aboutsummaryrefslogtreecommitdiff
path: root/src/share/classes/com/sun/corba/se/impl/ior/ByteBuffer.java
diff options
context:
space:
mode:
Diffstat (limited to 'src/share/classes/com/sun/corba/se/impl/ior/ByteBuffer.java')
-rw-r--r--src/share/classes/com/sun/corba/se/impl/ior/ByteBuffer.java208
1 files changed, 0 insertions, 208 deletions
diff --git a/src/share/classes/com/sun/corba/se/impl/ior/ByteBuffer.java b/src/share/classes/com/sun/corba/se/impl/ior/ByteBuffer.java
deleted file mode 100644
index 3d75294..0000000
--- a/src/share/classes/com/sun/corba/se/impl/ior/ByteBuffer.java
+++ /dev/null
@@ -1,208 +0,0 @@
-/*
- * Copyright (c) 2001, 2002, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code 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
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-package com.sun.corba.se.impl.ior ;
-
-
-public class ByteBuffer {
- /**
- * The array buffer into which the components of the ByteBuffer are
- * stored. The capacity of the ByteBuffer is the length of this array buffer,
- * and is at least large enough to contain all the ByteBuffer's elements.<p>
- *
- * Any array elements following the last element in the ByteBuffer are 0.
- */
- protected byte elementData[];
-
- /**
- * The number of valid components in this <tt>ByteBuffer</tt> object.
- * Components <tt>elementData[0]</tt> through
- * <tt>elementData[elementCount-1]</tt> are the actual items.
- *
- * @serial
- */
- protected int elementCount;
-
- /**
- * The amount by which the capacity of the ByteBuffer is automatically
- * incremented when its size becomes greater than its capacity. If
- * the capacity increment is less than or equal to zero, the capacity
- * of the ByteBuffer is doubled each time it needs to grow.
- *
- * @serial
- */
- protected int capacityIncrement;
-
- /**
- * Constructs an empty ByteBuffer with the specified initial capacity and
- * capacity increment.
- *
- * @param initialCapacity the initial capacity of the ByteBuffer.
- * @param capacityIncrement the amount by which the capacity is
- * increased when the ByteBuffer overflows.
- * @exception IllegalArgumentException if the specified initial capacity
- * is negative
- */
- public ByteBuffer(int initialCapacity, int capacityIncrement) {
- super();
- if (initialCapacity < 0)
- throw new IllegalArgumentException("Illegal Capacity: "+
- initialCapacity);
- this.elementData = new byte[initialCapacity];
- this.capacityIncrement = capacityIncrement;
- }
-
- /**
- * Constructs an empty ByteBuffer with the specified initial capacity and
- * with its capacity increment equal to zero.
- *
- * @param initialCapacity the initial capacity of the ByteBuffer.
- * @exception IllegalArgumentException if the specified initial capacity
- * is negative
- */
- public ByteBuffer(int initialCapacity) {
- this(initialCapacity, 0);
- }
-
- /**
- * Constructs an empty ByteBuffer so that its internal data array
- * has size <tt>10</tt> and its standard capacity increment is
- * zero.
- */
- public ByteBuffer() {
- this(200);
- }
-
- /**
- * Trims the capacity of this ByteBuffer to be the ByteBuffer's current
- * size. If the capacity of this cector is larger than its current
- * size, then the capacity is changed to equal the size by replacing
- * its internal data array, kept in the field <tt>elementData</tt>,
- * with a smaller one. An application can use this operation to
- * minimize the storage of a ByteBuffer.
- */
- public void trimToSize() {
- int oldCapacity = elementData.length;
- if (elementCount < oldCapacity) {
- byte oldData[] = elementData;
- elementData = new byte[elementCount];
- System.arraycopy(oldData, 0, elementData, 0, elementCount);
- }
- }
-
- /**
- * This implements the unsynchronized semantics of ensureCapacity.
- * Synchronized methods in this class can internally call this
- * method for ensuring capacity without incurring the cost of an
- * extra synchronization.
- *
- * @see java.util.ByteBuffer#ensureCapacity(int)
- */
- private void ensureCapacityHelper(int minCapacity) {
- int oldCapacity = elementData.length;
- if (minCapacity > oldCapacity) {
- byte oldData[] = elementData;
- int newCapacity = (capacityIncrement > 0) ?
- (oldCapacity + capacityIncrement) : (oldCapacity * 2);
- if (newCapacity < minCapacity) {
- newCapacity = minCapacity;
- }
- elementData = new byte[newCapacity];
- System.arraycopy(oldData, 0, elementData, 0, elementCount);
- }
- }
-
- /**
- * Returns the current capacity of this ByteBuffer.
- *
- * @return the current capacity (the length of its internal
- * data arary, kept in the field <tt>elementData</tt>
- * of this ByteBuffer.
- */
- public int capacity() {
- return elementData.length;
- }
-
- /**
- * Returns the number of components in this ByteBuffer.
- *
- * @return the number of components in this ByteBuffer.
- */
- public int size() {
- return elementCount;
- }
-
- /**
- * Tests if this ByteBuffer has no components.
- *
- * @return <code>true</code> if and only if this ByteBuffer has
- * no components, that is, its size is zero;
- * <code>false</code> otherwise.
- */
- public boolean isEmpty() {
- return elementCount == 0;
- }
-
- public void append(byte value)
- {
- ensureCapacityHelper(elementCount + 1);
- elementData[elementCount++] = value;
- }
-
- public void append( int value )
- {
- ensureCapacityHelper(elementCount + 4);
- doAppend( value ) ;
- }
-
- private void doAppend( int value )
- {
- int current = value ;
- for (int ctr=0; ctr<4; ctr++) {
- elementData[elementCount+ctr] = (byte)(current & 255) ;
- current = current >> 8 ;
- }
- elementCount += 4 ;
- }
-
- public void append( String value )
- {
- byte[] data = value.getBytes() ;
- ensureCapacityHelper( elementCount + data.length + 4 ) ;
- doAppend( data.length ) ;
- System.arraycopy( data, 0, elementData, elementCount, data.length ) ;
- elementCount += data.length ;
- }
-
- /**
- * Returns an array containing all of the elements in this ByteBuffer
- * in the correct order.
- *
- * @since 1.2
- */
- public byte[] toArray() {
- return elementData ;
- }
-}