org.openrdf.rio.helpers

Class ContextStatementCollector

java.lang.Object

org.openrdf.rio.helpers.RDFHandlerBase

org.openrdf.rio.helpers.ContextStatementCollector

All Implemented Interfaces:

RDFHandler

Direct Known Subclasses:

StatementCollector

public class ContextStatementCollector
extends RDFHandlerBase

A RDFHandler that can be used to collect reported statements in collections.

Author:

Arjohn Kampman

Constructor Summary

Constructors

Constructor and Description
ContextStatementCollector(Collection<Statement> statements, Map<String,String> namespaces, ValueFactory vf, Resource... contexts) Creates a new StatementCollector that stores reported statements and namespaces in the supplied containers.
ContextStatementCollector(Collection<Statement> statements, ValueFactory vf, Resource... contexts) Creates a new StatementCollector that stores reported statements in the supplied collection and that uses a new LinkedHashMap to store the reported namespaces.
ContextStatementCollector(ValueFactory vf, Resource... contexts) Creates a new StatementCollector that uses a new ArrayList to store the reported statements and a new LinkedHashMap to store the reported namespaces.

Method Summary

Modifier and Type	Method and Description
void	clear() Clear the set of collected statements.
Map<String,String>	getNamespaces() Gets the map that contains the collected namespaces.
Collection<Statement>	getStatements() Gets the collection that contains the collected statements.
void	handleNamespace(String prefix, String uri) Handles a namespace declaration/definition.
void	handleStatement(Statement st) Handles a statement.

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

endRDF, handleComment, startRDF

Methods inherited from class java.lang.Object

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

Constructor Detail

ContextStatementCollector

public ContextStatementCollector(ValueFactory vf,
                                 Resource... contexts)

Creates a new StatementCollector that uses a new ArrayList to store the reported statements and a new LinkedHashMap to store the reported namespaces.

ContextStatementCollector

public ContextStatementCollector(Collection<Statement> statements,
                                 ValueFactory vf,
                                 Resource... contexts)

Creates a new StatementCollector that stores reported statements in the supplied collection and that uses a new LinkedHashMap to store the reported namespaces.

ContextStatementCollector

public ContextStatementCollector(Collection<Statement> statements,
                                 Map<String,String> namespaces,
                                 ValueFactory vf,
                                 Resource... contexts)

Creates a new StatementCollector that stores reported statements and namespaces in the supplied containers.

Method Detail

clear

public void clear()

Clear the set of collected statements.

getStatements

public Collection<Statement> getStatements()

Gets the collection that contains the collected statements.

getNamespaces

public Map<String,String> getNamespaces()

Gets the map that contains the collected namespaces.

handleNamespace

public void handleNamespace(String prefix,
                            String uri)
                     throws RDFHandlerException

Description copied from interface: RDFHandler

Handles a namespace declaration/definition. A namespace declaration associates a (short) prefix string with the namespace's URI. The prefix for default namespaces, which do not have an associated prefix, are represented as empty strings.

Specified by:

handleNamespace in interface RDFHandler

Overrides:

handleNamespace in class RDFHandlerBase

Parameters:

prefix - The prefix for the namespace, or an empty string in case of a default namespace.

uri - The URI that the prefix maps to.

Throws:

RDFHandlerException - If the RDF handler has encountered an unrecoverable error.

handleStatement

public void handleStatement(Statement st)

Description copied from interface: RDFHandler

Handles a statement.

Specified by:

handleStatement in interface RDFHandler

Overrides:

handleStatement in class RDFHandlerBase

Parameters:

st - The statement.