pt.despodata.java.webappl
Class GetImage

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          pt.despodata.java.ddata.DHtmlGetByteField
              pt.despodata.java.webappl.GetByteField
                  pt.despodata.java.webappl.GetImage

All Implemented Interfaces:

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

public class GetImage

extends GetByteField

GetImage.java Created: Wed May 23 11:21:39 2001

Version:

$Revision: 1.1.1.1 $

Author:

Paulo Carmo

See Also:

Serialized Form

Field Summary

Fields inherited from class pt.despodata.java.webappl.GetByteField

detail, DETAIL, TABLE_NAME, tableName

Fields inherited from class pt.despodata.java.ddata.DHtmlGetByteField

COLUMN_NAME, columnName, CONTENT_TYPE, contentType, DATA_CONTROL, FILE_NAME, fileName, request, ROW_NUMBER, rowNumber

Constructor Summary

GetImage()

Method Summary

protected byte[]

getFieldContent() Devolve a imagem que se encontra armazenada num DDataControl ao nivel da sessao.

Methods inherited from class pt.despodata.java.webappl.GetByteField

getDDataControl, initParameters, toString

Methods inherited from class pt.despodata.java.ddata.DHtmlGetByteField

doGet, doPost, getMimeType, perform, toHtmlString

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doHead, doOptions, doPut, doTrace, getLastModified, service, 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, wait, wait, wait

Constructor Detail

GetImage

public GetImage()

Method Detail

getFieldContent

protected byte[] getFieldContent()

Devolve a imagem que se encontra armazenada num DDataControl ao nivel da sessao.

Overrides:

getFieldContent in class DHtmlGetByteField

Returns:

A imagem ou null caso nao exista nenhum DDataControl.