Calculating the Checksum of a File : Checksum « File « Java Tutorial


public class Main {
  public static void main(String[] argv) throws Exception {
    CheckedInputStream cis = new CheckedInputStream(new FileInputStream("filename"), new Adler32());
    byte[] tempBuf = new byte[128];
    while ( >= 0) {
    long checksum = cis.getChecksum().getValue();

11.69.1.A single checksum calculation for multiple files
11.69.2.Compressing Streams: Parity Checksum
11.69.3.Compressing Streams: File Summer
11.69.4.Calculating the Checksum of a Byte Array (Compute Adler-32 checksum)
11.69.5.Compute CRC-32 checksum
11.69.6.Calculating the Checksum of a File
11.69.7.The package can be used to create a checksum.
11.69.8.Check sum for an InputStream