ByteArrayInputStream와 ByteArrayOutputStream

- 바이트로 구성된 배열을 읽어 들이고, 다시 출력함.

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import java.io.ByteArrayInputStream;

import java.io.ByteArrayOutputStream;

import java.io.IOException;

public class ByteArrayStreamTest {

public static void main(String[] args) throws IOException{

int i;

byte[] arr = { (byte)'j', (byte)'a', (byte)'v', (byte)'a', (byte)'o', (byte)'k'};

ByteArrayInputStream in = new ByteArrayInputStream(arr);

ByteArrayOutputStream out = new ByteArrayOutputStream();

while( (i = in.read()) != -1){

out.write(i);

}

System.out.println(out.toString());

in.close();

out.close();

}

}