/* * Copyright (c) 2002-2003 by OpenSymphony * All rights reserved. */package com.opensymphony.workflow.loader;import com.opensymphony.workflow.FactoryException;import org.springframework.context.ApplicationContext;import org.springframework.context.ApplicationContextAware;import java.util.Properties;/** * Spring-compliant implementation of {@link AbstractWorkflowFactory}. This * workflow factory retrieves {@link WorkflowDescriptor}s from the Spring's * {@link ApplicationContext}. The name of the WorkflowDescriptors is the name * of the bean in the applicationContext. <br /> * Motivation: reduce number of external configuration files leaving only * workflow definitions files. <br /> * <ul> * <li>SpringConfiguration replaces osworkflow.xml</li> * <li>WorkflowFactoryImpl replaces workflows.xml</li> * </ul> * Usage: * <pre> * &lt;bean id=&quot;myworkflow&quot; class=&quot;com.opensymphony.workflow.loader.WorkflowDescriptorFactoryBean&quot;&gt; *     &lt;property name=&quot;descriptorResource&quot;&gt; *         &lt;value&gt;classpath:/META-INF/workflow/myworkflow.xml&lt;/value&gt; *     &lt;/property&gt; * &lt;/bean&gt; * * &lt;bean id=&quot;workflowFactory&quot; class=&quot;com.opensymphony.workflow.loader.BeanNameWorkflowFactory&quot;/&gt; * </pre> * * @author xd */public class SpringBeanNameWorkflowFactory implements WorkflowFactory, ApplicationContextAware {    //~ Instance fields ////////////////////////////////////////////////////////    //////////////////////////////////////////////////~ Instance attributes. //    /** The applicationContext. */    private ApplicationContext applicationContext;    //~ Methods ////////////////////////////////////////////////////////////////    public void setApplicationContext(final ApplicationContext inApplicationContext) {        this.applicationContext = inApplicationContext;    }    public void setLayout(String workflowName, Object layout) {    }    public Object getLayout(String workflowName) {        return null;    }    public boolean isModifiable(String name) {        return false;    }    public String getName() {        return null;    }    public Properties getProperties() {        return null;    }    //////////////////////////~ AbstractWorkflowFactory implemented methods. //    public WorkflowDescriptor getWorkflow(final String inName) {        return (WorkflowDescriptor) this.applicationContext.getBean(inName);    }    public WorkflowDescriptor getWorkflow(String name, boolean validate) throws FactoryException {        return getWorkflow(name);    }    public String[] getWorkflowNames() {        return this.applicationContext.getBeanDefinitionNames(WorkflowDescriptor.class);    }    public void createWorkflow(String name) {    }    public void init(Properties p) {    }    public void initDone() throws FactoryException {    }    public boolean removeWorkflow(final String inName) throws FactoryException {        throw new FactoryException("Unsupported operation.");    }    public void renameWorkflow(String oldName, String newName) {    }    public void save() {    }    public boolean saveWorkflow(final String inName, final WorkflowDescriptor inDescriptor, final boolean inReplace) throws FactoryException {        throw new FactoryException("Unsupported operation.");    }}