Package org.apache.qpid.server.query.engine.parsing.expression.comparison

Class GreaterThanOrEqualExpression<T,R>

java.lang.Object

org.apache.qpid.server.query.engine.parsing.expression.AbstractExpressionNode<T,R>

org.apache.qpid.server.query.engine.parsing.expression.comparison.AbstractComparisonExpression<T,java.lang.Boolean>

org.apache.qpid.server.query.engine.parsing.expression.comparison.GreaterThanOrEqualExpression<T,R>

Type Parameters:

T - Input parameter type

R - Output parameter type

All Implemented Interfaces:

java.util.function.Function<T,java.lang.Boolean>, java.util.function.Predicate<T>, Expression<T,java.lang.Boolean>, ExpressionNode<T,java.lang.Boolean>

public class GreaterThanOrEqualExpression<T,R>
extends AbstractComparisonExpression<T,java.lang.Boolean>

Comparison greater-than-or-equal operation. Evaluates left expression against right expression.

Field Summary

Fields inherited from class org.apache.qpid.server.query.engine.parsing.expression.comparison.AbstractComparisonExpression

_operator

Fields inherited from class org.apache.qpid.server.query.engine.parsing.expression.AbstractExpressionNode

_metadata

Constructor Summary

Constructors

Constructor	Description
GreaterThanOrEqualExpression(ExpressionNode<T,?> left, ExpressionNode<T,?> right)	Constructor initializes children expression list

Method Summary

Modifier and Type	Method	Description
java.lang.Boolean	apply(T value)	Performs grater-than-or-equal comparison using parameters and the value supplied

Methods inherited from class org.apache.qpid.server.query.engine.parsing.expression.comparison.AbstractComparisonExpression

getAlias, test

Methods inherited from class org.apache.qpid.server.query.engine.parsing.expression.AbstractExpressionNode

containsAggregation, ctx, evaluateChild, getAggregations, getChild, getChildren, getParent, isAccessor, isInstantlyEvaluable, setAlias, setParent, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.qpid.server.query.engine.parsing.expression.Expression

andThen

Methods inherited from interface java.util.function.Function

andThen, compose

Methods inherited from interface java.util.function.Predicate

and, negate, or

Constructor Detail

GreaterThanOrEqualExpression

public GreaterThanOrEqualExpression(ExpressionNode<T,?> left,
                                    ExpressionNode<T,?> right)

Constructor initializes children expression list

Parameters:

left - Left child expression

right - Right child expression

Method Detail

apply

public java.lang.Boolean apply(T value)

Performs grater-than-or-equal comparison using parameters and the value supplied

Parameters:

value - Object to handle

Returns:

Boolean result of value evaluation