/* | |
* Copyright 2004,2005 The Apache Software Foundation. | |
* | |
* Licensed under the Apache License, Version 2.0 (the "License"); | |
* you may not use this file except in compliance with the License. | |
* You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software | |
* distributed under the License is distributed on an "AS IS" BASIS, | |
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
* See the License for the specific language governing permissions and | |
* limitations under the License. | |
*/ | |
package org.apache.axis2.extensions.spring.receivers; | |
import org.apache.axis2.AxisFault; | |
import org.apache.axis2.ServiceObjectSupplier; | |
import org.apache.axis2.description.AxisService; | |
import org.apache.axis2.description.Parameter; | |
import org.apache.axis2.i18n.Messages; | |
import org.apache.axis2.transport.http.HTTPConstants; | |
import org.apache.commons.logging.Log; | |
import org.apache.commons.logging.LogFactory; | |
import org.springframework.context.ApplicationContext; | |
import org.springframework.web.context.support.WebApplicationContextUtils; | |
import javax.servlet.ServletConfig; | |
import javax.servlet.ServletContext; | |
public class SpringServletContextObjectSupplier implements ServiceObjectSupplier { | |
private static Log log = LogFactory.getLog(SpringServletContextObjectSupplier.class); | |
public static final String SERVICE_SPRING_BEANNAME = "SpringBeanName"; | |
/** | |
* Method getServiceObject that is Spring aware via ServletContext. | |
* | |
* @param axisService | |
* @return Returns Object. | |
* @throws AxisFault | |
*/ | |
public Object getServiceObject(AxisService axisService) throws AxisFault { | |
try { | |
// Name of spring aware bean to be injected, taken from services.xml | |
// via 'SERVICE_SPRING_BEANNAME ' . The Bean and its properties are pre-configured | |
// as normally done in a spring type of way and subsequently loaded by Spring. | |
// Axis2 just assumes that the bean is configured and is in the classloader. | |
Parameter implBeanParam = axisService.getParameter(SERVICE_SPRING_BEANNAME); | |
String beanName = ((String) implBeanParam.getValue()).trim(); | |
if (beanName != null) { | |
Parameter servletConfigParam = axisService.getAxisConfiguration() | |
.getParameter(HTTPConstants.HTTP_SERVLETCONFIG); | |
if (servletConfigParam == null) { | |
throw new Exception("Axis2 Can't find ServletConfigParameter"); | |
} | |
Object obj = servletConfigParam.getValue(); | |
ServletContext servletContext; | |
if (obj instanceof ServletConfig) { | |
ServletConfig servletConfig = (ServletConfig)obj; | |
servletContext = servletConfig.getServletContext(); | |
} else { | |
throw new Exception("Axis2 Can't find ServletConfig"); | |
} | |
ApplicationContext aCtx = | |
WebApplicationContextUtils.getWebApplicationContext(servletContext); | |
if (aCtx == null) { | |
log.warn("Axis2 Can't find Spring's ApplicationContext"); | |
return null; | |
} else if (aCtx.getBean(beanName) == null) { | |
throw new Exception("Axis2 Can't find Spring Bean: " + beanName); | |
} | |
return aCtx.getBean(beanName); | |
} else { | |
throw new AxisFault( | |
Messages.getMessage("paramIsNotSpecified", "SERVICE_SPRING_BEANNAME")); | |
} | |
} catch (Exception e) { | |
throw AxisFault.makeFault(e); | |
} | |
} | |
} | |