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whyclj

2020-09-15 687881fd4e407d4a2f3cb520a9d4d2748b21a848

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package com.donghuan.c_interface; 
 
import java.sql.SQLException; 
 
import com.sql.MysqlConnPool; 
import com.sql.Sql_Mysql; 
 
public class CInterface_Thread_SQL { 
    public static void createCInterfaceStateTableOnRam(MysqlConnPool con_pool, CInterfaceState al_state) 
    { 
        String str1 = "DROP TABLE IF EXISTS " + Sql_Mysql.CInterfaceState_Table; 
        String str2 = "CREATE TABLE IF NOT EXISTS " + Sql_Mysql.CInterfaceState_Table 
                    + " ( `num` BIGINT NOT NULL AUTO_INCREMENT, " 
                    + "`BattGroupId` INT NOT NULL DEFAULT 0, " 
                    + "`ComTxCount` INT NOT NULL DEFAULT 0, " 
                    + "`ComRxCount` INT NOT NULL DEFAULT 0, " 
                    + "`ComErrCount` INT NOT NULL DEFAULT 0, " 
                    + "`ComErrType` INT NOT NULL DEFAULT 0, " 
                    + " PRIMARY KEY (`num`) ) " 
                    + " ENGINE=MEMORY DEFAULT CHARSET=utf8"; 
        String str3 = "INSERT INTO " + Sql_Mysql.CInterfaceState_Table 
                    + " (BattGroupId) VALUES "; 
                    for(int n=0; n<al_state.m_al_stat.size(); n++) { 
                        if(n > 0) { 
                            str3 += ","; 
                        } 
                        str3 += "(" + al_state.m_al_stat.get(n).bg_id + ")"; 
                    } 
        Sql_Mysql sql = new Sql_Mysql(con_pool.getConn()); 
        try { 
            sql.sqlMysqlExecute(str1); 
            sql.sqlMysqlExecute(str2); 
            sql.sqlMysqlExecute(str3); 
        } catch (SQLException e) { 
            // TODO Auto-generated catch block 
            e.printStackTrace(); 
        } 
        sql.close_con(); 
    } 
     
    public static void updateCInterfaceStateTableOnRam(MysqlConnPool con_pool, CInterfaceState c_state) 
    { 
        String str = "UPDATE " + Sql_Mysql.CInterfaceState_Table 
                + " SET ComTxCount = CASE BattGroupId "; 
          for(int n=0; n<c_state.m_al_stat.size(); n++) { 
              str += " WHEN " + c_state.m_al_stat.get(n).bg_id  
                      + " THEN " + c_state.m_al_stat.get(n).tx_count; 
          } 
          str += " END, "; 
           
          str += " ComRxCount = CASE BattGroupId "; 
          for(int n=0; n<c_state.m_al_stat.size(); n++) { 
              str += " WHEN " + c_state.m_al_stat.get(n).bg_id  
                      + " THEN " + c_state.m_al_stat.get(n).rx_count; 
          } 
          str += " END, "; 
           
          str += " ComErrCount = CASE BattGroupId "; 
          for(int n=0; n<c_state.m_al_stat.size(); n++) { 
              str += " WHEN " + c_state.m_al_stat.get(n).bg_id  
                      + " THEN " + c_state.m_al_stat.get(n).com_err_count; 
          } 
          str += " END "; 
          str += " WHERE BattGroupId IN (";  
        for(int n=0; n<c_state.m_al_stat.size(); n++) { 
            if(n > 0) { 
                str += ","; 
            } 
            str += c_state.m_al_stat.get(n).bg_id; 
        } 
        str += ")"; 
         
         
        Sql_Mysql sql = new Sql_Mysql(con_pool.getConn()); 
        try { 
            sql.sqlMysqlExecute(str); 
        } catch (SQLException e) { 
            // TODO Auto-generated catch block 
            e.printStackTrace(); 
        } 
        sql.close_con(); 
    } 
}