1 files changed, 213 insertions, 0 deletions
diff --git a/ridljar/com/sun/star/lib/connections/pipe/PipeConnection.java b/ridljar/com/sun/star/lib/connections/pipe/PipeConnection.java
new file mode 100644
index 000000000..b3a686f17
--- /dev/null
+++ b/ridljar/com/sun/star/lib/connections/pipe/PipeConnection.java
@@ -0,0 +1,213 @@
+/* -*- 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.lib.connections.pipe;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.StringTokenizer;
+
+import com.sun.star.connection.XConnection;
+import com.sun.star.connection.XConnectionBroadcaster;
+import com.sun.star.io.XStreamListener;
+import com.sun.star.lib.util.NativeLibraryLoader;
+
+/**
+ * The PipeConnection implements the <code>XConnection</code> interface
+ * and is uses by the <code>PipeConnector</code> and the <code>PipeAcceptor</code>.
+ * This class is not part of the provided <code>api</code>.
+ *
+ * The native implementation is in jurt/source/pipe/com_sun_star_lib_connections_pipe_PipeConnection.c
+ *
+ * @see         com.sun.star.lib.connections.pipe.pipeAcceptor
+ * @see         com.sun.star.lib.connections.pipe.pipeConnector
+ * @see         com.sun.star.connection.XConnection
+ * @since       UDK1.0
+ */
+public class PipeConnection implements XConnection, XConnectionBroadcaster {
+    /**
+     * When set to true, enables various debugging output.
+     */
+    public static final boolean DEBUG = false;
+
+    static {
+        // load shared library for JNI code
+        NativeLibraryLoader.loadLibrary(PipeConnection.class.getClassLoader(), "jpipe");
+    }
+
+    protected String    _aDescription;
+    protected long      _nPipeHandle;
+    protected ArrayList<XStreamListener>    _aListeners;
+    protected boolean   _bFirstRead;
+
+    /**
+     * Constructs a new <code>PipeConnection</code>.
+     *
+     * @param  description   the description of the connection.
+     */
+    public PipeConnection(String description)
+        throws IOException
+    {
+        if (DEBUG) System.err.println("##### " + getClass().getName() + " - instantiated " + description );
+
+        _aListeners = new ArrayList<XStreamListener>();
+        _bFirstRead = true;
+
+        // get pipe name from pipe descriptor
+        String aPipeName  ;
+        StringTokenizer aTokenizer = new StringTokenizer( description, "," );
+        if ( aTokenizer.hasMoreTokens() ) {
+            String aConnType = aTokenizer.nextToken();
+            if ( !aConnType.equals( "pipe" ) )
+                throw new RuntimeException( "invalid pipe descriptor: does not start with 'pipe,'" );
+
+            String aPipeNameParam = aTokenizer.nextToken();
+            if ( !aPipeNameParam.substring( 0, 5 ).equals( "name=" ) )
+                throw new RuntimeException( "invalid pipe descriptor: no 'name=' parameter found" );
+            aPipeName = aPipeNameParam.substring( 5 );
+        }
+        else
+            throw new RuntimeException( "invalid or empty pipe descriptor" );
+
+        // create the pipe
+        try {
+            createJNI( aPipeName );
+        } catch ( java.lang.Exception ex1 ) {
+            IOException ex2 = new IOException();
+            ex2.initCause(ex1);
+            throw ex2;
+        }
+    }
+
+    public void addStreamListener(XStreamListener aListener ) throws com.sun.star.uno.RuntimeException {
+        _aListeners.add(aListener);
+    }
+
+    public void removeStreamListener(XStreamListener aListener ) throws com.sun.star.uno.RuntimeException {
+        _aListeners.remove(aListener);
+    }
+
+    private void notifyListeners_open() {
+        for (XStreamListener xStreamListener : _aListeners) {
+            xStreamListener.started();
+        }
+    }
+
+    private void notifyListeners_close() {
+        for (XStreamListener xStreamListener : _aListeners) {
+            xStreamListener.closed();
+        }
+    }
+
+    private void notifyListeners_error(com.sun.star.uno.Exception exception) {
+        for (XStreamListener xStreamListener : _aListeners) {
+            xStreamListener.error(exception);
+        }
+    }
+
+    // JNI implementation to create the pipe
+    private native int createJNI( String name )
+        throws com.sun.star.io.IOException, com.sun.star.uno.RuntimeException;
+
+    // JNI implementation to read from the pipe
+    private native int readJNI(/*OUT*/byte[][] bytes, int nBytesToRead)
+        throws com.sun.star.io.IOException, com.sun.star.uno.RuntimeException;
+
+    // JNI implementation to write to the pipe
+    private native void writeJNI(byte aData[])
+        throws com.sun.star.io.IOException, com.sun.star.uno.RuntimeException;
+
+    // JNI implementation to flush the pipe
+    private native void flushJNI()
+        throws com.sun.star.io.IOException, com.sun.star.uno.RuntimeException;
+
+    // JNI implementation to close the pipe
+    private native void closeJNI()
+        throws com.sun.star.io.IOException, com.sun.star.uno.RuntimeException;
+
+    /**
+     * Read the required number of bytes.
+     *
+     * @param    bytes   the outparameter, 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 int read(/*OUT*/byte[][] bytes, int nBytesToRead)
+        throws com.sun.star.io.IOException, com.sun.star.uno.RuntimeException
+    {
+        if(_bFirstRead) {
+            _bFirstRead = false;
+
+            notifyListeners_open();
+        }
+
+        return readJNI( bytes, nBytesToRead );
+    }
+
+    /**
+     * 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
+    {
+        writeJNI( aData );
+    }
+
+    /**
+     * Flushes the buffer.
+     *
+     * @see      com.sun.star.connection.XConnection#flush
+     */
+    public void flush()
+        throws com.sun.star.io.IOException, com.sun.star.uno.RuntimeException
+    {
+        flushJNI();
+    }
+
+    /**
+     * Closes the connection.
+     *
+     * @see       com.sun.star.connection.XConnection#close
+     */
+    public void close()
+        throws com.sun.star.io.IOException, com.sun.star.uno.RuntimeException
+    {
+        if (DEBUG) System.out.print( "PipeConnection::close() " );
+        closeJNI();
+        notifyListeners_close();
+        if (DEBUG) System.out.println( "done" );
+    }
+
+    /**
+     * Gives a description of the connection.
+     *
+     * @return  the description.
+     * @see     com.sun.star.connection.XConnection#getDescription
+     */
+    public String getDescription() throws com.sun.star.uno.RuntimeException {
+        return _aDescription;
+    }
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */