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src/main/java/com/nis/util/HiveDataSource.java

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+package com.nis.util;
+
+import java.sql.Connection;
+import java.sql.ResultSet;
+import java.sql.Statement;
+import org.apache.log4j.Logger;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+import com.jolbox.bonecp.BoneCPDataSource;
+
+public class HiveDataSource {
+	private final static Logger logger = Logger.getLogger(HiveDataSource.class);
+	static Connection conn = null;
+	static ResultSet rsA = null;
+	static Statement stA = null;
+
+	static ResultSet rsB = null;
+	static Statement stB = null;
+
+	public static ResultSet query(String sql, String searchActiveSys) throws Exception {
+		if (null != searchActiveSys && searchActiveSys.equals("4")) {// A版数据库
+			logger.info("开始连接数据中心A版日志库--------------------------");
+			if (conn == null || conn.isClosed()) {
+				ApplicationContext ct = new ClassPathXmlApplicationContext("applicationContext-mybatis.xml");
+				BoneCPDataSource datasource = (BoneCPDataSource) ct.getBean("HiveADataSource");
+				conn = datasource.getConnection();
+			}
+			logger.info("连接数据中心A版日志库成功--------------------------");
+			stA = conn.createStatement();
+			String hiveAName = "use " + Constants.HIVEADBNAME;
+			// stA.execute("use xa_dfbhit_p_hive");
+			stA.execute(hiveAName);
+			logger.info("开始执行查询数据中心A版日志库操作--------------------------" + sql);
+			rsA = stA.executeQuery(sql);
+			logger.info("执行查询数据中心A版日志库成功--------------------------");
+			return rsA;
+		} else {// 目前默认B版数据库,后期增加C版数据库
+			logger.info("开始连接数据中心B版日志库--------------------------");
+			if (conn == null || conn.isClosed()) {
+				ApplicationContext ct = new ClassPathXmlApplicationContext("applicationContext-mybatis.xml");
+				BoneCPDataSource datasource = (BoneCPDataSource) ct.getBean("HiveBDataSource");
+				conn = datasource.getConnection();
+			}
+			logger.info("连接数据中心B版日志库成功--------------------------");
+			stB = conn.createStatement();
+			String hiveBName = "use " + Constants.HIVEBDBNAME;
+			// stB.execute("use xa_z2_mesalog_hive");
+			stB.execute(hiveBName);
+			logger.info("开始执行查询数据中心B版日志库操作--------------------------" + sql);
+			rsB = stB.executeQuery(sql);
+			logger.info("执行查询数据中心B版日志库成功--------------------------");
+			return rsB;
+		}
+
+	}
+
+}