Forcing Updates to a File to the Disk - Java File Path IO

Java examples for File Path IO:File Operation

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Description

Forcing Updates to a File to the Disk

Demo Code

import java.io.FileDescriptor;
import java.io.FileOutputStream;
import java.io.IOException;

public class Main {

  public static void main(String[] argv) {
    try {//from www .  j a v a 2s.c  o m
      // Open or create the output file
      FileOutputStream os = new FileOutputStream("outfilename");
      FileDescriptor fd = os.getFD();

      // Write some data to the stream
      byte[] data = new byte[] { (byte) 0xCA, (byte) 0xFE, (byte) 0xBA,
          (byte) 0xBE };
      os.write(data);

      os.flush();

      fd.sync();
    } catch (IOException e) {
    }
  }
}

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