org.mmbase.bridge.jsp.taglib
Class SizeTag

java.lang.Object
  javax.servlet.jsp.tagext.TagSupport
      javax.servlet.jsp.tagext.BodyTagSupport
          org.mmbase.bridge.jsp.taglib.ContextReferrerTag
              org.mmbase.bridge.jsp.taglib.ListReferrerTag
                  org.mmbase.bridge.jsp.taglib.SizeTag

All Implemented Interfaces:

javax.servlet.jsp.tagext.BodyTag, ContainerReferrer, javax.servlet.jsp.tagext.IterationTag, QueryContainerReferrer, java.io.Serializable, javax.servlet.jsp.tagext.Tag, Writer

public class SizeTag

extends ListReferrerTag

implements Writer, QueryContainerReferrer

The size of a list or of a nodelistcontainer (then the query is consulted).

Version:

$Id: SizeTag.java,v 1.21 2003/12/18 11:52:42 michiel Exp $

Author:

Michiel Meeuwissen

See Also:

Serialized Form

Field Summary

Fields inherited from class org.mmbase.bridge.jsp.taglib.ListReferrerTag

parentListId

Fields inherited from class org.mmbase.bridge.jsp.taglib.ContextReferrerTag

contextId, EVAL_BODY, helper, id, pageContextTag, referid, writerid

Fields inherited from class javax.servlet.jsp.tagext.BodyTagSupport

bodyContent

Fields inherited from class javax.servlet.jsp.tagext.TagSupport

pageContext

Fields inherited from interface javax.servlet.jsp.tagext.BodyTag

EVAL_BODY_BUFFERED, EVAL_BODY_TAG

Fields inherited from interface javax.servlet.jsp.tagext.IterationTag

EVAL_BODY_AGAIN

Fields inherited from interface javax.servlet.jsp.tagext.Tag

EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE

Constructor Summary

SizeTag()

Method Summary

int	doAfterBody()
int	doEndTag()
int	doStartTag()
protected void	listProviderSize(ListProvider list) When in a list-provider, the size can simply be asked from the List
protected void	nodeListContainerSize(QueryContainer c) When in a list-container only, the size can be predicted by altering the query with "count()".
void	setContainer(java.lang.String c) If it should not use parent container

Methods inherited from class org.mmbase.bridge.jsp.taglib.ListReferrerTag

getList, setList

Methods inherited from class org.mmbase.bridge.jsp.taglib.ContextReferrerTag

findParentTag, findParentTag, findParentTag, findParentTag, findWriter, findWriter, getAttribute, getAttributeBoolean, getAttributeInteger, getAttributeInteger, getAttributeValue, getContentTag, getContextProvider, getContextTag, getId, getLocale, getObject, getPageContext, getReferid, getString, getWriterValue, haveBody, release, setContext, setEscape, setId, setJspvar, setPageContext, setReferid, setVartype, setWrite, setWriter

Methods inherited from class javax.servlet.jsp.tagext.BodyTagSupport

doInitBody, getBodyContent, getPreviousOut, setBodyContent

Methods inherited from class javax.servlet.jsp.tagext.TagSupport

findAncestorWithClass, getParent, getValue, getValues, removeValue, setParent, setValue

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.mmbase.bridge.jsp.taglib.Writer

getWriterValue, haveBody, setEscape, setJspvar, setVartype, setWrite

Methods inherited from interface javax.servlet.jsp.tagext.Tag

getParent, setParent

Constructor Detail

SizeTag

public SizeTag()

Method Detail

setContainer

public void setContainer(java.lang.String c)
                  throws javax.servlet.jsp.JspTagException

Description copied from interface: ContainerReferrer

If it should not use parent container

Specified by:

setContainer in interface ContainerReferrer

Throws:

javax.servlet.jsp.JspTagException

Since:

MMBase-1.7

nodeListContainerSize

protected void nodeListContainerSize(QueryContainer c)
                              throws javax.servlet.jsp.JspTagException

When in a list-container only, the size can be predicted by altering the query with "count()".

Throws:

javax.servlet.jsp.JspTagException

Since:

MMBase-1.7

listProviderSize

protected void listProviderSize(ListProvider list)
                         throws javax.servlet.jsp.JspTagException

When in a list-provider, the size can simply be asked from the List

Throws:

javax.servlet.jsp.JspTagException

Since:

MMBase-1.7

doStartTag

public int doStartTag()
               throws javax.servlet.jsp.JspTagException

Specified by:

doStartTag in interface javax.servlet.jsp.tagext.Tag

Throws:

javax.servlet.jsp.JspTagException

doAfterBody

public int doAfterBody()
                throws javax.servlet.jsp.JspException

Specified by:

doAfterBody in interface javax.servlet.jsp.tagext.IterationTag

Throws:

javax.servlet.jsp.JspException

doEndTag

public int doEndTag()
             throws javax.servlet.jsp.JspTagException

Specified by:

doEndTag in interface javax.servlet.jsp.tagext.Tag

Overrides:

doEndTag in class ContextReferrerTag

Throws:

javax.servlet.jsp.JspTagException