?? localejbvalidator.java
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/* * Copyright (c) 2002-2003 by OpenSymphony * All rights reserved. */package com.opensymphony.workflow.util.ejb.local;import com.opensymphony.module.propertyset.PropertySet;import com.opensymphony.workflow.*;import org.apache.commons.logging.Log;import org.apache.commons.logging.LogFactory;import java.lang.reflect.Method;import java.util.Map;import javax.ejb.EJBLocalHome;import javax.naming.InitialContext;import javax.rmi.PortableRemoteObject;/** * * * @author $Author: hani $ * @version $Revision: 1.3 $ */public class LocalEJBValidator implements Validator { //~ Static fields/initializers ///////////////////////////////////////////// private static final Log log = LogFactory.getLog(LocalEJBValidator.class); //~ Methods //////////////////////////////////////////////////////////////// public void validate(Map transientVars, Map args, PropertySet ps) throws WorkflowException { String ejbLocation = (String) args.get(AbstractWorkflow.EJB_LOCATION); Validator sessionBean = null; try { EJBLocalHome home = (EJBLocalHome) PortableRemoteObject.narrow(new InitialContext().lookup(ejbLocation), EJBLocalHome.class); Method create = home.getClass().getMethod("create", new Class[0]); sessionBean = (Validator) create.invoke(home, new Object[0]); } catch (Exception e) { String message = "Could not get handle to local EJB validator: " + ejbLocation; log.error(message, e); throw new WorkflowException(message, e); } sessionBean.validate(transientVars, args, ps); }}?? 快捷鍵說明
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