author | ohair |
Wed, 30 Apr 2008 17:34:41 -0700 | |
changeset 468 | 642c8c0be52e |
parent 2 | 90ce3da70b43 |
child 715 | f16baef3a20e |
permissions | -rw-r--r-- |
2 | 1 |
/* |
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642c8c0be52e
6695553: Cleanup GPLv2+SPL legal notices in hat sources
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parents:
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changeset
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* Copyright 1997-2006 Sun Microsystems, Inc. All Rights Reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Sun designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Sun in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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* CA 95054 USA or visit www.sun.com if you need additional information or |
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* have any questions. |
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*/ |
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/* |
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* The Original Code is HAT. The Initial Developer of the |
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* Original Code is Bill Foote, with contributions from others |
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468
642c8c0be52e
6695553: Cleanup GPLv2+SPL legal notices in hat sources
ohair
parents:
2
diff
changeset
|
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* at JavaSoft/Sun. |
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*/ |
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package com.sun.tools.hat.internal.parser; |
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import java.io.IOException; |
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import java.io.RandomAccessFile; |
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/** |
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* Implementation of ReadBuffer using a RandomAccessFile |
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* |
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* @author A. Sundararajan |
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*/ |
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class FileReadBuffer implements ReadBuffer { |
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// underlying file to read |
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private RandomAccessFile file; |
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FileReadBuffer(RandomAccessFile file) { |
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this.file = file; |
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} |
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private void seek(long pos) throws IOException { |
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file.getChannel().position(pos); |
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} |
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public synchronized void get(long pos, byte[] buf) throws IOException { |
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seek(pos); |
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file.read(buf); |
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} |
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public synchronized char getChar(long pos) throws IOException { |
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seek(pos); |
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return file.readChar(); |
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} |
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public synchronized byte getByte(long pos) throws IOException { |
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seek(pos); |
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return (byte) file.read(); |
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} |
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public synchronized short getShort(long pos) throws IOException { |
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seek(pos); |
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return file.readShort(); |
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} |
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public synchronized int getInt(long pos) throws IOException { |
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seek(pos); |
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return file.readInt(); |
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} |
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public synchronized long getLong(long pos) throws IOException { |
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seek(pos); |
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return file.readLong(); |
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} |
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} |