1122 lines
33 KiB
Java
1122 lines
33 KiB
Java
/*
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* Copyright (C) 2014 The Android Open Source Project
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* Copyright (c) 2000, 2021, Oracle and/or its affiliates. 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. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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// -- This file was mechanically generated: Do not edit! -- //
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// Android-note: This file is generated by ojluni/src/tools/gensrc_android.sh.
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package java.nio;
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import java.util.Objects;
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import libcore.io.Memory;
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/**
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* A read/write HeapByteBuffer.
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*/
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// Android-changed: Make it final as no subclasses exist.
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final class HeapByteBuffer
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extends ByteBuffer
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{
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// Android-removed: Removed unused constants.
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/*
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// Cached array base offset
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private static final long ARRAY_BASE_OFFSET = UNSAFE.arrayBaseOffset(byte[].class);
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// Cached array index scale
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private static final long ARRAY_INDEX_SCALE = UNSAFE.arrayIndexScale(byte[].class);
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*/
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// For speed these fields are actually declared in X-Buffer;
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// these declarations are here as documentation
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/*
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protected final byte[] hb;
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protected final int offset;
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*/
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// Android-removed: Removed MemorySegmentProxy to be supported yet.
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HeapByteBuffer(int cap, int lim) { // package-private
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// Android-changed: Merge the Read-only buffer class with this Read-Write buffer class.
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// super(-1, 0, lim, cap, new byte[cap], 0);
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this(cap, lim, false);
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/*
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hb = new byte[cap];
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offset = 0;
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*/
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// Android-removed: buffer.address is only used by Direct*Buffer.
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// this.address = ARRAY_BASE_OFFSET;
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}
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// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
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private HeapByteBuffer(int cap, int lim, boolean isReadOnly) {
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super(-1, 0, lim, cap, new byte[cap], 0);
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this.isReadOnly = isReadOnly;
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}
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// Android-removed: Removed MemorySegmentProxy to be supported yet.
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HeapByteBuffer(byte[] buf, int off, int len) { // package-private
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// Android-changed: Merge the Read-only buffer class with this Read-Write buffer class.
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// super(-1, off, off + len, buf.length, buf, 0);
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this(buf, off, len, false);
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/*
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hb = buf;
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offset = 0;
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*/
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// Android-removed: buffer.address is only used by Direct*Buffer.
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// this.address = ARRAY_BASE_OFFSET;
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}
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// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
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private HeapByteBuffer(byte[] buf, int off, int len, boolean isReadOnly) {
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super(-1, off, off + len, buf.length, buf, 0);
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this.isReadOnly = isReadOnly;
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}
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// Android-changed: Merge the Read-only buffer class with this Read-Write buffer class.
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// Android-changed: Make the method private.
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// Android-removed: Removed MemorySegmentProxy to be supported yet.
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private HeapByteBuffer(byte[] buf,
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int mark, int pos, int lim, int cap,
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int off, boolean isReadOnly)
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{
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super(mark, pos, lim, cap, buf, off);
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// Android-changed: Merge the Read-only buffer class with this Read-Write buffer class.
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this.isReadOnly = isReadOnly;
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/*
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hb = buf;
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offset = off;
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*/
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// Android-removed: buffer.address is only used by Direct*Buffer.
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// this.address = ARRAY_BASE_OFFSET + off * ARRAY_INDEX_SCALE;
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}
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public ByteBuffer slice() {
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int pos = this.position();
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int lim = this.limit();
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int rem = (pos <= lim ? lim - pos : 0);
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return new HeapByteBuffer(hb,
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-1,
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0,
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rem,
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rem,
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// Android-removed: Removed MemorySegmentProxy not supported yet.
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pos + offset,
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// Android-changed: Merge the Read-only buffer class with this Read-Write buffer class.
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isReadOnly);
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}
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@Override
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public ByteBuffer slice(int index, int length) {
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Objects.checkFromIndexSize(index, length, limit());
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return new HeapByteBuffer(hb,
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-1,
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0,
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length,
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length,
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// Android-removed: Removed MemorySegmentProxy not supported yet.
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index + offset,
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// Android-changed: Merge the Read-only buffer class with this Read-Write buffer class.
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isReadOnly);
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}
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public ByteBuffer duplicate() {
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return new HeapByteBuffer(hb,
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this.markValue(),
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this.position(),
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this.limit(),
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this.capacity(),
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// Android-removed: Removed MemorySegmentProxy not supported yet.
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offset,
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// Android-changed: Merge the Read-only buffer class with this Read-Write buffer class.
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isReadOnly);
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}
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public ByteBuffer asReadOnlyBuffer() {
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// Android-removed: Removed MemorySegmentProxy not supported yet.
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// Android-changed: Merge the Read-only buffer class with this Read-Write buffer class.
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/*
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return new HeapByteBufferR(hb,
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this.markValue(),
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this.position(),
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this.limit(),
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this.capacity(),
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offset, segment);
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*/
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return new HeapByteBuffer(hb,
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this.markValue(),
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this.position(),
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this.limit(),
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this.capacity(),
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offset,
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true /* isReadOnly */);
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}
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// Android-changed: Make it private as no subclasses exist.
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private int ix(int i) {
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return i + offset;
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}
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private long byteOffset(long i) {
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return address + i;
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}
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@Override
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public byte get() {
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return hb[ix(nextGetIndex())];
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}
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@Override
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public byte get(int i) {
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return hb[ix(checkIndex(i))];
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}
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@Override
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public ByteBuffer get(byte[] dst, int offset, int length) {
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checkScope();
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Objects.checkFromIndexSize(offset, length, dst.length);
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int pos = position();
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if (length > limit() - pos)
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throw new BufferUnderflowException();
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System.arraycopy(hb, ix(pos), dst, offset, length);
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position(pos + length);
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return this;
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}
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@Override
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public ByteBuffer get(int index, byte[] dst, int offset, int length) {
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checkScope();
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Objects.checkFromIndexSize(index, length, limit());
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Objects.checkFromIndexSize(offset, length, dst.length);
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System.arraycopy(hb, ix(index), dst, offset, length);
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return this;
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}
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public boolean isDirect() {
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return false;
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}
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@Override
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public boolean isReadOnly() {
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// Android-changed: Merge the Read-only buffer class with this Read-Write buffer class.
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return isReadOnly;
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}
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@Override
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public ByteBuffer put(byte x) {
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// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
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throwIfReadOnly();
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hb[ix(nextPutIndex())] = x;
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return this;
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}
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@Override
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public ByteBuffer put(int i, byte x) {
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// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
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throwIfReadOnly();
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hb[ix(checkIndex(i))] = x;
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return this;
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}
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@Override
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public ByteBuffer put(byte[] src, int offset, int length) {
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// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
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throwIfReadOnly();
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checkScope();
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Objects.checkFromIndexSize(offset, length, src.length);
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int pos = position();
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if (length > limit() - pos)
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throw new BufferOverflowException();
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System.arraycopy(src, offset, hb, ix(pos), length);
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position(pos + length);
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return this;
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}
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@Override
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public ByteBuffer put(ByteBuffer src) {
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checkScope();
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// Android-note: The super class speed-up this operation with Memory.memmove, and arraycopy.
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super.put(src);
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return this;
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}
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@Override
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public ByteBuffer put(int index, ByteBuffer src, int offset, int length) {
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checkScope();
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super.put(index, src, offset, length);
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return this;
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}
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@Override
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public ByteBuffer put(int index, byte[] src, int offset, int length) {
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checkScope();
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Objects.checkFromIndexSize(index, length, limit());
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Objects.checkFromIndexSize(offset, length, src.length);
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// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
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throwIfReadOnly();
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System.arraycopy(src, offset, hb, ix(index), length);
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return this;
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}
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@Override
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public ByteBuffer compact() {
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// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
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throwIfReadOnly();
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int pos = position();
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int lim = limit();
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assert (pos <= lim);
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int rem = (pos <= lim ? lim - pos : 0);
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System.arraycopy(hb, ix(pos), hb, ix(0), rem);
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position(rem);
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limit(capacity());
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discardMark();
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return this;
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}
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@Override
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byte _get(int i) { // package-private
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return hb[i];
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}
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@Override
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void _put(int i, byte b) { // package-private
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// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
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throwIfReadOnly();
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hb[i] = b;
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}
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// char
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@Override
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public char getChar() {
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// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
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// return SCOPED_MEMORY_ACCESS.getCharUnaligned(scope(), hb, byteOffset(nextGetIndex(2)), bigEndian);
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return Bits.getChar(this, ix(nextGetIndex(2)), bigEndian);
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}
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@Override
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public char getChar(int i) {
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// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
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// return SCOPED_MEMORY_ACCESS.getCharUnaligned(scope(), hb, byteOffset(checkIndex(i, 2)), bigEndian);
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return Bits.getChar(this, ix(checkIndex(i, 2)), bigEndian);
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}
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@Override
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public ByteBuffer putChar(char x) {
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// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
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throwIfReadOnly();
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// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
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// SCOPED_MEMORY_ACCESS.putCharUnaligned(scope(), hb, byteOffset(nextPutIndex(2)), x, bigEndian);
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Bits.putChar(this, ix(nextPutIndex(2)), x, bigEndian);
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return this;
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}
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// BEGIN Android-added: {get,put}*Unchecked() accessors.
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@Override
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char getCharUnchecked(int i) {
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return Bits.getChar(this, ix(i), bigEndian);
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}
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@Override
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void getUnchecked(int pos, char[] dst, int dstOffset, int length) {
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Memory.unsafeBulkGet(dst, dstOffset, length * 2, hb, ix(pos), 2, !nativeByteOrder);
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}
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// END Android-added: {get,put}*Unchecked() accessors.
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@Override
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public ByteBuffer putChar(int i, char x) {
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// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
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throwIfReadOnly();
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// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
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// SSCOPED_MEMORY_ACCESS.putCharUnaligned(scope(), hb, byteOffset(checkIndex(i, 2)), x, bigEndian);
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Bits.putChar(this, ix(checkIndex(i, 2)), x, bigEndian);
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return this;
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}
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// BEGIN Android-added: {get,put}*Unchecked() accessors.
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@Override
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void putCharUnchecked(int i, char x) {
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Bits.putChar(this, ix(i), x, bigEndian);
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}
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@Override
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void putUnchecked(int pos, char[] src, int srcOffset, int length) {
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Memory.unsafeBulkPut(hb, ix(pos), length * 2, src, srcOffset, 2, !nativeByteOrder);
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}
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// END Android-added: {get,put}*Unchecked() accessors.
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@Override
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public CharBuffer asCharBuffer() {
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int pos = position();
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int size = (limit() - pos) >> 1;
|
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// Android-removed: buffer.address is only used by Direct*Buffer.
|
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// long addr = address + pos;
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// Android-changed: Merge the big and little endian buffer class.
|
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/*
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return (bigEndian
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? (CharBuffer)(new ByteBufferAsCharBufferB(this,
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-1,
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0,
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size,
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size,
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addr, segment))
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: (CharBuffer)(new ByteBufferAsCharBufferL(this,
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-1,
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0,
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size,
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size,
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addr, segment)));
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*/
|
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return new ByteBufferAsCharBuffer(this,
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-1,
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0,
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size,
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size,
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pos,
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order());
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}
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// short
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@Override
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public short getShort() {
|
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// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
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// return SCOPED_MEMORY_ACCESS.getShortUnaligned(scope(), hb, byteOffset(nextGetIndex(2)), bigEndian);
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return Bits.getShort(this, ix(nextGetIndex(2)), bigEndian);
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}
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@Override
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public short getShort(int i) {
|
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// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
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// return SCOPED_MEMORY_ACCESS.getShortUnaligned(scope(), hb, byteOffset(checkIndex(i, 2)), bigEndian);
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return Bits.getShort(this, ix(checkIndex(i, 2)), bigEndian);
|
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}
|
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|
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// BEGIN Android-added: {get,put}*Unchecked() accessors.
|
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@Override
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short getShortUnchecked(int i) {
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return Bits.getShort(this, ix(i), bigEndian);
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}
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@Override
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void getUnchecked(int pos, short[] dst, int dstOffset, int length) {
|
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Memory.unsafeBulkGet(dst, dstOffset, length * 2, hb, ix(pos), 2, !nativeByteOrder);
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}
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|
// END Android-added: {get,put}*Unchecked() accessors.
|
|
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@Override
|
|
public ByteBuffer putShort(short x) {
|
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// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
|
|
throwIfReadOnly();
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// SCOPED_MEMORY_ACCESS.putShortUnaligned(scope(), hb, byteOffset(nextPutIndex(2)), x, bigEndian);
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Bits.putShort(this, ix(nextPutIndex(2)), x, bigEndian);
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return this;
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}
|
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@Override
|
|
public ByteBuffer putShort(int i, short x) {
|
|
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// SCOPED_MEMORY_ACCESS.putShortUnaligned(scope(), hb, byteOffset(checkIndex(i, 2)), x, bigEndian);
|
|
Bits.putShort(this, ix(checkIndex(i, 2)), x, bigEndian);
|
|
return this;
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|
|
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}
|
|
|
|
// BEGIN Android-added: {get,put}*Unchecked() accessors.
|
|
@Override
|
|
void putShortUnchecked(int i, short x) {
|
|
Bits.putShort(this, ix(i), x, bigEndian);
|
|
}
|
|
|
|
@Override
|
|
void putUnchecked(int pos, short[] src, int srcOffset, int length) {
|
|
Memory.unsafeBulkPut(hb, ix(pos), length * 2, src, srcOffset, 2, !nativeByteOrder);
|
|
}
|
|
// END Android-added: {get,put}*Unchecked() accessors.
|
|
|
|
@Override
|
|
public ShortBuffer asShortBuffer() {
|
|
int pos = position();
|
|
int size = (limit() - pos) >> 1;
|
|
// Android-removed: buffer.address is only used by Direct*Buffer.
|
|
// long addr = address + pos;
|
|
// Android-changed: Merge the big and little endian buffer class.
|
|
/*
|
|
return (bigEndian
|
|
? (ShortBuffer)(new ByteBufferAsShortBufferB(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
addr, segment))
|
|
: (ShortBuffer)(new ByteBufferAsShortBufferL(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
addr, segment)));
|
|
*/
|
|
return new ByteBufferAsShortBuffer(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
pos,
|
|
order());
|
|
}
|
|
|
|
|
|
// int
|
|
|
|
|
|
|
|
@Override
|
|
public int getInt() {
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// return SCOPED_MEMORY_ACCESS.getIntUnaligned(scope(), hb, byteOffset(nextGetIndex(4)), bigEndian);
|
|
return Bits.getInt(this, ix(nextGetIndex(4)), bigEndian);
|
|
}
|
|
|
|
@Override
|
|
public int getInt(int i) {
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// return SCOPED_MEMORY_ACCESS.getIntUnaligned(scope(), hb, byteOffset(checkIndex(i, 4)), bigEndian);
|
|
return Bits.getInt(this, ix(checkIndex(i, 4)), bigEndian);
|
|
}
|
|
|
|
|
|
|
|
// BEGIN Android-added: {get,put}*Unchecked() accessors.
|
|
@Override
|
|
int getIntUnchecked(int i) {
|
|
return Bits.getInt(this, ix(i), bigEndian);
|
|
}
|
|
|
|
@Override
|
|
void getUnchecked(int pos, int[] dst, int dstOffset, int length) {
|
|
Memory.unsafeBulkGet(dst, dstOffset, length * 4, hb, ix(pos), 4, !nativeByteOrder);
|
|
}
|
|
// END Android-added: {get,put}*Unchecked() accessors.
|
|
|
|
@Override
|
|
public ByteBuffer putInt(int x) {
|
|
|
|
// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
|
|
throwIfReadOnly();
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// SCOPED_MEMORY_ACCESS.putIntUnaligned(scope(), hb, byteOffset(nextPutIndex(4)), x, bigEndian);
|
|
Bits.putInt(this, ix(nextPutIndex(4)), x, bigEndian);
|
|
return this;
|
|
|
|
|
|
|
|
}
|
|
|
|
@Override
|
|
public ByteBuffer putInt(int i, int x) {
|
|
|
|
// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
|
|
throwIfReadOnly();
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// SCOPED_MEMORY_ACCESS.putIntUnaligned(scope(), hb, byteOffset(checkIndex(i, 4)), x, bigEndian);
|
|
Bits.putInt(this, ix(checkIndex(i, 4)), x, bigEndian);
|
|
return this;
|
|
|
|
|
|
|
|
}
|
|
|
|
// BEGIN Android-added: {get,put}*Unchecked() accessors.
|
|
@Override
|
|
void putIntUnchecked(int i, int x) {
|
|
Bits.putInt(this, ix(i), x, bigEndian);
|
|
}
|
|
|
|
@Override
|
|
void putUnchecked(int pos, int[] src, int srcOffset, int length) {
|
|
Memory.unsafeBulkPut(hb, ix(pos), length * 4, src, srcOffset, 4, !nativeByteOrder);
|
|
}
|
|
// END Android-added: {get,put}*Unchecked() accessors.
|
|
|
|
@Override
|
|
public IntBuffer asIntBuffer() {
|
|
int pos = position();
|
|
int size = (limit() - pos) >> 2;
|
|
// Android-removed: buffer.address is only used by Direct*Buffer.
|
|
// long addr = address + pos;
|
|
// Android-changed: Merge the big and little endian buffer class.
|
|
/*
|
|
return (bigEndian
|
|
? (IntBuffer)(new ByteBufferAsIntBufferB(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
addr, segment))
|
|
: (IntBuffer)(new ByteBufferAsIntBufferL(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
addr, segment)));
|
|
*/
|
|
return new ByteBufferAsIntBuffer(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
pos,
|
|
order());
|
|
}
|
|
|
|
|
|
// long
|
|
|
|
|
|
|
|
@Override
|
|
public long getLong() {
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// return SCOPED_MEMORY_ACCESS.getLongUnaligned(scope(), hb, byteOffset(nextGetIndex(8)), bigEndian);
|
|
return Bits.getLong(this, ix(nextGetIndex(8)), bigEndian);
|
|
}
|
|
|
|
@Override
|
|
public long getLong(int i) {
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// return SCOPED_MEMORY_ACCESS.getLongUnaligned(scope(), hb, byteOffset(checkIndex(i, 8)), bigEndian);
|
|
return Bits.getLong(this, ix(checkIndex(i, 8)), bigEndian);
|
|
}
|
|
|
|
|
|
|
|
// BEGIN Android-added: {get,put}*Unchecked() accessors.
|
|
@Override
|
|
long getLongUnchecked(int i) {
|
|
return Bits.getLong(this, ix(i), bigEndian);
|
|
}
|
|
|
|
@Override
|
|
void getUnchecked(int pos, long[] dst, int dstOffset, int length) {
|
|
Memory.unsafeBulkGet(dst, dstOffset, length * 8, hb, ix(pos), 8, !nativeByteOrder);
|
|
}
|
|
// END Android-added: {get,put}*Unchecked() accessors.
|
|
|
|
@Override
|
|
public ByteBuffer putLong(long x) {
|
|
|
|
// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
|
|
throwIfReadOnly();
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// SCOPED_MEMORY_ACCESS.putLongUnaligned(scope(), hb, byteOffset(nextPutIndex(8)), x, bigEndian);
|
|
Bits.putLong(this, ix(nextPutIndex(8)), x, bigEndian);
|
|
return this;
|
|
|
|
|
|
|
|
}
|
|
|
|
@Override
|
|
public ByteBuffer putLong(int i, long x) {
|
|
|
|
// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
|
|
throwIfReadOnly();
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// SCOPED_MEMORY_ACCESS.putLongUnaligned(scope(), hb, byteOffset(checkIndex(i, 8)), x, bigEndian);
|
|
Bits.putLong(this, ix(checkIndex(i, 8)), x, bigEndian);
|
|
return this;
|
|
|
|
|
|
|
|
}
|
|
|
|
// BEGIN Android-added: {get,put}*Unchecked() accessors.
|
|
@Override
|
|
void putLongUnchecked(int i, long x) {
|
|
Bits.putLong(this, ix(i), x, bigEndian);
|
|
}
|
|
|
|
@Override
|
|
void putUnchecked(int pos, long[] src, int srcOffset, int length) {
|
|
Memory.unsafeBulkPut(hb, ix(pos), length * 8, src, srcOffset, 8, !nativeByteOrder);
|
|
}
|
|
// END Android-added: {get,put}*Unchecked() accessors.
|
|
|
|
@Override
|
|
public LongBuffer asLongBuffer() {
|
|
int pos = position();
|
|
int size = (limit() - pos) >> 3;
|
|
// Android-removed: buffer.address is only used by Direct*Buffer.
|
|
// long addr = address + pos;
|
|
// Android-changed: Merge the big and little endian buffer class.
|
|
/*
|
|
return (bigEndian
|
|
? (LongBuffer)(new ByteBufferAsLongBufferB(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
addr, segment))
|
|
: (LongBuffer)(new ByteBufferAsLongBufferL(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
addr, segment)));
|
|
*/
|
|
return new ByteBufferAsLongBuffer(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
pos,
|
|
order());
|
|
}
|
|
|
|
|
|
// float
|
|
|
|
|
|
|
|
@Override
|
|
public float getFloat() {
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// int x = SCOPED_MEMORY_ACCESS.getIntUnaligned(scope(), hb, byteOffset(nextGetIndex(4)), bigEndian);
|
|
// return Float.intBitsToFloat(x);
|
|
return Bits.getFloat(this, ix(nextGetIndex(4)), bigEndian);
|
|
}
|
|
|
|
@Override
|
|
public float getFloat(int i) {
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// int x = SCOPED_MEMORY_ACCESS.getIntUnaligned(scope(), hb, byteOffset(checkIndex(i, 4)), bigEndian);
|
|
// return Float.intBitsToFloat(x);
|
|
return Bits.getFloat(this, ix(checkIndex(i, 4)), bigEndian);
|
|
}
|
|
|
|
|
|
|
|
// BEGIN Android-added: {get,put}*Unchecked() accessors.
|
|
@Override
|
|
float getFloatUnchecked(int i) {
|
|
return Bits.getFloat(this, ix(i), bigEndian);
|
|
}
|
|
|
|
@Override
|
|
void getUnchecked(int pos, float[] dst, int dstOffset, int length) {
|
|
Memory.unsafeBulkGet(dst, dstOffset, length * 4, hb, ix(pos), 4, !nativeByteOrder);
|
|
}
|
|
// END Android-added: {get,put}*Unchecked() accessors.
|
|
|
|
@Override
|
|
public ByteBuffer putFloat(float x) {
|
|
|
|
// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
|
|
throwIfReadOnly();
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// int y = Float.floatToRawIntBits(x);
|
|
// SCOPED_MEMORY_ACCESS.putIntUnaligned(scope(), hb, byteOffset(nextPutIndex(4)), y, bigEndian);
|
|
Bits.putFloat(this, ix(nextPutIndex(4)), x, bigEndian);
|
|
return this;
|
|
|
|
|
|
|
|
}
|
|
|
|
@Override
|
|
public ByteBuffer putFloat(int i, float x) {
|
|
|
|
// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
|
|
throwIfReadOnly();
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// int y = Float.floatToRawIntBits(x);
|
|
// SCOPED_MEMORY_ACCESS.putIntUnaligned(scope(), hb, byteOffset(checkIndex(i, 4)), y, bigEndian);
|
|
Bits.putFloat(this, ix(checkIndex(i, 4)), x, bigEndian);
|
|
return this;
|
|
|
|
|
|
|
|
}
|
|
|
|
// BEGIN Android-added: {get,put}*Unchecked() accessors.
|
|
@Override
|
|
void putFloatUnchecked(int i, float x) {
|
|
Bits.putFloat(this, ix(i), x, bigEndian);
|
|
}
|
|
|
|
@Override
|
|
void putUnchecked(int pos, float[] src, int srcOffset, int length) {
|
|
Memory.unsafeBulkPut(hb, ix(pos), length * 4, src, srcOffset, 4, !nativeByteOrder);
|
|
}
|
|
// END Android-added: {get,put}*Unchecked() accessors.
|
|
|
|
@Override
|
|
public FloatBuffer asFloatBuffer() {
|
|
int pos = position();
|
|
int size = (limit() - pos) >> 2;
|
|
// Android-removed: buffer.address is only used by Direct*Buffer.
|
|
// long addr = address + pos;
|
|
// Android-changed: Merge the big and little endian buffer class.
|
|
/*
|
|
return (bigEndian
|
|
? (FloatBuffer)(new ByteBufferAsFloatBufferB(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
addr, segment))
|
|
: (FloatBuffer)(new ByteBufferAsFloatBufferL(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
addr, segment)));
|
|
*/
|
|
return new ByteBufferAsFloatBuffer(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
pos,
|
|
order());
|
|
}
|
|
|
|
|
|
// double
|
|
|
|
|
|
|
|
@Override
|
|
public double getDouble() {
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// long x = SCOPED_MEMORY_ACCESS.getLongUnaligned(scope(), hb, byteOffset(nextGetIndex(8)), bigEndian);
|
|
// return Double.longBitsToDouble(x);
|
|
return Bits.getDouble(this, ix(nextGetIndex(8)), bigEndian);
|
|
}
|
|
|
|
@Override
|
|
public double getDouble(int i) {
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// long x = SCOPED_MEMORY_ACCESS.getLongUnaligned(scope(), hb, byteOffset(checkIndex(i, 8)), bigEndian);
|
|
// return Double.longBitsToDouble(x);
|
|
return Bits.getDouble(this, ix(checkIndex(i, 8)), bigEndian);
|
|
}
|
|
|
|
|
|
|
|
// BEGIN Android-added: {get,put}*Unchecked() accessors.
|
|
@Override
|
|
double getDoubleUnchecked(int i) {
|
|
return Bits.getDouble(this, ix(i), bigEndian);
|
|
}
|
|
|
|
@Override
|
|
void getUnchecked(int pos, double[] dst, int dstOffset, int length) {
|
|
Memory.unsafeBulkGet(dst, dstOffset, length * 8, hb, ix(pos), 8, !nativeByteOrder);
|
|
}
|
|
// END Android-added: {get,put}*Unchecked() accessors.
|
|
|
|
@Override
|
|
public ByteBuffer putDouble(double x) {
|
|
|
|
// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
|
|
throwIfReadOnly();
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// long y = Double.doubleToRawLongBits(x);
|
|
// SCOPED_MEMORY_ACCESS.putLongUnaligned(scope(), hb, byteOffset(nextPutIndex(8)), y, bigEndian);
|
|
Bits.putDouble(this, ix(nextPutIndex(8)), x, bigEndian);
|
|
return this;
|
|
|
|
|
|
|
|
}
|
|
|
|
@Override
|
|
public ByteBuffer putDouble(int i, double x) {
|
|
|
|
// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
|
|
throwIfReadOnly();
|
|
// Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet.
|
|
// long y = Double.doubleToRawLongBits(x);
|
|
// SCOPED_MEMORY_ACCESS.putLongUnaligned(scope(), hb, byteOffset(checkIndex(i, 8)), y, bigEndian);
|
|
Bits.putDouble(this, ix(checkIndex(i, 8)), x, bigEndian);
|
|
return this;
|
|
|
|
|
|
|
|
}
|
|
|
|
// BEGIN Android-added: {get,put}*Unchecked() accessors.
|
|
@Override
|
|
void putDoubleUnchecked(int i, double x) {
|
|
Bits.putDouble(this, ix(i), x, bigEndian);
|
|
}
|
|
|
|
@Override
|
|
void putUnchecked(int pos, double[] src, int srcOffset, int length) {
|
|
Memory.unsafeBulkPut(hb, ix(pos), length * 8, src, srcOffset, 8, !nativeByteOrder);
|
|
}
|
|
// END Android-added: {get,put}*Unchecked() accessors.
|
|
|
|
@Override
|
|
public DoubleBuffer asDoubleBuffer() {
|
|
int pos = position();
|
|
int size = (limit() - pos) >> 3;
|
|
// Android-removed: buffer.address is only used by Direct*Buffer.
|
|
// long addr = address + pos;
|
|
// Android-changed: Merge the big and little endian buffer class.
|
|
/*
|
|
return (bigEndian
|
|
? (DoubleBuffer)(new ByteBufferAsDoubleBufferB(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
addr, segment))
|
|
: (DoubleBuffer)(new ByteBufferAsDoubleBufferL(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
addr, segment)));
|
|
*/
|
|
return new ByteBufferAsDoubleBuffer(this,
|
|
-1,
|
|
0,
|
|
size,
|
|
size,
|
|
pos,
|
|
order());
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// Android-added: Merge the Read-only buffer class with this Read-Write buffer class.
|
|
private void throwIfReadOnly() {
|
|
if (isReadOnly) {
|
|
throw new ReadOnlyBufferException();
|
|
}
|
|
}
|
|
}
|