| java.lang.Object
 org.objectweb.jonas.discovery.DiscoveryHelper
| DiscoveryHelper | | public class DiscoveryHelper (Code) | | This class helps creating a byte[] to be sent in a datagram when sending a DiscMessage, and helps
reading the sent DiscMessage on receiving an object when this object is actually a DiscMessage.
author:
Adriana Danes |
| Method Summary | |
| protected static Object | bytesToObject(byte[] bytes)
| | protected static byte[] | objectToBytes(Object obj)
Construct a byte[] containing type info about a DiscMessage object to be sent,
plus the content of this message.
Parameters:
obj - Object to be send. |
| bytesToObject | | protected static Object bytesToObject(byte[] bytes) throws IOException, ClassNotFoundException(Code) | |
Parameters:
bytes - byte[] containing a received message Null if the object in the received message is not of one of the known types, or the object whichhave been sent.
throws:
IOException - Could not create an ObjectInputStream to read in it
throws:
ClassNotFoundException - Class of a serialized object cannot be found |
| objectToBytes | | protected static byte[] objectToBytes(Object obj) throws IOException(Code) | | Construct a byte[] containing type info about a DiscMessage object to be sent,
plus the content of this message.
Parameters:
obj - Object to be send. Only supported DiscMessage objects. Null if the object is not an instance of DiscMessage or one of its subclasses.
throws:
IOException - Could not create an ObjectOutputStream to write into theunderlying ByteArrayOutputStream. |
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