org.apache.accumulo.core.security
Class VisibilityConstraint

java.lang.Object
  org.apache.accumulo.core.security.VisibilityConstraint

All Implemented Interfaces:

Constraint

public class VisibilityConstraint
extends Object
implements Constraint

A constraint that checks the visibility of columns against the actor's authorizations. Violation codes:

• 1 = failure to parse visibility expression
• 2 = insufficient authorization

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.accumulo.core.constraints.Constraint

Constraint.Environment

Constructor Summary

VisibilityConstraint()

Method Summary

List<Short>	check(Constraint.Environment env, Mutation mutation) Checks a mutation for constrain violations.
String	getViolationDescription(short violationCode) Implementers of this method should return a short one sentence description of what a given violation code means.

Methods inherited from class java.lang.Object

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

Constructor Detail

VisibilityConstraint

public VisibilityConstraint()

Method Detail

getViolationDescription

public String getViolationDescription(short violationCode)

Description copied from interface: Constraint

Implementers of this method should return a short one sentence description of what a given violation code means.

Specified by:

getViolationDescription in interface Constraint

check

public List<Short> check(Constraint.Environment env,
                         Mutation mutation)

Description copied from interface: Constraint

Checks a mutation for constrain violations. If the mutation contains no violations, then the implementation should return null. Otherwise it should return a list of violation codes. Violation codes must be non negative. Negative violation codes are reserved for system use.

Specified by:

check in interface Constraint