7:49 p.m.
Author: julien(a)jboss.com
Date: 2006-12-10 20:49:48 -0500 (Sun, 10 Dec 2006)
New Revision: 5789
Added:
trunk/core/src/main/org/jboss/portal/core/impl/portlet/state/StateManagementPolicyImpl.java
trunk/portlet/src/main/org/jboss/portal/portlet/aspects/portlet/LocalInterceptor.java
Log:
- LocalInterceptor which denotes invocation from local portal
- StateManagementPolicy implementation whose decision is based on LocalInterceptor and
RegistrationLocal
Added:
trunk/core/src/main/org/jboss/portal/core/impl/portlet/state/StateManagementPolicyImpl.java
===================================================================
---
trunk/core/src/main/org/jboss/portal/core/impl/portlet/state/StateManagementPolicyImpl.java 2006-12-11
01:32:38 UTC (rev 5788)
+++
trunk/core/src/main/org/jboss/portal/core/impl/portlet/state/StateManagementPolicyImpl.java 2006-12-11
01:49:48 UTC (rev 5789)
@@ -0,0 +1,55 @@
+/******************************************************************************
+ * JBoss, a division of Red Hat *
+ * Copyright 2006, Red Hat Middleware, LLC, and individual *
+ * contributors as indicated by the @authors tag. See the *
+ * copyright.txt in the distribution for a full listing of *
+ * individual contributors. *
+ * *
+ * This is free software; you can redistribute it and/or modify it *
+ * under the terms of the GNU Lesser General Public License as *
+ * published by the Free Software Foundation; either version 2.1 of *
+ * the License, or (at your option) any later version. *
+ * *
+ * This software is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
+ * Lesser General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU Lesser General Public *
+ * License along with this software; if not, write to the Free *
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA *
+ * 02110-1301 USA, or see the FSF site: http://www.fsf.org. *
+ ******************************************************************************/
+package org.jboss.portal.core.impl.portlet.state;
+
+import org.jboss.portal.portlet.state.StateManagementPolicy;
+import org.jboss.portal.portlet.aspects.portlet.LocalInterceptor;
+import org.jboss.portal.wsrp.producer.registration.RegistrationLocal;
+import org.jboss.portal.wsrp.producer.registration.api.Registration;
+
+/**
+ * An implementation that rely on thread local context to make up its decision. State is
locally persisted
+ * only for the local portal or for wsrp invocations in the context of a registration.
+ *
+ * @author <a href="mailto:julien@jboss.org">Julien Viet</a>
+ * @version $Revision: 1.1 $
+ */
+public class StateManagementPolicyImpl implements StateManagementPolicy
+{
+ public boolean persistLocally()
+ {
+ boolean local = LocalInterceptor.isLocal();
+
+ // If this is a local call we persist locally
+ if (local)
+ {
+ return true;
+ }
+
+ // Otherwise the optional registration from the wsrp layer
+ Registration registration = RegistrationLocal.getRegistration();
+
+ // And persist locally only in the scope of an existing registration
+ return registration != null;
+ }
+}
Added:
trunk/portlet/src/main/org/jboss/portal/portlet/aspects/portlet/LocalInterceptor.java
===================================================================
---
trunk/portlet/src/main/org/jboss/portal/portlet/aspects/portlet/LocalInterceptor.java 2006-12-11
01:32:38 UTC (rev 5788)
+++
trunk/portlet/src/main/org/jboss/portal/portlet/aspects/portlet/LocalInterceptor.java 2006-12-11
01:49:48 UTC (rev 5789)
@@ -0,0 +1,58 @@
+/******************************************************************************
+ * JBoss, a division of Red Hat *
+ * Copyright 2006, Red Hat Middleware, LLC, and individual *
+ * contributors as indicated by the @authors tag. See the *
+ * copyright.txt in the distribution for a full listing of *
+ * individual contributors. *
+ * *
+ * This is free software; you can redistribute it and/or modify it *
+ * under the terms of the GNU Lesser General Public License as *
+ * published by the Free Software Foundation; either version 2.1 of *
+ * the License, or (at your option) any later version. *
+ * *
+ * This software is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
+ * Lesser General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU Lesser General Public *
+ * License along with this software; if not, write to the Free *
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA *
+ * 02110-1301 USA, or see the FSF site: http://www.fsf.org. *
+ ******************************************************************************/
+package org.jboss.portal.portlet.aspects.portlet;
+
+import org.jboss.portal.portlet.invocation.PortletInterceptor;
+import org.jboss.portal.portlet.invocation.PortletInvocation;
+import org.jboss.portal.common.invocation.InvocationException;
+
+/**
+ * An interceptor whose purpose is to detect invocation from the local portal.
+ *
+ * @author <a href="mailto:julien@jboss.org">Julien Viet</a>
+ * @version $Revision: 1.1 $
+ */
+public class LocalInterceptor extends PortletInterceptor
+{
+
+ /** . */
+ private static final ThreadLocal local = new ThreadLocal();
+
+ public static boolean isLocal()
+ {
+ return Boolean.TRUE.equals(local.get());
+ }
+
+ protected Object invoke(PortletInvocation invocation) throws Exception,
InvocationException
+ {
+ try
+ {
+ local.set(Boolean.TRUE);
+ return invocation.invokeNext();
+ }
+ finally
+ {
+ local.set(null);
+ }
+ }
+}