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Diffstat (limited to 'libjava/gnu/java/rmi/server/UnicastRef.java')
-rw-r--r--libjava/gnu/java/rmi/server/UnicastRef.java22
1 files changed, 13 insertions, 9 deletions
diff --git a/libjava/gnu/java/rmi/server/UnicastRef.java b/libjava/gnu/java/rmi/server/UnicastRef.java
index aaec7a3b470..60a745e84f5 100644
--- a/libjava/gnu/java/rmi/server/UnicastRef.java
+++ b/libjava/gnu/java/rmi/server/UnicastRef.java
@@ -116,7 +116,7 @@ private Object invokeCommon(Remote obj, Method method, Object[] params, int opnu
dout = conn.getDataOutputStream();
dout.writeByte(MESSAGE_CALL);
- out = conn.getObjectOutputStream();
+ out = conn.startObjectOutputStream(); // (re)start ObjectOutputStream
objid.write(out);
out.writeInt(opnum);
@@ -146,19 +146,22 @@ private Object invokeCommon(Remote obj, Method method, Object[] params, int opnu
throw new RemoteException("Call not acked:" + returncode);
}
- in = conn.getObjectInputStream();
+ in = conn.startObjectInputStream(); // (re)start ObjectInputStream
returncode = in.readUnsignedByte();
ack = UID.read(in);
Class cls = method.getReturnType();
- if(cls == Void.TYPE){
- returnval = null;
- in.readObject();
- }else
- returnval = ((RMIObjectInputStream)in).readValue(cls);
+ if (returncode == RETURN_NACK) {
+ returnval = in.readObject(); // get Exception
+
+ } else if(cls == Void.TYPE) {
+ returnval = null;
+ // in.readObject() // not required! returntype 'void' means no field is returned.
+ } else {
+ returnval = ((RMIObjectInputStream)in).readValue(cls); // get returnvalue
}
- catch (IOException e3) {
+ } catch (IOException e3) {
//for debug: e3.printStackTrace();
throw new RemoteException("call return failed: ", e3);
}
@@ -174,7 +177,8 @@ private Object invokeCommon(Remote obj, Method method, Object[] params, int opnu
manager.discardConnection(conn);
if (returncode != RETURN_ACK && returnval != null) {
- throw (Exception)returnval;
+ if (returncode == RETURN_NACK) throw (Exception)returnval;
+ else throw new RemoteException("unexpected returncode: " + returncode);
}
return (returnval);