ESB架构的MULE(二)

最近又要使用MULE了。
其实我不是很喜欢这个东东，因为用的人少，资料比较少。

这次的应用主要是需要在受到POP3的邮件后，对取道邮件内容，根据邮件内容，连接数据库
查询资料，根据这个资料判断进入哪个ENDPOINT。
比较以前的MULE，增加了如下两个内容：
1、连接ORACLE数据库
2、在执行ENDPOINT的时候增加了一个判断
3、顺道把ACTIVEMQ的配置修改到了SPRING中

注意：
比较郁闷的是，一些比如ORACLE的驱动，IBATIS的JAR包都要拷贝到MULE的LIB的USER里面去，不然会找不到类


主要针对MULE的配置文件，email-config.xml做了修改：
<container-context
   className="org.mule.extras.spring.SpringContainerContext"
   name="spring">
   <properties>
    <property name="configFile"
     value="classpath:/applicationContext.xml" />
   </properties>
</container-context>

配置了，启动MULE的时候，启动SPRING的CONTAINER，
<connector name="activeMQConnector"
   className="org.mule.providers.jms.JmsConnector">
   <properties>
    <property name="specification" value="1.1" />
    <container-property name="connectionFactory"
     reference="activeMqConnectionFactory" container="spring" />
   </properties>
</connector>

ACTIVEMQ的配置转移到了SPRING的配置文件：applicationContext.xml中。

<model name="emailSample">
   <mule-descriptor name="EmailActiveMQUM"
    implementation="com.megaeyes.service.impl.EmailActiveMQManagerImpl">
    <inbound-router>
     <endpoint name="pop3email"
      address="pop3://gateway:[email protected]"
      transformers="EmailMessageTransformer">
      <properties>
       <property name="checkFrequency" value="10000" />
       <property name="deleteReadMessages"
        value="true" />
      </properties>
     </endpoint>
    </inbound-router>
    <outbound-router>
     <router
      className="com.megaeyes.utils.TransactionJoiningRouter">
      <endpoint name="fileEndpoint" address="file:///d:/logs">
       <properties>
        <property name="filename" value="emailActiveMQ.txt" />
        <property name="outputAppend" value="true" />
       </properties>
      </endpoint>
      <endpoint name="jmsEndpointOne" address="jms://MessageOne"
       connector="activeMQConnector" />
      <endpoint name="jmsEndpointTwo" address="jms://MessageTwo"
       connector="activeMQConnector" />
     </router>
    </outbound-router>
   </mule-descriptor>
</model>
ENDPOINT里面的OUTBOUND-ROUTER做了改变，改为用自己类来处理：
com.megaeyes.utils.TransactionJoiningRouter
这里加入了根据内容来判断选择不同的ENDPOINT的机制，选择把结果存放到不同的队列MESSAGEONE或者MESSAGETWO中

在自己写的类
com.megaeyes.utils.TransactionJoiningRouter.java中：
UMOEndpoint endpoint = getEndpoint(i, message);

     MessageBean o = (MessageBean) message.getPayload();
     // System.out.println("message class name: "
     // + o.getClass().getName());
     // System.out.println("endpoint name: " + endpoint.getName());
     // TODO use the name of the endpoint to check if proess
     if (endpoint.getName().equalsIgnoreCase("fileEndpoint")) {
      continue;
     }
     endpoint.setRemoteSync(false);
     try {
      dispatch(session, message, endpoint);
     } catch (UMOException e) {
      throw new CouldNotRouteOutboundMessageException(message,
        endpoint);
}
可以得到MESSAGE中传递过来的信息，根据信息判断是否需要dispatch当前的ENDPOINT，当然ENDPOINT的名字在这里也可以得到

贴出完整的email-config.xml配置文件：

<?xml version="1.0" encoding="UTF-8"?>

<!DOCTYPE mule-configuration PUBLIC "-//MuleSource //DTD mule-configuration XML V1.0//EN"
                                "http://mule.mulesource.org/dtds/mule-configuration.dtd">

<mule-configuration id="Mule_Echo_Sample" version="1.0">

<description>This is the email mule ESB system</description>

<container-context
   className="org.mule.extras.spring.SpringContainerContext"
   name="spring">
   <properties>
    <property name="configFile"
     value="classpath:/applicationContext.xml" />
   </properties>
</container-context>

<connector name="activeMQConnector"
   className="org.mule.providers.jms.JmsConnector">
   <properties>
    <property name="specification" value="1.1" />
    <container-property name="connectionFactory"
     reference="activeMqConnectionFactory" container="spring" />
   </properties>
</connector>

<!--
<connector name="jdbcConnector"
   className="org.mule.providers.jdbc.JdbcConnector">
   <properties>
    <container-property name="dataSource" reference="dataSource"
     container="spring" />
   </properties>
</connector>
-->

<transformers>
   <transformer name="JMSMessageToString"
    className="com.megaeyes.utils.JMSMessageTransformer"
    returnClass="java.lang.String" />
   <transformer name="HttpRequestToSoapRequest"
    className="org.mule.providers.soap.transformers.HttpRequestToSoapRequest" />
   <transformer name="EmailMessageTransformer"
    className="com.megaeyes.utils.EmailMessageTransformer">
   </transformer>
</transformers>

<model name="emailSample">
   <mule-descriptor name="EmailActiveMQUM"
    implementation="com.megaeyes.service.impl.EmailActiveMQManagerImpl">
    <inbound-router>
     <endpoint name="pop3email"
      address="pop3://gateway:[email protected]"
      transformers="EmailMessageTransformer">
      <properties>
       <property name="checkFrequency" value="10000" />
       <property name="deleteReadMessages"
        value="true" />
      </properties>
     </endpoint>
    </inbound-router>
    <outbound-router>
     <router
      className="com.megaeyes.utils.TransactionJoiningRouter">
      <endpoint name="fileEndpoint" address="file:///d:/logs">
       <properties>
        <property name="filename" value="emailActiveMQ.txt" />
        <property name="outputAppend" value="true" />
       </properties>
      </endpoint>
      <endpoint name="jmsEndpointOne" address="jms://MessageOne"
       connector="activeMQConnector" />
      <endpoint name="jmsEndpointTwo" address="jms://MessageTwo"
       connector="activeMQConnector" />
     </router>
    </outbound-router>
   </mule-descriptor>
</model>
</mule-configuration>

applicationContext.xml配置文件其实和spring的配置文件很相似：
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" "http://www.springframework.org/dtd/spring-beans.dtd">

<beans default-autowire="byName">
<bean id="activeMqConnectionFactory"
   class="org.apache.activemq.ActiveMQConnectionFactory">
   <property name="brokerURL">
    <value>tcp://localhost:61616</value>
   </property>
</bean>

<bean id="dataSource"
   class="org.apache.commons.dbcp.BasicDataSource"
   destroy-method="close">
   <property name="driverClassName">
    <value>oracle.jdbc.driver.OracleDriver</value>
   </property>
   <property name="url">
    <value>jdbc:oracle:thin:@192.168.10.11:1688:test</value>
   </property>
   <property name="username">
    <value>dev</value>
   </property>
   <property name="password">
    <value>dev</value>
   </property>
</bean>

<bean id="sqlMapClient"
   class="org.springframework.orm.ibatis.SqlMapClientFactoryBean">
   <property name="configLocation">
    <value>classpath:/sqlmap-config.xml</value>
   </property>
   <property name="useTransactionAwareDataSource" value="true"></property>
</bean>

<bean id="emailJmsDao"
   class="com.megaeyes.dao.impl.EmailJmsDaoImpl" />
</beans>


自己的判断类TransactionJoiningRouter.java:

package com.megaeyes.utils;

import org.mule.impl.MuleMessage;
import org.mule.routing.outbound.FilteringOutboundRouter;
import org.mule.umo.UMOException;
import org.mule.umo.UMOMessage;
import org.mule.umo.UMOSession;
import org.mule.umo.endpoint.UMOEndpoint;
import org.mule.umo.routing.CouldNotRouteOutboundMessageException;
import org.mule.umo.routing.RoutingException;

import com.megaeyes.sms.gateway.databean.MessageBean;

public class TransactionJoiningRouter extends FilteringOutboundRouter {

public UMOMessage route(UMOMessage message, UMOSession session,
    boolean synchronous) throws RoutingException {
   final int endpointsCount = endpoints.size();
   if (endpoints == null || endpointsCount == 0) {

   }
   if (enableCorrelation != ENABLE_CORRELATION_NEVER) {
    boolean correlationSet = message.getCorrelationId() != null;
    if (correlationSet
      && (enableCorrelation == ENABLE_CORRELATION_IF_NOT_SET)) {
     logger
       .debug("CorrelationId is already set, not setting Correlation group size");
    } else {
     // the correlationId will be set by the AbstractOutboundRouter
     message.setCorrelationGroupSize(endpointsCount);
    }
   }
   MessageBean o = (MessageBean) message.getPayload();

   String mobileNumberStr = o.getTargetNumber();

   if (StringUtil.isNotBlank(mobileNumberStr)) {
    // 透传，分析号码
    String[] mobileNumbers = mobileNumberStr.split(",");
    if (mobileNumbers != null && mobileNumbers.length > 0) {
     for (int j = 0; j < mobileNumbers.length; j++) {
      String temp = mobileNumbers[j];
      System.out.println(j + " temp number :" + temp);
      if (checkIfMobilePhoneNumber(temp)) {
       //update the targetNumber
       MessageBean tMessage = (MessageBean)o.clone();
       tMessage.setTargetNumber(temp);
       UMOMessage tObj = new MuleMessage(tMessage);
       //手机号码 放队列1
       processMethod(tObj, session, endpointsCount, "jmsEndpointOne");
      }else{
       MessageBean tMessage = (MessageBean)o.clone();
       tMessage.setTargetNumber(temp);
       UMOMessage tObj = new MuleMessage(tMessage);
       //小灵通号码 放队列2
       processMethod(tObj, session, endpointsCount, "jmsEndpointTwo");
      }
     }
    }
   } else {
    // 不透传 放队列1
    processMethod(message, session, endpointsCount, "jmsEndpointOne");
   }

   return null;
}

private void processMethod(UMOMessage message, UMOSession session,
    int endpointsCount, String methodName)
    throws CouldNotRouteOutboundMessageException {
   synchronized (endpoints) {
    for (int i = 0; i < endpointsCount; i++) {

     UMOEndpoint endpoint = getEndpoint(i, message);

     if (!endpoint.getName().equalsIgnoreCase(methodName)) {
      continue;
     }

     endpoint.setRemoteSync(false);
     try {
      dispatch(session, message, endpoint);
     } catch (UMOException e) {
      throw new CouldNotRouteOutboundMessageException(message,
        endpoint);
     }
    }
   }
}

// 小灵通   区号+电话号（7或8位）
// 手机     手机号码一定是13**********共11位数
private boolean checkIfMobilePhoneNumber(String mobileNumber) {
   boolean flag = false;
   if(StringUtil.isBlank(mobileNumber)){
    return flag;
   }
   if(mobileNumber.startsWith("0")){
    //小灵通
    flag = false;
   }else{
    //手机
    flag = true;
   }
   return flag;
}

}