Yotam Harchol | f3f1115 | 2013-09-05 16:47:16 -0700 | [diff] [blame] | 1 | package org.projectfloodlight.openflow.util; |
| 2 | |
| 3 | import java.io.IOException; |
| 4 | import java.io.InputStream; |
| 5 | import java.io.OutputStream; |
| 6 | import java.nio.ByteBuffer; |
| 7 | import java.nio.ByteOrder; |
| 8 | import java.nio.channels.GatheringByteChannel; |
| 9 | import java.nio.channels.ScatteringByteChannel; |
| 10 | import java.nio.charset.Charset; |
| 11 | |
| 12 | import org.jboss.netty.buffer.ChannelBuffer; |
| 13 | import org.jboss.netty.buffer.ChannelBufferFactory; |
| 14 | import org.jboss.netty.buffer.ChannelBufferIndexFinder; |
| 15 | |
| 16 | public class LengthCountingPseudoChannelBuffer implements ChannelBuffer { |
| 17 | |
| 18 | int writerIndex = 0; |
| 19 | private int markedWriterIndex; |
| 20 | |
| 21 | @Override |
| 22 | public ChannelBufferFactory factory() { |
| 23 | return null; |
| 24 | } |
| 25 | |
| 26 | @Override |
| 27 | public int capacity() { |
| 28 | return Integer.MAX_VALUE; |
| 29 | } |
| 30 | |
| 31 | @Override |
| 32 | public ByteOrder order() { |
| 33 | return ByteOrder.BIG_ENDIAN; |
| 34 | } |
| 35 | |
| 36 | @Override |
| 37 | public boolean isDirect() { |
| 38 | return true; |
| 39 | } |
| 40 | |
| 41 | @Override |
| 42 | public int readerIndex() { |
| 43 | return 0; |
| 44 | } |
| 45 | |
| 46 | @Override |
| 47 | public void readerIndex(int readerIndex) { |
| 48 | throw new UnsupportedOperationException(); |
| 49 | } |
| 50 | |
| 51 | @Override |
| 52 | public int writerIndex() { |
| 53 | return writerIndex; |
| 54 | } |
| 55 | |
| 56 | @Override |
| 57 | public void writerIndex(int writerIndex) { |
| 58 | this.writerIndex = writerIndex; |
| 59 | } |
| 60 | |
| 61 | @Override |
| 62 | public void setIndex(int readerIndex, int writerIndex) { |
| 63 | if(readerIndex != 0) |
| 64 | throw new UnsupportedOperationException(); |
| 65 | this.writerIndex = writerIndex; |
| 66 | } |
| 67 | |
| 68 | @Override |
| 69 | public int readableBytes() { |
| 70 | return writerIndex; |
| 71 | } |
| 72 | |
| 73 | @Override |
| 74 | public int writableBytes() { |
| 75 | return Integer.MAX_VALUE - writerIndex; |
| 76 | } |
| 77 | |
| 78 | @Override |
| 79 | public boolean readable() { |
| 80 | return writerIndex > 0; |
| 81 | } |
| 82 | |
| 83 | @Override |
| 84 | public boolean writable() { |
| 85 | return writerIndex < Integer.MAX_VALUE; |
| 86 | } |
| 87 | |
| 88 | @Override |
| 89 | public void clear() { |
| 90 | writerIndex = 0; |
| 91 | |
| 92 | } |
| 93 | |
| 94 | @Override |
| 95 | public void markReaderIndex() { |
| 96 | } |
| 97 | |
| 98 | @Override |
| 99 | public void resetReaderIndex() { |
| 100 | } |
| 101 | |
| 102 | @Override |
| 103 | public void markWriterIndex() { |
| 104 | markedWriterIndex = writerIndex; |
| 105 | } |
| 106 | |
| 107 | @Override |
| 108 | public void resetWriterIndex() { |
| 109 | writerIndex = markedWriterIndex; |
| 110 | } |
| 111 | |
| 112 | @Override |
| 113 | public void discardReadBytes() { |
| 114 | throw new UnsupportedOperationException(); |
| 115 | } |
| 116 | |
| 117 | @Override |
| 118 | public void ensureWritableBytes(int writableBytes) { |
| 119 | if(!((Integer.MAX_VALUE - writableBytes) > writerIndex)) |
| 120 | throw new IllegalStateException(); |
| 121 | } |
| 122 | |
| 123 | @Override |
| 124 | public byte getByte(int index) { |
| 125 | throw new UnsupportedOperationException(); |
| 126 | } |
| 127 | |
| 128 | @Override |
| 129 | public short getUnsignedByte(int index) { |
| 130 | throw new UnsupportedOperationException(); |
| 131 | } |
| 132 | |
| 133 | @Override |
| 134 | public short getShort(int index) { |
| 135 | throw new UnsupportedOperationException(); |
| 136 | } |
| 137 | |
| 138 | @Override |
| 139 | public int getUnsignedShort(int index) { |
| 140 | throw new UnsupportedOperationException(); |
| 141 | } |
| 142 | |
| 143 | @Override |
| 144 | public int getMedium(int index) { |
| 145 | throw new UnsupportedOperationException(); |
| 146 | } |
| 147 | |
| 148 | @Override |
| 149 | public int getUnsignedMedium(int index) { |
| 150 | throw new UnsupportedOperationException(); |
| 151 | } |
| 152 | |
| 153 | @Override |
| 154 | public int getInt(int index) { |
| 155 | throw new UnsupportedOperationException(); |
| 156 | } |
| 157 | |
| 158 | @Override |
| 159 | public long getUnsignedInt(int index) { |
| 160 | throw new UnsupportedOperationException(); |
| 161 | } |
| 162 | |
| 163 | @Override |
| 164 | public long getLong(int index) { |
| 165 | throw new UnsupportedOperationException(); |
| 166 | } |
| 167 | |
| 168 | @Override |
| 169 | public char getChar(int index) { |
| 170 | throw new UnsupportedOperationException(); |
| 171 | } |
| 172 | |
| 173 | @Override |
| 174 | public float getFloat(int index) { |
| 175 | throw new UnsupportedOperationException(); |
| 176 | } |
| 177 | |
| 178 | @Override |
| 179 | public double getDouble(int index) { |
| 180 | throw new UnsupportedOperationException(); |
| 181 | } |
| 182 | |
| 183 | @Override |
| 184 | public void getBytes(int index, ChannelBuffer dst) { |
| 185 | throw new UnsupportedOperationException(); |
| 186 | } |
| 187 | |
| 188 | @Override |
| 189 | public void getBytes(int index, ChannelBuffer dst, int length) { |
| 190 | throw new UnsupportedOperationException(); |
| 191 | } |
| 192 | |
| 193 | @Override |
| 194 | public void getBytes(int index, ChannelBuffer dst, int dstIndex, int length) { |
| 195 | throw new UnsupportedOperationException(); |
| 196 | } |
| 197 | |
| 198 | @Override |
| 199 | public void getBytes(int index, byte[] dst) { |
| 200 | throw new UnsupportedOperationException(); |
| 201 | } |
| 202 | |
| 203 | @Override |
| 204 | public void getBytes(int index, byte[] dst, int dstIndex, int length) { |
| 205 | throw new UnsupportedOperationException(); |
| 206 | } |
| 207 | |
| 208 | @Override |
| 209 | public void getBytes(int index, ByteBuffer dst) { |
| 210 | throw new UnsupportedOperationException(); |
| 211 | } |
| 212 | |
| 213 | @Override |
| 214 | public void getBytes(int index, OutputStream out, int length) |
| 215 | throws IOException { |
| 216 | throw new UnsupportedOperationException(); |
| 217 | } |
| 218 | |
| 219 | @Override |
| 220 | public int getBytes(int index, GatheringByteChannel out, int length) |
| 221 | throws IOException { |
| 222 | throw new UnsupportedOperationException(); |
| 223 | } |
| 224 | |
| 225 | @Override |
| 226 | public void setByte(int index, int value) { |
| 227 | } |
| 228 | |
| 229 | @Override |
| 230 | public void setShort(int index, int value) { |
| 231 | } |
| 232 | |
| 233 | @Override |
| 234 | public void setMedium(int index, int value) { |
| 235 | } |
| 236 | |
| 237 | @Override |
| 238 | public void setInt(int index, int value) { |
| 239 | } |
| 240 | |
| 241 | @Override |
| 242 | public void setLong(int index, long value) { |
| 243 | } |
| 244 | |
| 245 | @Override |
| 246 | public void setChar(int index, int value) { |
| 247 | } |
| 248 | |
| 249 | @Override |
| 250 | public void setFloat(int index, float value) { |
| 251 | } |
| 252 | |
| 253 | @Override |
| 254 | public void setDouble(int index, double value) { |
| 255 | } |
| 256 | |
| 257 | @Override |
| 258 | public void setBytes(int index, ChannelBuffer src) { |
| 259 | } |
| 260 | |
| 261 | @Override |
| 262 | public void setBytes(int index, ChannelBuffer src, int length) { |
| 263 | } |
| 264 | |
| 265 | @Override |
| 266 | public void setBytes(int index, ChannelBuffer src, int srcIndex, int length) { |
| 267 | } |
| 268 | |
| 269 | @Override |
| 270 | public void setBytes(int index, byte[] src) { |
| 271 | } |
| 272 | |
| 273 | @Override |
| 274 | public void setBytes(int index, byte[] src, int srcIndex, int length) { |
| 275 | } |
| 276 | |
| 277 | @Override |
| 278 | public void setBytes(int index, ByteBuffer src) { |
| 279 | |
| 280 | } |
| 281 | |
| 282 | @Override |
| 283 | public int setBytes(int index, InputStream in, int length) |
| 284 | throws IOException { |
| 285 | throw new UnsupportedOperationException(); |
| 286 | } |
| 287 | |
| 288 | @Override |
| 289 | public int setBytes(int index, ScatteringByteChannel in, int length) |
| 290 | throws IOException { |
| 291 | throw new UnsupportedOperationException(); |
| 292 | } |
| 293 | |
| 294 | @Override |
| 295 | public void setZero(int index, int length) { |
| 296 | } |
| 297 | |
| 298 | @Override |
| 299 | public byte readByte() { |
| 300 | throw new UnsupportedOperationException(); |
| 301 | } |
| 302 | |
| 303 | @Override |
| 304 | public short readUnsignedByte() { |
| 305 | throw new UnsupportedOperationException(); |
| 306 | } |
| 307 | |
| 308 | @Override |
| 309 | public short readShort() { |
| 310 | throw new UnsupportedOperationException(); |
| 311 | } |
| 312 | |
| 313 | @Override |
| 314 | public int readUnsignedShort() { |
| 315 | throw new UnsupportedOperationException(); |
| 316 | } |
| 317 | |
| 318 | @Override |
| 319 | public int readMedium() { |
| 320 | throw new UnsupportedOperationException(); |
| 321 | } |
| 322 | |
| 323 | @Override |
| 324 | public int readUnsignedMedium() { |
| 325 | throw new UnsupportedOperationException(); |
| 326 | } |
| 327 | |
| 328 | @Override |
| 329 | public int readInt() { |
| 330 | throw new UnsupportedOperationException(); |
| 331 | } |
| 332 | |
| 333 | @Override |
| 334 | public long readUnsignedInt() { |
| 335 | throw new UnsupportedOperationException(); |
| 336 | } |
| 337 | |
| 338 | @Override |
| 339 | public long readLong() { |
| 340 | throw new UnsupportedOperationException(); |
| 341 | } |
| 342 | |
| 343 | @Override |
| 344 | public char readChar() { |
| 345 | throw new UnsupportedOperationException(); |
| 346 | } |
| 347 | |
| 348 | @Override |
| 349 | public float readFloat() { |
| 350 | throw new UnsupportedOperationException(); |
| 351 | } |
| 352 | |
| 353 | @Override |
| 354 | public double readDouble() { |
| 355 | throw new UnsupportedOperationException(); |
| 356 | } |
| 357 | |
| 358 | @Override |
| 359 | public ChannelBuffer readBytes(int length) { |
| 360 | throw new UnsupportedOperationException(); |
| 361 | } |
| 362 | |
| 363 | @Override |
| 364 | @Deprecated |
| 365 | public ChannelBuffer readBytes(ChannelBufferIndexFinder indexFinder) { |
| 366 | throw new UnsupportedOperationException(); |
| 367 | } |
| 368 | |
| 369 | @Override |
| 370 | public ChannelBuffer readSlice(int length) { |
| 371 | throw new UnsupportedOperationException(); |
| 372 | } |
| 373 | |
| 374 | @Override |
| 375 | @Deprecated |
| 376 | public |
| 377 | ChannelBuffer readSlice(ChannelBufferIndexFinder indexFinder) { |
| 378 | throw new UnsupportedOperationException(); |
| 379 | } |
| 380 | |
| 381 | @Override |
| 382 | public void readBytes(ChannelBuffer dst) { |
| 383 | throw new UnsupportedOperationException(); |
| 384 | } |
| 385 | |
| 386 | @Override |
| 387 | public void readBytes(ChannelBuffer dst, int length) { |
| 388 | throw new UnsupportedOperationException(); |
| 389 | } |
| 390 | |
| 391 | @Override |
| 392 | public void readBytes(ChannelBuffer dst, int dstIndex, int length) { |
| 393 | throw new UnsupportedOperationException(); |
| 394 | } |
| 395 | |
| 396 | @Override |
| 397 | public void readBytes(byte[] dst) { |
| 398 | throw new UnsupportedOperationException(); |
| 399 | } |
| 400 | |
| 401 | @Override |
| 402 | public void readBytes(byte[] dst, int dstIndex, int length) { |
| 403 | throw new UnsupportedOperationException(); |
| 404 | } |
| 405 | |
| 406 | @Override |
| 407 | public void readBytes(ByteBuffer dst) { |
| 408 | throw new UnsupportedOperationException(); |
| 409 | } |
| 410 | |
| 411 | @Override |
| 412 | public void readBytes(OutputStream out, int length) throws IOException { |
| 413 | throw new UnsupportedOperationException(); |
| 414 | } |
| 415 | |
| 416 | @Override |
| 417 | public int readBytes(GatheringByteChannel out, int length) |
| 418 | throws IOException { |
| 419 | throw new UnsupportedOperationException(); |
| 420 | } |
| 421 | |
| 422 | @Override |
| 423 | public void skipBytes(int length) { |
| 424 | throw new UnsupportedOperationException(); |
| 425 | } |
| 426 | |
| 427 | @Override |
| 428 | @Deprecated |
| 429 | public int skipBytes(ChannelBufferIndexFinder indexFinder) { |
| 430 | throw new UnsupportedOperationException(); |
| 431 | } |
| 432 | |
| 433 | @Override |
| 434 | public void writeByte(int value) { |
| 435 | writerIndex++; |
| 436 | } |
| 437 | |
| 438 | @Override |
| 439 | public void writeShort(int value) { |
| 440 | writerIndex += 2; |
| 441 | } |
| 442 | |
| 443 | @Override |
| 444 | public void writeMedium(int value) { |
| 445 | writerIndex += 3; |
| 446 | } |
| 447 | |
| 448 | @Override |
| 449 | public void writeInt(int value) { |
| 450 | writerIndex += 4; |
| 451 | } |
| 452 | |
| 453 | @Override |
| 454 | public void writeLong(long value) { |
| 455 | writerIndex += 8; |
| 456 | } |
| 457 | |
| 458 | |
| 459 | @Override |
| 460 | public void writeChar(int value) { |
| 461 | writeShort(value); |
| 462 | } |
| 463 | |
| 464 | @Override |
| 465 | public void writeFloat(float value) { |
| 466 | writeInt(Float.floatToIntBits(value)); |
| 467 | } |
| 468 | |
| 469 | @Override |
| 470 | public void writeDouble(double value) { |
| 471 | writeLong(Double.doubleToLongBits(value)); |
| 472 | |
| 473 | } |
| 474 | |
| 475 | @Override |
| 476 | public void writeBytes(ChannelBuffer src) { |
| 477 | writerIndex += src.readableBytes(); |
| 478 | |
| 479 | } |
| 480 | |
| 481 | @Override |
| 482 | public void writeBytes(ChannelBuffer src, int length) { |
| 483 | writerIndex += src.readableBytes(); |
| 484 | |
| 485 | } |
| 486 | |
| 487 | @Override |
| 488 | public void writeBytes(ChannelBuffer src, int srcIndex, int length) { |
| 489 | writerIndex += length; |
| 490 | } |
| 491 | |
| 492 | @Override |
| 493 | public void writeBytes(byte[] src) { |
| 494 | writerIndex += src.length; |
| 495 | |
| 496 | } |
| 497 | |
| 498 | @Override |
| 499 | public void writeBytes(byte[] src, int srcIndex, int length) { |
| 500 | writerIndex += length; |
| 501 | } |
| 502 | |
| 503 | @Override |
| 504 | public void writeBytes(ByteBuffer src) { |
| 505 | writerIndex += src.remaining(); |
| 506 | |
| 507 | } |
| 508 | |
| 509 | @Override |
| 510 | public int writeBytes(InputStream in, int length) throws IOException { |
| 511 | writerIndex += length; |
| 512 | return length; |
| 513 | } |
| 514 | |
| 515 | @Override |
| 516 | public int writeBytes(ScatteringByteChannel in, int length) |
| 517 | throws IOException { |
| 518 | writerIndex += length; |
| 519 | return length; |
| 520 | } |
| 521 | |
| 522 | @Override |
| 523 | public void writeZero(int length) { |
| 524 | writerIndex += length; |
| 525 | |
| 526 | } |
| 527 | |
| 528 | @Override |
| 529 | public int indexOf(int fromIndex, int toIndex, byte value) { |
| 530 | throw new UnsupportedOperationException(); |
| 531 | } |
| 532 | |
| 533 | @Override |
| 534 | public int indexOf(int fromIndex, int toIndex, |
| 535 | ChannelBufferIndexFinder indexFinder) { |
| 536 | throw new UnsupportedOperationException(); |
| 537 | } |
| 538 | |
| 539 | @Override |
| 540 | public int bytesBefore(byte value) { |
| 541 | throw new UnsupportedOperationException(); |
| 542 | } |
| 543 | |
| 544 | @Override |
| 545 | public int bytesBefore(ChannelBufferIndexFinder indexFinder) { |
| 546 | throw new UnsupportedOperationException(); |
| 547 | } |
| 548 | |
| 549 | @Override |
| 550 | public int bytesBefore(int length, byte value) { |
| 551 | throw new UnsupportedOperationException(); |
| 552 | } |
| 553 | |
| 554 | @Override |
| 555 | public int bytesBefore(int length, ChannelBufferIndexFinder indexFinder) { |
| 556 | throw new UnsupportedOperationException(); |
| 557 | } |
| 558 | |
| 559 | @Override |
| 560 | public int bytesBefore(int index, int length, byte value) { |
| 561 | throw new UnsupportedOperationException(); |
| 562 | } |
| 563 | |
| 564 | @Override |
| 565 | public int bytesBefore(int index, int length, |
| 566 | ChannelBufferIndexFinder indexFinder) { |
| 567 | throw new UnsupportedOperationException(); |
| 568 | } |
| 569 | |
| 570 | @Override |
| 571 | public ChannelBuffer copy() { |
| 572 | throw new UnsupportedOperationException(); |
| 573 | } |
| 574 | |
| 575 | @Override |
| 576 | public ChannelBuffer copy(int index, int length) { |
| 577 | throw new UnsupportedOperationException(); |
| 578 | } |
| 579 | |
| 580 | @Override |
| 581 | public ChannelBuffer slice() { |
| 582 | throw new UnsupportedOperationException(); |
| 583 | } |
| 584 | |
| 585 | @Override |
| 586 | public ChannelBuffer slice(int index, int length) { |
| 587 | throw new UnsupportedOperationException(); |
| 588 | } |
| 589 | |
| 590 | @Override |
| 591 | public ChannelBuffer duplicate() { |
| 592 | throw new UnsupportedOperationException(); |
| 593 | } |
| 594 | |
| 595 | @Override |
| 596 | public ByteBuffer toByteBuffer() { |
| 597 | throw new UnsupportedOperationException(); |
| 598 | } |
| 599 | |
| 600 | @Override |
| 601 | public ByteBuffer toByteBuffer(int index, int length) { |
| 602 | throw new UnsupportedOperationException(); |
| 603 | } |
| 604 | |
| 605 | @Override |
| 606 | public ByteBuffer[] toByteBuffers() { |
| 607 | throw new UnsupportedOperationException(); |
| 608 | } |
| 609 | |
| 610 | @Override |
| 611 | public ByteBuffer[] toByteBuffers(int index, int length) { |
| 612 | throw new UnsupportedOperationException(); |
| 613 | } |
| 614 | |
| 615 | @Override |
| 616 | public boolean hasArray() { |
| 617 | throw new UnsupportedOperationException(); |
| 618 | } |
| 619 | |
| 620 | @Override |
| 621 | public byte[] array() { |
| 622 | throw new UnsupportedOperationException(); |
| 623 | } |
| 624 | |
| 625 | @Override |
| 626 | public int arrayOffset() { |
| 627 | throw new UnsupportedOperationException(); |
| 628 | } |
| 629 | |
| 630 | @Override |
| 631 | public String toString(Charset charset) { |
| 632 | return "LengthCountingPseudoChannelBuffer(length="+writerIndex+")"; |
| 633 | } |
| 634 | |
| 635 | @Override |
| 636 | public String toString(int index, int length, Charset charset) { |
| 637 | return toString(); |
| 638 | } |
| 639 | |
| 640 | @Override |
| 641 | @Deprecated |
| 642 | public String toString(String charsetName) { |
| 643 | return toString(); |
| 644 | } |
| 645 | |
| 646 | @Override |
| 647 | @Deprecated |
| 648 | public String toString(String charsetName, |
| 649 | ChannelBufferIndexFinder terminatorFinder) { |
| 650 | return toString(); |
| 651 | } |
| 652 | |
| 653 | @Override |
| 654 | @Deprecated |
| 655 | public String toString(int index, int length, String charsetName) { |
| 656 | return toString(); |
| 657 | } |
| 658 | |
| 659 | @Override |
| 660 | @Deprecated |
| 661 | public |
| 662 | String toString(int index, int length, String charsetName, |
| 663 | ChannelBufferIndexFinder terminatorFinder) { |
| 664 | return toString(); |
| 665 | } |
| 666 | |
| 667 | @Override |
| 668 | public int compareTo(ChannelBuffer buffer) { |
| 669 | throw new UnsupportedOperationException(); |
| 670 | |
| 671 | } |
| 672 | |
| 673 | } |