org.matalon.pagerankhits.servlet
Class CrawlerControlServlet

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          org.matalon.pagerankhits.servlet.AbstractServlet
              org.matalon.pagerankhits.servlet.CrawlerControlServlet

All Implemented Interfaces:

java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class CrawlerControlServlet

extends AbstractServlet

This servlet is responsible for activating/deactivating the crawler according to the given URL parameters.

Author:

Yonatan Matalon

See Also:

Serialized Form

Field Summary

private static int	maxRetrievedUrlsNo
static java.lang.String	PARAM_NAME_COMMAND
static java.lang.String	PARAM_NAME_MAX_RETRIEVED_URLS_NO
static java.lang.String	PARAM_NAME_STARTING_URL
static java.lang.String	PARAM_VALUE_START
static java.lang.String	PARAM_VALUE_STOP
private static long	serialVersionUID
private static java.lang.String	startingUrl

Fields inherited from class org.matalon.pagerankhits.servlet.AbstractServlet

PARAM_NAME_STATUS, PARAM_VALUE_STATUS_ERROR, PARAM_VALUE_STATUS_IDLE, PARAM_VALUE_STATUS_RUNNING, PARAM_VALUE_STATUS_SUCCESS, RECENTLY_MODIFIED_INTERVAL

Fields inherited from class javax.servlet.http.HttpServlet

Fields inherited from class javax.servlet.GenericServlet

Constructor Summary

CrawlerControlServlet()

Method Summary

protected void

service(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)

Methods inherited from class org.matalon.pagerankhits.servlet.AbstractServlet

printErrorMessage, printStandByMessage

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doGet, doHead, doOptions, doPost, doPut, doTrace, getLastModified, service

Methods inherited from class javax.servlet.GenericServlet

destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, init, log, log

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

PARAM_NAME_COMMAND

public static final java.lang.String PARAM_NAME_COMMAND

See Also:

Constant Field Values

PARAM_VALUE_START

public static final java.lang.String PARAM_VALUE_START

See Also:

Constant Field Values

PARAM_VALUE_STOP

public static final java.lang.String PARAM_VALUE_STOP

See Also:

Constant Field Values

PARAM_NAME_STARTING_URL

public static final java.lang.String PARAM_NAME_STARTING_URL

See Also:

Constant Field Values

PARAM_NAME_MAX_RETRIEVED_URLS_NO

public static final java.lang.String PARAM_NAME_MAX_RETRIEVED_URLS_NO

See Also:

Constant Field Values

startingUrl

private static java.lang.String startingUrl

maxRetrievedUrlsNo

private static int maxRetrievedUrlsNo

Constructor Detail

CrawlerControlServlet

public CrawlerControlServlet()

Method Detail

service

protected void service(javax.servlet.http.HttpServletRequest request,
                       javax.servlet.http.HttpServletResponse response)
                throws javax.servlet.ServletException,
                       java.io.IOException

Throws:

javax.servlet.ServletException

java.io.IOException

See Also:

HttpServlet.service(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)