技术点：采用 SpringMVC3+Spring3+Hibernate3+Freemarker 主流技术架构

生成入口方法

package com.jeecms.cms.template;

public class CmsModuleGenerator {

    private static String packName = "com.jeecms.cms.template";

    private static String fileName = "jeecms.properties";

    public static void main(String[] args) {

        new ModuleGenerator(packName, fileName).generate();

    }

}

生成方法

package com.jeecms.cms.template;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileNotFoundException;

import java.io.IOException;

import java.util.Properties;

import java.util.Set;

import org.apache.commons.io.FileUtils;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

/**

 * 模块生成器

 *

 * <p>

 * 用于生成JEE模块。

 * <p>

 * 包括JAVA类：action,dao,dao.impl,manager,manager.impl；

 * 配置文件：action配置,spring配置；ftl页面：list.html,add.html,edit.html。

 * 数据验证文件：Act-Com_save

 * -validation.xml,Act-Com_edit-validation.xml,Act-Com_update-validation.xml

 * <p>

 * 可设置的参数有：模块实体类名、java类包地址、配置文件地址、ftl页面地址。

 */

public class ModuleGenerator {

    private static final Logger log = LoggerFactory

            .getLogger(ModuleGenerator.class);

    public static final String SPT = File.separator;

    public static final String ENCODING = "UTF-8";

    private Properties prop = new Properties();

    private String packName;

    private String fileName;

    private File daoImplFile;

    private File daoFile;

    private File managerFile;

    private File managerImplFile;

    private File actionFile;

    private File pageListFile;

    private File pageEditFile;

    private File pageAddFile;

    private File daoImplTpl;

    private File daoTpl;

    private File managerTpl;

    private File managerImplTpl;

    private File actionTpl;

    private File pageListTpl;

    private File pageEditTpl;

    private File pageAddTpl;

    public ModuleGenerator(String packName, String fileName) {

        this.packName = packName;

        this.fileName = fileName;

    }

    @SuppressWarnings("unchecked")

    private void loadProperties() {

        try {

            log.debug("packName=" + packName);

            log.debug("fileName=" + fileName);

            FileInputStream fileInput = new FileInputStream(getFilePath(

                    packName, fileName));

            prop.load(fileInput);

            String entityUp = prop.getProperty("Entity");

            log.debug("entityUp:" + entityUp);

            if (entityUp == null || entityUp.trim().equals("")) {

                log.warn("Entity not specified, exit!");

                return;

            }

            String entityLow = entityUp.substring(, ).toLowerCase()

                    + entityUp.substring();

            log.debug("entityLow:" + entityLow);

            prop.put("entity", entityLow);

            if (log.isDebugEnabled()) {

                Set ps = prop.keySet();

                for (Object o : ps) {

                    log.debug(o + "=" + prop.get(o));

                }

            }

        } catch (FileNotFoundException e) {

            e.printStackTrace();

        } catch (IOException e) {

            e.printStackTrace();

        }

    }

    private void prepareFile() {

        String daoImplFilePath = getFilePath(prop.getProperty("dao_impl_p"),

                prop.getProperty("Entity") + "DaoImpl.java");

        daoImplFile = new File(daoImplFilePath);

        log.debug("daoImplFile:" + daoImplFile.getAbsolutePath());

        String daoFilePath = getFilePath(prop.getProperty("dao_p"), prop

                .getProperty("Entity")

                + "Dao.java");

        daoFile = new File(daoFilePath);

        log.debug("daoFile:" + daoFile.getAbsolutePath());

        String managerFilePath = getFilePath(prop.getProperty("manager_p"),

                prop.getProperty("Entity") + "Mng.java");

        managerFile = new File(managerFilePath);

        log.debug("managerFile:" + managerFile.getAbsolutePath());

        String managerImplFilePath = getFilePath(prop

                .getProperty("manager_impl_p"), prop.getProperty("Entity")

                + "MngImpl.java");

        managerImplFile = new File(managerImplFilePath);

        log.debug("managerImplFile:" + managerImplFile.getAbsolutePath());

        String actionFilePath = getFilePath(prop.getProperty("action_p"), prop

                .getProperty("Entity")

                + "Act.java");

        actionFile = new File(actionFilePath);

        log.debug("actionFile:" + actionFile.getAbsolutePath());

        String pagePath = "WebContent/WEB-INF/"

                + prop.getProperty("config_sys") + "/"

                + prop.getProperty("config_entity") + "/";

        pageListFile = new File(pagePath + "list.html");

        log.debug("pageListFile:" + pageListFile.getAbsolutePath());

        pageEditFile = new File(pagePath + "edit.html");

        log.debug("pageEditFile:" + pageEditFile.getAbsolutePath());

        pageAddFile = new File(pagePath + "add.html");

        log.debug("pageAddFile:" + pageAddFile.getAbsolutePath());

    }

    private void prepareTemplate() {

        String tplPack = prop.getProperty("template_dir");

        log.debug("tplPack:" + tplPack);

        daoImplTpl = new File(getFilePath(tplPack, "dao_impl.txt"));

        daoTpl = new File(getFilePath(tplPack, "dao.txt"));

        managerImplTpl = new File(getFilePath(tplPack, "manager_impl.txt"));

        managerTpl = new File(getFilePath(tplPack, "manager.txt"));

        actionTpl = new File(getFilePath(tplPack, "action.txt"));

        pageListTpl = new File(getFilePath(tplPack, "page_list.txt"));

        pageAddTpl = new File(getFilePath(tplPack, "page_add.txt"));

        pageEditTpl = new File(getFilePath(tplPack, "page_edit.txt"));

    }

    private static void stringToFile(File file, String s) throws IOException {

        FileUtils.writeStringToFile(file, s, ENCODING);

    }

    private void writeFile() {

        try {

            if ("true".equals(prop.getProperty("is_dao"))) {

                stringToFile(daoImplFile, readTpl(daoImplTpl));

                stringToFile(daoFile, readTpl(daoTpl));

            }

            if ("true".equals(prop.getProperty("is_manager"))) {

                stringToFile(managerImplFile, readTpl(managerImplTpl));

                stringToFile(managerFile, readTpl(managerTpl));

            }

            if ("true".equals(prop.getProperty("is_action"))) {

                stringToFile(actionFile, readTpl(actionTpl));

            }

            if ("true".equals(prop.getProperty("is_page"))) {

                stringToFile(pageListFile, readTpl(pageListTpl));

                stringToFile(pageAddFile, readTpl(pageAddTpl));

                stringToFile(pageEditFile, readTpl(pageEditTpl));

            }

        } catch (IOException e) {

            log.warn("write file faild! " + e.getMessage());

        }

    }

    private String readTpl(File tpl) {

        String content = null;

        try {

            content = FileUtils.readFileToString(tpl, ENCODING);

            Set<Object> ps = prop.keySet();

            for (Object o : ps) {

                String key = (String) o;

                String value = prop.getProperty(key);

                content = content.replaceAll("\\#\\{" + key + "\\}", value);

            }

        } catch (IOException e) {

            log.warn("read file faild. " + e.getMessage());

        }

        return content;

    }

    private String getFilePath(String packageName, String name) {

        log.debug("replace:" + packageName);

        String path = packageName.replaceAll("\\.", "/");

        log.debug("after relpace:" + path);

        return "src/" + path + "/" + name;

    }

    public void generate() {

        loadProperties();

        prepareFile();

        prepareTemplate();

        writeFile();

    }

    public static void main(String[] args) {

        String packName = "com.jeecms.common.developer.template";

        String fileName = "template.properties";

        new ModuleGenerator(packName, fileName).generate();

    }

}

Entity 模板

使用hibernateMapping插件生成

Dao 模板

​ dao.txt

package #{dao_p};

import com.jeecms.common.hibernate4.Updater;

import com.jeecms.common.page.Pagination;

import #{entity_p}.#{Entity};

public interface #{Entity}Dao {

    public Pagination getPage(int pageNo, int pageSize);

    public #{Entity} findById(Integer id);

    public #{Entity} save(#{Entity} bean);

    public #{Entity} updateByUpdater(Updater<#{Entity}> updater);

    public #{Entity} deleteById(Integer id);

}

DaoImpl 模板

​ dao_impl.txt

package #{dao_impl_p};

import org.hibernate.Criteria;

import org.springframework.stereotype.Repository;

import com.jeecms.common.hibernate4.HibernateBaseDao;

import com.jeecms.common.page.Pagination;

import #{dao_p}.#{Entity}Dao;

import #{entity_p}.#{Entity};

@Repository

public class #{Entity}DaoImpl extends HibernateBaseDao<#{Entity}, Integer> implements #{Entity}Dao {

    public Pagination getPage(int pageNo, int pageSize) {

        Criteria crit = createCriteria();

        Pagination page = findByCriteria(crit, pageNo, pageSize);

        return page;

    }

    public #{Entity} findById(Integer id) {

        #{Entity} entity = get(id);

        return entity;

    }

    public #{Entity} save(#{Entity} bean) {

        getSession().save(bean);

        return bean;

    }

    public #{Entity} deleteById(Integer id) {

        #{Entity} entity = super.get(id);

        if (entity != null) {

            getSession().delete(entity);

        }

        return entity;

    }

    @Override

    protected Class<#{Entity}> getEntityClass() {

        return #{Entity}.class;

    }

}

Manager 模板

​ manager.txt

package #{manager_p};

import com.jeecms.common.page.Pagination;

import #{entity_p}.#{Entity};

public interface #{Entity}Mng {

    public Pagination getPage(int pageNo, int pageSize);

    public #{Entity} findById(Integer id);

    public #{Entity} save(#{Entity} bean);

    public #{Entity} update(#{Entity} bean);

    public #{Entity} deleteById(Integer id);

    public #{Entity}[] deleteByIds(Integer[] ids);

}

ManagerImpl 模板

​ manager_impl.txt

package #{manager_impl_p};

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Service;

import org.springframework.transaction.annotation.Transactional;

import com.jeecms.common.hibernate4.Updater;

import com.jeecms.common.page.Pagination;

import #{dao_p}.#{Entity}Dao;

import #{entity_p}.#{Entity};

import #{manager_p}.#{Entity}Mng;

@Service

@Transactional

public class #{Entity}MngImpl implements #{Entity}Mng {

    @Transactional(readOnly = true)

    public Pagination getPage(int pageNo, int pageSize) {

        Pagination page = dao.getPage(pageNo, pageSize);

        return page;

    }

    @Transactional(readOnly = true)

    public #{Entity} findById(Integer id) {

        #{Entity} entity = dao.findById(id);

        return entity;

    }

    public #{Entity} save(#{Entity} bean) {

        dao.save(bean);

        return bean;

    }

    public #{Entity} update(#{Entity} bean) {

        Updater<#{Entity}> updater = new Updater<#{Entity}>(bean);

        bean = dao.updateByUpdater(updater);

        return bean;

    }

    public #{Entity} deleteById(Integer id) {

        #{Entity} bean = dao.deleteById(id);

        return bean;

    }

    public #{Entity}[] deleteByIds(Integer[] ids) {

        #{Entity}[] beans = new #{Entity}[ids.length];

        for (int i = ,len = ids.length; i < len; i++) {

            beans[i] = deleteById(ids[i]);

        }

        return beans;

    }

    private #{Entity}Dao dao;

    @Autowired

    public void setDao(#{Entity}Dao dao) {

        this.dao = dao;

    }

}

Action 模板

​ action.txt

package #{action_p};

import static com.jeecms.common.page.SimplePage.cpn;

import javax.servlet.http.HttpServletRequest;

import org.apache.shiro.authz.annotation.RequiresPermissions;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Controller;

import org.springframework.ui.ModelMap;

import org.springframework.web.bind.annotation.RequestMapping;

import #{entity_p}.#{Entity};

import com.jeecms.core.entity.CmsSite;

import #{manager_p}.#{Entity}Mng;

import com.jeecms.core.web.util.CmsUtils;

import com.jeecms.core.web.WebErrors;

import com.jeecms.common.page.Pagination;

import com.jeecms.common.web.CookieUtils;

@Controller

public class #{Entity}Act {

    private static final Logger log = LoggerFactory.getLogger(#{Entity}Act.class);

    @RequiresPermissions("#{config_entity}:v_list")

    @RequestMapping("/#{config_entity}/v_list.do")

    public String list(Integer pageNo, HttpServletRequest request, ModelMap model) {

        Pagination pagination = manager.getPage(cpn(pageNo), CookieUtils

                .getPageSize(request));

        model.addAttribute("pagination",pagination);

        model.addAttribute("pageNo",pagination.getPageNo());

        return "#{config_entity}/list";

    }

    @RequiresPermissions("#{config_entity}:v_add")

    @RequestMapping("/#{config_entity}/v_add.do")

    public String add(ModelMap model) {

        return "#{config_entity}/add";

    }

    @RequiresPermissions("#{config_entity}:v_edit")

    @RequestMapping("/#{config_entity}/v_edit.do")

    public String edit(Integer id, Integer pageNo, HttpServletRequest request, ModelMap model) {

        WebErrors errors = validateEdit(id, request);

        if (errors.hasErrors()) {

            return errors.showErrorPage(model);

        }

        model.addAttribute("#{entity}", manager.findById(id));

        model.addAttribute("pageNo",pageNo);

        return "#{config_entity}/edit";

    }

    @RequiresPermissions("#{config_entity}:o_save")

    @RequestMapping("/#{config_entity}/o_save.do")

    public String save(#{Entity} bean, HttpServletRequest request, ModelMap model) {

        WebErrors errors = validateSave(bean, request);

        if (errors.hasErrors()) {

            return errors.showErrorPage(model);

        }

        bean = manager.save(bean);

        log.info("save #{Entity} id={}", bean.getId());

        return "redirect:v_list.do";

    }

    @RequiresPermissions("#{config_entity}:o_update")

    @RequestMapping("/#{config_entity}/o_update.do")

    public String update(#{Entity} bean, Integer pageNo, HttpServletRequest request,

            ModelMap model) {

        WebErrors errors = validateUpdate(bean.getId(), request);

        if (errors.hasErrors()) {

            return errors.showErrorPage(model);

        }

        bean = manager.update(bean);

        log.info("update #{Entity} id={}.", bean.getId());

        return list(pageNo, request, model);

    }

    @RequiresPermissions("#{config_entity}:o_delete")

    @RequestMapping("/#{config_entity}/o_delete.do")

    public String delete(Integer[] ids, Integer pageNo, HttpServletRequest request,

            ModelMap model) {

        WebErrors errors = validateDelete(ids, request);

        if (errors.hasErrors()) {

            return errors.showErrorPage(model);

        }

        #{Entity}[] beans = manager.deleteByIds(ids);

        for (#{Entity} bean : beans) {

            log.info("delete #{Entity} id={}", bean.getId());

        }

        return list(pageNo, request, model);

    }

    private WebErrors validateSave(#{Entity} bean, HttpServletRequest request) {

        WebErrors errors = WebErrors.create(request);

        CmsSite site = CmsUtils.getSite(request);

        bean.setSite(site);

        return errors;

    }

    private WebErrors validateEdit(Integer id, HttpServletRequest request) {

        WebErrors errors = WebErrors.create(request);

        CmsSite site = CmsUtils.getSite(request);

        if (vldExist(id, site.getId(), errors)) {

            return errors;

        }

        return errors;

    }

    private WebErrors validateUpdate(Integer id, HttpServletRequest request) {

        WebErrors errors = WebErrors.create(request);

        CmsSite site = CmsUtils.getSite(request);

        if (vldExist(id, site.getId(), errors)) {

            return errors;

        }

        return errors;

    }

    private WebErrors validateDelete(Integer[] ids, HttpServletRequest request) {

        WebErrors errors = WebErrors.create(request);

        CmsSite site = CmsUtils.getSite(request);

        if (errors.ifEmpty(ids, "ids")) {

            return errors;

        }

        for (Integer id : ids) {

            vldExist(id, site.getId(), errors);

        }

        return errors;

    }

    private boolean vldExist(Integer id, Integer siteId, WebErrors errors) {

        if (errors.ifNull(id, "id")) {

            return true;

        }

        #{Entity} entity = manager.findById(id);

        if(errors.ifNotExist(entity, #{Entity}.class, id)) {

            return true;

        }

        if (!entity.getSite().getId().equals(siteId)) {

            errors.notInSite(#{Entity}.class, id);

            return true;

        }

        return false;

    }

    @Autowired

    private #{Entity}Mng manager;

}

页面增加模板

​ page_add.txt

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>

<title></title>

<#include "/#{config_sys}/head.html"/>

<script type="text/javascript">

$(function() {

    $("#jvForm").validate();

});

</script>

</head>

<body>

<div class="box-positon">

    <div class="rpos"><@s.m "global.position"/>: <@s.m "#{entity}.function"/> - <@s.m "global.add"/></div>

    <form class="ropt">

        <input class="return-button" type="submit" value="<@s.m "global.backToList"/>" onclick="this.form.action='v_list.do';"/>

    </form>

    <div class="clear"></div>

</div>

<div class="body-box">

<@p.form id="jvForm" action="o_save.do">

<@p.text label="#{entity}.name" name="name" required="true" class="required" maxlength=""/>

<@p.td><@p.submit code="global.submit"/> &nbsp; <@p.reset code="global.reset"/></@p.td>

</@p.form>

</div>

</body>

</html>

页面修改模板

​ page_edit.txt

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>

<title></title>

<#include "/#{config_sys}/head.html"/>

<script type="text/javascript">

$(function() {

    $("#jvForm").validate();

});

</script>

</head>

<body>

<div class="box-positon">

    <div class="rpos"><@s.m "global.position"/>:  <@s.m "#{entity}.function"/> - <@s.m "global.edit"/></div>

    <form class="ropt">

        <input class="return-button" type="submit" value="<@s.m "global.backToList"/>" onclick="this.form.action='v_list.do';"/>

    </form>

    <div class="clear"></div>

</div>

<div class="body-box">

<@p.form id="jvForm" action="o_update.do">

<@p.text label="#{entity}.name" name="name" value=#{entity}.name required="true" class="required" maxlength=""/>

<@p.td><@p.hidden name="id" value=#{entity}.id/><@p.submit code="global.submit"/> &nbsp; <@p.reset code="global.reset"/></@p.td>

</@p.form>

</div>

</body>

</html>

页面列表模板

​ page_list.txt

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>

<title></title>

<#include "/#{config_sys}/head.html"/>

<script type="text/javascript">

function getTableForm() {

    return document.getElementById('tableForm');

}

function optDelete() {

    if(Pn.checkedCount('ids')<=) {

        $.alert("<@s.m 'global.prompt'/>","<@s.m 'error.checkRecord'/>");

        return;

    }

    $.confirm(doDelete,"<@s.m 'global.confirm'/>","<@s.m 'global.confirm.delete'/>");

}

function doDelete(){

    var f = getTableForm();

    f.action="o_delete.do";

    f.submit();

}

</script>

</head>

<body>

<div class="box-positon">

    <div class="rpos"><@s.m "global.position"/>: <@s.m "#{entity}.function"/> - <@s.m "global.list"/></div>

    <form class="ropt">

        <input class="add" type="submit" value="<@s.m "global.add"/>" onclick="this.form.action='v_add.do';"/>

    </form>

    <div class="clear"></div>

</div>

<div class="body-box">

<form id="tableForm" method="post">

<input type="hidden" name="pageNo" value="${pageNo!}"/>

<@p.table value=pagination;#{entity},i,has_next><#rt/>

    <@p.column title="<input type='checkbox' onclick='Pn.checkbox(\"ids\",this.checked)'/>" width="">

        <input type='checkbox' name='ids' value='${#{entity}.id}'/><#t/>

    </@p.column><#t/>

    <@p.column title="ID">${#{entity}.id}</@p.column><#t/>

    <@p.column code="#{entity}.name">${#{entity}.name}</@p.column><#t/>

    <@p.column code="global.operate" align="center">

        <a href="v_edit.do?id=${#{entity}.id}&pageNo=${pageNo!}" class="pn-opt"><@s.m "global.edit"/></a> | <#rt/>

        <a href="o_delete.do?ids=${#{entity}.id}&pageNo=${pageNo!}" onclick="if(!$.confirmToUrl(this.href)) {return false;}" class="pn-opt"><@s.m "global.delete"/></a><#t/>

    </@p.column><#t/>

</@p.table>

<div><input class="del-button" type="button" value="<@s.m "global.delete"/>" onclick="optDelete();"/></div>

</form>

</div>

<#include "/common/alert_message.html"/>

</body>

</html>

使用

com.jeecms.cms.template.CmsModuleGenerator.java打开后Run As—java application

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