|
||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Objectcom.hp.hpl.jena.graph.impl.GraphBase
com.hp.hpl.jena.graph.compose.CompositionBase
public abstract class CompositionBase
Base class for graphs that are composed of multiple sub-graphs. This is to provide
a home for shared functionality that was previously in Dyadic
before
refactoring.
Field Summary |
---|
Fields inherited from interface com.hp.hpl.jena.graph.Graph |
---|
emptyGraph |
Constructor Summary | |
---|---|
CompositionBase()
|
Method Summary | |
---|---|
static ClosableIterator |
butNot(ClosableIterator a,
ClosableIterator b)
Answer an iterator over the elements of iterator a that are not members of iterator b. |
static int |
countIterator(ClosableIterator i)
Answer the number of items in the closable iterator i. |
int |
graphBaseSize()
Answer the number of triples in this graph |
static Filter |
ifIn(ClosableIterator i)
Answer a Filter that will accept any object that is an element of
iterator i. |
static Filter |
ifIn(Graph g)
Answer a Filter that will accept any triple that is an edge of
graph g. |
static ExtendedIterator |
recording(ClosableIterator i,
java.util.Set seen)
Answer an iterator that will record every element delived by next() in
the set seen . |
static Filter |
reject(ClosableIterator i)
Answer a Filter that will reject any element that is a member of iterator i. |
static ExtendedIterator |
rejecting(ExtendedIterator i,
Graph seen)
Answer an iterator over the elements of i that are not in
the graph seen . |
static ExtendedIterator |
rejecting(ExtendedIterator i,
java.util.Set seen)
Answer an iterator over the elements of iterator i that are not in the set seen . |
Methods inherited from class com.hp.hpl.jena.graph.impl.GraphBase |
---|
add, close, contains, contains, delete, dependsOn, find, find, forTestingOnly_graphBaseFind, getBulkUpdateHandler, getCapabilities, getEventManager, getPrefixMapping, getReifier, getTransactionHandler, isEmpty, isIsomorphicWith, notifyAdd, notifyDelete, performAdd, performDelete, queryHandler, size, toString, toString |
Methods inherited from class java.lang.Object |
---|
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
---|
public CompositionBase()
Method Detail |
---|
public int graphBaseSize()
Answer the number of triples in this graph
graphBaseSize
in class com.hp.hpl.jena.graph.impl.GraphBase
Graph.size()
public static Filter reject(ClosableIterator i)
Answer a Filter
that will reject any element that is a member of iterator i.
As a side-effect, i will be closed.
i
- A closable iterator
public static ClosableIterator butNot(ClosableIterator a, ClosableIterator b)
Answer an iterator over the elements of iterator a that are not members of iterator b. As a side-effect, iterator b will be closed.
a
- An iterator that will be filtered by rejecting the elements of bb
- A closable iterator
public static ExtendedIterator recording(ClosableIterator i, java.util.Set seen)
Answer an iterator that will record every element delived by next()
in
the set seen
.
i
- A closable iteratorseen
- A set that will record each element of i in turn
public static ExtendedIterator rejecting(ExtendedIterator i, java.util.Set seen)
Answer an iterator over the elements of iterator i that are not in the set seen
.
i
- An extended iteratorseen
- A set of objects
seen
.public static ExtendedIterator rejecting(ExtendedIterator i, Graph seen)
i
that are not in
the graph seen
.
public static int countIterator(ClosableIterator i)
Answer the number of items in the closable iterator i. As a side effect, i is closed.
i
- A closable iterator
public static Filter ifIn(ClosableIterator i)
Answer a Filter
that will accept any object that is an element of
iterator i. As a side-effect, i will be evaluated and closed.
i
- A closable iterator
public static Filter ifIn(Graph g)
Answer a Filter
that will accept any triple that is an edge of
graph g.
g
- A graph
|
||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |