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

java.util.zip.Checksum.update()
Updates the current checksum with the specified byte. @param b the byte to update the checksum with

        File file2 = new File(getTestDirectory(), "checksum-test2.txt");
        FileUtils.writeStringToFile(file2, text2, "US-ASCII");
        
        // compute the expected checksum
        Checksum expectedChecksum = new CRC32();
        expectedChecksum.update(text1.getBytes("US-ASCII"), 0, text1.length());
        expectedChecksum.update(text2.getBytes("US-ASCII"), 0, text2.length());
        long expectedValue = expectedChecksum.getValue();
        
        // compute the checksum of the file
        Checksum testChecksum = new CRC32();

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        FileUtils.writeStringToFile(file2, text2, "US-ASCII");
        
        // compute the expected checksum
        Checksum expectedChecksum = new CRC32();
        expectedChecksum.update(text1.getBytes("US-ASCII"), 0, text1.length());
        expectedChecksum.update(text2.getBytes("US-ASCII"), 0, text2.length());
        long expectedValue = expectedChecksum.getValue();
        
        // compute the checksum of the file
        Checksum testChecksum = new CRC32();
        FileUtils.checksum(file1, testChecksum);

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        File file = new File(getTestDirectory(), "checksum-test.txt");
        FileUtils.writeStringToFile(file, text, "US-ASCII");
        
        // compute the expected checksum
        Checksum expectedChecksum = new CRC32();
        expectedChecksum.update(text.getBytes("US-ASCII"), 0, text.length());
        long expectedValue = expectedChecksum.getValue();
        
        // compute the checksum of the file
        long resultValue = FileUtils.checksumCRC32(file);

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        File file = new File(getTestDirectory(), "checksum-test.txt");
        FileUtils.writeStringToFile(file, text, "US-ASCII");
        
        // compute the expected checksum
        Checksum expectedChecksum = new CRC32();
        expectedChecksum.update(text.getBytes("US-ASCII"), 0, text.length());
        long expectedValue = expectedChecksum.getValue();
        
        // compute the checksum of the file
        long resultValue = FileUtils.checksumCRC32(file);

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        File file = new File(getTestDirectory(), "checksum-test.txt");
        FileUtils.writeStringToFile(file, text, "US-ASCII");
        
        // compute the expected checksum
        Checksum expectedChecksum = new CRC32();
        expectedChecksum.update(text.getBytes("US-ASCII"), 0, text.length());
        long expectedValue = expectedChecksum.getValue();
        
        // compute the checksum of the file
        Checksum testChecksum = new CRC32();
        Checksum resultChecksum = FileUtils.checksum(file, testChecksum);

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        File file2 = new File(getTestDirectory(), "checksum-test2.txt");
        FileUtils.writeStringToFile(file2, text2, "US-ASCII");
        
        // compute the expected checksum
        Checksum expectedChecksum = new CRC32();
        expectedChecksum.update(text1.getBytes("US-ASCII"), 0, text1.length());
        expectedChecksum.update(text2.getBytes("US-ASCII"), 0, text2.length());
        long expectedValue = expectedChecksum.getValue();
        
        // compute the checksum of the file
        Checksum testChecksum = new CRC32();

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        FileUtils.writeStringToFile(file2, text2, "US-ASCII");
        
        // compute the expected checksum
        Checksum expectedChecksum = new CRC32();
        expectedChecksum.update(text1.getBytes("US-ASCII"), 0, text1.length());
        expectedChecksum.update(text2.getBytes("US-ASCII"), 0, text2.length());
        long expectedValue = expectedChecksum.getValue();
        
        // compute the checksum of the file
        Checksum testChecksum = new CRC32();
        FileUtils.checksum(file1, testChecksum);

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                    break;
                }


                ByteArrayInputStream bufIn = new ByteArrayInputStream(bytes);
                Checksum checksum = new CRC32();
                checksum.update(bytes, 0, bytes.length);
                if (claimedCRC32 != checksum.getValue())
                {
                    // this part of the log must not have been fsynced.  probably the rest is bad too,
                    // but just in case there is no harm in trying them.
                    continue;

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        }


        return;
      }
      Checksum crc = new Adler32();
      crc.update(bytes, 0, bytes.length);
      if (crcValue != crc.getValue()) {
        throw new IOException("CRC doesn't match " + crcValue + " vs " + crc.getValue());
      }
      InputArchive iab = BinaryInputArchive.getArchive(new ByteArrayInputStream(bytes));
      TxnHeader hdr = new TxnHeader();

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    public long crc( String str )
    {
        final Checksum checksum = new CRC32();


        final byte bytes[] = str.getBytes();
        checksum.update( bytes, 0, bytes.length );
        return checksum.getValue();
    }


    @BeforeClass
    @AfterClass

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