| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| using System; |
| using Apache.NMS; |
| |
| namespace Apache.NMS.Selector |
| { |
| /// <summary> |
| /// MessageEvaluationContext is used to cache selection results. |
| /// |
| /// A message usually has multiple selectors applied against it. Some selector |
| /// have a high cost of evaluating against the message. Those selectors may whish |
| /// to cache evaluation results associated with the message in the |
| /// MessageEvaluationContext. |
| /// </summary> |
| public class MessageEvaluationContext |
| { |
| private IMessage nmsMessage; |
| public IMessage Message |
| { |
| get { return nmsMessage; } |
| set { nmsMessage = value; } |
| } |
| |
| public MessageEvaluationContext(IMessage message) |
| { |
| nmsMessage = message; |
| } |
| |
| public object GetProperty(string name) |
| { |
| if(name.Length > 3 && |
| string.Compare(name.Substring(0, 3), "JMS", true) == 0) |
| { |
| if(string.Compare(name, "JMSCorrelationID", true) == 0) |
| { |
| return nmsMessage.NMSCorrelationID; |
| } |
| if(string.Compare(name, "JMSMessageID", true) == 0) |
| { |
| return nmsMessage.NMSMessageId; |
| } |
| if(string.Compare(name, "JMSPriority", true) == 0) |
| { |
| return nmsMessage.NMSPriority; |
| } |
| if(string.Compare(name, "JMSTimestamp", true) == 0) |
| { |
| return nmsMessage.NMSTimestamp; |
| } |
| if(string.Compare(name, "JMSType", true) == 0) |
| { |
| return nmsMessage.NMSType; |
| } |
| if(string.Compare(name, "JMSDeliveryMode", true) == 0) |
| { |
| return nmsMessage.NMSDeliveryMode; |
| } |
| } |
| return nmsMessage.Properties[name]; |
| } |
| } |
| } |