说明:
1.用了maven去搞这个demo,懒得去导jar包。。。
2.这个demo用了spring去做Ioc,事务的aop;用了struts2去做“MVC”(没有用到任何UI技术,有点对不起这个MVC,就单单一个后台。。。);用了hibernate和Mybatis两个持久层,用上MyBatis是用来应对复杂的SQL查询逻辑,结果集映射也灵活。
3.此demo目的只是一个笔记,搞java web 开发的都懂的,要学的太多,很多东西过段时间不接触就忘了,也用作一个测试环境。同时也是给自己的一个小礼物以自勉之,下周鄙人就要跳去搞外包了。。。只因实力不济啊,吾为索道不辞路远,希望未来有所长进。。。
4.很遗憾,Junit test 用不了。。。
demo的整合大致示意图:
![](https://img.laitimes.com/img/_0nNw4CM6IyYiwiM6ICdiwiIn5GcuEzYhNjMyMTO2YGO10iZ0UjYtAjNlNTL4UGOh1yNjRTNjV2Yl9CX3kjMw8CX4gDMw8CX05WZth2YhRHdh9CXkF2bsBXdvwVbvNmLllXZ0lmLywGZvw1LcpDc0RHaiojIsJye.png)
demo的目录结构:
给出demo用到的依赖包,pom.xml:
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>org.oham.ssh</groupId>
<artifactId>ssh</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>ssh Maven Webapp</name>
<url>http://maven.apache.org</url>
<!-- 设置一些全局常量 -->
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<spring.version>3.1.0.RELEASE</spring.version>
<struts2.version>2.3.15.1</struts2.version>
<hibernate.version>4.1.4.Final</hibernate.version>
<mybatis.version>3.1.1</mybatis.version>
</properties>
<!-- 设置maven build的时候环境 -->
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.3.2</version>
<configuration>
<source>1.6</source>
<target>1.6</target>
</configuration>
</plugin>
</plugins>
</build>
<!-- 项目用到的jar包依赖 -->
<dependencies>
<!-- spring start -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>3.1.1.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>3.1.1.RELEASE</version>
</dependency>
<!-- spring end -->
<!-- struts2 start -->
<dependency>
<groupId>org.apache.struts</groupId>
<artifactId>struts2-core</artifactId>
<version>${struts2.version}</version>
</dependency>
<dependency>
<groupId>org.apache.struts</groupId>
<artifactId>struts2-spring-plugin</artifactId>
<version>${struts2.version}</version>
</dependency>
<!-- struts2中对于注解的支持 -->
<dependency>
<groupId>org.apache.struts</groupId>
<artifactId>struts2-convention-plugin</artifactId>
<version>${struts2.version}</version>
</dependency>
<!-- 用于查看struts2中注册的action, 可不用 -->
<dependency>
<groupId>org.apache.struts</groupId>
<artifactId>struts2-config-browser-plugin</artifactId>
<version>${struts2.version}</version>
</dependency>
<!-- 用于struts2的JSON支持, 可不用 -->
<dependency>
<groupId>org.apache.struts</groupId>
<artifactId>struts2-json-plugin</artifactId>
<version>${struts2.version}</version>
</dependency>
<!-- struts2 end -->
<!-- c3p0数据源 start -->
<dependency>
<groupId>com.mchange.c3p0</groupId>
<artifactId>com.springsource.com.mchange.v2.c3p0</artifactId>
<version>0.9.1.2</version>
</dependency>
<!-- c3p0数据源 end -->
<!-- MySQL 驱动 start -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.15</version>
</dependency>
<!-- MySQL 驱动 end -->
<!-- Hibernate start -->
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>${hibernate.version}</version>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-ehcache</artifactId>
<version>${hibernate.version}</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
<version>1.6.1</version>
</dependency>
<!-- Hibernate end -->
<!-- MyBatis start-->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>${mybatis.version}</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.1.1</version>
</dependency>
<!-- End of MyBatis -->
<!-- Junit test start -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.8.2</version>
<scope>test</scope>
</dependency>
<!-- Junit test end -->
<!-- J2EE start -->
<dependency>
<groupId>org.apache.openejb</groupId>
<artifactId>javaee-api</artifactId>
<version>5.0-1</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.faces</groupId>
<artifactId>jsf-api</artifactId>
<version>1.2_04</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet.jsp</groupId>
<artifactId>jsp-api</artifactId>
<version>2.1</version>
<scope>provided</scope>
</dependency>
<!-- J2EE end -->
</dependencies>
</project>
demo是web项目,web.xml:
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
<!-- 设置spring的配置文件路径 -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:spring/applicationContext.xml,classpath:spring/**/applicationContext*.xml</param-value>
</context-param>
<!-- 设置启用log4j -->
<listener>
<listener-class>org.springframework.web.util.Log4jConfigListener</listener-class>
</listener>
<!-- 设置struts的filter,给了个param,读取指定的struts配置文件 -->
<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
<init-param>
<param-name>config</param-name>
<param-value>platform-web.xml,struts-default.xml,struts-plugin.xml,struts/struts.xml</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>*.action</url-pattern>
</filter-mapping>
<!-- 设置spring的listener -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
</web-app>
先看spring的配置,有两个,
applicationContext.xml:
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"
xmlns:util="http://www.springframework.org/schema/util"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.0.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util-3.0.xsd">
<!-- 读入配置文件 -->
<context:property-placeholder location="classpath:config/*.properties" />
<!-- 设置配置文件引用变量 -->
<util:properties id="dbProp" location="classpath:config/db.properties" />
<!-- 启动 spring 的注解功能 -->
<context:annotation-config />
<!-- register annotated class with @Service, @Repository as Spring beans -->
<!-- 指定 spring 注解的扫描路径 -->
<context:component-scan base-package="org.oham.learn.ssh.controllers;org.oham.learn.ssh.services" />
</beans>
applicationContext-persistence.xml:
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-3.0.xsd"
>
<bean id="c3p0DataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"
destroy-method="close">
<property name="driverClass" value="#{dbProp.driverClass_MySql}" />
<property name="jdbcUrl" value="#{dbProp.jdbcUrl_MySql}" />
<property name="user" value="#{dbProp.username_MySql}" />
<property name="password" value="#{dbProp.password_MySql}" />
<property name="initialPoolSize" value="#{dbProp.initialPoolSize_MySql}" />
<property name="maxPoolSize" value="#{dbProp.maxPoolSize_MySql}" />
<property name="minPoolSize" value="#{dbProp.minPoolSize_MySql}" />
<property name="acquireIncrement" value="#{dbProp.acquireIncrement_MySql}" />
<property name="autoCommitOnClose" value="#{dbProp.autoCommitOnClose_MySql}" />
</bean>
<!-- Hibernate 的 session factory 配置 -->
<bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
<property name="dataSource" ref="c3p0DataSource"/>
<property name="hibernateProperties">
<props>
<prop key="hibernate.dialect">#{dbProp.hibernate_dialect}</prop>
<prop key="hibernate.show_sql">#{dbProp.hibernate_showSql}</prop>
<prop key="hibernate.format_sql">#{dbProp.hibernate_formatSql}</prop>
<prop key="hibernate.use_sql_comments">#{dbProp.hibernate_useSqlComments}</prop>
<prop key="hibernate.hbm2ddl.auto">#{dbProp.hibernate_hbm2ddlAuto}</prop>
<!-- 配置hibernate的缓存机制的,但demo里没有具体的体现 -->
<prop key="hibernate.cache.provider_class">#{dbProp.hibernate_cacheProviderClass}</prop>
<prop key="hibernate.cache.use_query_cache">#{dbProp.hibernate_cacheUseQueryCache}</prop>
<prop key="hibernate.cache.use_second_level_cache">#{dbProp.hibernate_cacheUseSecondLevelCache}</prop>
</props>
</property>
<!-- demo用了hibernate的两种映射配置方式:xml与annotation -->
<property name="packagesToScan" value="org.oham.learn.ssh.beans" />
<property name="mappingResources">
<list>
<value>org/oham/learn/ssh/beans/TPerson.hbm.xml</value>
</list>
</property>
</bean>
<!-- Mybatis 的 session factory 配置 -->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="c3p0DataSource" />
<property name="configLocation" value="classpath:mybatis/sqlmap-config.xml" />
</bean>
<!-- 扫描 mapper 接口 -->
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="org.oham.learn.ssh.sqlmapper" />
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
</bean>
<!-- 这个是配置AOP形式的transaction管理,有兴趣的可以放开注释自己玩玩 -->
<!--
handle default transaction management for service - start
<tx:advice id="transactionAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="update*" read-only="false" propagation="REQUIRED"/>
<tx:method name="save*" read-only="false" propagation="REQUIRED"/>
<tx:method name="insert*" read-only="false" propagation="REQUIRED"/>
<tx:method name="delete*" read-only="false" propagation="REQUIRED"/>
<tx:method name="handleLink*" read-only="false" propagation="REQUIRED"/>
<tx:method name="*" read-only="true" propagation="NOT_SUPPORTED"/>
</tx:attributes>
</tx:advice>
<aop:config>
<aop:pointcut id="txOperationForService"
expression="execution(* com.hkt.engineering.iris.ws.service.impl..*.*(..))" />
<aop:advisor advice-ref="transactionAdvice" pointcut-ref="txOperationForService" />
</aop:config>
-->
<!-- handle default transaction management for service - end -->
<!-- Transaction Manager -->
<bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager">
<!-- 用于Mybatis 的事务配置 -->
<property name="dataSource" ref="c3p0DataSource"/>
<!-- 用于Hibernate 的事务配置 -->
<property name="sessionFactory" ref="sessionFactory"/>
</bean>
<!-- 注解形式的transaction管理 -->
<!-- Transaction Manager Annotation set active-->
<tx:annotation-driven transaction-manager="transactionManager"/>
</beans>
struts.xml:
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
<!-- 开启使用开发模式,详细错误提示 -->
<constant name="struts.devMode" value="true" />
<!-- 指定每次配置文件更改后,自动重新加载 -->
<constant name="struts.configuration.xml.reload" value="true" />
<!-- 将对象交给spring管理 -->
<!-- <constant name="struts.objectFactory" value="spring" />-->
<!-- 指定资源编码类型 -->
<constant name="struts.i18n.encoding" value="UTF-8" />
<!-- 指定struts-convention插件扫描的本demo里action所在的路径,若没有被扫描,注解了的action类是不会被注册为action的,此处我尝试使用
struts的注解形式的action配置
-->
<constant name="struts.convention.action.packages" value="org.oham.learn.ssh.controllers" />
<!-- 配置注解action默认的result视图文件路径 -->
<!-- <constant name="struts.convention.result.path" value="/WEB-INF/jsp" />-->
<!-- 默认的package,此处只搞了个json的 -->
<package name="ssh-default" namespace="/" extends="struts-default">
<result-types>
<result-type name="json" class="org.apache.struts2.json.JSONResult"/>
</result-types>
<interceptors>
<interceptor name="json" class="org.apache.struts2.json.JSONInterceptor"/>
</interceptors>
</package>
<!-- 传统的以xml的形式注册了action,注意action的class,是spring bean的id -->
<package name="testStruts" namespace="/struts" extends="ssh-default">
<action name="testCall" method="testCall" class="testStrutsAction">
<result name="success">/WEB-INF/jsp/Main.jsp</result>
<result name="json" type="json"/>
</action>
<action name="testAnnotationCall" method="testAnnotationCall" class="testStrutsAction">
<result name="success">/WEB-INF/jsp/Main.jsp</result>
</action>
</package>
</struts>
基本配置写完了,现在挑选一个action试试,TestStrutsAction.java:
package org.oham.learn.ssh.controllers;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.annotation.Resource;
import org.oham.learn.ssh.beans.TGroup;
import org.oham.learn.ssh.beans.TPerson;
import org.oham.learn.ssh.beans.TUser;
import org.oham.learn.ssh.services.TestHibernateService;
import org.oham.learn.ssh.sqlmapper.TUserMapper;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Service;
import com.opensymphony.xwork2.ActionSupport;
/**
* 此处的action由spring去负责实例化,默认是单例的,
* 为迎合struts的action,现设置器scope为protoype
*/
@Service(value="testStrutsAction")
@Scope("prototype")
public class TestStrutsAction extends ActionSupport {
private static final long serialVersionUID = 3362122496775495186L;
@Resource(name="TestHibernate")
private TestHibernateService testHibernateService;
@Resource
private TUserMapper tUserMapper;
private Map<String, Object> jsonMap;
/**
* 该action为xml方式配置的,此处测试其方法的调用,
* 用Hibernate执行了查询,此处的映射配置基于xml
*/
public String testCall() {
List<TPerson> list = testHibernateService.getTpersonList();
for(TPerson p : list) {
System.out.println(p.getName());
}
return "success";
}
/**
* 用Hibernate执行了查询,此处的映射配置基于annotation
*/
public String testAnnotationCall() {
List<TGroup> list = testHibernateService.getTGroupList();
for(TGroup g : list) {
System.out.println(g.getName());
}
return "success";
}
/**
* 测试json interceptor是否起作用
*/
public String testJsonCall() {
jsonMap = new HashMap<String, Object>();
jsonMap.put("a", "aa");
jsonMap.put("b", "b");
return "json";
}
/**
* 测试MyBatis 整合
*/
public String testMybatisCall() {
TUser user = new TUser();
user.setId(1);
user.setName("oham");
List<TUser> list = tUserMapper.selectTUserByExample(user);
for(TUser t : list) {
System.out.println(t.getName());
}
return SUCCESS;
}
public Map<String, Object> getJsonMap() {
return jsonMap;
}
}
看其testCall方法, 用到一个注入的testHibernateService,进入看看,TestHibernateServiceImpl.java:
package org.oham.learn.ssh.services.impl;
import java.util.List;
import javax.annotation.Resource;
import org.hibernate.Criteria;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.oham.learn.ssh.beans.TGroup;
import org.oham.learn.ssh.beans.TPerson;
import org.oham.learn.ssh.services.TestHibernateService;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
@Service(value="TestHibernate")
public class TestHibernateServiceImpl implements TestHibernateService {
@Resource(name="sessionFactory")
private SessionFactory factory;
@Transactional(readOnly=true, propagation=Propagation.REQUIRED)
public List<TPerson> getTpersonList() {
Session session = factory.getCurrentSession();
Criteria criteria = session.createCriteria(TPerson.class);
List<TPerson> list = criteria.list();
return list;
}
@Transactional(readOnly=true, propagation=Propagation.REQUIRED)
public List<TGroup> getTGroupList() {
Session session = factory.getCurrentSession();
Criteria criteria = session.createCriteria(TGroup.class);
List<TGroup> list = criteria.list();
return list;
}
}
factory.getCurrentSession();这句,若当前没有事务,抛session closed异常的,可以注释@Transactional试试,方法调用结束,随着事务关闭,session也关闭。可以自己写个方法测试,形如:
@Transactional(readOnly=true, propagation=Propagation.REQUIRED)
public Session testSession() {
Session session = factory.getCurrentSession();
return session;
}
然后action里如此调用:
Session session = testHibernateService.testSession();
Criteria criteria = session.createCriteria(TPerson.class);
List<TPerson> list = criteria.list();
给出hibernate的映射相关,
TPerson.java:
package org.oham.learn.ssh.beans;
import java.io.Serializable;
public class TPerson implements Serializable{
private static final long serialVersionUID = 4135349486988951197L;
private int id;
private String name;
private String address;
private String tel;
private String zipCode;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
public String getTel() {
return tel;
}
public void setTel(String tel) {
this.tel = tel;
}
public String getZipCode() {
return zipCode;
}
public void setZipCode(String zipCode) {
this.zipCode = zipCode;
}
}
TPerson.hbm.xml:
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="org.oham.learn.ssh.beans">
<class name="TPerson" table="t_person">
<id name="id" column="id" type="java.lang.Integer">
<generator class="native"/>
</id>
<property name="name" column="name" type="java.lang.String"/>
<property name="address" column="address" type="java.lang.String"/>
<property name="tel" column="tel" type="java.lang.String"/>
<property name="zipCode" column="zipcode" type="java.lang.String"/>
</class>
</hibernate-mapping>
TGroup.java,这个是基于hibernate的注解来做映射的:
package org.oham.learn.ssh.beans;
import java.io.Serializable;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.Table;
@Entity
@Table(name="t_group")
public class TGroup implements Serializable {
private static final long serialVersionUID = 2177231731375781687L;
@Id
@Column(name="id")
private int id;
@Column(name="name", nullable= true)
private String name;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
然后试着调用:http://你的IP加端口/ssh/struts/testCall.action,看看可否。也可调用本action的其他方法,诸如:http://你的IP加端口/ssh/struts/testCall!testJsonCall.action,再看看。
再给出基于struts注解形式注册的另一个action,TestStrutsAnnotationAction.java:
package org.oham.learn.ssh.controllers;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.annotation.Resource;
import org.apache.struts2.convention.annotation.Action;
import org.apache.struts2.convention.annotation.Namespace;
import org.apache.struts2.convention.annotation.ParentPackage;
import org.apache.struts2.convention.annotation.Result;
import org.oham.learn.ssh.beans.TGroup;
import org.oham.learn.ssh.beans.TPerson;
import org.oham.learn.ssh.beans.TUser;
import org.oham.learn.ssh.services.TestHibernateService;
import org.oham.learn.ssh.sqlmapper.TUserMapper;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;
import com.opensymphony.xwork2.ActionSupport;
@ParentPackage("ssh-default")
@Namespace("/sa")
@Scope(value="prototype")
@Component("saAction")
public class TestStrutsAnnotationAction extends ActionSupport{
private static final long serialVersionUID = -2793512785203051741L;
private Map<String, Object> jsonMap;
@Resource(name="TestHibernate")
private TestHibernateService testHibernateService;
@Resource
private TUserMapper tUserMapper;
@Action(value="testSACall",
results={
@Result(name="success", location="/WEB-INF/jsp/Main.jsp")
})
public String testAnnotaionCall() {
List<TPerson> list = testHibernateService.getTpersonList();
for(TPerson p : list) {
System.out.println(p.getName());
}
List<TGroup> list2 = testHibernateService.getTGroupList();
for(TGroup g : list2) {
System.out.println(g.getName());
}
return "success";
}
@Action(value="testSAMyBatis",
results={
@Result(name="success", location="/WEB-INF/jsp/Main.jsp")
})
public String testMyBatisCall() {
List<TUser> list = tUserMapper.selectTUserByExample(null);
for(TUser t : list) {
System.out.println(t.getName());
}
return SUCCESS;
}
@Action(value="testJ",
results={@Result(name="json", type="json")})
public String testJ() {
jsonMap = new HashMap<String, Object>();
jsonMap.put("a", "aa");
jsonMap.put("b", "b");
return "json";
}
public Map<String, Object> getJsonMap() {
return jsonMap;
}
}
调用:诸如,http://你的IP加端口/ssh/sa/testSACall.action试试可否。
本demo用到了struts2-config-browser-plugin这个插件,主要用来看看注册的action有哪些,因为鄙人为了搞基于注解的struts action搞半天没成,起初不知原因为何,后来struts.xml中加上:<constant name="struts.convention.action.packages" value="org.oham.learn.ssh.controllers" />就行了,但看别人的一些demo他们没加,所以至今也不太敢确定是否就是这个原因了。
调用http://你的IP加端口/ssh/config-browser/actionNames.action就可以看到成功注册的action。
完了,希望对诸君有所助。
附上项目源码ssh.zip,解压——>导入Existing Maven Project。