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BufferedOutputStream class

java.lang.Object

java.io.OutputStream

java.io.FilterOutputStream

java.io.BufferedOutputStream

The class implements a buffered output stream.

Constructor	Summary
BufferedOutputStream(OutputStream out)	Creates a new buffered output stream to write data to the specified underlying output stream.
BufferedOutputStream(OutputStream out, int size)	Creates a new buffered output stream to write data to the specified underlying output stream with the specified buffer size.

Return	Method	Summary
void	flush()	Flushes this buffered output stream.
void	write(byte[] b, int off, int len)	Writes len bytes from the specified byte array starting at offset off to this buffered output stream.
void	write(int b)	Writes the specified byte to this buffered output stream.

Revised from Open JDK source code


import java.io.BufferedOutputStream;
import java.io.FileOutputStream;

public class Main {

  public static void main(String[] args) throws Exception {
    BufferedOutputStream bufferedOutput = new BufferedOutputStream(new FileOutputStream(
        "yourFile.txt"));
    bufferedOutput.write("java2s.com".getBytes());
    bufferedOutput.write("\n".getBytes());
    bufferedOutput.write('a');

    bufferedOutput.write(65);
    bufferedOutput.close();
  }
}

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