package com.whyc.listener;
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import com.whyc.constant.SqlConstant;
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import com.whyc.mapper.DBMapper;
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import javax.annotation.Resource;
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import javax.servlet.ServletContextEvent;
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import javax.servlet.ServletContextListener;
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import javax.servlet.annotation.WebListener;
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@WebListener
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public class ApplicationListener implements ServletContextListener {
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@Resource
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private DBMapper dbMapper;
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@Override
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public void contextInitialized(ServletContextEvent sce) {
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//检查及初始化电池数据统计表
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boolean dbExist = dbMapper.DBExist("db_analysis") != null;
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//初始化的时候,首批的分析表和分析库创建是一起的
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if(!dbExist){
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dbMapper.createDB("db_analysis");
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//单体电压
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dbMapper.createTable(SqlConstant.TB_MON_VOL);
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//单体电阻
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dbMapper.createTable(SqlConstant.TB_MON_RES);
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//单体温度
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dbMapper.createTable(SqlConstant.TB_MON_TEMP);
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//单体实际容量
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dbMapper.createTable(SqlConstant.TB_MON_CAP);
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}
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}
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@Override
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public void contextDestroyed(ServletContextEvent sce) {
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}
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}
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