com.hp.hpl.jena.graph.query
Class Query

java.lang.Object
  com.hp.hpl.jena.graph.query.Query

public class Query

extends java.lang.Object

The class of graph queries.

Author:

hedgehog

Nested Class Summary

static class

Query.ArgMap a mapping from from names to Graphs

Field Summary

static java.lang.String	anon
static Node	ANY
static Node	NE
static Node	O
static Node	P
static Node	S
static Node	X
static Node	Y
static Node	Z

Constructor Summary

Query()

Query(Graph pattern)

Method Summary

Query	addConstraint(Graph g)
Query	addConstraint(Node S, Node P, Node O)
Query	addMatch(Node S, Node P, Node O)
Query	addMatch(java.lang.String name, Node S, Node P, Node O)
Query	addMatch(Triple t)
Query.ArgMap	args()
ExtendedIterator	executeBindings(Graph g, Node[] results)
ExtendedIterator	executeBindings(Query.ArgMap args, Node[] nodes) the standard "default" implementation of executeBindings.
int	getVariableCount()

Methods inherited from class java.lang.Object

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

Field Detail

anon

public static final java.lang.String anon

See Also:

Constant Field Values

ANY

public static final Node ANY

S

public static final Node S

P

public static final Node P

O

public static final Node O

X

public static final Node X

Y

public static final Node Y

Z

public static final Node Z

NE

public static final Node NE

Constructor Detail

Query

public Query()

Query

public Query(Graph pattern)

Method Detail

addMatch

public Query addMatch(Node S,
                      Node P,
                      Node O)

addMatch

public Query addMatch(Triple t)

addMatch

public Query addMatch(java.lang.String name,
                      Node S,
                      Node P,
                      Node O)

addConstraint

public Query addConstraint(Node S,
                           Node P,
                           Node O)

addConstraint

public Query addConstraint(Graph g)

executeBindings

public ExtendedIterator executeBindings(Graph g,
                                        Node[] results)

executeBindings

public ExtendedIterator executeBindings(Query.ArgMap args,
                                        Node[] nodes)

the standard "default" implementation of executeBindings.

args

public Query.ArgMap args()

getVariableCount

public int getVariableCount()