zeta.handler.statistic
Class StatisticOverviewHandler

java.lang.Object
  |
  +--zeta.handler.statistic.AbstractHandler
        |
        +--zeta.handler.statistic.StatisticOverviewHandler

All Implemented Interfaces:

GetHandler

public class StatisticOverviewHandler

extends AbstractHandler

Handles a GET request for the statistic 'overview'.

Nested Class Summary

Nested classes inherited from class zeta.handler.statistic.AbstractHandler

AbstractHandler.InnerPageBuffer

Field Summary

Fields inherited from class zeta.handler.statistic.AbstractHandler

imgHeight, imgWidth, servlet

Constructor Summary

StatisticOverviewHandler(ZetaServlet servlet)

Method Summary

java.awt.image.BufferedImage	createImage(java.sql.Connection con, java.lang.String imageName) No image is available on this statistic.
java.lang.String	createPage(java.sql.Connection con) Creates HTML page with the content of the statistic 'overview'.
protected java.lang.String	createPage(javax.servlet.http.HttpServletRequest req, java.sql.Connection con) Creates HTML page with the content of the statistic 'overview'.

Methods inherited from class zeta.handler.statistic.AbstractHandler

doGet, getBufferedPage, getImageHeight, getImageWidth, getInnerPageBuffer, getInnerPageExpiredDiffTime, getPageExpiredDiffTime, imageUpdateCompleted, isImageExpired, isInnerPageExpired, isPageExpired, pageUpdateCompleted

Methods inherited from class java.lang.Object

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

Constructor Detail

StatisticOverviewHandler

public StatisticOverviewHandler(ZetaServlet servlet)

Parameters:

servlet - servlet which owns this handler.

Method Detail

createPage

public java.lang.String createPage(java.sql.Connection con)
                            throws java.sql.SQLException,
                                   javax.servlet.ServletException

Creates HTML page with the content of the statistic 'overview'.

Specified by:

createPage in class AbstractHandler

Parameters:

con - connection to the back-end database

Returns:

HTML page with the content of the statistic 'overview'.

java.sql.SQLException

javax.servlet.ServletException

createPage

protected java.lang.String createPage(javax.servlet.http.HttpServletRequest req,
                                      java.sql.Connection con)
                               throws java.sql.SQLException,
                                      javax.servlet.ServletException

Creates HTML page with the content of the statistic 'overview'.

Overrides:

createPage in class AbstractHandler

Parameters:

req - GET request

con - connection to the back-end database

Returns:

HTML page with the content of the statistic 'overview'.

java.sql.SQLException

javax.servlet.ServletException

createImage

public java.awt.image.BufferedImage createImage(java.sql.Connection con,
                                                java.lang.String imageName)
                                         throws java.sql.SQLException,
                                                javax.servlet.ServletException

No image is available on this statistic.

Overrides:

createImage in class AbstractHandler

Parameters:

con - connection to the back-end database

imageName - name of the image

Returns:

null

java.sql.SQLException

javax.servlet.ServletException