author | aph |
Tue, 31 Mar 2015 12:30:52 -0700 | |
changeset 30338 | 957ee8b5a33a |
parent 25859 | 3317bb8137f4 |
child 31873 | 87b015c2cd36 |
permissions | -rw-r--r-- |
2 | 1 |
/* |
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* Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved. |
2 | 3 |
* 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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#warn This file is preprocessed before being compiled |
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package java.nio; |
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import sun.misc.Unsafe; |
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/** |
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#if[rw] |
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* A read/write Heap$Type$Buffer. |
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#else[rw] |
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* A read-only Heap$Type$Buffer. This class extends the corresponding |
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* read/write class, overriding the mutation methods to throw a {@link |
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* ReadOnlyBufferException} and overriding the view-buffer methods to return an |
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* instance of this class rather than of the superclass. |
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#end[rw] |
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*/ |
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class Heap$Type$Buffer$RW$ |
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extends {#if[ro]?Heap}$Type$Buffer |
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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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#if[rw] |
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protected final $type$[] hb; |
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protected final int offset; |
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#end[rw] |
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*/ |
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#if[byte] |
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// Cached unsafe-access object |
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private static final Unsafe unsafe = Bits.unsafe(); |
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// Cached array base offset |
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private static final long arrayBaseOffset = unsafe.arrayBaseOffset($type$[].class); |
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#end[byte] |
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2 | 66 |
Heap$Type$Buffer$RW$(int cap, int lim) { // package-private |
67 |
#if[rw] |
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super(-1, 0, lim, cap, new $type$[cap], 0); |
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/* |
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hb = new $type$[cap]; |
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offset = 0; |
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*/ |
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#else[rw] |
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super(cap, lim); |
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this.isReadOnly = true; |
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#end[rw] |
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} |
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Heap$Type$Buffer$RW$($type$[] buf, int off, int len) { // package-private |
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#if[rw] |
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super(-1, off, off + len, buf.length, buf, 0); |
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/* |
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hb = buf; |
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offset = 0; |
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*/ |
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#else[rw] |
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super(buf, off, len); |
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this.isReadOnly = true; |
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#end[rw] |
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} |
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protected Heap$Type$Buffer$RW$($type$[] buf, |
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int mark, int pos, int lim, int cap, |
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94 |
int off) |
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{ |
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#if[rw] |
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super(mark, pos, lim, cap, buf, off); |
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/* |
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hb = buf; |
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offset = off; |
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*/ |
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#else[rw] |
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super(buf, mark, pos, lim, cap, off); |
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this.isReadOnly = true; |
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#end[rw] |
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} |
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107 |
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108 |
public $Type$Buffer slice() { |
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109 |
return new Heap$Type$Buffer$RW$(hb, |
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-1, |
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0, |
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this.remaining(), |
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this.remaining(), |
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this.position() + offset); |
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} |
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public $Type$Buffer duplicate() { |
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return new Heap$Type$Buffer$RW$(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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} |
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126 |
public $Type$Buffer asReadOnlyBuffer() { |
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127 |
#if[rw] |
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return new Heap$Type$BufferR(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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#else[rw] |
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135 |
return duplicate(); |
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136 |
#end[rw] |
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137 |
} |
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138 |
||
139 |
#if[rw] |
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140 |
||
141 |
protected int ix(int i) { |
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return i + offset; |
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} |
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||
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#if[byte] |
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private long byteOffset(long i) { |
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return arrayBaseOffset + i + offset; |
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} |
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#end[byte] |
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public $type$ get() { |
152 |
return hb[ix(nextGetIndex())]; |
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153 |
} |
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154 |
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155 |
public $type$ get(int i) { |
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156 |
return hb[ix(checkIndex(i))]; |
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} |
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#if[streamableType] |
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$type$ getUnchecked(int i) { |
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return hb[ix(i)]; |
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} |
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#end[streamableType] |
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public $Type$Buffer get($type$[] dst, int offset, int length) { |
166 |
checkBounds(offset, length, dst.length); |
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167 |
if (length > remaining()) |
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168 |
throw new BufferUnderflowException(); |
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169 |
System.arraycopy(hb, ix(position()), dst, offset, length); |
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position(position() + length); |
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171 |
return this; |
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} |
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174 |
public boolean isDirect() { |
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175 |
return false; |
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176 |
} |
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177 |
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178 |
#end[rw] |
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179 |
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180 |
public boolean isReadOnly() { |
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181 |
return {#if[rw]?false:true}; |
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182 |
} |
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183 |
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184 |
public $Type$Buffer put($type$ x) { |
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185 |
#if[rw] |
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186 |
hb[ix(nextPutIndex())] = x; |
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187 |
return this; |
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#else[rw] |
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189 |
throw new ReadOnlyBufferException(); |
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190 |
#end[rw] |
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} |
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193 |
public $Type$Buffer put(int i, $type$ x) { |
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194 |
#if[rw] |
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195 |
hb[ix(checkIndex(i))] = x; |
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196 |
return this; |
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#else[rw] |
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throw new ReadOnlyBufferException(); |
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199 |
#end[rw] |
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200 |
} |
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201 |
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202 |
public $Type$Buffer put($type$[] src, int offset, int length) { |
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203 |
#if[rw] |
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204 |
checkBounds(offset, length, src.length); |
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205 |
if (length > remaining()) |
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206 |
throw new BufferOverflowException(); |
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207 |
System.arraycopy(src, offset, hb, ix(position()), length); |
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208 |
position(position() + length); |
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209 |
return this; |
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210 |
#else[rw] |
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211 |
throw new ReadOnlyBufferException(); |
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212 |
#end[rw] |
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213 |
} |
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214 |
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215 |
public $Type$Buffer put($Type$Buffer src) { |
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216 |
#if[rw] |
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217 |
if (src instanceof Heap$Type$Buffer) { |
|
218 |
if (src == this) |
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219 |
throw new IllegalArgumentException(); |
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220 |
Heap$Type$Buffer sb = (Heap$Type$Buffer)src; |
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221 |
int n = sb.remaining(); |
|
222 |
if (n > remaining()) |
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223 |
throw new BufferOverflowException(); |
|
224 |
System.arraycopy(sb.hb, sb.ix(sb.position()), |
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225 |
hb, ix(position()), n); |
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226 |
sb.position(sb.position() + n); |
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227 |
position(position() + n); |
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228 |
} else if (src.isDirect()) { |
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229 |
int n = src.remaining(); |
|
230 |
if (n > remaining()) |
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231 |
throw new BufferOverflowException(); |
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232 |
src.get(hb, ix(position()), n); |
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233 |
position(position() + n); |
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234 |
} else { |
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235 |
super.put(src); |
|
236 |
} |
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237 |
return this; |
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238 |
#else[rw] |
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239 |
throw new ReadOnlyBufferException(); |
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240 |
#end[rw] |
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241 |
} |
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242 |
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243 |
public $Type$Buffer compact() { |
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244 |
#if[rw] |
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245 |
System.arraycopy(hb, ix(position()), hb, ix(0), remaining()); |
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246 |
position(remaining()); |
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247 |
limit(capacity()); |
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discardMark(); |
2 | 249 |
return this; |
250 |
#else[rw] |
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251 |
throw new ReadOnlyBufferException(); |
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252 |
#end[rw] |
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253 |
} |
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254 |
||
255 |
||
256 |
||
257 |
#if[byte] |
|
258 |
||
259 |
byte _get(int i) { // package-private |
|
260 |
return hb[i]; |
|
261 |
} |
|
262 |
||
263 |
void _put(int i, byte b) { // package-private |
|
264 |
#if[rw] |
|
265 |
hb[i] = b; |
|
266 |
#else[rw] |
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267 |
throw new ReadOnlyBufferException(); |
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268 |
#end[rw] |
|
269 |
} |
|
270 |
||
271 |
// char |
|
272 |
||
273 |
#if[rw] |
|
274 |
||
275 |
public char getChar() { |
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return unsafe.getCharUnaligned(hb, byteOffset(nextGetIndex(2)), bigEndian); |
2 | 277 |
} |
278 |
||
279 |
public char getChar(int i) { |
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return unsafe.getCharUnaligned(hb, byteOffset(checkIndex(i, 2)), bigEndian); |
2 | 281 |
} |
282 |
||
283 |
#end[rw] |
|
284 |
||
285 |
public $Type$Buffer putChar(char x) { |
|
286 |
#if[rw] |
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unsafe.putCharUnaligned(hb, byteOffset(nextPutIndex(2)), x, bigEndian); |
2 | 288 |
return this; |
289 |
#else[rw] |
|
290 |
throw new ReadOnlyBufferException(); |
|
291 |
#end[rw] |
|
292 |
} |
|
293 |
||
294 |
public $Type$Buffer putChar(int i, char x) { |
|
295 |
#if[rw] |
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296 |
unsafe.putCharUnaligned(hb, byteOffset(checkIndex(i, 2)), x, bigEndian); |
2 | 297 |
return this; |
298 |
#else[rw] |
|
299 |
throw new ReadOnlyBufferException(); |
|
300 |
#end[rw] |
|
301 |
} |
|
302 |
||
303 |
public CharBuffer asCharBuffer() { |
|
304 |
int size = this.remaining() >> 1; |
|
305 |
int off = offset + position(); |
|
306 |
return (bigEndian |
|
307 |
? (CharBuffer)(new ByteBufferAsCharBuffer$RW$B(this, |
|
308 |
-1, |
|
309 |
0, |
|
310 |
size, |
|
311 |
size, |
|
312 |
off)) |
|
313 |
: (CharBuffer)(new ByteBufferAsCharBuffer$RW$L(this, |
|
314 |
-1, |
|
315 |
0, |
|
316 |
size, |
|
317 |
size, |
|
318 |
off))); |
|
319 |
} |
|
320 |
||
321 |
||
322 |
// short |
|
323 |
||
324 |
#if[rw] |
|
325 |
||
326 |
public short getShort() { |
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return unsafe.getShortUnaligned(hb, byteOffset(nextGetIndex(2)), bigEndian); |
2 | 328 |
} |
329 |
||
330 |
public short getShort(int i) { |
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331 |
return unsafe.getShortUnaligned(hb, byteOffset(checkIndex(i, 2)), bigEndian); |
2 | 332 |
} |
333 |
||
334 |
#end[rw] |
|
335 |
||
336 |
public $Type$Buffer putShort(short x) { |
|
337 |
#if[rw] |
|
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338 |
unsafe.putShortUnaligned(hb, byteOffset(nextPutIndex(2)), x, bigEndian); |
2 | 339 |
return this; |
340 |
#else[rw] |
|
341 |
throw new ReadOnlyBufferException(); |
|
342 |
#end[rw] |
|
343 |
} |
|
344 |
||
345 |
public $Type$Buffer putShort(int i, short x) { |
|
346 |
#if[rw] |
|
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347 |
unsafe.putShortUnaligned(hb, byteOffset(checkIndex(i, 2)), x, bigEndian); |
2 | 348 |
return this; |
349 |
#else[rw] |
|
350 |
throw new ReadOnlyBufferException(); |
|
351 |
#end[rw] |
|
352 |
} |
|
353 |
||
354 |
public ShortBuffer asShortBuffer() { |
|
355 |
int size = this.remaining() >> 1; |
|
356 |
int off = offset + position(); |
|
357 |
return (bigEndian |
|
358 |
? (ShortBuffer)(new ByteBufferAsShortBuffer$RW$B(this, |
|
359 |
-1, |
|
360 |
0, |
|
361 |
size, |
|
362 |
size, |
|
363 |
off)) |
|
364 |
: (ShortBuffer)(new ByteBufferAsShortBuffer$RW$L(this, |
|
365 |
-1, |
|
366 |
0, |
|
367 |
size, |
|
368 |
size, |
|
369 |
off))); |
|
370 |
} |
|
371 |
||
372 |
||
373 |
// int |
|
374 |
||
375 |
#if[rw] |
|
376 |
||
377 |
public int getInt() { |
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|
378 |
return unsafe.getIntUnaligned(hb, byteOffset(nextGetIndex(4)), bigEndian); |
2 | 379 |
} |
380 |
||
381 |
public int getInt(int i) { |
|
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382 |
return unsafe.getIntUnaligned(hb, byteOffset(checkIndex(i, 4)), bigEndian); |
2 | 383 |
} |
384 |
||
385 |
#end[rw] |
|
386 |
||
387 |
public $Type$Buffer putInt(int x) { |
|
388 |
#if[rw] |
|
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389 |
unsafe.putIntUnaligned(hb, byteOffset(nextPutIndex(4)), x, bigEndian); |
2 | 390 |
return this; |
391 |
#else[rw] |
|
392 |
throw new ReadOnlyBufferException(); |
|
393 |
#end[rw] |
|
394 |
} |
|
395 |
||
396 |
public $Type$Buffer putInt(int i, int x) { |
|
397 |
#if[rw] |
|
30338
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
398 |
unsafe.putIntUnaligned(hb, byteOffset(checkIndex(i, 4)), x, bigEndian); |
2 | 399 |
return this; |
400 |
#else[rw] |
|
401 |
throw new ReadOnlyBufferException(); |
|
402 |
#end[rw] |
|
403 |
} |
|
404 |
||
405 |
public IntBuffer asIntBuffer() { |
|
406 |
int size = this.remaining() >> 2; |
|
407 |
int off = offset + position(); |
|
408 |
return (bigEndian |
|
409 |
? (IntBuffer)(new ByteBufferAsIntBuffer$RW$B(this, |
|
410 |
-1, |
|
411 |
0, |
|
412 |
size, |
|
413 |
size, |
|
414 |
off)) |
|
415 |
: (IntBuffer)(new ByteBufferAsIntBuffer$RW$L(this, |
|
416 |
-1, |
|
417 |
0, |
|
418 |
size, |
|
419 |
size, |
|
420 |
off))); |
|
421 |
} |
|
422 |
||
423 |
||
424 |
// long |
|
425 |
||
426 |
#if[rw] |
|
427 |
||
428 |
public long getLong() { |
|
30338
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
429 |
return unsafe.getLongUnaligned(hb, byteOffset(nextGetIndex(8)), bigEndian); |
2 | 430 |
} |
431 |
||
432 |
public long getLong(int i) { |
|
30338
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
433 |
return unsafe.getLongUnaligned(hb, byteOffset(checkIndex(i, 8)), bigEndian); |
2 | 434 |
} |
435 |
||
436 |
#end[rw] |
|
437 |
||
438 |
public $Type$Buffer putLong(long x) { |
|
439 |
#if[rw] |
|
30338
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
440 |
unsafe.putLongUnaligned(hb, byteOffset(nextPutIndex(8)), x, bigEndian); |
2 | 441 |
return this; |
442 |
#else[rw] |
|
443 |
throw new ReadOnlyBufferException(); |
|
444 |
#end[rw] |
|
445 |
} |
|
446 |
||
447 |
public $Type$Buffer putLong(int i, long x) { |
|
448 |
#if[rw] |
|
30338
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
449 |
unsafe.putLongUnaligned(hb, byteOffset(checkIndex(i, 8)), x, bigEndian); |
2 | 450 |
return this; |
451 |
#else[rw] |
|
452 |
throw new ReadOnlyBufferException(); |
|
453 |
#end[rw] |
|
454 |
} |
|
455 |
||
456 |
public LongBuffer asLongBuffer() { |
|
457 |
int size = this.remaining() >> 3; |
|
458 |
int off = offset + position(); |
|
459 |
return (bigEndian |
|
460 |
? (LongBuffer)(new ByteBufferAsLongBuffer$RW$B(this, |
|
461 |
-1, |
|
462 |
0, |
|
463 |
size, |
|
464 |
size, |
|
465 |
off)) |
|
466 |
: (LongBuffer)(new ByteBufferAsLongBuffer$RW$L(this, |
|
467 |
-1, |
|
468 |
0, |
|
469 |
size, |
|
470 |
size, |
|
471 |
off))); |
|
472 |
} |
|
473 |
||
474 |
||
475 |
// float |
|
476 |
||
477 |
#if[rw] |
|
478 |
||
479 |
public float getFloat() { |
|
30338
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
480 |
int x = unsafe.getIntUnaligned(hb, byteOffset(nextPutIndex(4)), bigEndian); |
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
481 |
return Float.intBitsToFloat(x); |
2 | 482 |
} |
483 |
||
484 |
public float getFloat(int i) { |
|
30338
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
485 |
int x = unsafe.getIntUnaligned(hb, byteOffset(checkIndex(i, 4)), bigEndian); |
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
486 |
return Float.intBitsToFloat(x); |
2 | 487 |
} |
488 |
||
489 |
#end[rw] |
|
490 |
||
491 |
public $Type$Buffer putFloat(float x) { |
|
492 |
#if[rw] |
|
30338
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
493 |
int y = Float.floatToRawIntBits(x); |
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
494 |
unsafe.putIntUnaligned(hb, byteOffset(nextPutIndex(4)), y, bigEndian); |
2 | 495 |
return this; |
496 |
#else[rw] |
|
497 |
throw new ReadOnlyBufferException(); |
|
498 |
#end[rw] |
|
499 |
} |
|
500 |
||
501 |
public $Type$Buffer putFloat(int i, float x) { |
|
502 |
#if[rw] |
|
30338
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
503 |
int y = Float.floatToRawIntBits(x); |
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
504 |
unsafe.putIntUnaligned(hb, byteOffset(checkIndex(i, 4)), y, bigEndian); |
2 | 505 |
return this; |
506 |
#else[rw] |
|
507 |
throw new ReadOnlyBufferException(); |
|
508 |
#end[rw] |
|
509 |
} |
|
510 |
||
511 |
public FloatBuffer asFloatBuffer() { |
|
512 |
int size = this.remaining() >> 2; |
|
513 |
int off = offset + position(); |
|
514 |
return (bigEndian |
|
515 |
? (FloatBuffer)(new ByteBufferAsFloatBuffer$RW$B(this, |
|
516 |
-1, |
|
517 |
0, |
|
518 |
size, |
|
519 |
size, |
|
520 |
off)) |
|
521 |
: (FloatBuffer)(new ByteBufferAsFloatBuffer$RW$L(this, |
|
522 |
-1, |
|
523 |
0, |
|
524 |
size, |
|
525 |
size, |
|
526 |
off))); |
|
527 |
} |
|
528 |
||
529 |
||
530 |
// double |
|
531 |
||
532 |
#if[rw] |
|
533 |
||
534 |
public double getDouble() { |
|
30338
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
535 |
long x = unsafe.getLongUnaligned(hb, byteOffset(nextGetIndex(8)), bigEndian); |
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
536 |
return Double.longBitsToDouble(x); |
2 | 537 |
} |
538 |
||
539 |
public double getDouble(int i) { |
|
30338
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
540 |
long x = unsafe.getLongUnaligned(hb, byteOffset(checkIndex(i, 8)), bigEndian); |
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
541 |
return Double.longBitsToDouble(x); |
2 | 542 |
} |
543 |
||
544 |
#end[rw] |
|
545 |
||
546 |
public $Type$Buffer putDouble(double x) { |
|
547 |
#if[rw] |
|
30338
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
548 |
long y = Double.doubleToRawLongBits(x); |
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
549 |
unsafe.putLongUnaligned(hb, byteOffset(nextPutIndex(8)), y, bigEndian); |
2 | 550 |
return this; |
551 |
#else[rw] |
|
552 |
throw new ReadOnlyBufferException(); |
|
553 |
#end[rw] |
|
554 |
} |
|
555 |
||
556 |
public $Type$Buffer putDouble(int i, double x) { |
|
557 |
#if[rw] |
|
30338
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
558 |
long y = Double.doubleToRawLongBits(x); |
957ee8b5a33a
8026049: (bf) Intrinsify ByteBuffer.put{Int, Double, Float, ...} methods
aph
parents:
25859
diff
changeset
|
559 |
unsafe.putLongUnaligned(hb, byteOffset(checkIndex(i, 8)), y, bigEndian); |
2 | 560 |
return this; |
561 |
#else[rw] |
|
562 |
throw new ReadOnlyBufferException(); |
|
563 |
#end[rw] |
|
564 |
} |
|
565 |
||
566 |
public DoubleBuffer asDoubleBuffer() { |
|
567 |
int size = this.remaining() >> 3; |
|
568 |
int off = offset + position(); |
|
569 |
return (bigEndian |
|
570 |
? (DoubleBuffer)(new ByteBufferAsDoubleBuffer$RW$B(this, |
|
571 |
-1, |
|
572 |
0, |
|
573 |
size, |
|
574 |
size, |
|
575 |
off)) |
|
576 |
: (DoubleBuffer)(new ByteBufferAsDoubleBuffer$RW$L(this, |
|
577 |
-1, |
|
578 |
0, |
|
579 |
size, |
|
580 |
size, |
|
581 |
off))); |
|
582 |
} |
|
583 |
||
584 |
||
585 |
#end[byte] |
|
586 |
||
587 |
||
588 |
#if[char] |
|
589 |
||
590 |
String toString(int start, int end) { // package-private |
|
591 |
try { |
|
592 |
return new String(hb, start + offset, end - start); |
|
593 |
} catch (StringIndexOutOfBoundsException x) { |
|
594 |
throw new IndexOutOfBoundsException(); |
|
595 |
} |
|
596 |
} |
|
597 |
||
598 |
||
599 |
// --- Methods to support CharSequence --- |
|
600 |
||
1224
8c1bc7c5dd00
6733145: (bf) CharBuffer.subSequence can be updated to take advantage of covariant returns
martin
parents:
2
diff
changeset
|
601 |
public CharBuffer subSequence(int start, int end) { |
2 | 602 |
if ((start < 0) |
603 |
|| (end > length()) |
|
604 |
|| (start > end)) |
|
605 |
throw new IndexOutOfBoundsException(); |
|
2593
76032557be03
6795561: (bf) CharBuffer.subSequence() uses wrong capacity value for new buffer
alanb
parents:
1634
diff
changeset
|
606 |
int pos = position(); |
2 | 607 |
return new HeapCharBuffer$RW$(hb, |
2593
76032557be03
6795561: (bf) CharBuffer.subSequence() uses wrong capacity value for new buffer
alanb
parents:
1634
diff
changeset
|
608 |
-1, |
76032557be03
6795561: (bf) CharBuffer.subSequence() uses wrong capacity value for new buffer
alanb
parents:
1634
diff
changeset
|
609 |
pos + start, |
76032557be03
6795561: (bf) CharBuffer.subSequence() uses wrong capacity value for new buffer
alanb
parents:
1634
diff
changeset
|
610 |
pos + end, |
76032557be03
6795561: (bf) CharBuffer.subSequence() uses wrong capacity value for new buffer
alanb
parents:
1634
diff
changeset
|
611 |
capacity(), |
76032557be03
6795561: (bf) CharBuffer.subSequence() uses wrong capacity value for new buffer
alanb
parents:
1634
diff
changeset
|
612 |
offset); |
2 | 613 |
} |
614 |
||
615 |
#end[char] |
|
616 |
||
617 |
||
618 |
#if[!byte] |
|
619 |
||
620 |
public ByteOrder order() { |
|
621 |
return ByteOrder.nativeOrder(); |
|
622 |
} |
|
623 |
||
624 |
#end[!byte] |
|
625 |
||
626 |
} |