Package org.opendaylight.yangtools.yang.xpath.api

Class AbstractYangXPathMathSupport<N extends YangNumberExpr>

java.lang.Object

org.opendaylight.yangtools.yang.xpath.api.AbstractYangXPathMathSupport<N>

Type Parameters:

N - Type of YangNumberExpr

All Implemented Interfaces:

Serializable, YangXPathMathSupport

@Beta
public abstract class AbstractYangXPathMathSupport<N extends YangNumberExpr>
extends Object
implements YangXPathMathSupport

Type-safe shim to ensure concrete YangXPathMathSupport implementations get handed properly-typed YangNumberExprs.

Author:

Robert Varga

See Also:

Serialized Form

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractYangXPathMathSupport(Class<N> numberClass)

Method Summary

Modifier and Type	Method	Description
protected abstract YangExpr	doEvaluate(YangBinaryOperator operator, N left, N right)	Evaluate an operator and its left- and right-handside.
protected abstract N	doNegateNumber(N number)	Create a YangNumberExpr representing the negated value of a number.
N	negateNumber(YangNumberExpr number)	Create a YangNumberExpr representing the negated value of a number.
protected abstract Object	readResolve()
Optional<YangExpr>	tryEvaluate(YangBinaryOperator operator, YangNumberExpr left, YangNumberExpr right)	Attempt to evaluate an operator and its left- and right-handside.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.opendaylight.yangtools.yang.xpath.api.YangXPathMathSupport

createNumber, createNumber

Constructor Detail

AbstractYangXPathMathSupport

protected AbstractYangXPathMathSupport(Class<N> numberClass)

Method Detail

negateNumber

public final N negateNumber(YangNumberExpr number)

Description copied from interface: YangXPathMathSupport

Create a YangNumberExpr representing the negated value of a number.

Specified by:

negateNumber in interface YangXPathMathSupport

Parameters:

number - input number

Returns:

negated number expression

tryEvaluate

public final Optional<YangExpr> tryEvaluate(YangBinaryOperator operator,
                                            YangNumberExpr left,
                                            YangNumberExpr right)

Description copied from interface: YangXPathMathSupport

Attempt to evaluate an operator and its left- and right-handside.

Specified by:

tryEvaluate in interface YangXPathMathSupport

Parameters:

operator - Operator to apply

left - Left hand-side

right - Right hand-side

Returns:

Evaluation result, if evaluation succeeded

doNegateNumber

protected abstract N doNegateNumber(N number)

Create a YangNumberExpr representing the negated value of a number.

Parameters:

number - input number

Returns:

negated number expression

doEvaluate

protected abstract YangExpr doEvaluate(YangBinaryOperator operator,
                                       N left,
                                       N right)

Evaluate an operator and its left- and right-handside.

Parameters:

operator - Operator to apply

left - Left hand-side

right - Right hand-side

Returns:

Evaluation result

readResolve

protected abstract Object readResolve()