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php前端和java后端数据调用流程

news 2025/9/13 22:22:05

php前端和java后端数据调用流程

前端

1、新建php页面title.php

<title>标题</title>
<td width="30%" class="form-key">标题内容</td>
<td width="70%"><input type="text" class="form-control" name="title" id="title" style="width:100%">
</td><?php include_once 'jstpl/title_tpl.php';?><script src="<?php echo $root_path ?>~main/js/title.js?v=<?php echo $v?>" type="text/javascript"></script>

2、新建js代码文件title.js

var dataList=null;function search(){var params=getSearchCondition();var ret=execjava("titleBean.searchTitle", params, "json");//数据dataList=ret.data;//模板渲染var titleHtml=template.render('title_Tbl',{dataList:dataList});$("#title_Tbl").html(titleHtml);
}function getSearchCondition(){var title=$("#title").val();var params={"title":title};return params;
}

3、新建php页面title_tpl.php

<script id="title_Tbl" type="text/html"><td><%=dataList[i].title%></td>
</script>

后端

1、新建java文件TitleBean.java

package …
import java.util.*;@Controller
public class TitleBean{private static final Logger logger=LoggerFactory.getLogger(TitleBean.class);@Autowiredprivate TitleService titleService;public Map<String,Object> searchTitle(){Map<String,Object> ret=new HashMap<String,Object>();Map<String,Object> params=new HashMap<String,Object>();try{String title=dform.getString("title");params.put("title",title);ret= titleService. searchTitle(params);}catch(Exception e){logger.error("获取标题出错！",e);ret.put("state","500");ret.put("receipt","获取标题出错");}return ret;}

2、新建java文件TitleService.java

package …
import java.util.*;public interface TitleService{Map<String,Object> searchTitle(Map<String,Object> params);}

3、新建java文件TitleServiceImpl.java

package …
import java.util.*;public class TitleServiceImpl implements TitleService{private static final Logger logger=LoggerFactory.getLogger(TitleServiceImpl.class);@Overridepublic Map<String,Object> searchTitle(Map<String,Object> params){Map<String,Object> ret = new HashMap<String,Object>();try{List<Map<String,Object>> dataList=dao.selectList("title.selectTitle",params);ret.put("data",dataList);ret.put("state","200");ret.put("receipt","获取标题列表成功");}catch (Exception e){logger.error("获取标题列表失败",e);ret.put("state","500");ret.put("receipt","获取标题列表出错");}return ret;
}

4、sql语句，新建xml文件title.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "..//mybatis.org//DTD Mapper 3.0//EN" http://mybatis.org/dtd/mybatis-3-mapper.dtd><mapper namespace="title"><seclect id="selectTitle" resultType="hashmap">SELECT id, title FROM test_title order by id desc </select>
</mapper>