Package com.gdblab.pathAlgebra.expressions

Class PathExpression.Recursive

java.lang.Object

com.gdblab.pathAlgebra.expressions.PathExpression

com.gdblab.pathAlgebra.expressions.PathExpression.Recursive

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<PathExpression>

Enclosing class:

PathExpression

public static final class PathExpression.Recursive
extends PathExpression
implements java.io.Serializable

Recursive operator (φ): compute transitive closure with semantics

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class com.gdblab.pathAlgebra.expressions.PathExpression

PathExpression.Base, PathExpression.GroupBy, PathExpression.Join, PathExpression.OrderBy, PathExpression.PartialVisitor<R>, PathExpression.Projection, PathExpression.Recursive, PathExpression.Selection, PathExpression.Union, PathExpression.Visitor<R>

Field Summary

Fields

Modifier and Type	Field	Description
RecursiveExpression	value

Fields inherited from class com.gdblab.pathAlgebra.expressions.PathExpression

BASE, GROUP_BY, JOIN, ORDER_BY, PROJECTION, RECURSIVE, SELECTION, TYPE_, UNION

Constructor Summary

Constructors

Constructor	Description
Recursive(RecursiveExpression value)	Constructs an immutable PathExpression.Recursive.

Method Summary

Modifier and Type	Method	Description
<R> R	accept(PathExpression.Visitor<R> visitor)	Dispatch to visitor.
int	compareTo(PathExpression other)
boolean	equals(java.lang.Object other)
int	hashCode()

Methods inherited from class java.lang.Object

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

Field Detail

value

public final RecursiveExpression value

Constructor Detail

Recursive

public Recursive(RecursiveExpression value)

Constructs an immutable PathExpression.Recursive.

Method Detail

equals

public boolean equals(java.lang.Object other)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

compareTo

public int compareTo(PathExpression other)

Specified by:

compareTo in interface java.lang.Comparable<PathExpression>

accept

public <R> R accept(PathExpression.Visitor<R> visitor)

Dispatch to visitor.

Specified by:

accept in class PathExpression