com.softwareag.centrasite.appl.framework.validation.impl
Class AbstractConstraint

java.lang.Object
  com.softwareag.centrasite.appl.framework.validation.impl.AbstractConstraint

All Implemented Interfaces:

Condition, Constraint, Scope

Direct Known Subclasses:

DefaultReadOnlyConstraint, DefaultValidationConstraint

public abstract class AbstractConstraint
extends java.lang.Object
implements Constraint

Default implementation of Constraint. The constraint is built as a composition of Scope, and Condition.

Nested Class Summary

Nested classes/interfaces inherited from interface com.softwareag.centrasite.appl.framework.validation.Constraint

Constraint.Context, Constraint.Listener

Constructor Summary

AbstractConstraint(Scope pScope, Condition pCondition)
Creates a new instance with the given condition and scope.

Method Summary

void	check(java.lang.Object pSource, Constraint.Context pContext, Constraint.Listener pListener) Called to decide on the conditions state.
boolean	isApplicable(java.lang.Object pSource, Constraint.Context pContext) Returns, whether a Constraint is applicable.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractConstraint

public AbstractConstraint(Scope pScope,
                          Condition pCondition)

Creates a new instance with the given condition and scope.

Method Detail

isApplicable

public boolean isApplicable(java.lang.Object pSource,
                            Constraint.Context pContext)
                     throws com.softwareag.centrasite.appl.framework.CSAppFrameworkException

Description copied from interface: Scope

Returns, whether a Constraint is applicable.

Specified by:

isApplicable in interface Scope

Returns:

True, if the Constraint is applicable, false otherwise. In other words, true, if the Constraint is enabled, or false, if the Constraint is disabled.

Throws:

com.softwareag.centrasite.appl.framework.CSAppFrameworkException

check

public void check(java.lang.Object pSource,
                  Constraint.Context pContext,
                  Constraint.Listener pListener)
           throws com.softwareag.centrasite.appl.framework.CSAppFrameworkException

Description copied from interface: Condition

Called to decide on the conditions state. The Condition must invoke the Constraint.Listener, if it thinks that the constraint is violated.

Specified by:

check in interface Condition

Throws:

com.softwareag.centrasite.appl.framework.CSAppFrameworkException