org.apache.struts.taglib.bean
Class SizeTag

java.lang.Object
  |
  +--javax.servlet.jsp.tagext.TagSupport
        |
        +--org.apache.struts.taglib.bean.SizeTag
All Implemented Interfaces:
java.io.Serializable, javax.servlet.jsp.tagext.Tag
Direct Known Subclasses:
NestedSizeTag

public class SizeTag
extends javax.servlet.jsp.tagext.TagSupport

Define a scripting variable that will contain the number of elements found in a specified array, Collection, or Map.

Version:
$Rev: 54929 $ $Date: 2004-10-16 17:38:42 +0100 (Sat, 16 Oct 2004) $
See Also:
Serialized Form

Field Summary
protected  java.lang.Object collection
          The actual collection to be counted.
protected  java.lang.String id
          The name of the scripting variable that will be exposed as a page scope attribute.
protected static MessageResources messages
          The message resources for this package.
protected  java.lang.String name
          The name of the bean owning the property to be counted.
protected  java.lang.String property
          The name of the property to be retrieved.
protected  java.lang.String scope
          The scope within which to search for the specified bean.
 
Fields inherited from class javax.servlet.jsp.tagext.TagSupport
pageContext, parent, values
 
Fields inherited from interface javax.servlet.jsp.tagext.Tag
EVAL_BODY_INCLUDE, EVAL_PAGE, SKIP_BODY, SKIP_PAGE
 
Constructor Summary
SizeTag()
           
 
Method Summary
 int doStartTag()
          Retrieve the required property and expose it as a scripting variable.
 java.lang.Object getCollection()
           
 java.lang.String getId()
           
 java.lang.String getName()
           
 java.lang.String getProperty()
           
 java.lang.String getScope()
           
 void release()
          Release all allocated resources.
 void setCollection(java.lang.Object collection)
           
 void setId(java.lang.String id)
           
 void setName(java.lang.String name)
           
 void setProperty(java.lang.String property)
           
 void setScope(java.lang.String scope)
           
 
Methods inherited from class javax.servlet.jsp.tagext.TagSupport
doEndTag, findAncestorWithClass, getParent, getValue, getValues, removeValue, setPageContext, setParent, setValue
 
Methods inherited from class java.lang.Object
, clone, equals, finalize, getClass, hashCode, notify, notifyAll, registerNatives, toString, wait, wait, wait
 

Field Detail

collection

protected java.lang.Object collection
The actual collection to be counted.

id

protected java.lang.String id
The name of the scripting variable that will be exposed as a page scope attribute.

messages

protected static MessageResources messages
The message resources for this package.

name

protected java.lang.String name
The name of the bean owning the property to be counted.

property

protected java.lang.String property
The name of the property to be retrieved.

scope

protected java.lang.String scope
The scope within which to search for the specified bean.
Constructor Detail

SizeTag

public SizeTag()
Method Detail

getCollection

public java.lang.Object getCollection()

setCollection

public void setCollection(java.lang.Object collection)

getId

public java.lang.String getId()
Overrides:
getId in class javax.servlet.jsp.tagext.TagSupport

setId

public void setId(java.lang.String id)
Overrides:
setId in class javax.servlet.jsp.tagext.TagSupport

getName

public java.lang.String getName()

setName

public void setName(java.lang.String name)

getProperty

public java.lang.String getProperty()

setProperty

public void setProperty(java.lang.String property)

getScope

public java.lang.String getScope()

setScope

public void setScope(java.lang.String scope)

doStartTag

public int doStartTag()
               throws javax.servlet.jsp.JspException
Retrieve the required property and expose it as a scripting variable.
Overrides:
doStartTag in class javax.servlet.jsp.tagext.TagSupport
Throws:
javax.servlet.jsp.JspException - if a JSP exception has occurred

release

public void release()
Release all allocated resources.
Overrides:
release in class javax.servlet.jsp.tagext.TagSupport


Copyright 2000-2006 - The Apache Software Foundation