er.extensions.components.conditionals
Class ERXWOSwitch

java.lang.Object
  com.webobjects.appserver.WOElement
      com.webobjects.appserver.WODynamicElement
          er.extensions.components.conditionals.ERXWOSwitch

public class ERXWOSwitch
extends WODynamicElement

Adds a "multiple if" element to the WO templates. You'd use them to wrap "ERXWOCase" elements with their case bound to a value.

 ==========================
 Example.wo/Example.html
 ==========================
 <webobject name=Switch>
    <webobject name=CaseOne>
        <h2>One: <webobject name=ChosenCaseString></webobject></h2>
    </webobject>

    <webobject name=CaseTwo>
        <h2>Two: <webobject name=ChosenCaseString></webobject></h2>
    </webobject>

    <webobject name=CaseThree>
        <h2>Three: <webobject name=ChosenCaseString></webobject></h2>
    </webobject>

    <webobject name=CaseFour>
        <h2>Four: <webobject name=ChosenCaseString></webobject></h2>
    </webobject>    

    <webobject name=DefaultCase>
        <h2>Default: <webobject name=ChosenCaseString></webobject></h2>
    </webobject>    
</webobject>

 ==========================
 Example.wo/Example.wod
 ==========================

Switch: ERXWOSwitch {
    case = chosenCase;
}

CaseFour: ERXWOCase {
    case = "Fourth";
}

CaseOne: ERXWOCase {
    case = "First";
}

CaseThree: ERXWOCase {
    case = "Third";
}

CaseTwo: ERXWOCase {
    case = 2;
}

DefaultCase: WXCase {
    case = "default";
}

ChosenCaseString: WOString {
    value = chosenCase;
}

 ==========================
 Example.java
 ==========================

public Object chosenCase() {
    Object objects = new Object[] {"Fourth", "Third", "First", new Integer(2), "dummy"};
    return objects[(new Random()).nextInt(objects.length)];
}

 

Author:

ak (Java port), Charles Lloyd

Field Summary

Fields inherited from class com.webobjects.appserver.WODynamicElement

_ConstructorParameters

Constructor Summary

ERXWOSwitch(String name, NSDictionary associations, WOElement template)

Method Summary

void	appendToResponse(WOResponse woresponse, WOContext wocontext)
protected WOElement	childCaseInContext(WOContext context)
WOActionResults	invokeAction(WORequest worequest, WOContext wocontext)
void	takeValuesFromRequest(WORequest worequest, WOContext wocontext)

Methods inherited from class com.webobjects.appserver.WODynamicElement

toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ERXWOSwitch

public ERXWOSwitch(String name,
                   NSDictionary associations,
                   WOElement template)

Method Detail

childCaseInContext

protected WOElement childCaseInContext(WOContext context)

appendToResponse

public void appendToResponse(WOResponse woresponse,
                             WOContext wocontext)

Overrides:

appendToResponse in class WOElement

invokeAction

public WOActionResults invokeAction(WORequest worequest,
                                    WOContext wocontext)

Overrides:

invokeAction in class WOElement

takeValuesFromRequest

public void takeValuesFromRequest(WORequest worequest,
                                  WOContext wocontext)

Overrides:

takeValuesFromRequest in class WOElement