@ScopeParam"
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Note: EXECUTION is added into the Scope enumeration | Note: EXECUTION is added into the Scope enumeration | ||
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'''Purpose:''' Tell binder to retrieve a value with specified scope | '''Purpose:''' Tell binder to retrieve a value with specified scope | ||
| − | The default scope: '''AUTO''' means searching the value from COMPONENT | + | The default scope: '''AUTO''' means searching the value from EXECUTION to COMPONENT, SPACE, PAGE, DESKTOP, SESSION, APPLICATION one by one automatically until find a non-null value. If you specified the '''scopes''' element, binder will search the only scope you specified. |
= Example = | = Example = | ||
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=Version History= | =Version History= | ||
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! Version !! Date !! Content | ! Version !! Date !! Content | ||
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Latest revision as of 07:36, 8 July 2022
This article is out of date, please refer to zk-mvvm-book/8.0/syntax/viewmodel/parameters/scopeparam for more up to date information.
Syntax
@ScopeParam("keyString")
@ScopeParam(scopes=Scope.APPLICATION, value="keyString")
A list of all scopes enumeration:
enum Scope {
EXECUTION, COMPONENT, SPACE, PAGE, DESKTOP, SESSION, APPLICATION// single scope
AUTO //find by comp.getAttribute(name,true)
}
Since 8.6.0 Note: EXECUTION is added into the Scope enumeration
Description
Target: A method's parameter (for initial and command methods)
Purpose: Tell binder to retrieve a value with specified scope
The default scope: AUTO means searching the value from EXECUTION to COMPONENT, SPACE, PAGE, DESKTOP, SESSION, APPLICATION one by one automatically until find a non-null value. If you specified the scopes element, binder will search the only scope you specified.
Example
public class ScopeParamVM {
@Init
public void init(@ScopeParam(scopes=Scope.APPLICATION , value="config") String sysConfig,
@ScopeParam(scopes=Scope.SESSION,value="user") String userCredential){
}
Version History
| Version | Date | Content |
|---|---|---|
| 6.0.0 | February 2012 | The MVVM was introduced. |
| 8.6.0 | October 2018 | EXECUTION is added into the Scope enumeration. |