-
HeapByteBufferR
-
ARRAY_BASE_OFFSET: long
-
ARRAY_INDEX_SCALE: long
-
HeapByteBufferR(int, int): void
-
HeapByteBufferR(byte[], int, int): void
-
HeapByteBufferR(byte[], int, int, int, int, int): void
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slice(): ByteBuffer
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slice(int, int): ByteBuffer
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duplicate(): ByteBuffer
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asReadOnlyBuffer(): ByteBuffer
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isReadOnly(): boolean
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put(byte): ByteBuffer
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put(int, byte): ByteBuffer
-
put(byte[], int, int): ByteBuffer
-
put(ByteBuffer): ByteBuffer
-
compact(): ByteBuffer
-
_get(int): byte
-
_put(int, byte): void
-
putChar(char): ByteBuffer
-
putChar(int, char): ByteBuffer
-
asCharBuffer(): CharBuffer
-
putShort(short): ByteBuffer
-
putShort(int, short): ByteBuffer
-
asShortBuffer(): ShortBuffer
-
putInt(int): ByteBuffer
-
putInt(int, int): ByteBuffer
-
asIntBuffer(): IntBuffer
-
putLong(long): ByteBuffer
-
putLong(int, long): ByteBuffer
-
asLongBuffer(): LongBuffer
-
putFloat(float): ByteBuffer
-
putFloat(int, float): ByteBuffer
-
asFloatBuffer(): FloatBuffer
-
putDouble(double): ByteBuffer
-
putDouble(int, double): ByteBuffer
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asDoubleBuffer(): DoubleBuffer
-
/*
* Copyright (c) 2000, 2016, 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.
*/
// -- This file was mechanically generated: Do not edit! -- //
package java.nio;
A read-only HeapByteBuffer. This class extends the corresponding read/write class, overriding the mutation methods to throw a ReadOnlyBufferException and overriding the view-buffer methods to return an instance of this class rather than of the superclass. /**
* A read-only HeapByteBuffer. This class extends the corresponding
* read/write class, overriding the mutation methods to throw a {@link
* ReadOnlyBufferException} and overriding the view-buffer methods to return an
* instance of this class rather than of the superclass.
*/
class HeapByteBufferR
extends HeapByteBuffer
{
// Cached array base offset
private static final long ARRAY_BASE_OFFSET = UNSAFE.arrayBaseOffset(byte[].class);
// Cached array base offset
private static final long ARRAY_INDEX_SCALE = UNSAFE.arrayIndexScale(byte[].class);
// For speed these fields are actually declared in X-Buffer;
// these declarations are here as documentation
/*
*/
HeapByteBufferR(int cap, int lim) { // package-private
super(cap, lim);
this.isReadOnly = true;
}
HeapByteBufferR(byte[] buf, int off, int len) { // package-private
super(buf, off, len);
this.isReadOnly = true;
}
protected HeapByteBufferR(byte[] buf,
int mark, int pos, int lim, int cap,
int off)
{
super(buf, mark, pos, lim, cap, off);
this.isReadOnly = true;
}
public ByteBuffer slice() {
int pos = this.position();
int lim = this.limit();
int rem = (pos <= lim ? lim - pos : 0);
return new HeapByteBufferR(hb,
-1,
0,
rem,
rem,
pos + offset);
}
ByteBuffer slice(int pos, int lim) {
assert (pos >= 0);
assert (pos <= lim);
int rem = lim - pos;
return new HeapByteBufferR(hb,
-1,
0,
rem,
rem,
pos + offset);
}
public ByteBuffer duplicate() {
return new HeapByteBufferR(hb,
this.markValue(),
this.position(),
this.limit(),
this.capacity(),
offset);
}
public ByteBuffer asReadOnlyBuffer() {
return duplicate();
}
public boolean isReadOnly() {
return true;
}
public ByteBuffer put(byte x) {
throw new ReadOnlyBufferException();
}
public ByteBuffer put(int i, byte x) {
throw new ReadOnlyBufferException();
}
public ByteBuffer put(byte[] src, int offset, int length) {
throw new ReadOnlyBufferException();
}
public ByteBuffer put(ByteBuffer src) {
throw new ReadOnlyBufferException();
}
public ByteBuffer compact() {
throw new ReadOnlyBufferException();
}
byte _get(int i) { // package-private
return hb[i];
}
void _put(int i, byte b) { // package-private
throw new ReadOnlyBufferException();
}
// char
public ByteBuffer putChar(char x) {
throw new ReadOnlyBufferException();
}
public ByteBuffer putChar(int i, char x) {
throw new ReadOnlyBufferException();
}
public CharBuffer asCharBuffer() {
int pos = position();
int size = (limit() - pos) >> 1;
long addr = address + pos;
return (bigEndian
? (CharBuffer)(new ByteBufferAsCharBufferRB(this,
-1,
0,
size,
size,
addr))
: (CharBuffer)(new ByteBufferAsCharBufferRL(this,
-1,
0,
size,
size,
addr)));
}
// short
public ByteBuffer putShort(short x) {
throw new ReadOnlyBufferException();
}
public ByteBuffer putShort(int i, short x) {
throw new ReadOnlyBufferException();
}
public ShortBuffer asShortBuffer() {
int pos = position();
int size = (limit() - pos) >> 1;
long addr = address + pos;
return (bigEndian
? (ShortBuffer)(new ByteBufferAsShortBufferRB(this,
-1,
0,
size,
size,
addr))
: (ShortBuffer)(new ByteBufferAsShortBufferRL(this,
-1,
0,
size,
size,
addr)));
}
// int
public ByteBuffer putInt(int x) {
throw new ReadOnlyBufferException();
}
public ByteBuffer putInt(int i, int x) {
throw new ReadOnlyBufferException();
}
public IntBuffer asIntBuffer() {
int pos = position();
int size = (limit() - pos) >> 2;
long addr = address + pos;
return (bigEndian
? (IntBuffer)(new ByteBufferAsIntBufferRB(this,
-1,
0,
size,
size,
addr))
: (IntBuffer)(new ByteBufferAsIntBufferRL(this,
-1,
0,
size,
size,
addr)));
}
// long
public ByteBuffer putLong(long x) {
throw new ReadOnlyBufferException();
}
public ByteBuffer putLong(int i, long x) {
throw new ReadOnlyBufferException();
}
public LongBuffer asLongBuffer() {
int pos = position();
int size = (limit() - pos) >> 3;
long addr = address + pos;
return (bigEndian
? (LongBuffer)(new ByteBufferAsLongBufferRB(this,
-1,
0,
size,
size,
addr))
: (LongBuffer)(new ByteBufferAsLongBufferRL(this,
-1,
0,
size,
size,
addr)));
}
// float
public ByteBuffer putFloat(float x) {
throw new ReadOnlyBufferException();
}
public ByteBuffer putFloat(int i, float x) {
throw new ReadOnlyBufferException();
}
public FloatBuffer asFloatBuffer() {
int pos = position();
int size = (limit() - pos) >> 2;
long addr = address + pos;
return (bigEndian
? (FloatBuffer)(new ByteBufferAsFloatBufferRB(this,
-1,
0,
size,
size,
addr))
: (FloatBuffer)(new ByteBufferAsFloatBufferRL(this,
-1,
0,
size,
size,
addr)));
}
// double
public ByteBuffer putDouble(double x) {
throw new ReadOnlyBufferException();
}
public ByteBuffer putDouble(int i, double x) {
throw new ReadOnlyBufferException();
}
public DoubleBuffer asDoubleBuffer() {
int pos = position();
int size = (limit() - pos) >> 3;
long addr = address + pos;
return (bigEndian
? (DoubleBuffer)(new ByteBufferAsDoubleBufferRB(this,
-1,
0,
size,
size,
addr))
: (DoubleBuffer)(new ByteBufferAsDoubleBufferRL(this,
-1,
0,
size,
size,
addr)));
}
}