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annotate src/goodjava/io/DataOutputStream.java @ 1492:aaac1d29edea
better io
| author | Franklin Schmidt <fschmidt@gmail.com> |
|---|---|
| date | Sat, 02 May 2020 22:25:56 -0600 |
| parents | |
| children |
| rev | line source |
|---|---|
| 1492 | 1 package goodjava.io; |
| 2 | |
| 3 import java.io.OutputStream; | |
| 4 import java.io.IOException; | |
| 5 import java.nio.charset.StandardCharsets; | |
| 6 | |
| 7 | |
| 8 public class DataOutputStream extends java.io.DataOutputStream { | |
| 9 | |
| 10 public DataOutputStream(OutputStream out) { | |
| 11 super(out); | |
| 12 } | |
| 13 | |
| 14 public void writeString(String s) throws IOException { | |
| 15 byte[] a = s.getBytes(StandardCharsets.UTF_8); | |
| 16 writeInt(a.length); | |
| 17 write(a); | |
| 18 } | |
| 19 } |