org.apache.pig.validator

Class BlackAndWhitelistValidator

java.lang.Object

org.apache.pig.validator.BlackAndWhitelistValidator

All Implemented Interfaces:

LogicalRelationalNodeValidator

public final class BlackAndWhitelistValidator
extends Object
implements LogicalRelationalNodeValidator

This validator walks through the list of operators defined in PigConfiguration.PIG_BLACKLIST and PigConfiguration.PIG_WHITELIST and checks whether the operation is permitted. In case these properties are not defined (default), we let everything pass as usual.

Constructor Summary

Constructors

Constructor and Description
BlackAndWhitelistValidator(PigContext pigContext, OperatorPlan operatorPlan)

Method Summary

Methods

Modifier and Type	Method and Description
void	validate() Validates logical operators as defined in the logical plan of a pig script.

Methods inherited from class java.lang.Object

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

Constructor Detail

BlackAndWhitelistValidator

public BlackAndWhitelistValidator(PigContext pigContext,
                          OperatorPlan operatorPlan)

Method Detail

validate

public void validate()
              throws FrontendException

Description copied from interface: LogicalRelationalNodeValidator

Validates logical operators as defined in the logical plan of a pig script.

Specified by:

validate in interface LogicalRelationalNodeValidator

Throws:

FrontendException