| /* StreamHolder.java -- |
| Copyright (C) 2005 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| package gnu.CORBA; |
| |
| import org.omg.CORBA.MARSHAL; |
| import org.omg.CORBA.NO_IMPLEMENT; |
| import org.omg.CORBA.TypeCode; |
| import org.omg.CORBA.portable.InputStream; |
| import org.omg.CORBA.portable.OutputStream; |
| import org.omg.CORBA.portable.Streamable; |
| |
| import java.io.IOException; |
| |
| /** |
| * A holder that stores the input stream, from that the holder data |
| * can be read. There is no way to write the data into this holder. |
| * |
| * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) |
| */ |
| public class StreamHolder |
| implements Streamable |
| { |
| /** |
| * The stream, holding the data for this holder. |
| */ |
| protected final InputStream stream; |
| |
| /** |
| * Create a holder that will read from the given stream. |
| * |
| * @param a_stream a stream. |
| */ |
| public StreamHolder(InputStream a_stream) |
| { |
| stream = a_stream; |
| } |
| |
| /** |
| * This method is not in use, should never be called. |
| */ |
| public TypeCode _type() |
| { |
| throw new NO_IMPLEMENT(); |
| } |
| |
| /** |
| * Writes the data from the stored stream into the provided |
| * output stream till the end of the input stream is reached. |
| * |
| * @throws MARSHAL if the IOException is thrown during operation. |
| */ |
| public void _write(OutputStream output) |
| { |
| try |
| { |
| int d = stream.read(); |
| |
| while (d >= 0) |
| { |
| output.write(d); |
| d = stream.read(); |
| } |
| } |
| catch (IOException ex) |
| { |
| MARSHAL m = new MARSHAL(); |
| m.initCause(ex); |
| m.minor = Minor.CDR; |
| throw m; |
| } |
| } |
| |
| /** |
| * This method is not in use, should never be called. |
| */ |
| public void _read(InputStream input) |
| { |
| throw new NO_IMPLEMENT(); |
| } |
| |
| /** |
| * Get the input stream that has been passed in constructor. |
| */ |
| InputStream getInputStream() |
| { |
| return stream; |
| } |
| } |