org.apache.velocity.tools.view

Class ViewContextTool

java.lang.Object

org.apache.velocity.tools.generic.SafeConfig

org.apache.velocity.tools.generic.ContextTool

org.apache.velocity.tools.view.ViewContextTool

Direct Known Subclasses:

ContextTool

public class ViewContextTool
extends ContextTool

Extension of ContextTool that includes keys and values from the HttpServletRequest, HttpSession and ServletContext.

 Template example(s):
  #foreach( $key in $context.keys )
    $key = $context.get($key)
  #end

 Toolbox configuration:
 <tools>
   <toolbox scope="request">
     <tool class="org.apache.velocity.tools.view.ViewContextTool"/>
   </toolbox>
 </tools>
 

This class is only designed for use as a request-scope VelocityView tool.

Since:

VelocityTools 2.0

Version:

$Id: ViewContextTool.java 385122 2006-03-11 18:37:42Z nbubna $

Author:

Nathan Bubna

Field Summary

Fields

Modifier and Type	Field and Description
protected javax.servlet.ServletContext	application
protected javax.servlet.http.HttpServletRequest	request
protected javax.servlet.http.HttpSession	session

Fields inherited from class org.apache.velocity.tools.generic.ContextTool

context, toolbox

Fields inherited from class org.apache.velocity.tools.generic.SafeConfig

LOCK_CONFIG_KEY, OLD_LOCK_CONFIG_KEY, SAFE_MODE_KEY

Constructor Summary

Constructors

Constructor and Description
ViewContextTool()

Method Summary

Modifier and Type	Method and Description
protected void	configure(ValueParser parser) Initializes this instance for the current request.
protected void	fillKeyset(Set keys) Actually do the work of filling in the set of keys for ContextTool.getKeys() here so subclasses can add keys too.

Methods inherited from class org.apache.velocity.tools.generic.ContextTool

contains, get, getKeys, getThis, getToolbox, getValues

Methods inherited from class org.apache.velocity.tools.generic.SafeConfig

configure, isConfigLocked, isSafeMode, setLockConfig, setSafeMode

Methods inherited from class java.lang.Object

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

Field Detail

request

protected javax.servlet.http.HttpServletRequest request

session

protected javax.servlet.http.HttpSession session

application

protected javax.servlet.ServletContext application

Constructor Detail

ViewContextTool

public ViewContextTool()

Method Detail

configure

protected void configure(ValueParser parser)

Description copied from class: ContextTool

Initializes this instance for the current request. Also looks for a safe-mode configuration setting. By default, safeMode is true and thus keys with '.' in them are hidden.

Overrides:

configure in class ContextTool

fillKeyset

protected void fillKeyset(Set keys)

Description copied from class: ContextTool

Actually do the work of filling in the set of keys for ContextTool.getKeys() here so subclasses can add keys too.

Overrides:

fillKeyset in class ContextTool