sparql.base

Class T

java.lang.Object

sparql.base.T

public final class T
extends java.lang.Object

the ordered tree of clauses rooted at the WHERE clause of Q.

Constructor Summary

Constructors

Constructor and Description
T(TtreeNode root) Constructor to initiate the nodes, edges lists and root object.

Method Summary

Methods

Modifier and Type	Method and Description
void	addToE(TtreeEdge e) Add TtreeEdge object to list.
void	addToN(TtreeNode n) Add node to list.
java.util.LinkedList<TtreeNode>	getAncestors(TtreeNode n) Get list of ancestors of TtreeNode.
java.util.LinkedList<TtreeEdge>	getE() Get set of edges representing the containment relationship between two clauses.
java.lang.Integer	getLevel(TtreeNode n) Get level of TtreeNode in Query.
java.util.LinkedList<TtreeNode>	getN() Get set of nodes representing clauses in Q.
java.util.LinkedList<TtreeNode>	getPredecessors(TtreeNode n) Get list of predecessors of TtreeNode.
TtreeNode	getRoot()

Methods inherited from class java.lang.Object

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

Constructor Detail

T

public T(TtreeNode root)

Constructor to initiate the nodes, edges lists and root object.

Parameters:

root -

Method Detail

getRoot

public TtreeNode getRoot()

getN

public java.util.LinkedList<TtreeNode> getN()

Get set of nodes representing clauses in Q.

Returns:

Linked List of TtreeNode objects.

addToN

public void addToN(TtreeNode n)

Add node to list.

Parameters:

n - A TtreeNode object to be added to list.

getE

public java.util.LinkedList<TtreeEdge> getE()

Get set of edges representing the containment relationship between two clauses.

Returns:

Linked list of TtreeEdge objects.

addToE

public void addToE(TtreeEdge e)

Add TtreeEdge object to list.

Parameters:

e - A TtreeEdge object to be added to list.

getAncestors

public java.util.LinkedList<TtreeNode> getAncestors(TtreeNode n)

Get list of ancestors of TtreeNode.

Parameters:

n - A TteeNode object.

Returns:

LinkedList contains ancestors.

getPredecessors

public java.util.LinkedList<TtreeNode> getPredecessors(TtreeNode n)

Get list of predecessors of TtreeNode.

Parameters:

n - A TtreeNode object.

Returns:

LinkedList contains predecessors.

getLevel

public java.lang.Integer getLevel(TtreeNode n)

Get level of TtreeNode in Query.

Parameters:

n - A TtreeNode object.

Returns:

An integer value of level.