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 com.webobjects.appserver.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 (modern syntax)
 ==========================
 <wo:ERXWOSwitch case="$case">
    <wo:ERXWOCase case="caseOne">
            Case One!
    </wo:ERXWOCase>
    <wo:ERXWOCase case="caseTwo">
            Case Two!
    </wo:ERXWOCase>
    <wo:ERXWOCase case="default">
            OTHER
    </wo:ERXWOCase>
 </wo:ERXWOSwitch>
 ==========================
 Example.wo/Example.html (traditional syntax, with wod below)
 ==========================
 <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: ERXWOCase {
    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

Bindings

case	the ivar that holds the value to be switched on

Field Summary

Fields inherited from class com.webobjects.appserver.WODynamicElement

_ConstructorParameters

Constructor Summary

ERXWOSwitch(java.lang.String name, com.webobjects.foundation.NSDictionary associations, com.webobjects.appserver.WOElement template)

Method Summary

void	appendToResponse(com.webobjects.appserver.WOResponse woresponse, com.webobjects.appserver.WOContext wocontext)
protected com.webobjects.appserver.WOElement	childCaseInContext(com.webobjects.appserver.WOContext context)
com.webobjects.appserver.WOActionResults	invokeAction(com.webobjects.appserver.WORequest worequest, com.webobjects.appserver.WOContext wocontext)
void	takeValuesFromRequest(com.webobjects.appserver.WORequest worequest, com.webobjects.appserver.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(java.lang.String name,
                   com.webobjects.foundation.NSDictionary associations,
                   com.webobjects.appserver.WOElement template)

Method Detail

childCaseInContext

protected com.webobjects.appserver.WOElement childCaseInContext(com.webobjects.appserver.WOContext context)

appendToResponse

public void appendToResponse(com.webobjects.appserver.WOResponse woresponse,
                             com.webobjects.appserver.WOContext wocontext)

Overrides:

appendToResponse in class com.webobjects.appserver.WOElement

invokeAction

public com.webobjects.appserver.WOActionResults invokeAction(com.webobjects.appserver.WORequest worequest,
                                                             com.webobjects.appserver.WOContext wocontext)

Overrides:

invokeAction in class com.webobjects.appserver.WOElement

takeValuesFromRequest

public void takeValuesFromRequest(com.webobjects.appserver.WORequest worequest,
                                  com.webobjects.appserver.WOContext wocontext)

Overrides:

takeValuesFromRequest in class com.webobjects.appserver.WOElement