Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

5 files changed, 755 insertions, 0 deletions

diff --git a/ridljar/com/sun/star/comp/connections/Acceptor.java b/ridljar/com/sun/star/comp/connections/Acceptor.java
new file mode 100644
index 000000000..996eaeb85
--- /dev/null
+++ b/ridljar/com/sun/star/comp/connections/Acceptor.java
@@ -0,0 +1,153 @@
+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+package com.sun.star.comp.connections;
+
+import com.sun.star.comp.loader.FactoryHelper;
+import com.sun.star.connection.AlreadyAcceptingException;
+import com.sun.star.connection.ConnectionSetupException;
+import com.sun.star.connection.XAcceptor;
+import com.sun.star.connection.XConnection;
+import com.sun.star.lang.XMultiServiceFactory;
+import com.sun.star.lang.XSingleServiceFactory;
+import com.sun.star.registry.XRegistryKey;
+
+/**
+ * A component that implements the <code>XAcceptor</code> interface.
+ *
+ * <p>The <code>Acceptor</code> is a general component, that uses less general
+ * components (like <code>com.sun.star.connection.socketAcceptor</code>) to
+ * implement its functionality.</p>
+ *
+ * @see com.sun.star.connection.XAcceptor
+ * @see com.sun.star.connection.XConnection
+ * @see com.sun.star.connection.XConnector
+ * @see com.sun.star.comp.loader.JavaLoader
+ *
+ * @since UDK 1.0
+ */
+public final class Acceptor implements XAcceptor {
+    /**
+     * The name of the service.
+     *
+     * <p>The <code>JavaLoader</code> accesses this through reflection.</p>
+     *
+     * @see com.sun.star.comp.loader.JavaLoader
+     */
+    public static final String __serviceName
+    = "com.sun.star.connection.Acceptor";
+
+    /**
+     * Returns a factory for creating the service.
+     *
+     * <p>This method is called by the <code>JavaLoader</code>.</p>
+     *
+     * @param implName the name of the implementation for which a service is
+     *     requested.
+     * @param multiFactory the service manager to be used (if needed).
+     * @param regKey the registry key.
+     * @return an <code>XSingleServiceFactory</code> for creating the component.
+     *
+     * @see com.sun.star.comp.loader.JavaLoader
+     */
+    public static XSingleServiceFactory __getServiceFactory(
+        String implName, XMultiServiceFactory multiFactory, XRegistryKey regKey)
+    {
+        return implName.equals(Acceptor.class.getName())
+            ? FactoryHelper.getServiceFactory(Acceptor.class, __serviceName,
+                                              multiFactory, regKey)
+            : null;
+    }
+
+    /**
+     * Constructs a new <code>Acceptor</code> that uses the given service
+     * factory to create a specific <code>XAcceptor</code>.
+     *
+     * @param serviceFactory the service factory to use.
+     */
+    public Acceptor(XMultiServiceFactory serviceFactory) {
+        this.serviceFactory = serviceFactory;
+    }
+
+    /**
+     * Accepts a connection request via the given connection type.
+     *
+     * <p>This call blocks until a connection has been established.</p>
+     *
+     * <p>The connection description has the following format:
+     * <code><var>type</var></code><!--
+     *     -->*(<code><var>key</var>=<var>value</var></code>).
+     * The specific <code>XAcceptor</code> implementation is instantiated
+     * through the service factory as
+     * <code>com.sun.star.connection.<var>type</var>Acceptor</code> (with
+     * <code><var>type</var></code> in lower case).</p>
+     *
+     * @param connectionDescription the description of the connection.
+     * @return an <code>XConnection</code> to the client.
+     *
+     * @see com.sun.star.connection.XConnection
+     * @see com.sun.star.connection.XConnector
+     */
+    public XConnection accept(String connectionDescription) throws
+        AlreadyAcceptingException, ConnectionSetupException,
+        com.sun.star.lang.IllegalArgumentException
+    {
+        if (DEBUG) {
+            System.err.println("##### " + getClass().getName() + ".accept("
+                               + connectionDescription + ")");
+        }
+        XAcceptor acc;
+        synchronized (this) {
+            if (acceptor == null) {
+                acceptor = (XAcceptor) Implementation.getConnectionService(
+                    serviceFactory, connectionDescription, XAcceptor.class,
+                    "Acceptor");
+                acceptingDescription = connectionDescription;
+            } else if (!connectionDescription.equals(acceptingDescription)) {
+                throw new AlreadyAcceptingException(acceptingDescription
+                                                    + " vs. "
+                                                    + connectionDescription);
+            }
+            acc = acceptor;
+        }
+        return acc.accept(connectionDescription);
+    }
+
+    /**
+     *
+     * @see com.sun.star.connection.XAcceptor#stopAccepting
+     */
+    public void stopAccepting() {
+        XAcceptor acc;
+        synchronized (this) {
+            acc = acceptor;
+        }
+        acc.stopAccepting();
+    }
+
+    private static final boolean DEBUG = false;
+
+    private final XMultiServiceFactory serviceFactory;
+
+    private XAcceptor acceptor = null;
+    private String acceptingDescription;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
+
diff --git a/ridljar/com/sun/star/comp/connections/Connector.java b/ridljar/com/sun/star/comp/connections/Connector.java
new file mode 100644
index 000000000..6ffab9eea
--- /dev/null
+++ b/ridljar/com/sun/star/comp/connections/Connector.java
@@ -0,0 +1,130 @@
+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+package com.sun.star.comp.connections;
+
+import com.sun.star.comp.loader.FactoryHelper;
+import com.sun.star.connection.ConnectionSetupException;
+import com.sun.star.connection.NoConnectException;
+import com.sun.star.connection.XConnection;
+import com.sun.star.connection.XConnector;
+import com.sun.star.lang.XMultiServiceFactory;
+import com.sun.star.lang.XSingleServiceFactory;
+import com.sun.star.registry.XRegistryKey;
+
+/**
+ * A component that implements the <code>XConnector</code> interface.
+ *
+ * <p>The <code>Connector</code> is a general component, that uses less general
+ * components (like <code>com.sun.star.connection.socketConnector</code>) to
+ * implement its functionality.</p>
+ *
+ * @see com.sun.star.connection.XAcceptor
+ * @see com.sun.star.connection.XConnection
+ * @see com.sun.star.connection.XConnector
+ * @see com.sun.star.comp.loader.JavaLoader
+ *
+ * @since UDK 1.0
+ */
+public class Connector implements XConnector {
+    /**
+     * The name of the service.
+     *
+     * <p>The <code>JavaLoader</code> accesses this through reflection.</p>
+     *
+     * @see com.sun.star.comp.loader.JavaLoader
+     */
+    public static final String __serviceName
+    = "com.sun.star.connection.Connector";
+
+    /**
+     * Returns a factory for creating the service.
+     *
+     * <p>This method is called by the <code>JavaLoader</code>.</p>
+     *
+     * @param implName the name of the implementation for which a service is
+     *     requested.
+     * @param multiFactory the service manager to be used (if needed).
+     * @param regKey the registry key.
+     * @return an <code>XSingleServiceFactory</code> for creating the component.
+     *
+     * @see com.sun.star.comp.loader.JavaLoader
+     */
+    public static XSingleServiceFactory __getServiceFactory(
+        String implName, XMultiServiceFactory multiFactory, XRegistryKey regKey)
+    {
+        return implName.equals(Connector.class.getName())
+            ? FactoryHelper.getServiceFactory(Connector.class, __serviceName,
+                                              multiFactory, regKey)
+            : null;
+    }
+
+    /**
+     * Constructs a new <code>Connector</code> that uses the given service
+     * factory to create a specific <code>XConnector</code>.
+     *
+     * @param serviceFactory the service factory to use.
+     */
+    public Connector(XMultiServiceFactory serviceFactory) {
+        this.serviceFactory = serviceFactory;
+    }
+
+    /**
+     * Connects via the given connection type to a waiting server.
+     *
+     * <p>The connection description has the following format:
+     * <code><var>type</var></code><!--
+     *     -->*(<code><var>key</var>=<var>value</var></code>).
+     * The specific <code>XConnector</code> implementation is instantiated
+     * through the service factory as
+     * <code>com.sun.star.connection.<var>type</var>Connector</code> (with
+     * <code><var>type</var></code> in lower case).</p>
+     *
+     * @param connectionDescription the description of the connection.
+     * @return an <code>XConnection</code> to the server.
+     *
+     * @see com.sun.star.connection.XAcceptor
+     * @see com.sun.star.connection.XConnection
+     */
+    public synchronized XConnection connect(String connectionDescription)
+        throws NoConnectException, ConnectionSetupException
+    {
+        if (DEBUG) {
+            System.err.println("##### " + getClass().getName() + ".connect("
+                               + connectionDescription + ")");
+        }
+        if (connected) {
+            throw new ConnectionSetupException("already connected");
+        }
+        XConnection con
+            = ((XConnector) Implementation.getConnectionService(
+                   serviceFactory, connectionDescription, XConnector.class,
+                   "Connector")).connect(connectionDescription);
+        connected = true;
+        return con;
+    }
+
+    private static final boolean DEBUG = false;
+
+    private final XMultiServiceFactory serviceFactory;
+
+    private boolean connected = false;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/ridljar/com/sun/star/comp/connections/ConstantInstanceProvider.java b/ridljar/com/sun/star/comp/connections/ConstantInstanceProvider.java
new file mode 100644
index 000000000..6c2fcb2d8
--- /dev/null
+++ b/ridljar/com/sun/star/comp/connections/ConstantInstanceProvider.java
@@ -0,0 +1,118 @@
+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+package com.sun.star.comp.connections;
+
+import com.sun.star.bridge.XInstanceProvider;
+
+import com.sun.star.lang.XMultiServiceFactory;
+import com.sun.star.lang.XSingleServiceFactory;
+
+import com.sun.star.registry.XRegistryKey;
+
+import com.sun.star.comp.loader.FactoryHelper;
+
+
+/**
+ * The <code>ConstantInstanceProvider</code> is a component
+ * that implements the <code>XInstanceProvider</code> Interface.
+ *
+ * @see         com.sun.star.bridge.XBridge
+ * @see         com.sun.star.bridge.XBridgeFactory
+ * @see         com.sun.star.bridge.XInstanceProvider
+ * @see         com.sun.star.comp.loader.JavaLoader
+ * @since       UDK1.0
+ */
+public class ConstantInstanceProvider implements XInstanceProvider {
+    /**
+     * When set to true, enables various debugging output.
+     */
+    public static final boolean DEBUG = false;
+
+    /**
+     * The name of the service, the <code>JavaLoader</code> accesses this through
+     * reflection.
+     */
+    private static final String __serviceName = "com.sun.star.comp.connection.InstanceProvider";
+
+    /**
+     * Gives a factory for creating the service.
+     * <p>This method is called by the <code>JavaLoader</code>.</p>
+     *
+     * @param   implName     the name of the implementation for which a service is desired.
+     * @param   multiFactory the service manager to be uses if needed.
+     * @param   regKey       the registryKey.
+     * @return  returns a <code>XSingleServiceFactory</code> for creating the component.
+     *
+     * @see                  com.sun.star.comp.loader.JavaLoader
+     */
+    public static XSingleServiceFactory __getServiceFactory(String implName,
+                                                            XMultiServiceFactory multiFactory,
+                                                            XRegistryKey regKey)
+    {
+        XSingleServiceFactory xSingleServiceFactory = null;
+
+        if (implName.equals(ConstantInstanceProvider.class.getName()) )
+            xSingleServiceFactory = FactoryHelper.getServiceFactory(ConstantInstanceProvider.class,
+                                                                    __serviceName,
+                                                                    multiFactory,
+                                                                    regKey);
+
+        return xSingleServiceFactory;
+    }
+
+    protected XMultiServiceFactory _serviceManager;
+    protected String _serviceName;
+    protected Object _instance;
+
+
+    public void setInstance(String serviceName) throws com.sun.star.uno.Exception {
+        _instance = _serviceManager.createInstance(serviceName);
+        _serviceName = serviceName;
+    }
+
+    /**
+     * Constructs a new <code>ConstantInstanceProvider</code>.
+     * <p>Uses the provided ServiceManager as the provided instance.</p>
+     *
+     * @param    serviceManager   the provided service manager
+     */
+    public ConstantInstanceProvider(XMultiServiceFactory serviceManager) {
+        _serviceManager = serviceManager;
+
+        _serviceName = "SERVICEMANAGER";
+        _instance    = serviceManager;
+    }
+
+    /**
+     * Gives an object for the passed instance name.
+     *
+     * @return  the desired instance
+     * @param   sInstanceName   the name of the desired instance
+     */
+    public Object getInstance(String sInstanceName) throws com.sun.star.container.NoSuchElementException, com.sun.star.uno.RuntimeException {
+        Object result = sInstanceName.equals(_serviceName) ? _instance : null;
+
+        if(DEBUG) System.err.println("##### " + getClass().getName() + ".getInstance(" + sInstanceName + "):" + result);
+
+        return result;
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/ridljar/com/sun/star/comp/connections/Implementation.java b/ridljar/com/sun/star/comp/connections/Implementation.java
new file mode 100644
index 000000000..94cabe253
--- /dev/null
+++ b/ridljar/com/sun/star/comp/connections/Implementation.java
@@ -0,0 +1,95 @@
+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+package com.sun.star.comp.connections;
+
+import com.sun.star.connection.ConnectionSetupException;
+import com.sun.star.lang.XMultiServiceFactory;
+import com.sun.star.uno.UnoRuntime;
+
+/**
+ * Helper class for <code>Acceptor</code> and <code>Connector</code>.
+ */
+final class Implementation {
+    /**
+     * Instantiate a service for a given connection type.
+     *
+     * @param factory the service factory used to instantiate the requested
+     *     service.
+     * @param description has the following format:
+     *     <code><var>type</var></code><!--
+     *         -->*(<code><var>key</var>=<var>value</var></code>).
+     *     The specific service implementation is instantiated through the
+     *     service factory as
+     *     <code>com.sun.star.connection.<var>type</var>service<var></var><!--
+     *         --></code>
+     *     (with <code><var>type</var></code> in lower case, and
+     *     <code><var>service</var></code> either <code>Acceptor</code> or
+     *     <code>Connector</code>).
+     * @param serviceClass the IDL interface type for which to query the
+     *     requested service.
+     * @param serviceType must be either <code>Acceptor</code> or
+     *     <code>Connector</code>.
+     * @return an instance of the requested service.  Never returns
+     *     <code>null</code>.
+     * @throws ConnectionSetupException if the requested service can not be
+     *     found, or cannot be instantiated.
+     */
+    public static Object getConnectionService(XMultiServiceFactory factory,
+                                              String description,
+                                              Class<?> serviceClass,
+                                              String serviceType)
+        throws ConnectionSetupException
+    {
+        int i = description.indexOf(',');
+        String type
+            = (i < 0 ? description : description.substring(0, i)).toLowerCase();
+        Object service = null;
+        try {
+            service = UnoRuntime.queryInterface(
+                serviceClass,
+                factory.createInstance("com.sun.star.connection." + type
+                                       + serviceType));
+        } catch (RuntimeException e) {
+            throw e;
+        } catch (com.sun.star.uno.Exception e) {
+        }
+        if (service == null) {
+            // As a fallback, also try to instantiate the service from the
+            // com.sun.star.lib.connections package structure:
+            try {
+                service
+                    = Class.forName("com.sun.star.lib.connections." + type
+                                    + "." + type + serviceType).newInstance();
+            } catch (ClassNotFoundException e) {
+            } catch (IllegalAccessException e) {
+            } catch (InstantiationException e) {
+            }
+        }
+        if (service == null) {
+            throw new ConnectionSetupException("no " + serviceType + " for "
+                                               + type);
+        }
+        return service;
+    }
+
+    private Implementation() {} // do not instantiate
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/ridljar/com/sun/star/comp/connections/PipedConnection.java b/ridljar/com/sun/star/comp/connections/PipedConnection.java
new file mode 100644
index 000000000..631cfae40
--- /dev/null
+++ b/ridljar/com/sun/star/comp/connections/PipedConnection.java
@@ -0,0 +1,259 @@
+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+package com.sun.star.comp.connections;
+
+
+import com.sun.star.comp.loader.FactoryHelper;
+import com.sun.star.connection.XConnection;
+import com.sun.star.lang.XMultiServiceFactory;
+import com.sun.star.lang.XSingleServiceFactory;
+import com.sun.star.registry.XRegistryKey;
+
+/**
+ * The <code>PipedConnection</code> is a component that implements the
+ * <code>XConnection</code> Interface.
+ * <p>It is useful for <code>Thread</code> communication in one Process.</p>
+ *
+ * @see         com.sun.star.connection.XConnection
+ * @see         com.sun.star.comp.loader.JavaLoader
+ * @since       UDK1.0
+ */
+public class PipedConnection implements XConnection {
+    /**
+     * When set to true, enables various debugging output.
+     */
+    public static final boolean DEBUG = false;
+
+    /**
+     * The name of the service, the <code>JavaLoader</code> accesses this through
+     * reflection.
+     */
+    private static final String __serviceName = "com.sun.star.connection.PipedConnection";
+
+    /**
+     * Gives a factory for creating the service.
+     * <p>This method is called by the <code>JavaLoader</code>.</p>
+     *
+     * @param   implName     the name of the implementation for which a service is desired.
+     * @param   multiFactory the service manager to be uses if needed.
+     * @param   regKey       the registryKey.
+     * @return  returns a <code>XSingleServiceFactory</code> for creating the component.
+     *
+     * @see                  com.sun.star.comp.loader.JavaLoader
+     */
+    public static XSingleServiceFactory __getServiceFactory(String implName,
+                                                          XMultiServiceFactory multiFactory,
+                                                          XRegistryKey regKey)
+    {
+        XSingleServiceFactory xSingleServiceFactory = null;
+
+        if (implName.equals(PipedConnection.class.getName()) )
+            xSingleServiceFactory = FactoryHelper.getServiceFactory(PipedConnection.class,
+                                                                    __serviceName,
+                                                                    multiFactory,
+                                                                    regKey);
+
+        return xSingleServiceFactory;
+    }
+
+    /**
+     * The amount of time in milliseconds, to wait to see check the buffers.
+     */
+    protected static final int __waitTime = 10000;
+
+    protected byte             _buffer[] = new byte[4096];
+    protected int              _in,
+                               _out;
+    protected boolean          _closed;
+    protected PipedConnection  _otherSide;
+
+    /**
+     * Constructs a new <code>PipedConnection</code>, sees if there is another
+     * side, which it should be connected to.
+     *
+     * @param    args   Another side could be in index 0.
+     */
+    public PipedConnection(Object args[]) throws com.sun.star.uno.RuntimeException {
+        if (DEBUG) System.err.println("##### " + getClass().getName() + " - instantiated");
+
+        _otherSide = (args.length == 1) ? (PipedConnection)args[0] : null;
+        if(_otherSide != null) {
+            if(_otherSide == this)
+                throw new RuntimeException("can not connect to myself");
+
+            _otherSide._otherSide = this;
+        }
+    }
+
+    /**
+     * This is a private method, used to communicate internal in the pipe.
+     */
+    private synchronized void receive(byte aData[]) throws com.sun.star.io.IOException {
+        int bytesWritten = 0;
+
+        if(DEBUG) System.err.println("##### PipedConnection.receive - bytes:" + aData.length + " at:" + _out);
+
+        while(bytesWritten < aData.length) {
+            // wait until it is not full anymore
+            while(_out == (_in - 1) || (_in == 0 && _out == _buffer.length - 1)) {
+                try {
+                    notify(); // the buffer is full, signal it
+
+                    wait(__waitTime);
+                }
+                catch(InterruptedException interruptedException) {
+                    throw new com.sun.star.io.IOException(interruptedException);
+                }
+            }
+
+            if(_closed) throw new com.sun.star.io.IOException("connection has been closed");
+
+            int bytes  ;
+
+            if(_out < _in) {
+                bytes = Math.min(aData.length - bytesWritten, _in - _out - 1);
+
+                System.arraycopy(aData, bytesWritten, _buffer, _out, bytes);
+            }
+            else {
+                if(_in > 0){
+                    bytes = Math.min(aData.length - bytesWritten, _buffer.length - _out);
+                }
+                else {
+                    bytes = Math.min(aData.length - bytesWritten, _buffer.length - _out - 1);
+                }
+
+                System.arraycopy(aData, bytesWritten, _buffer, _out, bytes);
+            }
+
+            bytesWritten += bytes;
+            _out += bytes;
+            if(_out >= _buffer.length)
+                _out = 0;
+        }
+    }
+
+    /**
+     * Read the required number of bytes.
+     *
+     * @param   aReadBytes   the out parameter, where the bytes have to be placed.
+     * @param   nBytesToRead the number of bytes to read.
+     * @return  the number of bytes read.
+     *
+     * @see     com.sun.star.connection.XConnection#read
+     */
+    public synchronized int read(/*OUT*/byte[][] aReadBytes, int nBytesToRead) throws com.sun.star.io.IOException, com.sun.star.uno.RuntimeException {
+        aReadBytes[0] = new byte[nBytesToRead];
+
+        if(DEBUG) System.err.println("##### PipedConnection.read - bytes:" + nBytesToRead + " at:" + _in);
+
+        // loop while not all bytes read or when closed but there is still data
+        while(nBytesToRead > 0 && (_in != _out || !_closed)) {
+            while(_in == _out && !_closed) {
+                try {
+                    notify(); // the buffer is empty, signal it
+
+                    wait(__waitTime); // we wait for data or for the pipe to be closed
+                }
+                catch(InterruptedException interruptedException) {
+                    throw new com.sun.star.io.IOException(interruptedException);
+                }
+            }
+
+            if(_in < _out) {
+                int bytes = Math.min(nBytesToRead, _out - _in);
+
+                System.arraycopy(_buffer, _in, aReadBytes[0], aReadBytes[0].length - nBytesToRead, bytes);
+
+                nBytesToRead -= bytes;
+                _in += bytes;
+            }
+            else if(_in > _out) {
+                int bytes = Math.min(nBytesToRead, _buffer.length - _in);
+
+                System.arraycopy(_buffer, _in, aReadBytes[0], aReadBytes[0].length - nBytesToRead, bytes);
+
+                nBytesToRead -= bytes;
+                _in += bytes;
+                if(_in >= _buffer.length)
+                    _in = 0;
+            }
+        }
+
+        if(nBytesToRead > 0) { // not all bytes read
+            byte tmp[] = new byte[aReadBytes[0].length - nBytesToRead];
+            System.arraycopy(aReadBytes[0], 0, tmp, 0, tmp.length);
+
+            aReadBytes[0] = tmp;
+        }
+
+        return aReadBytes[0].length;
+    }
+
+    /**
+     * Write bytes.
+     *
+     * @param   aData the bytes to write.
+     * @see     com.sun.star.connection.XConnection#write
+     */
+    public void write(byte aData[]) throws com.sun.star.io.IOException, com.sun.star.uno.RuntimeException {
+        _otherSide.receive(aData);
+    }
+
+    /**
+     * Flushes the buffer, notifies if necessary the other side that new data has
+     * arrived.
+     *
+     * @see     com.sun.star.connection.XConnection#flush
+     */
+    public void flush() throws com.sun.star.io.IOException, com.sun.star.uno.RuntimeException {
+        synchronized(_otherSide) {
+            _otherSide.notify();
+        }
+    }
+
+    /**
+     * Closes the pipe.
+     *
+     * @see     com.sun.star.connection.XConnection#close()
+     */
+    public synchronized void close() throws com.sun.star.io.IOException, com.sun.star.uno.RuntimeException {
+        if(!_closed) {
+            _closed = true;
+
+            _otherSide.close();
+
+            notify();
+        }
+    }
+
+    /**
+     * Gives a description of this pipe.
+     *
+     * @return  the description.
+     * @see     com.sun.star.connection.XConnection#getDescription
+     */
+    public String getDescription() throws com.sun.star.uno.RuntimeException {
+        return getClass().getName();
+    }
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */