ByteArrayOutputStream Demo : ByteArrayOutputStream « File « Java Tutorial

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Java Tutorial » File » ByteArrayOutputStream 
11. 24. 1. ByteArrayOutputStream Demo
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;

public class ByteArrayIOApp {
  public static void main(String args[]) throws IOException {
    ByteArrayOutputStream outStream = new ByteArrayOutputStream();
    String s = "This is a test.";
    for (int i = 0; i < s.length(); ++i)
      outStream.write(s.charAt(i));
    System.out.println("outstream: " + outStream);
    System.out.println("size: " + outStream.size());
    ByteArrayInputStream inStream;
    inStream = new ByteArrayInputStream(outStream.toByteArray());
    int inBytes = inStream.available();
    System.out.println("inStream has " + inBytes + " available bytes");
    byte inBuf[] new byte[inBytes];
    int bytesRead = inStream.read(inBuf, 0, inBytes);
    System.out.println(bytesRead + " bytes were read");
    System.out.println("They are: " new String(inBuf));
  }
}
11. 24. ByteArrayOutputStream
11. 24. 1. ByteArrayOutputStream Demo
11. 24. 2. A speedy implementation of ByteArrayOutputStream.
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