diff options
Diffstat (limited to 'libjava/classpath/java/nio/ShortViewBufferImpl.java')
-rw-r--r-- | libjava/classpath/java/nio/ShortViewBufferImpl.java | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/libjava/classpath/java/nio/ShortViewBufferImpl.java b/libjava/classpath/java/nio/ShortViewBufferImpl.java deleted file mode 100644 index f7ef3e3..0000000 --- a/libjava/classpath/java/nio/ShortViewBufferImpl.java +++ /dev/null @@ -1,173 +0,0 @@ -/* ShortViewBufferImpl.java -- - Copyright (C) 2003, 2004 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 java.nio; - -final class ShortViewBufferImpl extends ShortBuffer -{ - /** Position in bb (i.e. a byte offset) where this buffer starts. */ - private final int offset; - private final ByteBuffer bb; - private final boolean readOnly; - private final ByteOrder endian; - - ShortViewBufferImpl (ByteBuffer bb, int capacity) - { - super (capacity, capacity, 0, -1, bb.isDirect() ? - VMDirectByteBuffer.adjustAddress(bb.address, bb.position()):null, - null, 0); - this.bb = bb; - this.offset = bb.position(); - this.readOnly = bb.isReadOnly(); - this.endian = bb.order(); - } - - public ShortViewBufferImpl (ByteBuffer bb, int offset, int capacity, - int limit, int position, int mark, - boolean readOnly, ByteOrder endian) - { - super (capacity, limit, position, mark, bb.isDirect() ? - VMDirectByteBuffer.adjustAddress(bb.address, offset):null, - null, 0); - this.bb = bb; - this.offset = offset; - this.readOnly = readOnly; - this.endian = endian; - } - - /** - * Reads the <code>short</code> at this buffer's current position, - * and then increments the position. - * - * @exception BufferUnderflowException If there are no remaining - * <code>short</code>s in this buffer. - */ - public short get () - { - int p = position(); - short result = ByteBufferHelper.getShort(bb, (p << 1) + offset, endian); - position(p + 1); - return result; - } - - /** - * Absolute get method. Reads the <code>short</code> at position - * <code>index</code>. - * - * @exception IndexOutOfBoundsException If index is negative or not smaller - * than the buffer's limit. - */ - public short get (int index) - { - return ByteBufferHelper.getShort(bb, (index << 1) + offset, endian); - } - - public ShortBuffer put (short value) - { - int p = position(); - ByteBufferHelper.putShort(bb, (p << 1) + offset, value, endian); - position(p + 1); - return this; - } - - public ShortBuffer put (int index, short value) - { - ByteBufferHelper.putShort(bb, (index << 1) + offset, value, endian); - return this; - } - - public ShortBuffer compact () - { - if (position () > 0) - { - int count = limit () - position (); - bb.shiftDown(offset, offset + 2 * position(), 2 * count); - position (count); - limit (capacity ()); - } - else - { - position(limit()); - limit(capacity()); - } - return this; - } - - public ShortBuffer slice () - { - // Create a sliced copy of this object that shares its content. - return new ShortViewBufferImpl (bb, (position () << 1) + offset, - remaining(), remaining(), 0, -1, - readOnly, endian); - } - - ShortBuffer duplicate (boolean readOnly) - { - int pos = position(); - reset(); - int mark = position(); - position(pos); - return new ShortViewBufferImpl (bb, offset, capacity(), limit(), - pos, mark, readOnly, endian); - } - - public ShortBuffer duplicate () - { - return duplicate(readOnly); - } - - public ShortBuffer asReadOnlyBuffer () - { - return duplicate(true); - } - - public boolean isReadOnly () - { - return readOnly; - } - - public boolean isDirect () - { - return bb.isDirect (); - } - - public ByteOrder order () - { - return endian; - } -} |