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10 package java.nio;
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12 import sun.misc.Cleaner;
13 import sun.misc.Unsafe;
14 import sun.nio.ch.DirectBuffer;
15 import sun.nio.ch.FileChannelImpl;
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17
18 class DirectLongBufferRS
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20
21
22 extends DirectLongBufferS 
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24 implements DirectBuffer
25 {
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144 DirectLongBufferRS(DirectBuffer db, int mark, int pos, int lim, int cap,
148 int off)
149 {
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158 super(db, mark, pos, lim, cap, off);
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160 }
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162 public LongBuffer slice() {
163 int pos = this.position();
164 int lim = this.limit();
165 assert (pos <= lim);
166 int rem = (pos <= lim ? lim - pos : 0);
167 int off = (pos << 3);
168 assert (off >= 0);
169 return new DirectLongBufferRS (this, -1, 0, rem, rem, off);
170 }
171
172 public LongBuffer duplicate() {
173 return new DirectLongBufferRS (this,
174 this.markValue(),
175 this.position(),
176 this.limit(),
177 this.capacity(),
178 0);
179 }
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181 public LongBuffer asReadOnlyBuffer() {
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190 return duplicate();
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192 }
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243 public LongBuffer put(long x) {
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248 throw new ReadOnlyBufferException ();
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250 }
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252 public LongBuffer put(int i, long x) {
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257 throw new ReadOnlyBufferException ();
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259 }
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261 public LongBuffer put(LongBuffer src) {
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298 throw new ReadOnlyBufferException ();
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300 }
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302 public LongBuffer put(long[] src, int offset, int length) {
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325 throw new ReadOnlyBufferException ();
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327 }
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329 public LongBuffer compact() {
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341 throw new ReadOnlyBufferException ();
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343 }
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345 public boolean isDirect() {
346 return true;
347 }
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349 public boolean isReadOnly() {
350 return true;
351 }
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397 public ByteOrder order() {
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399 return ((ByteOrder.nativeOrder() == ByteOrder.BIG_ENDIAN)
400 ? ByteOrder.LITTLE_ENDIAN : ByteOrder.BIG_ENDIAN);
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406 }
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433 }
434 |
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