| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * Copyright (c) 2000, 2021, 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! -- // |
| // Android-note: This file is generated by ojluni/src/tools/gensrc_android.sh. |
| |
| package java.nio; |
| |
| import java.util.Objects; |
| import libcore.io.Memory; |
| |
| /** |
| |
| * A read/write HeapByteBuffer. |
| |
| |
| |
| |
| |
| |
| */ |
| // Android-changed: Make it final as no subclasses exist. |
| final class HeapByteBuffer |
| extends ByteBuffer |
| { |
| // Android-removed: Removed unused constants. |
| /* |
| // Cached array base offset |
| private static final long ARRAY_BASE_OFFSET = UNSAFE.arrayBaseOffset(byte[].class); |
| |
| // Cached array index scale |
| 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 |
| /* |
| |
| protected final byte[] hb; |
| protected final int offset; |
| |
| */ |
| // Android-removed: Removed MemorySegmentProxy to be supported yet. |
| HeapByteBuffer(int cap, int lim) { // package-private |
| |
| // Android-changed: Merge the Read-only buffer class with this Read-Write buffer class. |
| // super(-1, 0, lim, cap, new byte[cap], 0); |
| this(cap, lim, false); |
| /* |
| hb = new byte[cap]; |
| offset = 0; |
| */ |
| // Android-removed: buffer.address is only used by Direct*Buffer. |
| // this.address = ARRAY_BASE_OFFSET; |
| |
| |
| |
| |
| } |
| |
| |
| // Android-added: Merge the Read-only buffer class with this Read-Write buffer class. |
| private HeapByteBuffer(int cap, int lim, boolean isReadOnly) { |
| super(-1, 0, lim, cap, new byte[cap], 0); |
| this.isReadOnly = isReadOnly; |
| } |
| |
| |
| // Android-removed: Removed MemorySegmentProxy to be supported yet. |
| HeapByteBuffer(byte[] buf, int off, int len) { // package-private |
| |
| // Android-changed: Merge the Read-only buffer class with this Read-Write buffer class. |
| // super(-1, off, off + len, buf.length, buf, 0); |
| this(buf, off, len, false); |
| /* |
| hb = buf; |
| offset = 0; |
| */ |
| // Android-removed: buffer.address is only used by Direct*Buffer. |
| // this.address = ARRAY_BASE_OFFSET; |
| |
| |
| |
| |
| } |
| |
| |
| // Android-added: Merge the Read-only buffer class with this Read-Write buffer class. |
| private HeapByteBuffer(byte[] buf, int off, int len, boolean isReadOnly) { |
| super(-1, off, off + len, buf.length, buf, 0); |
| this.isReadOnly = isReadOnly; |
| } |
| |
| |
| // Android-changed: Merge the Read-only buffer class with this Read-Write buffer class. |
| // Android-changed: Make the method private. |
| // Android-removed: Removed MemorySegmentProxy to be supported yet. |
| private HeapByteBuffer(byte[] buf, |
| int mark, int pos, int lim, int cap, |
| int off, boolean isReadOnly) |
| { |
| |
| super(mark, pos, lim, cap, buf, off); |
| // Android-changed: Merge the Read-only buffer class with this Read-Write buffer class. |
| this.isReadOnly = isReadOnly; |
| /* |
| hb = buf; |
| offset = off; |
| */ |
| // Android-removed: buffer.address is only used by Direct*Buffer. |
| // this.address = ARRAY_BASE_OFFSET + off * ARRAY_INDEX_SCALE; |
| |
| |
| |
| |
| } |
| |
| public ByteBuffer slice() { |
| int pos = this.position(); |
| int lim = this.limit(); |
| int rem = (pos <= lim ? lim - pos : 0); |
| return new HeapByteBuffer(hb, |
| -1, |
| 0, |
| rem, |
| rem, |
| // Android-removed: Removed MemorySegmentProxy not supported yet. |
| pos + offset, |
| // Android-changed: Merge the Read-only buffer class with this Read-Write buffer class. |
| isReadOnly); |
| } |
| |
| @Override |
| public ByteBuffer slice(int index, int length) { |
| Objects.checkFromIndexSize(index, length, limit()); |
| return new HeapByteBuffer(hb, |
| -1, |
| 0, |
| length, |
| length, |
| // Android-removed: Removed MemorySegmentProxy not supported yet. |
| index + offset, |
| // Android-changed: Merge the Read-only buffer class with this Read-Write buffer class. |
| isReadOnly); |
| } |
| |
| public ByteBuffer duplicate() { |
| return new HeapByteBuffer(hb, |
| this.markValue(), |
| this.position(), |
| this.limit(), |
| this.capacity(), |
| // Android-removed: Removed MemorySegmentProxy not supported yet. |
| offset, |
| // Android-changed: Merge the Read-only buffer class with this Read-Write buffer class. |
| isReadOnly); |
| } |
| |
| public ByteBuffer asReadOnlyBuffer() { |
| |
| // Android-removed: Removed MemorySegmentProxy not supported yet. |
| // Android-changed: Merge the Read-only buffer class with this Read-Write buffer class. |
| /* |
| return new HeapByteBufferR(hb, |
| this.markValue(), |
| this.position(), |
| this.limit(), |
| this.capacity(), |
| offset, segment); |
| */ |
| return new HeapByteBuffer(hb, |
| this.markValue(), |
| this.position(), |
| this.limit(), |
| this.capacity(), |
| offset, |
| true /* isReadOnly */); |
| |
| |
| |
| } |
| |
| |
| |
| // Android-changed: Make it private as no subclasses exist. |
| private int ix(int i) { |
| return i + offset; |
| } |
| |
| |
| private long byteOffset(long i) { |
| return address + i; |
| } |
| |
| |
| @Override |
| public byte get() { |
| return hb[ix(nextGetIndex())]; |
| } |
| |
| @Override |
| public byte get(int i) { |
| return hb[ix(checkIndex(i))]; |
| } |
| |
| |
| |
| |
| |
| |
| |
| |
| @Override |
| public ByteBuffer get(byte[] dst, int offset, int length) { |
| checkScope(); |
| Objects.checkFromIndexSize(offset, length, dst.length); |
| int pos = position(); |
| if (length > limit() - pos) |
| throw new BufferUnderflowException(); |
| System.arraycopy(hb, ix(pos), dst, offset, length); |
| position(pos + length); |
| return this; |
| } |
| |
| @Override |
| public ByteBuffer get(int index, byte[] dst, int offset, int length) { |
| checkScope(); |
| Objects.checkFromIndexSize(index, length, limit()); |
| Objects.checkFromIndexSize(offset, length, dst.length); |
| System.arraycopy(hb, ix(index), dst, offset, length); |
| return this; |
| } |
| |
| public boolean isDirect() { |
| return false; |
| } |
| |
| |
| |
| @Override |
| public boolean isReadOnly() { |
| // Android-changed: Merge the Read-only buffer class with this Read-Write buffer class. |
| return isReadOnly; |
| } |
| |
| @Override |
| public ByteBuffer put(byte x) { |
| |
| // Android-added: Merge the Read-only buffer class with this Read-Write buffer class. |
| throwIfReadOnly(); |
| hb[ix(nextPutIndex())] = x; |
| return this; |
| |
| |
| |
| } |
| |
| @Override |
| public ByteBuffer put(int i, byte x) { |
| |
| // Android-added: Merge the Read-only buffer class with this Read-Write buffer class. |
| throwIfReadOnly(); |
| hb[ix(checkIndex(i))] = x; |
| return this; |
| |
| |
| |
| } |
| |
| @Override |
| public ByteBuffer put(byte[] src, int offset, int length) { |
| |
| // Android-added: Merge the Read-only buffer class with this Read-Write buffer class. |
| throwIfReadOnly(); |
| checkScope(); |
| Objects.checkFromIndexSize(offset, length, src.length); |
| int pos = position(); |
| if (length > limit() - pos) |
| throw new BufferOverflowException(); |
| System.arraycopy(src, offset, hb, ix(pos), length); |
| position(pos + length); |
| return this; |
| |
| |
| |
| } |
| |
| @Override |
| public ByteBuffer put(ByteBuffer src) { |
| |
| checkScope(); |
| |
| // Android-note: The super class speed-up this operation with Memory.memmove, and arraycopy. |
| super.put(src); |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| return this; |
| |
| |
| |
| } |
| |
| @Override |
| public ByteBuffer put(int index, ByteBuffer src, int offset, int length) { |
| |
| checkScope(); |
| super.put(index, src, offset, length); |
| return this; |
| |
| |
| |
| } |
| |
| @Override |
| public ByteBuffer put(int index, byte[] src, int offset, int length) { |
| |
| checkScope(); |
| Objects.checkFromIndexSize(index, length, limit()); |
| Objects.checkFromIndexSize(offset, length, src.length); |
| // Android-added: Merge the Read-only buffer class with this Read-Write buffer class. |
| throwIfReadOnly(); |
| System.arraycopy(src, offset, hb, ix(index), length); |
| return this; |
| |
| |
| |
| } |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| @Override |
| public ByteBuffer compact() { |
| |
| // Android-added: Merge the Read-only buffer class with this Read-Write buffer class. |
| throwIfReadOnly(); |
| int pos = position(); |
| int lim = limit(); |
| assert (pos <= lim); |
| int rem = (pos <= lim ? lim - pos : 0); |
| System.arraycopy(hb, ix(pos), hb, ix(0), rem); |
| position(rem); |
| limit(capacity()); |
| discardMark(); |
| return this; |
| |
| |
| |
| } |
| |
| |
| |
| |
| |
| @Override |
| byte _get(int i) { // package-private |
| return hb[i]; |
| } |
| |
| @Override |
| void _put(int i, byte b) { // package-private |
| |
| // Android-added: Merge the Read-only buffer class with this Read-Write buffer class. |
| throwIfReadOnly(); |
| hb[i] = b; |
| |
| |
| |
| } |
| |
| // char |
| |
| |
| |
| @Override |
| public char getChar() { |
| // Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet. |
| // return SCOPED_MEMORY_ACCESS.getCharUnaligned(scope(), hb, byteOffset(nextGetIndex(2)), bigEndian); |
| return Bits.getChar(this, ix(nextGetIndex(2)), bigEndian); |
| } |
| |
| @Override |
| public char getChar(int i) { |
| // Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet. |
| // return SCOPED_MEMORY_ACCESS.getCharUnaligned(scope(), hb, byteOffset(checkIndex(i, 2)), bigEndian); |
| return Bits.getChar(this, ix(checkIndex(i, 2)), bigEndian); |
| } |
| |
| |
| |
| @Override |
| public ByteBuffer putChar(char 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.putCharUnaligned(scope(), hb, byteOffset(nextPutIndex(2)), x, bigEndian); |
| Bits.putChar(this, ix(nextPutIndex(2)), x, bigEndian); |
| return this; |
| |
| |
| |
| } |
| |
| // BEGIN Android-added: {get,put}*Unchecked() accessors. |
| @Override |
| char getCharUnchecked(int i) { |
| return Bits.getChar(this, ix(i), bigEndian); |
| } |
| |
| @Override |
| void getUnchecked(int pos, char[] dst, int dstOffset, int length) { |
| Memory.unsafeBulkGet(dst, dstOffset, length * 2, hb, ix(pos), 2, !nativeByteOrder); |
| } |
| // END Android-added: {get,put}*Unchecked() accessors. |
| |
| @Override |
| public ByteBuffer putChar(int i, char 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. |
| // SSCOPED_MEMORY_ACCESS.putCharUnaligned(scope(), hb, byteOffset(checkIndex(i, 2)), x, bigEndian); |
| Bits.putChar(this, ix(checkIndex(i, 2)), x, bigEndian); |
| return this; |
| |
| |
| |
| } |
| |
| // BEGIN Android-added: {get,put}*Unchecked() accessors. |
| @Override |
| void putCharUnchecked(int i, char x) { |
| Bits.putChar(this, ix(i), x, bigEndian); |
| } |
| |
| @Override |
| void putUnchecked(int pos, char[] 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 CharBuffer asCharBuffer() { |
| 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 |
| ? (CharBuffer)(new ByteBufferAsCharBufferB(this, |
| -1, |
| 0, |
| size, |
| size, |
| addr, segment)) |
| : (CharBuffer)(new ByteBufferAsCharBufferL(this, |
| -1, |
| 0, |
| size, |
| size, |
| addr, segment))); |
| */ |
| return new ByteBufferAsCharBuffer(this, |
| -1, |
| 0, |
| size, |
| size, |
| pos, |
| order()); |
| } |
| |
| |
| // short |
| |
| |
| |
| @Override |
| public short getShort() { |
| // Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet. |
| // return SCOPED_MEMORY_ACCESS.getShortUnaligned(scope(), hb, byteOffset(nextGetIndex(2)), bigEndian); |
| return Bits.getShort(this, ix(nextGetIndex(2)), bigEndian); |
| } |
| |
| @Override |
| public short getShort(int i) { |
| // Android-changed: Use Bits instead of ScopedMemoryAccess to be supported yet. |
| // return SCOPED_MEMORY_ACCESS.getShortUnaligned(scope(), hb, byteOffset(checkIndex(i, 2)), bigEndian); |
| return Bits.getShort(this, ix(checkIndex(i, 2)), bigEndian); |
| } |
| |
| |
| |
| // BEGIN Android-added: {get,put}*Unchecked() accessors. |
| @Override |
| short getShortUnchecked(int i) { |
| return Bits.getShort(this, ix(i), bigEndian); |
| } |
| |
| @Override |
| void getUnchecked(int pos, short[] dst, int dstOffset, int length) { |
| Memory.unsafeBulkGet(dst, dstOffset, length * 2, hb, ix(pos), 2, !nativeByteOrder); |
| } |
| // END Android-added: {get,put}*Unchecked() accessors. |
| |
| @Override |
| public ByteBuffer putShort(short 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.putShortUnaligned(scope(), hb, byteOffset(nextPutIndex(2)), x, bigEndian); |
| Bits.putShort(this, ix(nextPutIndex(2)), x, bigEndian); |
| return this; |
| |
| |
| |
| } |
| |
| @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; |
| |
| |
| |
| } |
| |
| // 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()); |
| } |
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| |
| // Android-added: Merge the Read-only buffer class with this Read-Write buffer class. |
| private void throwIfReadOnly() { |
| if (isReadOnly) { |
| throw new ReadOnlyBufferException(); |
| } |
| } |
| } |
