Package java.util.zip

Examples of java.util.zip.Checksum.reset()

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        try {
            while ((len = inputStream.read(bytes)) >= 0) {
                checksum.update(bytes, 0, len);
            }
        } catch (RuntimeException e) {
            checksum.reset();

            throw e;
        } finally {
            IOUtils.close(inputStream);
        }
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                        // writeUTF/writeWithShortLength) and 4 bytes for column count.
                        // This prevents CRC by being fooled by special-case garbage in the file; see CASSANDRA-2128
                        if (serializedSize < 10)
                            break;
                        long claimedSizeChecksum = reader.readLong();
                        checksum.reset();
                        checksum.update(serializedSize);
                        if (checksum.getValue() != claimedSizeChecksum)
                            break; // entry wasn't synced correctly/fully.  that's ok.

                        if (serializedSize > bytes.length)
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                        // writeUTF/writeWithShortLength) and 4 bytes for column count.
                        // This prevents CRC by being fooled by special-case garbage in the file; see CASSANDRA-2128
                        if (serializedSize < 10)
                            break;
                        long claimedSizeChecksum = reader.readLong();
                        checksum.reset();
                        checksum.update(serializedSize);
                        if (checksum.getValue() != claimedSizeChecksum)
                            break; // entry wasn't synced correctly/fully.  that's ok.

                        if (serializedSize > bytes.length)
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                        // writeUTF/writeWithShortLength) and 4 bytes for column count.
                        // This prevents CRC by being fooled by special-case garbage in the file; see CASSANDRA-2128
                        if (serializedSize < 10)
                            break;
                        long claimedSizeChecksum = reader.readLong();
                        checksum.reset();
                        checksum.update(serializedSize);
                        if (checksum.getValue() != claimedSizeChecksum)
                            break; // entry wasn't synced correctly/fully.  that's ok.

                        if (serializedSize > bytes.length)
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    int bytesLeft = endOffset - startOffset;
    int chunkNum = 0;

    while (bytesLeft > 0) {
      // generate the checksum for one chunk
      checksum.reset();
      int count = Math.min(bytesLeft, bytesPerChecksum);
      checksum.update(indata, startOffset, count);

      // write the checksum value to the output buffer.
      int cksumValue = (int)checksum.getValue();
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    ChecksumType cktype = ChecksumType.codeToType(block.getChecksumType());
    if (cktype == ChecksumType.NULL) {
      return true; // No checkums validations needed for this block.
    }
    Checksum checksumObject = cktype.getChecksumObject();
    checksumObject.reset();

    // read in the stored value of the checksum size from the header.
    int bytesPerChecksum = block.getBytesPerChecksum();

    // bytesPerChecksum is always larger than the size of the header
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      }
      cksumOffset += HFileBlock.CHECKSUM_SIZE;
      bytesLeft -= count;
      off += count;
      consumed = 0;
      checksumObject.reset();
    }
    return true; // checksum is valid
  }

  /**
 
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                        // writeUTF/writeWithShortLength) and 4 bytes for column count.
                        // This prevents CRC by being fooled by special-case garbage in the file; see CASSANDRA-2128
                        if (serializedSize < 10)
                            break;
                        long claimedSizeChecksum = reader.readLong();
                        checksum.reset();
                        checksum.update(serializedSize);
                        if (checksum.getValue() != claimedSizeChecksum)
                            break; // entry wasn't synced correctly/fully.  that's ok.

                        if (serializedSize > bytes.length)
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    int bytesLeft = endOffset - startOffset;
    int chunkNum = 0;

    while (bytesLeft > 0) {
      // generate the checksum for one chunk
      checksum.reset();
      int count = Math.min(bytesLeft, bytesPerChecksum);
      checksum.update(indata, startOffset, count);

      // write the checksum value to the output buffer.
      int cksumValue = (int)checksum.getValue();
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    ChecksumType cktype = ChecksumType.codeToType(block.getChecksumType());
    if (cktype == ChecksumType.NULL) {
      return true; // No checkums validations needed for this block.
    }
    Checksum checksumObject = cktype.getChecksumObject();
    checksumObject.reset();

    // read in the stored value of the checksum size from the header.
    int bytesPerChecksum = block.getBytesPerChecksum();

    // bytesPerChecksum is always larger than the size of the header
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