public abstract class AbstractRDFWriter extends Object implements RDFWriter, Sink
RDFWriters offering common functionality for RDF writers.| Modifier and Type | Field and Description |
|---|---|
protected Map<String,String> |
namespaceTable
Mapping from namespace prefixes to namespace names.
|
protected java.util.function.Consumer<Statement> |
statementConsumer |
| Constructor and Description |
|---|
AbstractRDFWriter() |
| Modifier and Type | Method and Description |
|---|---|
protected void |
checkWritingStarted()
Verify that writing has started.
|
protected void |
consumeStatement(Statement st)
Consume a statement.
|
FileFormat |
getFileFormat()
Get the
FileFormat this sink uses. |
Collection<RioSetting<?>> |
getSupportedSettings() |
WriterConfig |
getWriterConfig()
Retrieves the current writer configuration as a single object.
|
void |
handleNamespace(String prefix,
String uri)
Handles a namespace declaration/definition.
|
void |
handleStatement(Statement st)
Handles a statement.
|
protected boolean |
isWritingStarted()
See if writing has started
|
<T> RDFWriter |
set(RioSetting<T> setting,
T value)
Set a setting on the writer, and return this writer object to allow chaining.
|
RDFWriter |
setWriterConfig(WriterConfig config)
Sets all supplied writer configuration options.
|
void |
startRDF()
Signals the start of the RDF data.
|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitgetRDFFormatendRDF, handleCommentacceptsFileFormatprotected Map<String,String> namespaceTable
protected java.util.function.Consumer<Statement> statementConsumer
public void handleNamespace(String prefix, String uri) throws RDFHandlerException
RDFHandlerhandleNamespace in interface RDFHandlerprefix - The prefix for the namespace, or an empty string in case of a default namespace.uri - The URI that the prefix maps to.RDFHandlerException - If the RDF handler has encountered an unrecoverable error.public RDFWriter setWriterConfig(WriterConfig config)
RDFWritersetWriterConfig in interface RDFWriterconfig - a writer configuration object.public WriterConfig getWriterConfig()
RDFWritergetWriterConfig in interface RDFWriterpublic FileFormat getFileFormat()
SinkFileFormat this sink uses.getFileFormat in interface SinkFileFormat. May not be null.public Collection<RioSetting<?>> getSupportedSettings()
getSupportedSettings in interface RDFWriterRioSettings that are supported by this RDFWriter.public <T> RDFWriter set(RioSetting<T> setting, T value)
RDFWriterpublic void startRDF()
throws RDFHandlerException
RDFHandlerstartRDF in interface RDFHandlerRDFHandlerException - If the RDF handler has encountered an unrecoverable error.public void handleStatement(Statement st) throws RDFHandlerException
RDFHandlerhandleStatement in interface RDFHandlerst - The statement.RDFHandlerException - If the RDF handler has encountered an unrecoverable error.protected void consumeStatement(Statement st)
handleStatement(Statement) in order to
benefit from automatic handling of RDF* conversion or encoding.st - the statement to consume.protected boolean isWritingStarted()
true if writing has started, false otherwiseprotected void checkWritingStarted()
RDFHandlerException - if writing has not yet started.Copyright © 2015-2021 Eclipse Foundation. All Rights Reserved.