Mule web service调用中的复杂类型传递
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Mule版本: 1.4.4
官网上很辛苦在一个旮旯里找到如何向 Mule暴露的axis web service 传递复杂数据类型 ,http://www.mulesource.org/pages/viewpage.action?pageId=4678, 官网上只提供了原理,自己补充了一下客户端测试代码,部分服务类做了修改。
类清单:
Person: 数据类,测试复杂数据类型的传递
PersonService: 服务接口类
PersonServiceImpl: 服务实现类。
PersonServiceLaucher: Mule服务器启动类
PersonClient: 客户端测试类。
person-config.xml, Mule 配置,其中将 PersonServiceImpl 暴露为一个axis1.4的服务。
1. Person数据类
- public class Person
- {
- private String name;
- private String surname;
- private Date registerDate = new Date();
- private int age = 20;
- ...
2. 服务接口类
- public interface PersonService {
- String printPerson(Person person) ;
- Person createPerson(String name,String surname,int age);
- Person[] batchCreatePerson(String namePattern);
- }
3. 实现类:
- package demo.mule.person;
-
- public class PersonServiceImpl implements PersonService {
- public String printPerson(Person person) {
- return "person:name=" + person.getName() +",surname=" + person.getSurname();
- }
-
- /**
- * test return a complex type by web service
- */
- public Person createPerson(String name, String surname,int age) {
- Person p = new Person(name,surname);
- p.setAge(age);
- System.out.println("a person is created:" + p.getName());
- return p;
- }
-
- public Person[] batchCreatePerson(String namePattern) {
- Person[] persons = new Person[3];
- for (int i = 0; i < persons.length; i++) {
- Person p = new Person(namePattern + i,namePattern + i);
- p.setAge( 20 + i );
- persons[i] = p;
- }
- return persons;
- }
- }
4. person-config.xml
- <?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-test" version="1.0">
- <model name="personService">
- <!-- test: http://localhost:8082/services/personService?method=createPerson -->
- <mule-descriptor name="personService" implementation="demo.mule.person.PersonServiceImpl">
- <inbound-router>
- <endpoint address="axis:http://localhost:8082/services"></endpoint>
- </inbound-router>
- <!-- not nessesary
- <properties>
- <property name="style" value="wrapped"/>
- <property name="use" value="literal"/>
- </properties>
- -->
- </mule-descriptor>
- </model>
- </mule-configuration>
5. server启动
- public class PersonServiceLaucher {
- public static void main(String[] args) throws ConfigurationException {
- MuleXmlConfigurationBuilder muleXmlConfigurationBuilder = new MuleXmlConfigurationBuilder();
- UMOManager manager = muleXmlConfigurationBuilder.configure("demo/mule/person/person-config.xml");
- }
6. 测试类
- public class PersonClient {
- private MuleClient muleClient ;
- public PersonClient() {
- try {
- muleClient = new MuleClient();
- } catch (UMOException e) {
- e.printStackTrace();
- }
- }
-
- public void testPrintPerson() throws Exception {
-
- Person person = new Person("David","Jones");
- UMOMessage msg = new MuleMessage(person );
- UMOMessage message = muleClient.send("axis:http://localhost:8082/services/personService?method=printPerson",msg);
-
- System.out.println("message:" + message.getPayloadAsString());
- }
-
- public void testCreatePerson() throws Exception {
- Object[] args = new Object[]{"小龙","李", new Integer(23)};
- UMOMessage msg = new MuleMessage(args );
- UMOMessage message = muleClient.send("axis:http://localhost:8082/services/personService?method=createPerson",msg);
-
- Person p = (Person)message.getPayload();
- System.out.println("message:" + message.getPayloadAsString());
- System.out.println("payload:" + p.getName() +"," + p.getSurname() +"," + p.getAge());
- }
-
- public void testBatchCreatePerson() throws UMOException {
- Object[] args = new Object[]{"Admin"};
- UMOMessage msg = new MuleMessage(args );
- UMOMessage message = muleClient.send("axis:http://localhost:8082/services/personService?method=batchCreatePerson",msg);
-
- Person[] ps = (Person[])message.getPayload();
- System.out.println("persons:" + ps.length);
- for (int i = 0; i < ps.length; i++) {
- Person p = ps[i];
- System.out.println("person:" + p.getName() +"," + p.getSurname() +"," + p.getAge());
- }
- }
- public static void main(String[] args) throws Exception {
- PersonClient personClient = new PersonClient();
- personClient.testPrintPerson();
- personClient.testCreatePerson();
- personClient.testBatchCreatePerson();
- }
- }
测试过程:
1) 启动Mule服务容器
2) 执行PersonClient
总结:
1) Mule暴露POJO为一个服务还是很简单的, 配置非常少
2) 传递和返回Java复杂数据类型,自定义数据类型都非常方便。不过,客户端需要明确知道每个方法传递的参数个数和类型,以及返回的参数类型,并且需要自己type cast。 在具体项目中,可以自己再做一层封装或用AOP, 以本地调用的方式调用 mule 的web service。
- public class Person
- {
- private String name;
- private String surname;
- private Date registerDate = new Date();
- private int age = 20;
- ...
- public interface PersonService {
- String printPerson(Person person) ;
- Person createPerson(String name,String surname,int age);
- Person[] batchCreatePerson(String namePattern);
- }
- package demo.mule.person;
- public class PersonServiceImpl implements PersonService {
- public String printPerson(Person person) {
- return "person:name=" + person.getName() +",surname=" + person.getSurname();
- }
- /**
- * test return a complex type by web service
- */
- public Person createPerson(String name, String surname,int age) {
- Person p = new Person(name,surname);
- p.setAge(age);
- System.out.println("a person is created:" + p.getName());
- return p;
- }
- public Person[] batchCreatePerson(String namePattern) {
- Person[] persons = new Person[3];
- for (int i = 0; i < persons.length; i++) {
- Person p = new Person(namePattern + i,namePattern + i);
- p.setAge( 20 + i );
- persons[i] = p;
- }
- return persons;
- }
- }
- <?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-test" version="1.0">
- <model name="personService">
- <!-- test: http://localhost:8082/services/personService?method=createPerson -->
- <mule-descriptor name="personService" implementation="demo.mule.person.PersonServiceImpl">
- <inbound-router>
- <endpoint address="axis:http://localhost:8082/services"></endpoint>
- </inbound-router>
- <!-- not nessesary
- <properties>
- <property name="style" value="wrapped"/>
- <property name="use" value="literal"/>
- </properties>
- -->
- </mule-descriptor>
- </model>
- </mule-configuration>
- public class PersonServiceLaucher {
- public static void main(String[] args) throws ConfigurationException {
- MuleXmlConfigurationBuilder muleXmlConfigurationBuilder = new MuleXmlConfigurationBuilder();
- UMOManager manager = muleXmlConfigurationBuilder.configure("demo/mule/person/person-config.xml");
- }
- public class PersonClient {
- private MuleClient muleClient ;
- public PersonClient() {
- try {
- muleClient = new MuleClient();
- } catch (UMOException e) {
- e.printStackTrace();
- }
- }
- public void testPrintPerson() throws Exception {
- Person person = new Person("David","Jones");
- UMOMessage msg = new MuleMessage(person );
- UMOMessage message = muleClient.send("axis:http://localhost:8082/services/personService?method=printPerson",msg);
- System.out.println("message:" + message.getPayloadAsString());
- }
- public void testCreatePerson() throws Exception {
- Object[] args = new Object[]{"小龙","李", new Integer(23)};
- UMOMessage msg = new MuleMessage(args );
- UMOMessage message = muleClient.send("axis:http://localhost:8082/services/personService?method=createPerson",msg);
- Person p = (Person)message.getPayload();
- System.out.println("message:" + message.getPayloadAsString());
- System.out.println("payload:" + p.getName() +"," + p.getSurname() +"," + p.getAge());
- }
- public void testBatchCreatePerson() throws UMOException {
- Object[] args = new Object[]{"Admin"};
- UMOMessage msg = new MuleMessage(args );
- UMOMessage message = muleClient.send("axis:http://localhost:8082/services/personService?method=batchCreatePerson",msg);
- Person[] ps = (Person[])message.getPayload();
- System.out.println("persons:" + ps.length);
- for (int i = 0; i < ps.length; i++) {
- Person p = ps[i];
- System.out.println("person:" + p.getName() +"," + p.getSurname() +"," + p.getAge());
- }
- }
- public static void main(String[] args) throws Exception {
- PersonClient personClient = new PersonClient();
- personClient.testPrintPerson();
- personClient.testCreatePerson();
- personClient.testBatchCreatePerson();
- }
- }
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