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Modified invocation services such that providers are responsible for

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delivering their own responses. They now have all the information
necessary to do so which means that they can delay the delivery of a
response until some other asynchronous event has taken place (like a
database load completing). Prior to this, they were required to complete
their service immediately and return the response back to the invocation
manager.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@216 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Michael Bayne
2001-08-11 00:05:58 +00:00
parent 9f4d4e3ac0
commit a44e552eb8
6 changed files with 86 additions and 61 deletions
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src/java/com/threerings/presents/server/InvocationManager.java
+4 -16
View File
@@ -1,5 +1,5 @@
//
// $Id: InvocationManager.java,v 1.5 2001/07/19 19:18:07 mdb Exp $
// $Id: InvocationManager.java,v 1.6 2001/08/11 00:05:58 mdb Exp $
package com.threerings.cocktail.cher.server;
@@ -135,7 +135,7 @@ public class InvocationManager
}
// prune the method arguments from the full message arguments
Object[] margs = new Object[args.length-2];
Object[] margs = new Object[args.length-1];
int cloid = mevt.getSourceOid();
margs[0] = CherServer.omgr.getObject(cloid);
// make sure the client is still around
@@ -145,7 +145,7 @@ public class InvocationManager
", proc=" + procedure + ", cloid=" + cloid + "].");
return true;
}
System.arraycopy(args, 3, margs, 1, args.length-3);
System.arraycopy(args, 2, margs, 1, args.length-2);
// look up the method that will handle this procedure
String mname = "handle" + procedure + "Request";
@@ -158,26 +158,14 @@ public class InvocationManager
}
// and invoke it
Object[] rargs = null;
try {
rargs = (Object[])procmeth.invoke(provider, margs);
procmeth.invoke(provider, margs);
} catch (Exception e) {
Log.warning("Error invoking invocation procedure " +
"[provider=" + provider + ", method=" + procmeth +
", error=" + e + "].");
}
// if there is a response to be delivered, do so
if (rargs != null) {
// fill in the invocation id
rargs[1] = invid;
// and create a message event for delivery to the client
MessageEvent revt = new MessageEvent(
mevt.getSourceOid(), InvocationObject.RESPONSE_NAME, rargs);
// and ship it off
CherServer.omgr.postEvent(revt);
}
return true;
}