org.openanzo.model
Interface INamedGraph

All Known Subinterfaces:

INamedGraphWithMetaData, IProxyGraph, ITransactionGraph

All Known Implementing Classes:

BasicGraph, ContainerNamedGraph, DeltaGraph, LocalGraph, MetadataProxyGraph, NamedGraph, NamedGraphBase, NamedGraphProxy, NamedGraphWithMetaData, NotificationNamedGraphProxy, ProxyGraph, RemoteGraph, RemoteGraphBase, ReplicaGraph, TransactionNamedGraphProxy

public interface INamedGraph

Graph representation of data

Author:

Matthew Roy ( mroy@cambridgesemantics.com )

Method Summary

void	add(info.aduna.collections.iterators.CloseableIterator<org.openrdf.model.Statement> statements) Add a set of statements from graph
void	add(org.openrdf.model.Resource subj, org.openrdf.model.URI pred, org.openrdf.model.Value obj) Add a new statement with given subj,pred,obj
void	add(org.openrdf.model.Statement... statements) Add one or more statements to graph
void	clear() Delete all statements in graph
void	close() Close the graph.
boolean	contains(org.openrdf.model.Resource subj, org.openrdf.model.URI prop, org.openrdf.model.Value obj) Return true if the graph contains at least 1 statement that matches the pattern of subj,prop,obj
boolean	contains(org.openrdf.model.Statement statement) Return true if the graph contains at least 1 statement that matches the statement provided
void	delete(info.aduna.collections.iterators.CloseableIterator<org.openrdf.model.Statement> statements) Delete a set of statements from graph
void	delete(org.openrdf.model.Resource subj, org.openrdf.model.URI pred, org.openrdf.model.Value obj) Delete a statement from graph
void	delete(org.openrdf.model.Statement... statements) Delete a set of statements from graph
info.aduna.collections.iterators.CloseableIterator<org.openrdf.model.Statement>	find(org.openrdf.model.Resource subj, org.openrdf.model.URI prop, org.openrdf.model.Value obj) Return an iterator of all statements that match the pattern of subj,prop,obj
INamedGraphEventManager	getEventManager() Return INamedGraphEventManager for this graph
org.openrdf.model.URI	getNamedGraphUri() Get NamedGraph's URI
info.aduna.collections.iterators.CloseableIterator<org.openrdf.model.Statement>	getStatements() Get an iterator of all statements within this graph
ITransactionManager	getTransactionManager() Return ITransactionManager for this graph
boolean	isClosed() Return if graph is closed
boolean	isEmpty() Return if graph is empty
void	setNamedGraphUri(org.openrdf.model.URI namedGraphUri) Set NamedGraph's URI
int	size() Return number of statements in graph

Method Detail

getNamedGraphUri

org.openrdf.model.URI getNamedGraphUri()

Get NamedGraph's URI

Returns:

URI for this grpah

setNamedGraphUri

void setNamedGraphUri(org.openrdf.model.URI namedGraphUri)

Set NamedGraph's URI

Parameters:

namedGraphUri -

getStatements

info.aduna.collections.iterators.CloseableIterator<org.openrdf.model.Statement> getStatements()

Get an iterator of all statements within this graph

Returns:

CloseableIterator of all statements within this graph

find

info.aduna.collections.iterators.CloseableIterator<org.openrdf.model.Statement> find(org.openrdf.model.Resource subj,
                                                                                     org.openrdf.model.URI prop,
                                                                                     org.openrdf.model.Value obj)

Return an iterator of all statements that match the pattern of subj,prop,obj

Parameters:

subj - Subject resource to match, or wildcard if null

prop - Predicate uri to match, or wildcard if null

obj - Object value to match, or wildcard if null

Returns:

an iterator of all statements that match the pattern of subj,prop,obj

contains

boolean contains(org.openrdf.model.Resource subj,
                 org.openrdf.model.URI prop,
                 org.openrdf.model.Value obj)

Return true if the graph contains at least 1 statement that matches the pattern of subj,prop,obj

Parameters:

subj - Subject resource to match, or wildcard if null

prop - Predicate uri to match, or wildcard if null

obj - Object value to match, or wildcard if null

Returns:

true if the graph contains at least 1 statement that matches the pattern of subj,prop,obj

contains

boolean contains(org.openrdf.model.Statement statement)

Return true if the graph contains at least 1 statement that matches the statement provided

Parameters:

statement - Statement to check for existence in graph

Returns:

true if the graph contains at least 1 statement that matches the statement provided

add

void add(org.openrdf.model.Resource subj,
         org.openrdf.model.URI pred,
         org.openrdf.model.Value obj)

Add a new statement with given subj,pred,obj

Parameters:

subj - Subject of statement

pred - Predicate of statement

obj - Object of statement

add

void add(info.aduna.collections.iterators.CloseableIterator<org.openrdf.model.Statement> statements)

Add a set of statements from graph

Parameters:

statements - statements to delete from graph

add

void add(org.openrdf.model.Statement... statements)

Add one or more statements to graph

Parameters:

statements - statements to add to graph

delete

void delete(org.openrdf.model.Resource subj,
            org.openrdf.model.URI pred,
            org.openrdf.model.Value obj)

Delete a statement from graph

Parameters:

subj - Subject of statement

pred - Predicate of statement

obj - Object of statement

delete

void delete(org.openrdf.model.Statement... statements)

Delete a set of statements from graph

Parameters:

statements - statements to delete from graph

delete

void delete(info.aduna.collections.iterators.CloseableIterator<org.openrdf.model.Statement> statements)

Delete a set of statements from graph

Parameters:

statements - statements to delete from graph

clear

void clear()

Delete all statements in graph

size

int size()

Return number of statements in graph

Returns:

number of statements in graph

isEmpty

boolean isEmpty()

Return if graph is empty

Returns:

true if graph is empty

close

void close()

Close the graph.

isClosed

boolean isClosed()

Return if graph is closed

Returns:

true if graph is closed

getEventManager

INamedGraphEventManager getEventManager()

Return INamedGraphEventManager for this graph

Returns:

INamedGraphEventManager for this graph

getTransactionManager

ITransactionManager getTransactionManager()

Return ITransactionManager for this graph

Returns:

ITransactionManager for this graph