/*
* Copyright (c) 2000, 2019, 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.
*
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// -- This file was mechanically generated: Do not edit! -- //
package java.nio;
import java.util.Objects;
import jdk.internal.access.foreign.MemorySegmentProxy;
import jdk.internal.misc.Unsafe;
class ByteBufferAsShortBufferB // package-private
extends ShortBuffer
{
protected final ByteBuffer bb;
ByteBufferAsShortBufferB(ByteBuffer bb, MemorySegmentProxy segment) { // package-private
super(-1, 0,
bb.remaining() >> 1,
bb.remaining() >> 1, segment);
this.bb = bb;
// enforce limit == capacity
int cap = this.capacity();
this.limit(cap);
int pos = this.position();
assert (pos <= cap);
address = bb.address;
}
ByteBufferAsShortBufferB(ByteBuffer bb,
int mark, int pos, int lim, int cap,
long addr, MemorySegmentProxy segment)
{
super(mark, pos, lim, cap, segment);
this.bb = bb;
address = addr;
assert address >= bb.address;
}
@Override
Object base() {
return bb.hb;
}
public ShortBuffer slice() {
int pos = this.position();
int lim = this.limit();
int rem = (pos <= lim ? lim - pos : 0);
long addr = byteOffset(pos);
return new ByteBufferAsShortBufferB(bb, -1, 0, rem, rem, addr, segment);
}
@Override
public ShortBuffer slice(int index, int length) {
Objects.checkFromIndexSize(index, length, limit());
return new ByteBufferAsShortBufferB(bb,
-1,
0,
length,
length,
byteOffset(index), segment);
}
public ShortBuffer duplicate() {
return new ByteBufferAsShortBufferB(bb,
this.markValue(),
this.position(),
this.limit(),
this.capacity(),
address, segment);
}
public ShortBuffer asReadOnlyBuffer() {
return new ByteBufferAsShortBufferRB(bb,
this.markValue(),
this.position(),
this.limit(),
this.capacity(),
address, segment);
}
private int ix(int i) {
int off = (int) (address - bb.address);
return (i << 1) + off;
}
protected long byteOffset(long i) {
return (i << 1) + address;
}
public short get() {
short x = SCOPED_MEMORY_ACCESS.getShortUnaligned(scope(), bb.hb, byteOffset(nextGetIndex()),
true);
return (x);
}
public short get(int i) {
short x = SCOPED_MEMORY_ACCESS.getShortUnaligned(scope(), bb.hb, byteOffset(checkIndex(i)),
true);
return (x);
}
public ShortBuffer put(short x) {
short y = (x);
SCOPED_MEMORY_ACCESS.putShortUnaligned(scope(), bb.hb, byteOffset(nextPutIndex()), y,
true);
return this;
}
public ShortBuffer put(int i, short x) {
short y = (x);
SCOPED_MEMORY_ACCESS.putShortUnaligned(scope(), bb.hb, byteOffset(checkIndex(i)), y,
true);
return this;
}
public ShortBuffer compact() {
int pos = position();
int lim = limit();
assert (pos <= lim);
int rem = (pos <= lim ? lim - pos : 0);
ByteBuffer db = bb.duplicate();
db.limit(ix(lim));
db.position(ix(0));
ByteBuffer sb = db.slice();
sb.position(pos << 1);
sb.compact();
position(rem);
limit(capacity());
discardMark();
return this;
}
public boolean isDirect() {
return bb.isDirect();
}
public boolean isReadOnly() {
return false;
}
public ByteOrder order() {
return ByteOrder.BIG_ENDIAN;
}
}