...
| 代码块 |
|---|
import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import smartbi.framework.rmi.RMIModule;
import smartbi.state.StateModule;
import smartbi.usermanager.UserManagerModule;
public class SmartbiCheckLoginFilter implements Filter {
@Override
public void destroy() {
// TODO Auto-generated method stub
}
@Override
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain chain) throws IOException, ServletException {
// TODO Auto-generated method stub
//ScheduleTaskModule stm = ScheduleTaskModule.getInstance();
HttpServletRequest req = (HttpServletRequest) request;
if("/ServerStatus".equals(req.getServletPath())
|| "/MobileServerStatus".equals(req.getServletPath())) {
UserManagerModule userManagerModule = UserManagerModule.getInstance();
boolean isOk = false;
isOk = userManagerModule.loginFromDB("xxx", "xxx");
userManagerModule.logout();
req.setAttribute("loginStatus", isOk);
}
chain.doFilter(request, response);
}
@Override
public void init(FilterConfig arg0) throws ServletException {
// TODO Auto-generated method stub
}
} |
...
3 业务库、各种池是否正常
相当于smartbi服务器能否连接到业务库、各种池。这里的做法是在该servlet中，遍历所有的数据源，然后根据数据源调用Smartbi的连接池类ConnectionPool的getConnection方法即可。参考附件扩展包中的ServerStatus.java文件。
...
| 代码块 |
|---|
private final String checkDataSource(String dsId){
DataSource dbDs = FreeQueryDAOFactory.getDataSourceDAO().load(dsId);
Connection conn = null;
String dbStatus = "数据库正常";
try {
conn = ConnectionPool.getInstance().getConnection(dbDs);
} catch (Exception e) {
System.out.println("ServerStatus监测到异常："+dsId+e.toString());
logger.debug("ServerStatus监测到异常："+dsId+e.toString());
dbStatus = "数据库异常";
} finally {
try {
if (conn != null)
conn.close();
if (!dbDs.getUrl().startsWith("JNDI:"))
ConnectionPool.getInstance().closePool(dbDs);
} catch (Throwable e) {
System.out.println("");
}
}
return dbStatus;
} |
