Package org.nuxeo.ecm.core.schema.types.constraints

Class NotNullConstraint

java.lang.Object

org.nuxeo.ecm.core.schema.types.constraints.AbstractConstraint

org.nuxeo.ecm.core.schema.types.constraints.NotNullConstraint

All Implemented Interfaces:

Serializable, Constraint

public class NotNullConstraint
extends AbstractConstraint

This constraint ensure some object is not null.

This class is a singleton. Use get() to get the singleton.

Since:

7.1

Author:

Nicolas Chapurlat

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.nuxeo.ecm.core.schema.types.constraints.Constraint

Constraint.Description

Field Summary

Fields inherited from interface org.nuxeo.ecm.core.schema.types.constraints.Constraint

MESSAGES_BUNDLE, MESSAGES_DEFAULT_LANG, MESSAGES_KEY

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
static NotNullConstraint	get()
Constraint.Description	getDescription()	Here, value is : name = "NotNullConstraint".
int	hashCode()
boolean	validate(Object object)	Validates the given object against this constraint.

Methods inherited from class org.nuxeo.ecm.core.schema.types.constraints.AbstractConstraint

getErrorMessage, getMessageKey, getMessageString, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Details

get

public static NotNullConstraint get()

validate

public boolean validate(Object object)

Description copied from interface: Constraint

Validates the given object against this constraint.

If some object is null. Constraint should return true while validating unless the constraint deals with nullable state.

Parameters:

object - the object to validate

Returns:

true if the object was successfully validated, false otherwise

getDescription

public Constraint.Description getDescription()

Here, value is :
name = "NotNullConstraint".
parameters is empty

Returns:

The constraint description.

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object