package compbio.stat.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.Logger;
import compbio.ws.client.Services;
import compbio.ws.client.WSTester;
/**
* Use cases:
*
*
Test web services and display results on the web page
*
*
* @author pvtroshin
*
*/
public class ServiceStatus extends HttpServlet {
private final static Logger log = Logger.getLogger(ServiceStatus.class);
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
StringBuffer jabawspath = req.getRequestURL();
jabawspath = jabawspath.delete(jabawspath.lastIndexOf("/"), jabawspath.length());
String serverPath = jabawspath.toString();
List testResults = new ArrayList();
for (Services service : Services.values()) {
StringWriter testres = new StringWriter();
PrintWriter writer = new PrintWriter(testres, true);
WSTester tester = new WSTester(serverPath, writer);
ServiceTestResult result = new ServiceTestResult(service);
try {
result.failed = tester.checkService(service);
} catch (Exception e) {
log.info(e, e.getCause());
String mess = "Fails to connect to the web service: " + service + ". Reason: ";
writer.println(mess + e.getLocalizedMessage() + "\nDetails: ");
e.printStackTrace(writer);
} finally {
writer.close();
}
result.details = testres.toString();
testResults.add(result);
}
req.setAttribute("results", testResults);
RequestDispatcher rd = req.getRequestDispatcher("statpages/ServicesStatus.jsp");
rd.forward(req, resp);
}
}