ByteArrayInputStream ByteArrayOutputStream Example

ByteArrayInputStreamByteArrayOutputStreamExample.java

import java.io.ByteArrayOutputStream;
import java.io.FileOutputStream;
import java.io.IOException;

public class ByteArrayInputStreamByteArrayOutputStreamExample {
   static String filePath = "/Users/ryan/Desktop/file.txt";

    public static void main(String[] args) throws IOException {
        String word = "java";
        byte[] bytes = word.getBytes();

        //try(ByteArrayInputStream bais = new ByteArrayInputStream(bytes)){
        //    System.out.println(bais.available());
        //    for (int i = 0; i < bytes.length; i++) {
        //        System.out.println((char) bais.read());
        //    }
        //}

       try(ByteArrayOutputStream baos = new ByteArrayOutputStream();
           FileOutputStream fos = new FileOutputStream(filePath, true)){
           //System.out.println(baos.size());
           baos.write('a');
           baos.write('b');
           baos.write('c');
           baos.write('d');
           //System.out.println(baos.size());
           //System.out.println(baos);

           baos.writeTo(fos);
            baos.flush();
       }
    }
}