项目初始导入

src/main/java/com/nis/interceptor/DataSourceBInterceptor.java

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+package com.nis.interceptor;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.log4j.Logger;
+import org.springframework.web.servlet.HandlerInterceptor;
+import org.springframework.web.servlet.ModelAndView;
+
+import com.nis.datasource.CustomerContextHolder;
+
+public class DataSourceBInterceptor implements HandlerInterceptor {
+	Logger logger = Logger.getLogger(DataSourceBInterceptor.class);
+	@Override
+	public boolean preHandle(HttpServletRequest request,
+			HttpServletResponse response, Object handler) throws Exception {
+		logger.info("开启数据源配置操作库---");
+		CustomerContextHolder.setCustomerType(CustomerContextHolder.DATA_SOURCE_B);//开启数据源B
+		
+		return true;
+	}
+
+	@Override
+	public void postHandle(HttpServletRequest request,
+			HttpServletResponse response, Object handler,
+			ModelAndView modelAndView) throws Exception {
+		logger.info("postHandle---");
+	}
+
+	@Override
+	public void afterCompletion(HttpServletRequest request,
+			HttpServletResponse response, Object handler, Exception ex)
+			throws Exception {
+		
+		CustomerContextHolder.clearCustomerType();
+		logger.info("释放数据源配置操作库---");
+	}
+
+	
+}