com.cronutils.model.field.expression

Class FieldExpression

java.lang.Object

com.cronutils.model.field.expression.FieldExpression

Direct Known Subclasses:

Always, And, Between, Every, On, QuestionMark

public abstract class FieldExpression
extends Object

Constructor Summary

Constructors

Constructor and Description
FieldExpression()

Method Summary

Modifier and Type	Method and Description
FieldExpression	accept(FieldExpressionVisitor visitor) Accept a visitor to perform some action on the instance.
And	and(FieldExpression exp)
abstract String	asString() Represents FieldExpression as string

Methods inherited from class java.lang.Object

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

Constructor Detail

FieldExpression

public FieldExpression()

Method Detail

and

public And and(FieldExpression exp)

asString

public abstract String asString()

Represents FieldExpression as string

Returns:

String representation, never null.

accept

public final FieldExpression accept(FieldExpressionVisitor visitor)

Accept a visitor to perform some action on the instance. Current instance is cloned, so that we ensure immutability. Clone of this instance is returned after visitor.visit(clone) was invoked.

Parameters:

visitor - - FieldExpressionVisitor instance, never null

Returns:

FieldExpression copied instance with visitor action performed.