| /* |
| * Copyright 1999-2004 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.savan.messagereceiver; |
| |
| import org.apache.axis2.AxisFault; |
| import org.apache.axis2.context.MessageContext; |
| import org.apache.axis2.description.AxisService; |
| import org.apache.axis2.description.Parameter; |
| import org.apache.savan.SavanConstants; |
| import org.apache.savan.SavanException; |
| import org.apache.savan.SavanMessageContext; |
| import org.apache.savan.configuration.ConfigurationManager; |
| import org.apache.savan.configuration.Protocol; |
| import org.apache.savan.storage.SubscriberStore; |
| import org.apache.savan.subscription.SubscriptionProcessor; |
| import org.apache.savan.util.UtilFactory; |
| |
| /** Provide abstract functions that may be done by protocols at the MessageReceiver level. */ |
| public abstract class MessageReceiverDeligater { |
| |
| |
| public void processMessage(SavanMessageContext smc) throws SavanException { |
| MessageContext msgContext = smc.getMessageContext(); |
| |
| //setting the Protocol |
| Protocol protocol = smc.getProtocol(); |
| |
| if (protocol == null) { |
| //this message does not have a matching protocol |
| //so let it go |
| throw new SavanException("Cannot find a matching protocol"); |
| } |
| |
| smc.setProtocol(protocol); |
| |
| AxisService axisService = msgContext.getAxisService(); |
| if (axisService == null) |
| throw new SavanException("Service context is null"); |
| |
| //setting the AbstractSubscriber Store |
| Parameter parameter = axisService.getParameter(SavanConstants.SUBSCRIBER_STORE); |
| if (parameter == null) { |
| setSubscriberStore(smc); |
| parameter = axisService.getParameter(SavanConstants.SUBSCRIBER_STORE); |
| } |
| |
| UtilFactory utilFactory = smc.getProtocol().getUtilFactory(); |
| utilFactory.initializeMessage(smc); |
| |
| int messageType = smc.getMessageType(); |
| |
| SubscriptionProcessor processor = utilFactory.createSubscriptionProcessor(); |
| processor.init(smc); |
| if (messageType == SavanConstants.MessageTypes.SUBSCRIPTION_MESSAGE) { |
| processor.subscribe(smc); |
| } else if (messageType == SavanConstants.MessageTypes.UNSUBSCRIPTION_MESSAGE) { |
| processor.unsubscribe(smc); |
| } else if (messageType == SavanConstants.MessageTypes.RENEW_MESSAGE) { |
| processor.renewSubscription(smc); |
| } else if (messageType == SavanConstants.MessageTypes.PUBLISH) { |
| processor.publish(smc); |
| } |
| } |
| |
| private void setSubscriberStore(SavanMessageContext smc) throws SavanException { |
| MessageContext msgContext = smc.getMessageContext(); |
| AxisService axisService = msgContext.getAxisService(); |
| |
| Parameter parameter = axisService.getParameter(SavanConstants.SUBSCRIBER_STORE_KEY); |
| String subscriberStoreKey = SavanConstants.DEFAULT_SUBSCRIBER_STORE_KEY; |
| if (parameter != null) |
| subscriberStoreKey = (String)parameter.getValue(); |
| |
| ConfigurationManager configurationManager = (ConfigurationManager)smc |
| .getConfigurationContext().getProperty(SavanConstants.CONFIGURATION_MANAGER); |
| SubscriberStore store = configurationManager.getSubscriberStoreInstance(subscriberStoreKey); |
| |
| parameter = new Parameter(); |
| parameter.setName(SavanConstants.SUBSCRIBER_STORE); |
| parameter.setValue(store); |
| |
| try { |
| axisService.addParameter(parameter); |
| } catch (AxisFault e) { |
| throw new SavanException(e); |
| } |
| |
| } |
| |
| public abstract void doProtocolSpecificProcessing(SavanMessageContext inSavanMessage, |
| MessageContext outMessage) |
| throws SavanException; |
| |
| public abstract void doProtocolSpecificProcessing(SavanMessageContext inSavanMessage) |
| throws SavanException; |
| } |