转:appfuse结合eclipse开发流程

    技术2022-05-11  64

    Appfuse应用的核心在于ant build任务的灵活应用和xdoclet模板的修改与使用。重要的工具是其提供的appgen,通过对ant build任务和appgen xdocet模板的修改将appfuse与自己的项目进行融合、与IDE进行融合。所以要用appfuse,学习ant工具和xdoclet是必不可少的第一步。 前提所需的软件 jdk1.4.2.6 tomcat5.0.28 ant1.6.2 appfuse1.82 mysql4.x

    以上软件请访问http://raibledesigns.com/wiki/Wiki.jsp?page=AppFuseQuickStart_zh根据相关提示下载同时对以上变量,都设置相关的HOME变量及路径。

    下面开始一步步操作完成appfuse的布署工作

    1,解压appfuse1.8.2(或更高版本),会产生一个appfuse的目录。2,打开eclipse3.0或eclipse3.1,选择菜单,“新建工程”-->"Java Project"---->工程名"appfuse"后,指定一个工程目录后,完成。3,先复制第一步中appfuse目录下所有文件,然后右键点击"appfuse"工程名,选择“粘贴”,把appfuse的所有的文件导入到appfuse工程中。4,在eclipse下选择"windows"菜单--->"Preference"菜单--->"ant"--->"Runtime"---->点“ant      home”按钮,设备ant-home目录,同时复制junit.jar到ant安装目录下的lib目录里5,在安装mysql服务器后,如果设置了密码的话,要点,windows菜单--->show views---> ant 。出现ant工具界面,在界面上,点add buildfiles图标,把appfuse工程根目录下的build.xml文件中附加进来,然后再打开properties.xml文件,修改里面的root用户的密码为你的mysql数据库访问时的密码。然后在ant菜单界面中展开target列表,选择,setup目录安装所有装备工作,详细ant任务可以参照http://www.kingbit.com/appfuse/index.php上所描述的ant任务详解。运行ant setup-tomcat 然后再运行,ant start-tomcat然后在浏览器中打http://localhost:8080/appfuse看看有没有出现界面操作用户名及密码是tomcat tomcat6,当上面都配置正确后,我们就来开始写一个新的操作了,先写个dao类下的model类在eclipse下,展开src/dao文档结构,在org.appfuse.model下面,建个Person.java文件,内容如下图:

    /* * Created on 2006-5-22 * * TODO To change the template for this generated file go to * Window - Preferences - Java - Code Style - Code Templates */package org.appfuse.model;

    /** * @author Administrator * * TODO To change the template for this generated type comment go to * Window - Preferences - Java - Code Style - Code Templates * @hibernate.class table="person" */public class Person  extends BaseObject{ private Long id; private String first_name;  /**  * @return Returns the id.  * @hibernate.id column="id"  generator-class="increment"     *                 */ public Long getId() {  return id; } /**  * @param id The id to set.  */ public void setId(Long id) {  this.id = id; } /* (non-Javadoc)  * @see org.appfuse.model.BaseObject#toString()  */  public String toString() {  // TODO Auto-generated method stub  return null; } /* (non-Javadoc)  * @see org.appfuse.model.BaseObject#equals(java.lang.Object)  */ public boolean equals(Object o) {  // TODO Auto-generated method stub  return false; } /* (non-Javadoc)  * @see org.appfuse.model.BaseObject#hashCode()  */ public int hashCode() {  // TODO Auto-generated method stub  return 0; }  /**  * @return Returns the first_name.  * @hibernate.property column="first_name" not-null="true"  */ public String getFirst_name() {  return first_name; } /**  * @param first_name The first_name to set.  * @spring.validator type="required" //该字段需要验证,用Spring的校验机制  */ public void setFirst_name(String first_name) {  this.first_name = first_name; }}

    在以上代码中注释javadoc区域中添加上xdoclet在生成hibernate所用到的XML文件的一些O/R映射信息。

    建好上以Person.java后,我们就开始利用xdoclet工具,配合ant任务,生成我们所需用到了数据库表结构了,点ant db-create 后,可以在控制台下看到一系列建表的语句,同时可以到mysql控制台查看到相关信息.表建好后,我们就开始利用appgen自动生成appfuse所需要的其它dao操作类,manage业务类,controller控制器类及Person.hbm.xml等相关文件。操作过程如下,到dos命令行模式下,找到工程所在的根目录下/extras/appgen目录,点运行ant install-detailed会根据提示,建Person及person相关文件。Build成功后,再回到eclipse下,右键点工程文件名appfuse,选择Refresh ,再运行ant deploy命令,再重新启TOMCAT,这样一个Person的添加,删除操作功能模块就完成了,开发就是这么easy and fast!!^_^@spring.validator type="required" 是另外附

    appgen生成的类文件如下:

    PersonDAO接口类PersonDAOHibernate接口实现类PersonManager业务接口类PersonManagerImpl.java业务接口实现类PersonController.java控制器类(根据客户端提交的请求,显示的是信息列表)PersonFormController页面控制器类(根据客户端提交的请求,修改,添加,删除操作控制类)

    注意在生成dao接口类的时候,appgen会根据Person类中的hibernate的注释标记,生成对应的Person.hbm.xml文件修改org.appfuse.dao.hibernate.applicationContext-hibernate.xml文件,追加 <bean id="sessionFactory" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">        <property name="dataSource" ref="dataSource"/>        <property name="mappingResources">            <list>                <value>org/appfuse/model/Role.hbm.xml</value>                <value>org/appfuse/model/User.hbm.xml</value>                <value>org/appfuse/model/UserCookie.hbm.xml</value>                <value>org/appfuse/model/Person.hbm.xml</value>  <value>org/appfuse/model/Book.hbm.xml</value>                </list>        </property>        <!-- The property below is commented out b/c it doesn't work when run via             Ant in Eclipse.  It works fine for individual JUnit tests and in IDEA ??        <property name="mappingJarLocations">            <list><value>file:dist/appfuse-dao.jar</value></list>        </property>        -->        <property name="hibernateProperties">        <props>            <prop key="hibernate.dialect">@HIBERNATE-DIALECT@</prop>            <!-- Create/update the database tables automatically when the JVM starts up            <prop key="hibernate.hbm2ddl.auto">update</prop> -->            <!-- Turn batching off for better error messages under PostgreSQL             <prop key="hibernate.jdbc.batch_size">0</prop> -->        </props>        </property>    </bean>    同时指定动态指定接口的实现类<!--Person-START-->    <bean id="personDAO" class="org.appfuse.dao.hibernate.PersonDAOHibernate" autowire="byName"/>    <!--Person-END-->注意在业务接口类操作时,要运用SPRING的IOC进行对业务逻辑的处理,修改org.appfuse.service目录下的,applicationContext-service.xml文件

    追加以下配置

    <!--Person-START-->    <bean id="personManager" parent="txProxyTemplate">        <property name="target">            <bean class="org.appfuse.service.impl.PersonManagerImpl" autowire="byName"/>        </property>    </bean>    <!--Person-END-->在personManagerImpl.java文件中装PersonDao接口的Instance注入到personManager容器中。

     

    PersonDAO接口类

    package org.appfuse.dao;

    import java.util.List;

    import org.appfuse.model.Person;

    public interface PersonDAO extends DAO {

        /**     * Retrieves all of the persons     */    public List getPersons(Person person);

        /**     * Gets person's information based on primary key. An     * ObjectRetrievalFailureException Runtime Exception is thrown if      * nothing is found.     *      * @param id the person's id     * @return person populated person object     */    public Person getPerson(final Long id);

        /**     * Saves a person's information     * @param person the object to be saved     */     public void savePerson(Person person);

     /**     * Removes a person from the database by id     * @param id the person's id     */    public void removePerson(final Long id);}

    PersonDAOHibernate接口实现类

    package org.appfuse.dao.hibernate;

    import java.util.List;

    import org.appfuse.model.Person;import org.appfuse.dao.PersonDAO;

    import org.springframework.orm.ObjectRetrievalFailureException;

    public class PersonDAOHibernate extends BaseDAOHibernate implements PersonDAO {

        /**     * @see org.appfuse.dao.PersonDAO#getPersons(org.appfuse.model.Person)     */    public List getPersons(final Person person) {        return getHibernateTemplate().find("from Person");

            /* Remove the line above and uncomment this code block if you want            to use Hibernate's Query by Example API.        if (person == null) {            return getHibernateTemplate().find("from Person");        } else {            // filter on properties set in the person            HibernateCallback callback = new HibernateCallback() {                public Object doInHibernate(Session session) throws HibernateException {                    Example ex = Example.create(person).ignoreCase().enableLike(MatchMode.ANYWHERE);                    return session.createCriteria(Person.class).add(ex).list();                }            };            return (List) getHibernateTemplate().execute(callback);        }*/    }

        /**     * @see org.appfuse.dao.PersonDAO#getPerson(Long id)     */    public Person getPerson(final Long id) {        Person person = (Person) getHibernateTemplate().get(Person.class, id);        if (person == null) {            log.warn("uh oh, person with id '" + id + "' not found...");            throw new ObjectRetrievalFailureException(Person.class, id);        }

            return person;    }

        /**     * @see org.appfuse.dao.PersonDAO#savePerson(Person person)     */        public void savePerson(final Person person) {        getHibernateTemplate().saveOrUpdate(person);    }

        /**     * @see org.appfuse.dao.PersonDAO#removePerson(Long id)     */    public void removePerson(final Long id) {        getHibernateTemplate().delete(getPerson(id));    }}

     

    PersonManager业务接口类

    package org.appfuse.service;

    import java.util.List;

    import org.appfuse.model.Person;import org.appfuse.dao.PersonDAO;

    public interface PersonManager extends Manager {

        /**     * Setter for DAO, convenient for unit testing     */    public void setPersonDAO(PersonDAO personDAO);

        /**     * Retrieves all of the persons     */    public List getPersons(Person person);

        /**     * Gets person's information based on id.     * @param id the person's id     * @return person populated person object     */    public Person getPerson(final String id);

        /**     * Saves a person's information     * @param person the object to be saved     */    public void savePerson(Person person);

        /**     * Removes a person from the database by id     * @param id the person's id     */    public void removePerson(final String id);}

    PersonManagerImpl业务接口实现类

    package org.appfuse.service.impl;

    import java.util.List;

    import org.appfuse.model.Person;import org.appfuse.dao.PersonDAO;import org.appfuse.service.PersonManager;

    public class PersonManagerImpl extends BaseManager implements PersonManager {    private PersonDAO dao;

        /**     * Set the DAO for communication with the data layer.     * @param dao     */    public void setPersonDAO(PersonDAO dao) {        this.dao = dao;    }

        /**     * @see org.appfuse.service.PersonManager#getPersons(org.appfuse.model.Person)     */    public List getPersons(final Person person) {        return dao.getPersons(person);    }

        /**     * @see org.appfuse.service.PersonManager#getPerson(String id)     */    public Person getPerson(final String id) {        return dao.getPerson(new Long(id));    }

        /**     * @see org.appfuse.service.PersonManager#savePerson(Person person)     */    public void savePerson(Person person) {        dao.savePerson(person);    }

        /**     * @see org.appfuse.service.PersonManager#removePerson(String id)     */    public void removePerson(final String id) {        dao.removePerson(new Long(id));    }}

    PersonController控制器类注意在产生这个控制器类的作用是为了将PersonManager接口通过IOC注入并Instance能够调用dao类取得的数据结果集返回给客户浏览器的请求。请求的mappingUrl地址又是在WEB/WEB-INF目录下action-servlet.xml文件下进行配置的<!--Person-BEAN-START-->  <bean id="personController" class="org.appfuse.webapp.action.PersonController" autowire="byName"/>

        <bean id="personFormController" class="org.appfuse.webapp.action.PersonFormController" autowire="byName">        <property name="commandName" value="person"/>        <property name="commandClass" value="org.appfuse.model.Person"/>        <property name="validator" ref="beanValidator"/>        <property name="formView" value="personForm"/>        <property name="successView" value="redirect:persons.html"/>    </bean>    <!--Person-BEAN-END-->

        <!--Person-URL-START-->                <prop key="/persons.html">personController</prop>                <prop key="/editPerson.html">personFormController</prop>                <!--Person-URL-END-->package org.appfuse.webapp.action;

    import java.util.List;

    import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;

    import org.apache.commons.logging.Log;import org.apache.commons.logging.LogFactory;import org.apache.commons.beanutils.BeanUtils;

    import org.appfuse.Constants;import org.appfuse.model.Person;import org.appfuse.service.PersonManager;

    import org.springframework.web.servlet.ModelAndView;import org.springframework.web.servlet.mvc.Controller;

    public class PersonController implements Controller {    private final Log log = LogFactory.getLog(PersonController.class);    private PersonManager personManager = null;

        public void setPersonManager(PersonManager personManager) {        this.personManager = personManager;    }

        public ModelAndView handleRequest(HttpServletRequest request,                                      HttpServletResponse response)    throws Exception {        if (log.isDebugEnabled()) {            log.debug("entering 'handleRequest' method...");        }

            Person person = new Person();        // populate object with request parameters        BeanUtils.populate(person, request.getParameterMap());

            List persons = personManager.getPersons(person);

            return new ModelAndView("personList", Constants.PERSON_LIST, persons);    }}

    PersonFormController添加修改删除操作控制器类。

    package org.appfuse.webapp.action;

    import java.util.Locale;

    import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;

    import org.apache.commons.lang.StringUtils;import org.appfuse.model.Person;import org.appfuse.service.PersonManager;import org.springframework.validation.BindException;import org.springframework.web.servlet.ModelAndView;

    public class PersonFormController extends BaseFormController {    private PersonManager personManager = null;

        public void setPersonManager(PersonManager personManager) {        this.personManager = personManager;    }

        protected Object formBackingObject(HttpServletRequest request)    throws Exception {        String id = request.getParameter("id");        Person person = null;

            if (!StringUtils.isEmpty(id)) {            person = personManager.getPerson(id);        } else {            person = new Person();        }

            return person;    }

        public ModelAndView onSubmit(HttpServletRequest request,                                 HttpServletResponse response, Object command,                                 BindException errors)    throws Exception {        if (log.isDebugEnabled()) {            log.debug("entering 'onSubmit' method...");        }

            Person person = (Person) command;        boolean isNew = (person.getId() == null);        Locale locale = request.getLocale();

            if (request.getParameter("delete") != null) {            personManager.removePerson(person.getId().toString());

                saveMessage(request, getText("person.deleted", locale));        } else {            personManager.savePerson(person);

                String key = (isNew) ? "person.added" : "person.updated";            saveMessage(request, getText(key, locale));

                if (!isNew) {             return new ModelAndView("redirect:editPerson.html", "id", person.getId());            }        }

            return new ModelAndView(getSuccessView());    }}

    在布署公司的产品过程中,mine的WAR应用,在执行ant compile-dao过程中,会报一个,找不到org.eclipse.jta的错误,这是由于ant找不到eclipse的关于jta的插件的原因!解决办法是,在ant架包中,把eclipse 安装目录下的plugns目录下的org.eclipse.jdt.core_3.0.(E:/eclipse/plugins/org.eclipse.jdt.core_3.0.0/)目录中两个jar文件加入到ant的lib目录下!

    xdoclet在执行ant的deploy的任务时,有时候生成的XML文件格式会出现小小的问题,解决的办法是修改相关的JAVA文件,然后运行deploy脚本重新利用xdoclet来生成相关的xml文件!直至成功!

    首页登录在调用loginServlet时候,login.jsp页面能正确显示出来,但是提交到服务器的/authorize的action映射找不到,也就是找不到服务,这是由于tomcat是启动在8080端口的服务,而程序中,用户登录的校验是根据properties.xml文件中,配置的<property name="http.port" value="8080"/>这个端口号,默认的是80端口,可以通过把TOMCAT启动时监听80端口或,修改properties.xml文件中http.port的value="8080",就可以找到服务器响应。注意,这里/authorize的映射,不是通过spring的IOC操作的,而是通过在web.xml文件中加入一个 <filter>  <filter-name>securityFilter</filter-name>   <filter-class>net.sf.acegisecurity.util.FilterToBeanProxy</filter-class> - <init-param>  <param-name>targetClass</param-name>   <param-value>net.sf.acegisecurity.util.FilterChainProxy</param-value>   </init-param>  </filter><filter-mapping>  <filter-name>securityFilter</filter-name>   <url-pattern>/j_security_check</url-pattern>   </filter-mapping>

    来实现的

    但是一定要记得,文件net.sf.acegisecurity.util.FilterChainProxy是在acegi-security-x.x.x.jar包里面的,调用前一定要记得放在应用的WEB-INF/lib/目录下才能正常使用。

    当系统启动时会自动加载spring配置文件中所声明的类,在appfuse中这一声明是放在action-servlet.xml中的,因此必须将这个文件同其他的applicationContext.xml一起在web.xml中声明为contextConfigLocation的内容,如下:

       <context-param>  <param-name>contextConfigLocation</param-name>   <param-value>classpath*:META-INF/applicationContext-*.xml /WEB-INF/applicationContext-*.xml /WEB-INF/schedulingContext-timer.xml</param-value>   </context-param>

     

    在action-servlet.xml中定义如下(这个文件必须符合spring-beans.dtd的规范):

    <beans>            <bean id="userAction" class="com.mywap.webwork.action.UserAction" singleton="false">        <property name="userManager"><ref bean="userManager"/></property>    </bean>        <!-- Add additional actions here --></beans>

     

    acegi出了0.8,改动还真不少,原先0.7的应用,改了一个多小时才完全升级成功。备忘一下:

    1 最贴心的改变莫过于 filter chains可以放在spring 容器中加载了,再也不用在Web.XML中声明长长的一串filter了。例如:

     <bean id="filterChainProxy" class="net.sf.aceGISecurity.util.FilterChainProxy">      <property name="filterInvocationDefinitionSource">         <value>         CONVERT_URL_TO_LOWERCASE_BEFORE_COMPARISON          PATTERN_TYPE_APACHE_ANT            /**=httpSessionContextIntegrationFilter,authenticationProcessingFilter,......         </value>      </property>    </bean>

    2 HttpSessionIntegrationFilter 已经消失,使用net.sf.acegisecurity.context.HttpSessionContextIntegrationFilter取而代之,如:    <bean id="httpSessionContextIntegrationFilter" class="net.sf.acegisecurity.context.HttpSessionContextIntegrationFilter">      <property name="context"><value>net.sf.acegisecurity.context.security.SecureContextImpl</value></property>    </bean>

    这个"context"属性不可不设哟。

    3 新增了一个功能,可以在web.xml中声明一个HttpSessionEventPublisher context listener,想想Spring的现在还不很成熟的消息发布机制(AOP),主要是用来记日志。我暂时还没用到这个功能。

     

    mine在通过ant deploy任务到TOMCAT下,会把hibernate的表映射文件,连同持久化的类文件,打包成一个,mine-dao.jar架包,放到web-inf/lib私有目录下 


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