/**
* Serializes the passed object to a byte array, returning a zero byte array if the passed object
* is null, or fails serialization
*
* @param arg The object to serialize
* @return the serialized object
*/
public static byte[] serializeNoCompress(Object arg) {
if (arg == null) return new byte[] {};
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutputStream oos = null;
try {
oos = new ObjectOutputStream(baos);
oos.writeObject(arg);
oos.flush();
baos.flush();
return baos.toByteArray();
} catch (Exception ex) {
return new byte[] {};
} finally {
try {
baos.close();
} catch (Exception ex) {
/* No Op */
}
if (oos != null)
try {
oos.close();
} catch (Exception ex) {
/* No Op */
}
}
}
/**
* Serializes an array of invocation arguments to a byte array
*
* @param args The arguments to marshall
* @return a byte array
*/
public static byte[] getOutput(Object... args) {
if (args == null || args.length == 0) return new byte[] {};
ByteArrayOutputStream baos = new ByteArrayOutputStream();
GZIPOutputStream gzos = null;
ObjectOutputStream oos = null;
try {
gzos = new GZIPOutputStream(baos);
oos = new ObjectOutputStream(gzos);
oos.writeObject(args);
oos.flush();
gzos.finish();
gzos.flush();
baos.flush();
return baos.toByteArray();
} catch (Exception ex) {
throw new RuntimeException(
"Failed to encode MBeanServerConnection Invocation arguments " + Arrays.toString(args),
ex);
} finally {
try {
baos.close();
} catch (Exception ex) {
/* No Op */
}
if (oos != null)
try {
oos.close();
} catch (Exception ex) {
/* No Op */
}
if (gzos != null)
try {
gzos.close();
} catch (Exception ex) {
/* No Op */
}
}
}