public static def void setDelegate(RpcService proxy, RpcService delegate) {
val field = proxy.class.getField(DELEGATE_FIELD)
if (field == null) throw new UnsupportedOperationException("Unable to set delegate to proxy");
- if (field.type.isAssignableFrom(delegate.class)) {
+ if (delegate == null || field.type.isAssignableFrom(delegate.class)) {
field.set(proxy, delegate)
} else
throw new IllegalArgumentException("delegate class is not assignable to proxy");
}
+
+ /**
+ * Helper method to set delegate to ManagedDirectedProxy with use of reflection.
+ *
+ * Note: This method uses reflection, but setting delegate field should not occur too much
+ * to introduce any significant performance hits.
+ *
+ */
+ public static def void setDelegate(Object proxy, Object delegate) {
+ val field = proxy.class.getField(DELEGATE_FIELD)
+ if (field == null) throw new UnsupportedOperationException("Unable to set delegate to proxy");
+ if (delegate == null || field.type.isAssignableFrom(delegate.class)) {
+ field.set(proxy, delegate)
+ } else
+ throw new IllegalArgumentException("delegate class is not assignable to proxy");
+ }
+
public static def Map<InstanceIdentifier<?>, ? extends RpcService> getRoutingTable(RpcService target,
Class<? extends BaseIdentity> tableClass) {
if (field == null) throw new UnsupportedOperationException(
"Unable to set routing table. Table field does not exists");
field.set(target,routingTable);
-
}
}