| /* BufferredCdrInput.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.CDR; |
| |
| |
| /** |
| * The CDR input stream that reads data from the byte buffer. |
| * |
| * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) |
| */ |
| public class BufferredCdrInput |
| extends AbstractCdrInput |
| implements gnuValueStream |
| { |
| /** |
| * Use serialVersionUID for interoperability. |
| */ |
| private static final long serialVersionUID = 1; |
| |
| /** |
| * The byte array input stream to read data from. |
| */ |
| public final AligningInput buffer; |
| |
| /** |
| * Creates the CDR input stream that reads from the given buffer |
| * array. |
| * |
| * @param a_buffer an array to read from. |
| */ |
| public BufferredCdrInput(byte[] a_buffer) |
| { |
| buffer = new AligningInput(a_buffer); |
| setInputStream(buffer); |
| } |
| |
| /** |
| * Set the alignment offset, if the index of the first byte in the |
| * stream is different from 0. |
| */ |
| public void setOffset(int offset) |
| { |
| buffer.setOffset(offset); |
| } |
| |
| /** |
| * Skip several bytes, aligning the internal pointer on the |
| * selected boundary. |
| */ |
| public void align(int alignment) |
| { |
| buffer.align(alignment); |
| } |
| |
| /** |
| * Mark the current position. |
| * @param ahead |
| */ |
| public synchronized void mark(int ahead) |
| { |
| buffer.mark(ahead); |
| } |
| |
| /** |
| * Checks if marking is supported. |
| * @return |
| */ |
| public boolean markSupported() |
| { |
| return buffer.markSupported(); |
| } |
| |
| /** |
| * Resets the stream to the previously marked position. |
| */ |
| public void reset() |
| { |
| buffer.reset(); |
| setInputStream(buffer); |
| } |
| |
| /** |
| * Get the current position in the buffer. |
| * |
| * @return The position in the buffer, taking offset into consideration. |
| */ |
| public int getPosition() |
| { |
| return buffer.getPosition(); |
| } |
| |
| /** |
| * Jump to the given position, taking offset into consideration. |
| */ |
| public void seek(int position) |
| { |
| buffer.seek(position); |
| setInputStream(buffer); |
| } |
| |
| /** |
| * Get the associated RunTime. |
| */ |
| public gnuRuntime getRunTime() |
| { |
| return runtime; |
| } |
| |
| /** |
| * Replace the instance of RunTime. |
| */ |
| public void setRunTime(gnuRuntime a_runtime) |
| { |
| runtime = a_runtime; |
| } |
| |
| } |