runicast: use DatagramChannel

1 files changed, 24 insertions, 0 deletions

diff --git a/src/main/java/derms/io/Serial.java b/src/main/java/derms/io/Serial.java
new file mode 100644
index 0000000..b5b2299
--- /dev/null
+++ b/src/main/java/derms/io/Serial.java
@@ -0,0 +1,24 @@
+package derms.io;
+
+import java.io.*;
+import java.nio.ByteBuffer;
+
+public class Serial {
+    public static ByteBuffer encode(Serializable obj) throws IOException {
+        ByteArrayOutputStream baos = new ByteArrayOutputStream();
+        ObjectOutputStream oos = new ObjectOutputStream(baos);
+        oos.writeObject(obj);
+        oos.flush();
+        ByteBuffer buf = ByteBuffer.wrap(baos.toByteArray());
+        oos.close();
+        return buf;
+    }
+
+    public static <T extends Serializable> T decode(ByteBuffer buf, Class<T> clazz) throws IOException, ClassNotFoundException {
+        ObjectInputStream ois = new ObjectInputStream(
+                new ByteArrayInputStream(buf.array()));
+        T obj = clazz.cast(ois.readObject());
+        ois.close();
+        return obj;
+    }
+}