CacheCommand

Package: MachII.framework.commands
Inherits from: framework.Command
A Command for performing caching.

<!--- License: Copyright 2008 GreatBizTools, LLC Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. Copyright: GreatBizTools, LLC $Id: CacheCommand.cfc 595 2007-12-17 02:39:01Z kurtwiersma $ Created version: 1.6.0 Updated version: 1.6.0 Notes: --->

Method Summary
public CacheCommand init([string handlerId=""], [string strategyName=""], [string alias=""], [string criteria=""])

Initializes the command.

public boolean execute(Event event, EventContext eventContext)

Executes a caching block.

private string getAlias()
public string getCriteria()
private string getHandlerId()
private string getStrategyName()
private void setAlias(string alias)
private void setCriteria(string criteria)
private void setHandlerId(string handlerId)
private void setStrategyName(string strategyName)
Methods inherited from framework.Command:   getLog , setParameter , getPropertyManager , setParameters , setLog , setExpressionEvaluator , getExpressionEvaluator , getParameter , setPropertyManager
Method Detail
execute

public boolean execute( Event event, EventContext eventContext )

Executes a caching block.

Parameters:
Event event
EventContext eventContext

Code: 

	<cffunction name="execute" access="public" returntype="boolean" output="true"
		hint="Executes a caching block.">
		<cfargument name="event" type="MachII.framework.Event" required="true" />
		<cfargument name="eventContext" type="MachII.framework.EventContext" required="true" />
		
		<cfset var continue = true />
		<cfset var cacheManager = arguments.eventContext.getAppManager().getCacheManager() />
		<cfset var cacheHandler = "" />
		<cfset var log = getLog() />
		
		<cfif log.isDebugEnabled()>
			<cfset log.debug("Cache-handler '#getHandlerId()#' in module named '#arguments.eventContext.getAppManager().getModuleName()#' beginning execution.") />
		</cfif>
		
		<cfset cacheHandler = cacheManager.getCacheHandler(getHandlerId()) />
		<cfset continue = cacheHandler.handleCache(arguments.event, arguments.eventContext) />

		<cfif log.isWarnEnabled() AND NOT continue>
			<cfset log.warn("Cache-handler '#getHandlerId()#' has changed the flow of this event.") />
		</cfif>

		<cfif log.isDebugEnabled()>
			<cfset log.debug("Cache-handler '#getHandlerId()#' in module named '#arguments.eventContext.getAppManager().getModuleName()#' has ended.") />
		</cfif>
		
		<cfreturn continue />
	</cffunction>

getAlias

private string getAlias( )

Parameters:

Code: 

	<cffunction name="getAlias" access="private" returntype="string" output="false">
		<cfreturn variables.alias />
	</cffunction>

getCriteria

public string getCriteria( )

Parameters:

Code: 

	<cffunction name="getCriteria" access="public" returntype="string" output="false">
		<cfreturn variables.criteria />
	</cffunction>

getHandlerId

private string getHandlerId( )

Parameters:

Code: 

	<cffunction name="getHandlerId" access="private" returntype="string" output="false">
		<cfreturn variables.handlerId />
	</cffunction>

getStrategyName

private string getStrategyName( )

Parameters:

Code: 

	<cffunction name="getStrategyName" access="private" returntype="string" output="false">
		<cfreturn variables.strategyName />
	</cffunction>

init

public CacheCommand init( [string handlerId=""], [string strategyName=""], [string alias=""], [string criteria=""] )

Initializes the command.

Parameters:
[string handlerId=""]
[string strategyName=""]
[string alias=""]
[string criteria=""]

Code: 

	<cffunction name="init" access="public" returntype="CacheCommand" output="false"
		hint="Initializes the command.">
		<cfargument name="handlerId" type="string" required="false" default="" />
		<cfargument name="strategyName" type="string" required="false" default="" />
		<cfargument name="alias" type="string" required="false" default="" />
		<cfargument name="criteria" type="string" required="false" default="" />

		<cfset setHandlerId(arguments.handlerId) />
		<cfset setAlias(arguments.alias) />
		<cfset setStrategyName(arguments.strategyName) />
		<cfset setCriteria(arguments.criteria) />
		
		<cfreturn this />
	</cffunction>

setAlias

private void setAlias( string alias )

Parameters:
string alias

Code: 

	<cffunction name="setAlias" access="private" returntype="void" output="false">
		<cfargument name="alias" type="string" required="true" />
		<cfset variables.alias = arguments.alias />
	</cffunction>

setCriteria

private void setCriteria( string criteria )

Parameters:
string criteria

Code: 

	<cffunction name="setCriteria" access="private" returntype="void" output="false">
		<cfargument name="criteria" type="string" required="true" />
		<cfset variables.criteria = arguments.criteria />
	</cffunction>

setHandlerId

private void setHandlerId( string handlerId )

Parameters:
string handlerId

Code: 

	<cffunction name="setHandlerId" access="private" returntype="void" output="false">
		<cfargument name="handlerId" type="string" required="true" />
		<cfset variables.handlerId = arguments.handlerId />
	</cffunction>

setStrategyName

private void setStrategyName( string strategyName )

Parameters:
string strategyName

Code: 

	<cffunction name="setStrategyName" access="private" returntype="void" output="false">
		<cfargument name="strategyName" type="string" required="true" />
		<cfset variables.strategyName = arguments.strategyName />
	</cffunction>