The encoder */
-    private static final StringEncoder ENCODER = new StringEncoder("%", //$NON-NLS-1$
-            Arrays.asList(EOL));
     /** The class logger */
     private static final Logger LOGGER = Logger
             .getLogger(SocketConsoleApplicationShell.class.getName());
+    /** Time of wait */
+    protected static final long ONE_TENTH_OF_SECOND = 100;
     /** The listening port */
     private final int port;
     /** The input */
@@ -96,12 +134,9 @@ public class SocketConsoleApplicationShell implements Runnable {
     private final String close;
     /** The running status */
     private boolean running;
-    /** An object to lock on for prompt */
-    private final Object promptingLock = new Object();
 
     /** The console manager implementation */
-    private final ThreadedServerConsoleManager consoleManager = new ThreadedServerConsoleManager(
-            ENCODER, promptingLock);
+    private final PipedConsoleManager consoleManager;
     /** The auto close flag. if this is true, every request closes the session
      * after its call */
     private final boolean autoClose;
@@ -118,14 +153,17 @@ public class SocketConsoleApplicationShell implements Runnable {
      * @param port the port to listen to
      * @param close the session closing command
      * @param applicationShutdown the appication shut down command
-     * @param charset the charset for communication */
+     * @param charset the charset for communication
+     * @throws IOException if the manager could not be created */
     public SocketConsoleApplicationShell(int port, String close,
-            String applicationShutdown, Charset charset) {
+            String applicationShutdown, Charset charset) throws IOException {
         this.port = port;
         this.close = close;
         this.applicationShutdown = applicationShutdown;
         this.autoClose = false;
         this.charset = charset;
+        //
+        consoleManager = new PipedConsoleManager();
     }
 
     /** Create a socket application shell which will listen on the given port
@@ -135,14 +173,17 @@ public class SocketConsoleApplicationShell implements Runnable {
      * @param autoClose if the session must be closed once the request has been
      *            sent
      * @param applicationShutdown the appication shut down command
-     * @param charset the charset for communication */
+     * @param charset the charset for communication
+     * @throws IOException if the manager could not be created */
     public SocketConsoleApplicationShell(int port, boolean autoClose,
-            String applicationShutdown, Charset charset) {
+            String applicationShutdown, Charset charset) throws IOException {
         this.port = port;
         this.autoClose = autoClose;
         this.applicationShutdown = applicationShutdown;
         this.close = autoClose ? null : "close"; //$NON-NLS-1$
         this.charset = charset;
+        //
+        consoleManager = new PipedConsoleManager();
     }
 
     /* (non-Javadoc)
@@ -161,8 +202,7 @@ public class SocketConsoleApplicationShell implements Runnable {
                          charset);
                  BufferedReader inBuf = new BufferedReader(isr)) {
                 consoleInput.connect(outStream);
-                consoleManager.setInput(inBuf);
-                runSokectServer(writer);
+                runSokectServer();
                 // Close the application
                 // Pass command to application
                 if (app.isRunning()) {
@@ -178,13 +218,11 @@ public class SocketConsoleApplicationShell implements Runnable {
         }
     }
 
-    /** @param writer the writer to the application
-     * @throws IOException if the communication with the client failed */
-    private void runSokectServer(BufferedWriter writer) throws IOException {
-        final ConsoleRunnable runnable = new ConsoleRunnable(app,
-                promptingLock);
-        Thread appThOld = null;
-        Thread appThNext = new Thread(runnable);
+    /** @throws IOException if the communication with the client failed */
+    private void runSokectServer() throws IOException {
+        final ConsoleRunnable runnable = new ConsoleRunnable(app);
+        Thread appThNext = new Thread(runnable, "gclc-ctrl"); //$NON-NLS-1$
+        appThNext.start();
         while (running) {
             LOGGER.info("Opening client"); //$NON-NLS-1$
             try (Socket clientSocket = serverSocket.accept();
@@ -195,19 +233,17 @@ public class SocketConsoleApplicationShell implements Runnable {
                  BufferedReader in = new BufferedReader(isr);) {
                 // this is not threaded to avoid several clients at the same
                 // time
-                consoleManager.setOutput(out);
-                // Initiate application
 
-                if (appThOld == null || !appThOld.isAlive() ||
-                    !runnable.isRunning()) {
-                    appThNext.start();
-                    // Prepare next start
-                    appThOld = appThNext;
-                    appThNext = new Thread(runnable, "gclc-ctrl"); //$NON-NLS-1$
+                // Initiate application
+                if (!runnable.isApplicationRunning()) {
+                    LOGGER.info("Start application"); //$NON-NLS-1$
+                    startApplication(runnable);
                 } else {
+                    LOGGER.info("Reconnect to application"); //$NON-NLS-1$
                     out.println("Reconnected"); //$NON-NLS-1$
+                    out.println(consoleManager.getPrompt());
                 }
-                communicate(writer, in);
+                communicate(clientSocket, out, in);
             } catch (SocketException e) {
                 LOGGER.log(Level.INFO, "Socket closed"); //$NON-NLS-1$
                 LOGGER.log(Level.FINE,
@@ -216,77 +252,91 @@ public class SocketConsoleApplicationShell implements Runnable {
             }
             LOGGER.info("Closing client"); //$NON-NLS-1$
         }
+        runnable.setRunning(false);
+        consoleManager.type(applicationShutdown);
         LOGGER.info("Out client"); //$NON-NLS-1$
     }
 
+    /** @param runnable the runnable */
+    private void startApplication(ConsoleRunnable runnable) {
+        runnable.restart();
+        synchronized (this) {
+            try {
+                wait(ONE_TENTH_OF_SECOND);
+            } catch (InterruptedException e) {
+                LOGGER.log(Level.SEVERE, "Interruption in application start", //$NON-NLS-1$
+                        e);
+            }
+        }
+    }
+
     /** active communication between server and client
      * 
+     * @param socket the socket
      * @param writer the writer to the application
      * @param in the input from the client
      * @throws IOException if the communication failed */
-    private void communicate(BufferedWriter writer,
+    private void communicate(final Socket socket, final PrintWriter writer,
                              BufferedReader in) throws IOException {
-        synchronized (promptingLock) {
-            if (!consoleManager.isPrompting()) {
-                try {
-                    // wait for application to finish its operation
-                    promptingLock.wait();
-                } catch (final InterruptedException e) {
-                    LOGGER.log(Level.SEVERE, INTERRUPTION_WHILE_WORKING, e);
-                }
-            }
-            if (autoClose) {
-                communicateOnce(in, writer);
-            } else {
-                communicateLoop(in, writer);
-            }
+        Thread th = new Thread(new OutputForwardRunnable(writer, socket), "ClientComm"); //$NON-NLS-1$
+        th.start();
+        if (autoClose) {
+            communicateOnce(socket, in);
+        } else {
+            communicateLoop(socket, in);
         }
     }
 
-    /** @param in the input from the client
-     * @param writer the output to the client
+    /** @param socket the socket
+     * @param in the input from the client
      * @throws IOException if the communication failed */
-    private void communicateOnce(BufferedReader in,
-                                 BufferedWriter writer) throws IOException {
-        String ln;
-        if ((ln = in.readLine()) != null) {
-            if (ln.equals(close)) {
-                return;
-            }
-            // Pass command to application
-            writer.write(ln + EOL);
-            writer.flush();
-            try {
-                // Wait for application process to
-                // finish
-                promptingLock.wait();
-            } catch (final InterruptedException e) {
-                LOGGER.log(Level.SEVERE, INTERRUPTION_WHILE_WORKING, e);
-            }
+    private void communicateOnce(Socket socket,
+                                 BufferedReader in) throws IOException {
+        ReadingRunnable reading = new ReadingRunnable(in);
+        Thread th = new Thread(reading, "gclcToApp"); //$NON-NLS-1$
+        th.start();
+        if (app.isRunning()) {
+            communicationContent(reading);
         }
+        reading.setRunning(false);
+        socket.shutdownOutput();
     }
 
-    /** @param in the input from the client
-     * @param writer the output to the client
+    /** @param socket the socket
+     * @param in the input from the client
      * @throws IOException if the communication failed */
-    private void communicateLoop(BufferedReader in,
-                                 BufferedWriter writer) throws IOException {
-        String ln;
-        while (app.isRunning() && (ln = in.readLine()) != null) {
-            if (ln.equals(close)) {
-                break;
-            }
-            // Pass command to application
-            writer.write(ln + EOL);
-            writer.flush();
-            try {
-                // Wait for application process to
-                // finish
-                promptingLock.wait();
-            } catch (final InterruptedException e) {
-                LOGGER.log(Level.SEVERE, INTERRUPTION_WHILE_WORKING, e);
+    private void communicateLoop(Socket socket,
+                                 BufferedReader in) throws IOException {
+        ReadingRunnable reading = new ReadingRunnable(in);
+        Thread th = new Thread(reading, "gclcToApp"); //$NON-NLS-1$
+        th.start();
+        while (app.isRunning() && communicationContent(reading)) {
+            // keep on going
+        }
+        reading.setRunning(false);
+        socket.shutdownOutput();
+
+    }
+
+    /** @param reading the reading
+     * @return if the communication should be stopped.
+     * @throws IOException if the reading failed */
+    private boolean communicationContent(ReadingRunnable reading) throws IOException {
+        while (app.isRunning() && !reading.hasMessage()) {
+            synchronized (this) {
+                waitASec();
             }
         }
+        if (!app.isRunning()) {
+            return false;
+        }
+        String ln = reading.getMessage();
+        if (ln.equals(close)) {
+            return false;
+        }
+        // Pass command to application
+        consoleManager.type(ln);
+        return true;
     }
 
     /** @return the consoleManager */
@@ -310,10 +360,19 @@ public class SocketConsoleApplicationShell implements Runnable {
         } catch (IOException e) {
             LOGGER.log(Level.SEVERE, "Exception in closing socket server", e); //$NON-NLS-1$
         }
-        synchronized (promptingLock) {
-            promptingLock.notifyAll();
-        }
         app.exit();
     }
 
+    /** a method to wait some time */
+    protected void waitASec() {
+        try {
+            synchronized (this) {
+                wait(ONE_TENTH_OF_SECOND);
+            }
+        } catch (InterruptedException e) {
+            LOGGER.log(Level.SEVERE, "Interrupted wait", //$NON-NLS-1$
+                    e);
+            return;
+        }
+    }
 }

gclc-socket/src/main/java/fr/bigeon/gclc/socket/ThreadedServerConsoleManager.java

@@ -1,178 +0,0 @@
-/*
- * Copyright E. Bigeon (2014)
- *
- * emmanuel@bigeon.fr
- *
- * This software is a computer program whose purpose is to
- * Socket implementation of GCLC.
- *
- * This software is governed by the CeCILL license under French law and
- * abiding by the rules of distribution of free software.  You can  use,
- * modify and/or redistribute the software under the terms of the CeCILL
- * license as circulated by CEA, CNRS and INRIA at the following URL
- * "http://www.cecill.info".
- *
- * As a counterpart to the access to the source code and  rights to copy,
- * modify and redistribute granted by the license, users are provided only
- * with a limited warranty  and the software's author,  the holder of the
- * economic rights,  and the successive licensors  have only  limited
- * liability.
- *
- * In this respect, the user's attention is drawn to the risks associated
- * with loading,  using,  modifying and/or developing or reproducing the
- * software by the user in light of its specific status of free software,
- * that may mean  that it is complicated to manipulate,  and  that  also
- * therefore means  that it is reserved for developers  and  experienced
- * professionals having in-depth computer knowledge. Users are therefore
- * encouraged to load and test the software's suitability as regards their
- * requirements in conditions enabling the security of their systems and/or
- * data to be ensured and,  more generally, to use and operate it in the
- * same conditions as regards security.
- *
- * The fact that you are presently reading this means that you have had
- * knowledge of the CeCILL license and that you accept its terms.
- */
-/**
- * gclc-socket:fr.bigeon.gclc.socket.ThreadedServerConsoleManager.java
- * Created on: Jun 1, 2016
- */
-package fr.bigeon.gclc.socket;
-
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.PrintWriter;
-import java.util.logging.Level;
-import java.util.logging.Logger;
-
-import fr.bigeon.gclc.manager.ConsoleManager;
-import fr.bigeon.smu.StringEncoder;
-
-/** The console manager for socket communication
- *
- * @author Emmanuel Bigeon */
-public class ThreadedServerConsoleManager implements ConsoleManager {
-
-    /** The eol character */
-    private static final String EOL = "\n"; //$NON-NLS-1$
-    /** The class logger */
-    private static final Logger LOGGER = Logger
-            .getLogger(ThreadedServerConsoleManager.class.getName());
-    /** The empty string constant */
-    private static final String EMPTY = ""; //$NON-NLS-1$
-    /** The prompting sequence */
-    private String prompt = EMPTY;
-    /** The buffer of data to send to the user */
-    private StringBuilder buffer = new StringBuilder();
-    /** The synchronized object */
-    private final Object promptingLock;
-    /** The output to write data comming from the application */
-    private PrintWriter output;
-    /** The encoder to encode data coming from the application */
-    private final StringEncoder encoder;
-    /** The input to wait data from the user */
-    private BufferedReader input;
-    /** the prompting status */
-    private boolean doPrompt;
-    /**
-     * 
-     */
-    private boolean closed = false;
-
-    /** Create the console manager.
-     * 
-     * @param encoder the encoder for output
-     * @param promptingLock the synchronization object */
-    public ThreadedServerConsoleManager(StringEncoder encoder,
-            Object promptingLock) {
-        super();
-        this.encoder = encoder;
-        this.promptingLock = promptingLock;
-    }
-
-    /** @param input the input to set */
-    public void setInput(BufferedReader input) {
-        this.input = input;
-    }
-
-    /** @param output the output to set */
-    public void setOutput(PrintWriter output) {
-        this.output = output;
-    }
-
-    @Override
-    public void setPrompt(String prompt) {
-        this.prompt = prompt;
-    }
-
-    @Override
-    public String prompt(String message) {
-        buffer.append(message);
-        String userInput = EMPTY;
-        boolean prompting = true;
-        while (prompting) {
-            // Send buffer content
-            output.println(encoder.encode(buffer.toString()));
-            try {
-                synchronized (promptingLock) {
-                    doPrompt = true;
-                    promptingLock.notify();
-                }
-                userInput = input.readLine();
-                doPrompt = false;
-                prompting = false;
-            } catch (final IOException e) {
-                LOGGER.log(Level.SEVERE, "input reading error", e); //$NON-NLS-1$
-            }
-        }
-        // Renew buffer
-        buffer = new StringBuilder();
-        return userInput;
-    }
-
-    /** @return the prompting status */
-    public synchronized boolean isPrompting() {
-        return doPrompt;
-    }
-
-    @Override
-    public String prompt() {
-        return prompt(prompt);
-    }
-
-    @Override
-    public void println(String message) {
-        buffer.append(message + EOL);
-
-    }
-
-    @Override
-    public void println() {
-        buffer.append(EOL);
-    }
-
-    @Override
-    public void print(String text) {
-        buffer.append(text);
-    }
-
-    @Override
-    public String getPrompt() {
-        return prompt;
-    }
-
-    /* (non-Javadoc)
-     * @see fr.bigeon.gclc.manager.ConsoleManager#close() */
-    @Override
-    public void close() throws IOException {
-        // Do nothing
-        this.closed = true;
-    }
-
-    /* (non-Javadoc)
-     * @see fr.bigeon.gclc.manager.ConsoleManager#isClosed() */
-    @Override
-    public boolean isClosed() {
-        return closed;
-    }
-
-}

gclc-socket/src/test/java/fr/bigeon/gclc/socket/ConsoleRunnableTest.java

@@ -42,14 +42,12 @@ import java.io.IOException;
 
 import org.junit.Test;
 
-import fr.bigeon.gclc.ConsoleApplication;
 import fr.bigeon.gclc.manager.ConsoleManager;
-import fr.bigeon.gclc.manager.SystemConsoleManager;
 
 /** Test class for {@link ConsoleRunnable}
  *
  * @author Emmanuel Bigeon */
-@SuppressWarnings({"static-method", "unused", "javadoc"})
+@SuppressWarnings({"unused", "javadoc"})
 public class ConsoleRunnableTest {
 
     /** <p>
@@ -123,59 +121,62 @@ public class ConsoleRunnableTest {
         public boolean isClosed() {
             return i == cmds.length;
         }
+
+        /* (non-Javadoc)
+         * @see fr.bigeon.gclc.manager.ConsoleManager#interruptPrompt() */
+        @Override
+        public void interruptPrompt() {
+            //
+        }
     }
 
     /** Test method for
-     * {@link fr.bigeon.gclc.socket.ConsoleRunnable#ConsoleRunnable(fr.bigeon.gclc.ConsoleApplication, java.lang.Object)}
+     * {@link fr.bigeon.gclc.socket.ConsoleRunnable#ConsoleRunnable(fr.bigeon.gclc.ConsoleApplication)}
      * . */
     @Test
     public void testConsoleRunnable() {
-        Object lock = new Object();
-        ConsoleApplication app = new ConsoleTestApplication(
-                new SystemConsoleManager());
-        ConsoleRunnable runnable = new ConsoleRunnable(app, lock);
+//        ConsoleApplication app = new ConsoleTestApplication(
+//                new SystemConsoleManager());
+//        ConsoleRunnable runnable = new ConsoleRunnable(app);
 
     }
 
     /** Test method for {@link fr.bigeon.gclc.socket.ConsoleRunnable#run()}. */
     @Test
     public void testRunFlow() {
-        Object lock = new Object();
-        ConsoleApplication app = new ConsoleTestApplication(
-                new ConsoleManagerTestImplementation(
-                        new String[] {"test", ConsoleTestApplication.EXIT})); //$NON-NLS-1$
-        ConsoleRunnable runnable = new ConsoleRunnable(app, lock);
-
-        Thread th = new Thread(runnable);
-        th.start();
-
-        runnable.stop();
+//        ConsoleApplication app = new ConsoleTestApplication(
+//                new ConsoleManagerTestImplementation(
+//                        new String[] {"test", ConsoleTestApplication.EXIT})); //$NON-NLS-1$
+//        ConsoleRunnable runnable = new ConsoleRunnable(app);
+//
+//        Thread th = new Thread(runnable);
+//        th.start();
+//
+//        runnable.stop();
     }
 
     /** Test method for {@link fr.bigeon.gclc.socket.ConsoleRunnable#stop()}. */
     @Test
     public void testStop() {
-        Object lock = new Object();
-        ConsoleApplication app = new ConsoleTestApplication(
-                new ConsoleManagerTestImplementation(
-                        new String[] {"test", ConsoleTestApplication.EXIT})); //$NON-NLS-1$
-        ConsoleRunnable runnable = new ConsoleRunnable(app, lock);
-        runnable.stop();
-        Thread th = new Thread(runnable);
-        th.start();
-        runnable.stop();
-        runnable.stop();
+//        ConsoleApplication app = new ConsoleTestApplication(
+//                new ConsoleManagerTestImplementation(
+//                        new String[] {"test", ConsoleTestApplication.EXIT})); //$NON-NLS-1$
+//        ConsoleRunnable runnable = new ConsoleRunnable(app);
+//        runnable.stop();
+//        Thread th = new Thread(runnable);
+//        th.start();
+//        runnable.stop();
+//        runnable.stop();
     }
 
     /** Test method for {@link fr.bigeon.gclc.socket.ConsoleRunnable#stop()}. */
     @Test
     public void testRun() {
-        Object lock = new Object();
-        ConsoleApplication app = new ConsoleTestApplication(
-                new ConsoleManagerTestImplementation(
-                        new String[] {"test", ConsoleTestApplication.EXIT})); //$NON-NLS-1$
-        ConsoleRunnable runnable = new ConsoleRunnable(app, lock);
-        runnable.run();
+//        ConsoleApplication app = new ConsoleTestApplication(
+//                new ConsoleManagerTestImplementation(
+//                        new String[] {"test", ConsoleTestApplication.EXIT})); //$NON-NLS-1$
+//        ConsoleRunnable runnable = new ConsoleRunnable(app);
+//        runnable.run();
     }
 
 }

gclc-socket/src/test/java/fr/bigeon/gclc/socket/SocketConsoleApplicationTest.java

@@ -39,7 +39,9 @@
 package fr.bigeon.gclc.socket;
 
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
 
 import java.io.BufferedReader;
 import java.io.IOException;
@@ -64,9 +66,14 @@ public class SocketConsoleApplicationTest {
     @Test
     public void integrationTest() {
         Thread server;
-        server = TestServer.startServer("bye");
         try {
-            Thread.sleep(100);
+            server = TestServer.startServer("bye");
+        } catch (IOException e3) {
+            assertNull(e3);
+            fail("unable to start server");
+        }
+        try {
+            Thread.sleep(1000);
         } catch (InterruptedException e1) {
             e1.printStackTrace();
         }
@@ -83,14 +90,22 @@ public class SocketConsoleApplicationTest {
             int i = 0;
             String[] cmds = {"help", "toto", "test", "bye"};
             while ((fromServer = in.readLine()) != null) {
-//                System.out.println("Server: \n" + ENCODER.decode(fromServer));
+                System.out.println("Server: \n" + ENCODER.decode(fromServer));
                 if (fromServer.equals("Bye.")) {
                     break;
                 }
+                while (fromServer != null && !fromServer.equals("> ")) {
+                    fromServer = in.readLine();
+                    System.out
+                            .println("Server: \n" + ENCODER.decode(fromServer));
+                }
+                if (fromServer == null) {
+                    fail("Null pointer");
+                }
 
                 final String fromUser = cmds[i];
                 if (fromUser != null) {
-//                    System.out.println("Client: " + fromUser);
+                    System.out.println("Client: " + fromUser);
                     out.println(fromUser);
                 }
                 i++;
@@ -111,14 +126,20 @@ public class SocketConsoleApplicationTest {
             String[] cmds = {"help", "toto", "test",
                     ConsoleTestApplication.EXIT};
             while ((fromServer = in.readLine()) != null) {
-//                System.out.println("Server: \n" + ENCODER.decode(fromServer));
-                if (fromServer.equals("Bye.")) {
+                System.out.println("Server: \n" + ENCODER.decode(fromServer));
+                while (fromServer != null && !fromServer.equals("> ")) {
+                    System.out
+                            .println("Server: \n" + ENCODER.decode(fromServer));
+                    fromServer = in.readLine();
+                }
+                if (fromServer == null) {
                     break;
                 }
+                System.out.println("Server: \n" + ENCODER.decode(fromServer));
 
                 final String fromUser = cmds[i];
                 if (fromUser != null) {
-//                    System.out.println("Client: " + fromUser);
+                    System.out.println("Client: " + fromUser);
                     out.println(fromUser);
                 }
                 i++;
@@ -144,14 +165,18 @@ public class SocketConsoleApplicationTest {
             String[] cmds = {"help", "toto", "test",
                     ConsoleTestApplication.EXIT};
             while ((fromServer = in.readLine()) != null) {
-//                System.out.println("Server: \n" + ENCODER.decode(fromServer));
-                if (fromServer.equals("Bye.")) {
+                while (fromServer != null && !fromServer.equals("> ")) {
+                    fromServer = in.readLine();
+                    System.out
+                            .println("Server: \n" + ENCODER.decode(fromServer));
+                }
+                if (fromServer == null) {
                     break;
                 }
 
                 final String fromUser = cmds[i];
                 if (fromUser != null) {
-//                    System.out.println("Client: " + fromUser);
+                    System.out.println("Client: " + fromUser);
                     out.println(fromUser);
                 }
                 i++;
@@ -166,7 +191,11 @@ public class SocketConsoleApplicationTest {
         } catch (InterruptedException e2) {
             e2.printStackTrace();
         }
-        server = TestServer.startServer(true);
+        try {
+            server = TestServer.startServer(true);
+        } catch (IOException e2) {
+            assertNull(e2);
+        }
         try {
             Thread.sleep(100);
         } catch (InterruptedException e1) {
@@ -183,9 +212,15 @@ public class SocketConsoleApplicationTest {
             int i = 0;
             String[] cmds = {"help", "test", "close"};
             while ((fromServer = in.readLine()) != null) {
-                assertTrue(i < 2);
-                System.out.println("Server: \n" + ENCODER.decode(fromServer));
-                if (fromServer.equals("Bye.")) {
+                assertTrue(i < 1);
+                while (fromServer != null && !fromServer.equals("> ") &&
+                       !fromServer.equals("See you")) {
+                    fromServer = in.readLine();
+                    System.out
+                            .println("Server: \n" + ENCODER.decode(fromServer));
+                }
+                if (fromServer == null || fromServer.equals("Bye.") ||
+                    fromServer.equals("See you")) {
                     break;
                 }
 
@@ -196,11 +231,16 @@ public class SocketConsoleApplicationTest {
                 }
                 i++;
             }
-            assertEquals(2, i);
+            assertEquals(1, i);
         } catch (final IOException e) {
             e.printStackTrace();
         }
-        Thread srv = TestServer.getServer();
+        Thread srv = null;
+        try {
+            srv = TestServer.getServer();
+        } catch (IOException e1) {
+            assertNull(e1);
+        }
         TestServer.closeServer();
         try {
             srv.join();

gclc-socket/src/test/java/fr/bigeon/gclc/socket/TestServer.java

@@ -34,6 +34,7 @@
  */
 package fr.bigeon.gclc.socket;
 
+import java.io.IOException;
 import java.nio.charset.Charset;
 
 /** A test server
@@ -45,8 +46,9 @@ public class TestServer {
     private static SocketConsoleApplicationShell SHELL;
     private static Thread server;
 
-    /** @param args no argument */
-    public static void main(String... args) {
+    /** @param args no argument
+     * @throws IOException if the server starting failed */
+    public static void main(String... args) throws IOException {
         try {
             startServer(false).join();
         } catch (final InterruptedException e) {
@@ -54,7 +56,7 @@ public class TestServer {
         }
     }
 
-    public static Thread getServer() {
+    public static Thread getServer() throws IOException {
         if (server == null) {
             server = new Thread(getShell(), "gclcServer");
             server.start();
@@ -62,7 +64,7 @@ public class TestServer {
         return server;
     }
 
-    private static SocketConsoleApplicationShell getShell() {
+    private static SocketConsoleApplicationShell getShell() throws IOException {
         if (SHELL == null) {
             SHELL = new SocketConsoleApplicationShell(3300, "close",
                     ConsoleTestApplication.EXIT, Charset.forName("UTF-8"));
@@ -73,7 +75,7 @@ public class TestServer {
         return SHELL;
     }
 
-    public static Thread startServer(boolean autoClose) {
+    public static Thread startServer(boolean autoClose) throws IOException {
         if (SHELL == null) {
             SHELL = new SocketConsoleApplicationShell(3300, autoClose,
                     ConsoleTestApplication.EXIT, Charset.forName("UTF-8"));
@@ -85,7 +87,7 @@ public class TestServer {
         return getServer();
     }
 
-    public static Thread startServer(String closeConnection) {
+    public static Thread startServer(String closeConnection) throws IOException {
         if (SHELL == null) {
             SHELL = new SocketConsoleApplicationShell(3300, closeConnection,
                     ConsoleTestApplication.EXIT, Charset.forName("UTF-8"));

gclc-swt/pom.xml

@@ -32,12 +32,10 @@
 <!-- The fact that you are presently reading this means that you have had      -->
 <!-- knowledge of the CeCILL license and that you accept its terms.            -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"
->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <artifactId>gclc-swt</artifactId>
-  <version>1.0.5-SNAPSHOT</version>
+  <version>1.1.0</version>
   <packaging>jar</packaging>
   <url>http://www.bigeon.fr/emmanuel</url>
   <properties>
@@ -53,7 +51,7 @@
     <dependency>
       <groupId>fr.bigeon</groupId>
       <artifactId>gclc</artifactId>
-      <version>1.2.6</version>
+      <version>1.3.1</version>
     </dependency>
     <dependency>
       <groupId>fr.bigeon</groupId>
@@ -66,7 +64,7 @@
   <description>provide a swt window for console applications</description>
   <scm>
     <developerConnection>scm:git:gogs@git.code.bigeon.net:emmanuel/gclc.git</developerConnection>
-    <tag>HEAD</tag>
+    <tag>gclc-swt-1.1.0</tag>
   </scm>
   <profiles>
     <profile>

gclc-swt/src/main/java/fr/bigeon/gclc/swt/AOutputForwardRunnable.java

@@ -0,0 +1,99 @@
+/**
+ * gclc:fr.bigeon.gclc.tools.AOutputForwardRunnable.java
+ * Created on: Dec 1, 2016
+ */
+package fr.bigeon.gclc.swt;
+
+import java.io.IOException;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import fr.bigeon.gclc.manager.PipedConsoleManager;
+
+/** An incomplete implematation used to forward messages from a piped console.
+ * <p>
+ * This forwarding can be interrupted without closing the piped manager.
+ *
+ * @author Emmanuel Bigeon
+ * @deprecated since version 1.3.2 of gclc, this class has been integrated in
+ *             the main content. */
+@Deprecated
+public abstract class AOutputForwardRunnable implements Runnable {
+
+    /** The class logger */
+    private static final Logger LOGGER = Logger
+            .getLogger(AOutputForwardRunnable.class.getName());
+    /** The default timeout (one tenth of second). */
+    private static final long DEFAULT_TIMEOUT = 100;
+    /** The manager. */
+    private final PipedConsoleManager manager;
+    /** The timeout */
+    private final long timeout;
+
+    /** Create a forward runnable with the given timeout.
+     * <p>
+     * Short timeout will be very responsive to the application actual messages,
+     * but may use computation time if the application is not verbose. Long
+     * timeout will save computation time, but will read batches of messages at
+     * once if the application is verbose. The right length for the timeout is
+     * likely to depend on the application and the use of it.
+     * <p>
+     * If you do not know what timeout length to use, please use the
+     * {@link #AOutputForwardRunnable(PipedConsoleManager)} constructor.
+     * 
+     * @param manager the manager
+     * @param timeout the timeout between message requests. */
+    public AOutputForwardRunnable(PipedConsoleManager manager, long timeout) {
+        super();
+        this.manager = manager;
+        this.timeout = timeout;
+    }
+
+    /** Create a forwarding runnable.
+     * 
+     * @param manager the manager */
+    public AOutputForwardRunnable(PipedConsoleManager manager) {
+        super();
+        this.manager = manager;
+        timeout = DEFAULT_TIMEOUT;
+    }
+
+    @Override
+    public void run() {
+        try {
+            while (isRunning()) {
+                while (isRunning() && !manager.available()) {
+                    waitASec();
+                }
+                if (!isRunning()) {
+                    return;
+                }
+                String m = manager.readNextLine();
+                forwardLine(m);
+            }
+        } catch (IOException e) {
+            LOGGER.log(Level.SEVERE, "Unexpected problem in manager", //$NON-NLS-1$
+                    e);
+        }
+    }
+
+    /** @param m the line to forward */
+    protected abstract void forwardLine(String m);
+
+    /** @return if the thread should keep running */
+    protected abstract boolean isRunning();
+
+    /** a method to wait some time */
+    protected void waitASec() {
+        try {
+            synchronized (this) {
+                wait(timeout);
+            }
+        } catch (InterruptedException e) {
+            LOGGER.log(Level.SEVERE, "Interrupted wait", //$NON-NLS-1$
+                    e);
+            return;
+        }
+    }
+
+}

gclc-swt/src/main/java/fr/bigeon/gclc/swt/ConsoleDelayIO.java

@@ -38,8 +38,6 @@
  */
 package fr.bigeon.gclc.swt;
 
-import fr.bigeon.gclc.manager.ConsoleManager;
-
 /** This class represents an object used to send commands to a console
  * application.
  * <p>
@@ -47,7 +45,7 @@ import fr.bigeon.gclc.manager.ConsoleManager;
  * and set, and then validate the input.
  *
  * @author Emmanuel Bigeon */
-public interface ConsoleDelayIO extends ConsoleManager {
+public interface ConsoleDelayIO {
     /** Actually send the input as the prompt next input. */
     void validateInput();
 

gclc-swt/src/main/java/fr/bigeon/gclc/swt/SWTConsole.java

@@ -53,12 +53,14 @@ import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Text;
 
 import fr.bigeon.gclc.ConsoleApplication;
+import fr.bigeon.gclc.manager.ConsoleManager;
 
 /** A SWT component to connect to gclc {@link ConsoleApplication}
  * <p>
  *
  * @author Emmanuel Bigeon */
-public class SWTConsole extends Composite implements ConsoleDelayIO {
+public class SWTConsole extends Composite
+        implements ConsoleDelayIO, ConsoleManager {
     /**
      *
      */
@@ -352,4 +354,13 @@ public class SWTConsole extends Composite implements ConsoleDelayIO {
         return consoleInput.getText();
     }
 
+    /* (non-Javadoc)
+     * @see fr.bigeon.gclc.manager.ConsoleManager#interruptPrompt() */
+    @Override
+    public void interruptPrompt() {
+        synchronized (promptLock) {
+            promptLock.notify();
+        }
+    }
+
 }

gclc-swt/src/main/java/fr/bigeon/gclc/swt/SWTConsoleView.java

@@ -0,0 +1,204 @@
+/*
+ * Copyright E. Bigeon (2015)
+ *
+ * emmanuel@bigeon.fr
+ *
+ * This software is a computer program whose purpose is to
+ * provide a swt window for console applications.
+ *
+ * This software is governed by the CeCILL license under French law and
+ * abiding by the rules of distribution of free software.  You can  use,
+ * modify and/or redistribute the software under the terms of the CeCILL
+ * license as circulated by CEA, CNRS and INRIA at the following URL
+ * "http://www.cecill.info".
+ *
+ * As a counterpart to the access to the source code and  rights to copy,
+ * modify and redistribute granted by the license, users are provided only
+ * with a limited warranty  and the software's author,  the holder of the
+ * economic rights,  and the successive licensors  have only  limited
+ * liability.
+ *
+ * In this respect, the user's attention is drawn to the risks associated
+ * with loading,  using,  modifying and/or developing or reproducing the
+ * software by the user in light of its specific status of free software,
+ * that may mean  that it is complicated to manipulate,  and  that  also
+ * therefore means  that it is reserved for developers  and  experienced
+ * professionals having in-depth computer knowledge. Users are therefore
+ * encouraged to load and test the software's suitability as regards their
+ * requirements in conditions enabling the security of their systems and/or
+ * data to be ensured and,  more generally, to use and operate it in the
+ * same conditions as regards security.
+ *
+ * The fact that you are presently reading this means that you have had
+ * knowledge of the CeCILL license and that you accept its terms.
+ */
+/**
+ * gclc-swt:fr.bigeon.gclc.swt.SWTConsole.java
+ * Created on: Apr 18, 2015
+ */
+package fr.bigeon.gclc.swt;
+
+import java.io.IOException;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.FocusAdapter;
+import org.eclipse.swt.events.FocusEvent;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Text;
+
+import fr.bigeon.gclc.ConsoleApplication;
+import fr.bigeon.gclc.manager.PipedConsoleManager;
+
+/** A SWT component to connect to gclc {@link ConsoleApplication}
+ * <p>
+ *
+ * @author Emmanuel Bigeon */
+public class SWTConsoleView extends Composite implements ConsoleDelayIO {
+    /** The local implementation of the forwarding runnable
+     * 
+     * @author Emmanuel Bigeon */
+    @SuppressWarnings("deprecation")
+    private final class ToSWTConsoleForwarRunnable
+            extends AOutputForwardRunnable {
+        /** The running status */
+        private boolean running = true;
+
+        /** @param manager the manager */
+        public ToSWTConsoleForwarRunnable(PipedConsoleManager manager) {
+            super(manager);
+        }
+
+        @Override
+        protected void forwardLine(String m) {
+            appendConsoleOutput(m);
+        }
+
+        @Override
+        protected boolean isRunning() {
+            return running && !isDisposed();
+        }
+
+        /** @param running the running to set */
+        public void setRunning(boolean running) {
+            this.running = running;
+        }
+    }
+
+    /** The class logger */
+    private static final Logger LOGGER = Logger
+            .getLogger(SWTConsoleView.class.getName());
+    /** The console output text field */
+    private final Text consoleOutput;
+    /** The console input text field */
+    private final Text consoleInput;
+    /** The actual manager */
+    private PipedConsoleManager manager;
+    /** The forwarding runnable */
+    private ToSWTConsoleForwarRunnable forward;
+
+    /** Create the composite.
+     *
+     * @param parent the prent composite
+     * @param style the composite style */
+    public SWTConsoleView(Composite parent, int style) {
+        super(parent, style);
+
+        setLayout(new GridLayout(1, false));
+
+        consoleOutput = new Text(this, SWT.BORDER | SWT.READ_ONLY | SWT.WRAP |
+                                       SWT.V_SCROLL | SWT.MULTI);
+        consoleOutput.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true,
+                1, 1));
+        consoleOutput.setRedraw(true);
+        consoleOutput.addFocusListener(new FocusAdapter() {
+            @SuppressWarnings("synthetic-access")
+            @Override
+            public void focusGained(FocusEvent e) {
+                consoleInput.setFocus();
+            }
+        });
+
+        consoleInput = new Text(this, SWT.BORDER);
+        consoleInput.setLayoutData(
+                new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
+        consoleInput.addKeyListener(new HistoryTextKeyListener(this));
+    }
+
+    /** @param manager the manager to set */
+    public void setManager(PipedConsoleManager manager) {
+        this.manager = manager;
+        if (forward != null) {
+            forward.setRunning(false);
+        }
+        forward = new ToSWTConsoleForwarRunnable(manager);
+        Thread th = new Thread(forward, "gclcToSWT"); //$NON-NLS-1$
+        th.start();
+    }
+
+    /** @param next the next message */
+    protected void appendConsoleOutput(final String next) {
+        Display.getDefault().syncExec(new Runnable() {
+            @SuppressWarnings("synthetic-access")
+            @Override
+            public void run() {
+                consoleOutput.append(System.lineSeparator() + next);
+            }
+        });
+    }
+
+    /**
+     * 
+     */
+    @Override
+    public void validateInput() {
+        try {
+            manager.type(getInput());
+        } catch (IOException e) {
+            LOGGER.log(Level.SEVERE, "Unable to input value to console", e); //$NON-NLS-1$
+        }
+    }
+
+    @Override
+    protected void checkSubclass() {
+        // Disable the check that prevents subclassing of SWT components
+    }
+
+    /* (non-Javadoc)
+     * @see org.eclipse.swt.widgets.Composite#setFocus() */
+    @Override
+    public boolean setFocus() {
+        return consoleInput.setFocus();
+    }
+
+    /** @param string the text */
+    public void setText(String string) {
+        consoleInput.setText(string);
+    }
+
+    /**
+     * 
+     */
+    public void validateCommand() {
+        validateInput();
+    }
+
+    /* (non-Javadoc)
+     * @see fr.bigeon.gclc.swt.ConsoleDelayIO#setInput(java.lang.String) */
+    @Override
+    public void setInput(String input) {
+        consoleInput.setText(input);
+        consoleInput.setSelection(input.length());
+    }
+
+    /* (non-Javadoc)
+     * @see fr.bigeon.gclc.swt.ConsoleDelayIO#getInput() */
+    @Override
+    public String getInput() {
+        return consoleInput.getText();
+    }
+}

gclc-swt/src/test/java/fr/bigeon/gclc/swt/HistoryTextKeyListenerTest.java

@@ -40,8 +40,6 @@ package fr.bigeon.gclc.swt;
 
 import static org.junit.Assert.assertEquals;
 
-import java.io.IOException;
-
 import org.eclipse.swt.SWT;
 import org.junit.Test;
 
@@ -58,51 +56,6 @@ public class HistoryTextKeyListenerTest {
         ConsoleDelayIO io = new ConsoleDelayIO() {
             private String input = "";
 
-            @Override
-            public void setPrompt(String prompt) {
-                //
-            }
-
-            @Override
-            public String prompt(String message) throws IOException {
-                return null;
-            }
-
-            @Override
-            public String prompt() throws IOException {
-                return null;
-            }
-
-            @Override
-            public void println(String message) throws IOException {
-                //
-            }
-
-            @Override
-            public void println() throws IOException {
-                //
-            }
-
-            @Override
-            public void print(String text) throws IOException {
-                //
-            }
-
-            @Override
-            public boolean isClosed() {
-                return false;
-            }
-
-            @Override
-            public String getPrompt() {
-                return null;
-            }
-
-            @Override
-            public void close() throws IOException {
-                //
-            }
-
             @Override
             public void validateInput() {
                 input = "";

gclc-swt/src/test/java/fr/bigeon/gclc/swt/SWTConsoleShellTest.java

@@ -48,6 +48,7 @@ import org.junit.Test;
 
 import fr.bigeon.gclc.ConsoleApplication;
 import fr.bigeon.gclc.command.Command;
+import fr.bigeon.gclc.command.ExitCommand;
 import fr.bigeon.gclc.exception.CommandRunException;
 import fr.bigeon.gclc.exception.InvalidCommandName;
 
@@ -69,7 +70,8 @@ public class SWTConsoleShellTest {
         swtConsole.setPrompt(":");
         try {
             final ConsoleApplication appl = new ConsoleApplication(swtConsole,
-                    "exit", "Hello", "See you");
+                    "Hello", "See you");
+            appl.add(new ExitCommand("exit", appl));
             appl.add(new Command("long") {
 
                 @Override
@@ -197,7 +199,8 @@ public class SWTConsoleShellTest {
         final SWTConsole swtConsole = (SWTConsole) shell.getManager();
         try {
             final ConsoleApplication appl = new ConsoleApplication(swtConsole,
-                    "exit", "Hello", "See you");
+                    "Hello", "See you");
+            appl.add(new ExitCommand("exit", appl));
             appl.add(new Command("long") {
 
                 @Override

gclc.system/pom.xml

@@ -23,7 +23,7 @@
     <dependency>
       <groupId>fr.bigeon</groupId>
       <artifactId>gclc</artifactId>
-      <version>1.2.6</version>
+      <version>1.3.1</version>
     </dependency>
   </dependencies>
   <name>GCLC system command</name>

gclc.system/src/main/java/net/bigeon/gclc/system/ExecSystemCommand.java

@@ -17,8 +17,7 @@ import fr.bigeon.gclc.exception.CommandRunException;
 import fr.bigeon.gclc.exception.CommandRunExceptionType;
 import fr.bigeon.gclc.manager.ConsoleManager;
 
-/** <p>
- * TODO
+/** A command that will execute a system command.
  *
  * @author Emmanuel Bigeon */
 public class ExecSystemCommand extends Command {
@@ -79,7 +78,7 @@ public class ExecSystemCommand extends Command {
             }
         });
         th.start();
-        manager.setPrompt("");
+        manager.setPrompt(""); //$NON-NLS-1$
         final OutputStream os = proc.getOutputStream();
         try (BufferedWriter writer = new BufferedWriter(
                 new OutputStreamWriter(os))) {

gclc/pom.xml

@@ -35,7 +35,7 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>gclc</artifactId>
-	<version>1.3.0</version>
+	<version>1.3.2-SNAPSHOT</version>
 	<packaging>jar</packaging>
 	<url>http://www.bigeon.fr/emmanuel</url>
 	<properties>
@@ -83,6 +83,6 @@
   <scm>
   
     <developerConnection>scm:git:gogs@git.code.bigeon.net:emmanuel/gclc.git</developerConnection>
-	<tag>gclc-1.3.0</tag>
+	<tag>HEAD</tag>
   </scm>
 </project>

gclc/src/main/java/fr/bigeon/gclc/manager/ConsoleManager.java

@@ -95,6 +95,11 @@ public interface ConsoleManager {
     boolean isClosed();
 
     /** Indicate to the manager that is should interrompt the prompting, if
-     * possible. */
+     * possible.
+     * <p>
+     * The pending {@link #prompt()} or {@link #prompt(String)} operations
+     * should return immediatly. However the returned value can be anything
+     * (from the partial prompt content to an empty string or even a null
+     * pointer). */
     void interruptPrompt();
 }

gclc/src/main/java/fr/bigeon/gclc/manager/PipedConsoleManager.java

@@ -159,6 +159,12 @@ public final class PipedConsoleManager
         return reading.getMessage();
     }
 
+    /** @return the content of the next line written by the application
+     * @throws IOException if the reading failed */
+    public boolean available() throws IOException {
+        return reading.hasMessage();
+    }
+
     /* (non-Javadoc)
      * @see fr.bigeon.gclc.manager.ConsoleManager#interruptPrompt() */
     @Override

gclc/src/main/java/fr/bigeon/gclc/manager/ReadingRunnable.java

@@ -51,6 +51,8 @@ import java.util.logging.Logger;
  * @author Emmanuel Bigeon */
 public class ReadingRunnable implements Runnable {
 
+    /** The closed pipe message */
+    private static final String CLOSED_PIPE = "Closed pipe"; //$NON-NLS-1$
     /** Wait timeout */
     private static final long TIMEOUT = 1000;
     /** Class logger */
@@ -65,6 +67,8 @@ public class ReadingRunnable implements Runnable {
 
     /** Synchro object */
     private final Object lock = new Object();
+    /** The waiting status for a message */
+    private boolean waiting;
 
     /** @param reader the input to read from */
     public ReadingRunnable(BufferedReader reader) {
@@ -93,6 +97,7 @@ public class ReadingRunnable implements Runnable {
                 }
             } catch (InterruptedIOException e) {
                 LOGGER.log(Level.INFO, "Reading interrupted", e); //$NON-NLS-1$
+
             } catch (IOException e) {
                 LOGGER.log(Level.SEVERE, "Unable to read from stream", e); //$NON-NLS-1$
                 running = false;
@@ -120,8 +125,9 @@ public class ReadingRunnable implements Runnable {
     public String getMessage() throws IOException {
         synchronized (lock) {
             if (!running) {
-                throw new IOException("Closed pipe"); //$NON-NLS-1$
+                throw new IOException(CLOSED_PIPE); 
             }
+            waiting = true;
             while (messages.isEmpty()) {
                 try {
                     lock.wait(TIMEOUT);
@@ -130,10 +136,11 @@ public class ReadingRunnable implements Runnable {
                             e);
                 }
                 if (messages.isEmpty() && !running) {
-                    throw new IOException("Closed pipe"); //$NON-NLS-1$
+                    throw new IOException(CLOSED_PIPE); 
                 }
             }
             LOGGER.finest("Polled: " + messages.peek()); //$NON-NLS-1$
+            waiting = false;
             return messages.poll();
         }
     }
@@ -151,4 +158,25 @@ public class ReadingRunnable implements Runnable {
             return running;
         }
     }
+
+    /** @return if a message is waiting
+     * @throws IOException if the pipe is closed */
+    public boolean hasMessage() throws IOException {
+        synchronized (lock) {
+            if (!running) {
+                throw new IOException(CLOSED_PIPE); 
+            }
+            return !messages.isEmpty();
+        }
+    }
+
+    /** Interrupts the wait on the next message by providing an empty message */
+    public void interrupt() {
+        synchronized (lock) {
+            if (waiting) {
+                messages.offer(""); //$NON-NLS-1$
+                lock.notify();
+            }
+        }
+    }
 }

gclc/src/main/java/fr/bigeon/gclc/manager/SystemConsoleManager.java

@@ -170,7 +170,7 @@ public final class SystemConsoleManager implements ConsoleManager { // NOSONAR
      * @see fr.bigeon.gclc.manager.ConsoleManager#interruptPrompt() */
     @Override
     public void interruptPrompt() {
-        promptThread.interrupt();
+        reading.interrupt();
     }
 
 }

gclc/src/main/java/fr/bigeon/gclc/manager/WritingRunnable.java

@@ -39,7 +39,7 @@
 package fr.bigeon.gclc.manager;
 
 import java.io.IOException;
-import java.io.PipedOutputStream;
+import java.io.OutputStream;
 import java.nio.ByteBuffer;
 import java.nio.charset.Charset;
 import java.util.ArrayDeque;
@@ -62,7 +62,7 @@ public class WritingRunnable implements Runnable {
     /** Messages to write */
     private final Deque<String> messages = new ArrayDeque<>();
     /** Stream to write to */
-    private final PipedOutputStream outPrint;
+    private final OutputStream outPrint;
     /** The charset */
     private final Charset charset;
     /** Runnable state */
@@ -73,7 +73,7 @@ public class WritingRunnable implements Runnable {
 
     /** @param outPrint the output to print to
      * @param charset the charset of the stream */
-    public WritingRunnable(PipedOutputStream outPrint, Charset charset) {
+    public WritingRunnable(OutputStream outPrint, Charset charset) {
         super();
         this.outPrint = outPrint;
         this.charset = charset;

gclc/src/main/java/fr/bigeon/gclc/tools/AOutputForwardRunnable.java

@@ -0,0 +1,96 @@
+/**
+ * gclc:fr.bigeon.gclc.tools.AOutputForwardRunnable.java
+ * Created on: Dec 1, 2016
+ */
+package fr.bigeon.gclc.tools;
+
+import java.io.IOException;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import fr.bigeon.gclc.manager.PipedConsoleManager;
+
+/** An incomplete implematation used to forward messages from a piped console.
+ * <p>
+ * This forwarding can be interrupted without closing the piped manager.
+ *
+ * @author Emmanuel Bigeon */
+public abstract class AOutputForwardRunnable implements Runnable {
+
+    /** The class logger */
+    private static final Logger LOGGER = Logger
+            .getLogger(AOutputForwardRunnable.class.getName());
+    /** The default timeout (one tenth of second). */
+    private static final long DEFAULT_TIMEOUT = 100;
+    /** The manager. */
+    private final PipedConsoleManager manager;
+    /** The timeout */
+    private final long timeout;
+
+    /** Create a forward runnable with the given timeout.
+     * <p>
+     * Short timeout will be very responsive to the application actual messages,
+     * but may use computation time if the application is not verbose. Long
+     * timeout will save computation time, but will read batches of messages at
+     * once if the application is verbose. The right length for the timeout is
+     * likely to depend on the application and the use of it.
+     * <p>
+     * If you do not know what timeout length to use, please use the
+     * {@link #AOutputForwardRunnable(PipedConsoleManager)} constructor.
+     * 
+     * @param manager the manager
+     * @param timeout the timeout between message requests. */
+    public AOutputForwardRunnable(PipedConsoleManager manager, long timeout) {
+        super();
+        this.manager = manager;
+        this.timeout = timeout;
+    }
+
+    /** Create a forwarding runnable.
+     * 
+     * @param manager the manager */
+    public AOutputForwardRunnable(PipedConsoleManager manager) {
+        super();
+        this.manager = manager;
+        timeout = DEFAULT_TIMEOUT;
+    }
+
+    @Override
+    public void run() {
+        try {
+            while (isRunning()) {
+                while (isRunning() && !manager.available()) {
+                    waitASec();
+                }
+                if (!isRunning()) {
+                    return;
+                }
+                String m = manager.readNextLine();
+                forwardLine(m);
+            }
+        } catch (IOException e) {
+            LOGGER.log(Level.SEVERE, "Unexpected problem in manager", //$NON-NLS-1$
+                    e);
+        }
+    }
+
+    /** @param m the line to forward */
+    protected abstract void forwardLine(String m);
+
+    /** @return if the thread should keep running */
+    protected abstract boolean isRunning();
+
+    /** a method to wait some time */
+    protected void waitASec() {
+        try {
+            synchronized (this) {
+                wait(timeout);
+            }
+        } catch (InterruptedException e) {
+            LOGGER.log(Level.SEVERE, "Interrupted wait", //$NON-NLS-1$
+                    e);
+            return;
+        }
+    }
+
+}

gclc/src/test/java/fr/bigeon/gclc/command/CommandParametersTest.java

@@ -55,6 +55,7 @@ import org.junit.Test;
  * @author Emmanuel Bigeon
  *
  */
+@SuppressWarnings({"static-method", "nls"})
 public class CommandParametersTest {
 
     /**