org.openrdf.repository.util

Class RDFInserter

java.lang.Object

org.openrdf.rio.helpers.RDFHandlerBase

org.openrdf.repository.util.RDFInserter

All Implemented Interfaces:

RDFHandler

public class RDFInserter
extends RDFHandlerBase

An RDFHandler that adds RDF data to a repository.

Author:

jeen

Field Summary

Fields

Modifier and Type	Field and Description
protected RepositoryConnection	con The connection to use for the add operations.

Constructor Summary

Constructors

Constructor and Description
RDFInserter(RepositoryConnection con) Creates a new RDFInserter object that preserves bnode IDs and that does not enforce any context upon statements that are reported to it.

Method Summary

Methods

Modifier and Type	Method and Description
void	endRDF()
void	enforceContext(Resource... contexts) Enforces the supplied contexts upon all statements that are reported to this RDFInserter.
boolean	enforcesContext() Checks whether this RDFInserter enforces its contexts upon all statements that are reported to it.
Resource[]	getContexts() Gets the contexts that this RDFInserter enforces upon all statements that are reported to it (in case enforcesContext() returns true).
void	handleNamespace(String prefix, String name)
void	handleStatement(Statement st)
boolean	preservesBNodeIDs() Checks whether this RDFInserter preserves blank node IDs.
void	setPreserveBNodeIDs(boolean preserveBNodeIDs) Sets whether this RDFInserter should preserve blank node IDs.

Methods inherited from class org.openrdf.rio.helpers.RDFHandlerBase

handleComment, startRDF

Methods inherited from class java.lang.Object

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

Field Detail

con

protected final RepositoryConnection con

The connection to use for the add operations.

Constructor Detail

RDFInserter

public RDFInserter(RepositoryConnection con)

Creates a new RDFInserter object that preserves bnode IDs and that does not enforce any context upon statements that are reported to it.

Parameters:

con - The connection to use for the add operations.

Method Detail

setPreserveBNodeIDs

public void setPreserveBNodeIDs(boolean preserveBNodeIDs)

Sets whether this RDFInserter should preserve blank node IDs.

Parameters:

preserveBNodeIDs - The new value for this flag.

preservesBNodeIDs

public boolean preservesBNodeIDs()

Checks whether this RDFInserter preserves blank node IDs.

enforceContext

public void enforceContext(Resource... contexts)

Enforces the supplied contexts upon all statements that are reported to this RDFInserter.

Parameters:

contexts - the contexts to use. Use an empty array (not null!) to indicate no context(s) should be enforced.

enforcesContext

public boolean enforcesContext()

Checks whether this RDFInserter enforces its contexts upon all statements that are reported to it.

Returns:

true if it enforces its contexts, false otherwise.

getContexts

public Resource[] getContexts()

Gets the contexts that this RDFInserter enforces upon all statements that are reported to it (in case enforcesContext() returns true).

Returns:

A Resource[] identifying the contexts, or an empty array if no contexts is enforced.

endRDF

public void endRDF()
            throws RDFHandlerException

Specified by:

endRDF in interface RDFHandler

Overrides:

endRDF in class RDFHandlerBase

Throws:

RDFHandlerException

handleNamespace

public void handleNamespace(String prefix,
                   String name)

Specified by:

handleNamespace in interface RDFHandler

Overrides:

handleNamespace in class RDFHandlerBase

handleStatement

public void handleStatement(Statement st)
                     throws RDFHandlerException

Specified by:

handleStatement in interface RDFHandler

Overrides:

handleStatement in class RDFHandlerBase

Throws:

RDFHandlerException