com.whitestein.lsps.engine.validation

Class RecordValidator

java.lang.Object

com.whitestein.lsps.engine.validation.RecordValidator

public class RecordValidator
extends java.lang.Object

A helper class for validating records.

Author:

mvo

Constructor Summary

Constructors

Constructor and Description
RecordValidator(ExecutionContext ctx) Creates a record validator.

Method Summary

Modifier and Type	Method and Description
protected java.lang.Object	executeConstraint(com.whitestein.lsps.model.validation.ConstraintModel constraint, RecordHolder record, MapHolder validationContext, CollectionHolder tags) Executes a constraint type associated with a given constraint.
java.util.Collection<com.whitestein.lsps.model.validation.ConstraintModel>	getConstraints(RecordHolder record, Property property) Returns a collection of constraints defined on the given record (property).
protected ExecutionContext	getExecutionContext() Returns the execution context.
protected java.lang.Object	getValidatedValue(com.whitestein.lsps.model.validation.ConstraintModel constraint, RecordHolder record)
java.util.Set<QID>	resolveValidationTags(java.util.Collection<QID> tags) Resolves a given collection of validation tags.
java.util.Set<QID>	resolveValidationTags(CollectionHolder tags) Resolves a given collection of validation tags.
java.util.List<RecordHolder>	validate(RecordHolder record, Property property, CollectionHolder tags, MapHolder context) Validates a given record.
java.util.Collection<RecordHolder>	validateConstraint(com.whitestein.lsps.model.validation.ConstraintModel constraint, RecordHolder record, MapHolder validationContext, CollectionHolder tags) Validates a given record against a given constraint.

Methods inherited from class java.lang.Object

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

Constructor Detail

RecordValidator

public RecordValidator(ExecutionContext ctx)

Creates a record validator.

Parameters:

ctx -

Method Detail

getExecutionContext

protected ExecutionContext getExecutionContext()

Returns the execution context.

Returns:

the execution context

validate

public java.util.List<RecordHolder> validate(RecordHolder record,
                                             Property property,
                                             CollectionHolder tags,
                                             MapHolder context)
                                      throws ErrorException

Validates a given record.

Parameters:

record -

property -

tags -

context -

Returns:

a list of constraint violation objects

Throws:

ErrorException

getConstraints

public java.util.Collection<com.whitestein.lsps.model.validation.ConstraintModel> getConstraints(RecordHolder record,
                                                                                                 Property property)

Returns a collection of constraints defined on the given record (property).

Parameters:

record -

property -

Returns:

a collection of constraints defined on the given record (property)

resolveValidationTags

public java.util.Set<QID> resolveValidationTags(CollectionHolder tags)

Resolves a given collection of validation tags.

Parameters:

tags -

Returns:

a set of resolved validation tags

resolveValidationTags

public java.util.Set<QID> resolveValidationTags(java.util.Collection<QID> tags)

Resolves a given collection of validation tags.

Parameters:

tags -

Returns:

a set of resolved validation tags

validateConstraint

public java.util.Collection<RecordHolder> validateConstraint(com.whitestein.lsps.model.validation.ConstraintModel constraint,
                                                             RecordHolder record,
                                                             MapHolder validationContext,
                                                             CollectionHolder tags)
                                                      throws ErrorException

Validates a given record against a given constraint.

Parameters:

constraint -

record -

validationContext -

tags -

Returns:

a collection of constraint violations

Throws:

ErrorException

getValidatedValue

protected java.lang.Object getValidatedValue(com.whitestein.lsps.model.validation.ConstraintModel constraint,
                                             RecordHolder record)

executeConstraint

protected java.lang.Object executeConstraint(com.whitestein.lsps.model.validation.ConstraintModel constraint,
                                             RecordHolder record,
                                             MapHolder validationContext,
                                             CollectionHolder tags)
                                      throws ErrorException

Executes a constraint type associated with a given constraint.

Parameters:

constraint -

record -

validationContext -

tags -

Returns:

a result of execution of the associated constraint type

Throws:

ErrorException