org.apache.ambari.server.api.predicate.operators

Class LogicalOperatorFactory

java.lang.Object

org.apache.ambari.server.api.predicate.operators.LogicalOperatorFactory

public class LogicalOperatorFactory
extends Object

Factory of Logical Operators.

Constructor Summary

Constructors

Constructor and Description
LogicalOperatorFactory()

Method Summary

Modifier and Type	Method and Description
static LogicalOperator	createOperator(String operator, int ctxPrecedence) Creates a logical operator based on the operator token.

Methods inherited from class java.lang.Object

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

Constructor Detail

LogicalOperatorFactory

public LogicalOperatorFactory()

Method Detail

createOperator

public static LogicalOperator createOperator(String operator,
                                             int ctxPrecedence)
                                      throws InvalidQueryException

Creates a logical operator based on the operator token.

Parameters:

operator - string representation of operator

ctxPrecedence - precedence value of current context

Returns:

a logical operator instance

Throws:

InvalidQueryException - if the operator string is invalid