01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package org.jboss.aspects.remoting;
23:
24: import org.jboss.aop.Dispatcher;
25: import org.jboss.aop.InstanceAdvised;
26: import org.jboss.aop.InstanceAdvisor;
27: import org.jboss.aop.advice.Interceptor;
28: import org.jboss.aop.proxy.ClassProxy;
29: import org.jboss.aop.proxy.ClassProxyFactory;
30: import org.jboss.aop.util.PayloadKey;
31: import org.jboss.aspects.security.SecurityClientInterceptor;
32: import org.jboss.aspects.tx.ClientTxPropagationInterceptor;
33: import org.jboss.remoting.InvokerLocator;
34:
35: import java.lang.reflect.Proxy;
36:
37: /**
38: * @author <a href="mailto:bill@jboss.org">Bill Burke</a>
39: * @version $Revision: 57186 $
40: */
41:
42: public class Remoting {
43: public static ClassProxy createRemoteProxy(Object objectId,
44: Class clazz, String uri) throws Exception {
45: return createRemoteProxy(objectId, clazz, new InvokerLocator(
46: uri));
47: }
48:
49: public static ClassProxy createRemoteProxy(Object objectId,
50: Class clazz, InvokerLocator locator) throws Exception {
51: ClassProxy proxy = ClassProxyFactory.newInstance(clazz);
52: makeRemotable(proxy, locator, objectId);
53:
54: return proxy;
55: }
56:
57: /**
58: * Does'nt propagate security/tx
59: * @param oid
60: * @param interfaces
61: * @param uri
62: * @return
63: * @throws Exception
64: */
65: public static Object createPojiProxy(Object oid,
66: Class[] interfaces, String uri) throws Exception {
67: InvokerLocator locator = new InvokerLocator(uri);
68: Interceptor[] interceptors = { IsLocalInterceptor.singleton,
69: InvokeRemoteInterceptor.singleton };
70: PojiProxy proxy = new PojiProxy(oid, locator, interceptors);
71: return Proxy.newProxyInstance(interfaces[0].getClassLoader(),
72: interfaces, proxy);
73:
74: }
75:
76: public static void makeRemotable(InstanceAdvised proxy,
77: InvokerLocator locator, Object objectId) {
78: InstanceAdvisor advisor = proxy._getInstanceAdvisor();
79: advisor.insertInterceptor(IsLocalInterceptor.singleton);
80: advisor.insertInterceptor(SecurityClientInterceptor.singleton);
81: advisor
82: .insertInterceptor(ClientTxPropagationInterceptor.singleton);
83: advisor.insertInterceptor(MergeMetaDataInterceptor.singleton);
84: advisor.insertInterceptor(InvokeRemoteInterceptor.singleton);
85: advisor.getMetaData().addMetaData(
86: InvokeRemoteInterceptor.REMOTING,
87: InvokeRemoteInterceptor.INVOKER_LOCATOR, locator,
88: PayloadKey.AS_IS);
89: advisor.getMetaData().addMetaData(
90: InvokeRemoteInterceptor.REMOTING,
91: InvokeRemoteInterceptor.SUBSYSTEM, "AOP",
92: PayloadKey.AS_IS);
93:
94: advisor.getMetaData().addMetaData(Dispatcher.DISPATCHER,
95: Dispatcher.OID, objectId, PayloadKey.AS_IS);
96: }
97:
98: }
|