org.eclipse.rdf4j.rio.ndjsonld

## Class NDJSONLDWriter

- java.lang.Object
- - org.eclipse.rdf4j.rio.helpers.AbstractRDFWriter
  - - org.eclipse.rdf4j.rio.ndjsonld.NDJSONLDWriter

- All Implemented Interfaces:
    Sink, RDFHandler, RDFWriter

      public class NDJSONLDWriter
      extends AbstractRDFWriter
      implements RDFWriter

- - ### Field Summary

    - ### Fields inherited from class org.eclipse.rdf4j.rio.helpers.AbstractRDFWriter

      `namespaceTable, statementConsumer`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `NDJSONLDWriter(OutputStream outputStream)` Creates a new NDJSONLDWriter that will write to the supplied OutputStream.
    `NDJSONLDWriter(OutputStream out, String baseURI)`
    `NDJSONLDWriter(Writer writer)`
    `NDJSONLDWriter(Writer writer, String baseURI)`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `endRDF()` Signals the end of the RDF data.
    `RDFFormat` | `getRDFFormat()` Gets the RDF format that this RDFWriter uses.
    `Collection<RioSetting<?>>` | `getSupportedSettings()`
    `void` | `handleComment(String comment)` Handles a comment.
    `void` | `handleNamespace(String prefix, String uri)` Handles a namespace declaration/definition.
    `void` | `handleStatement(Statement st)` Handles a statement.
    `void` | `startRDF()` Signals the start of the RDF data.

    - ### Methods inherited from class org.eclipse.rdf4j.rio.helpers.AbstractRDFWriter

      `checkWritingStarted, consumeStatement, getFileFormat, getWriterConfig, isWritingStarted, set, setWriterConfig`

    - ### Methods inherited from class java.lang.Object

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

    - ### Methods inherited from interface org.eclipse.rdf4j.rio.RDFWriter

      `getWriterConfig, set, setWriterConfig`

    - ### Methods inherited from interface org.eclipse.rdf4j.common.io.Sink

      `acceptsFileFormat`

- - ### Constructor Detail

    - #### NDJSONLDWriter

          public NDJSONLDWriter(OutputStream outputStream)

      Creates a new NDJSONLDWriter that will write to the supplied OutputStream.
      Parameters:
        `outputStream` - The OutputStream to write the NDJSONLD document to.

    - #### NDJSONLDWriter

          public NDJSONLDWriter(Writer writer)

    - #### NDJSONLDWriter

          public NDJSONLDWriter(OutputStream out,
                                String baseURI)

    - #### NDJSONLDWriter

          public NDJSONLDWriter(Writer writer,
                                String baseURI)

  - ### Method Detail

    - #### handleStatement

          public void handleStatement(Statement st)
                               throws RDFHandlerException

      Description copied from interface: `RDFHandler`
      Handles a statement.
      Specified by:
        `handleStatement` in interface `RDFHandler`
      Overrides:
        `handleStatement` in class `AbstractRDFWriter`
      Parameters:
        `st` - The statement.
      Throws:
        `RDFHandlerException` - If the RDF handler has encountered an unrecoverable error.

    - #### startRDF

          public void startRDF()
                        throws RDFHandlerException

      Description copied from interface: `RDFHandler`
      Signals the start of the RDF data. This method is called before any data is reported.
      Specified by:
        `startRDF` in interface `RDFHandler`
      Overrides:
        `startRDF` in class `AbstractRDFWriter`
      Throws:
        `RDFHandlerException` - If the RDF handler has encountered an unrecoverable error.

    - #### endRDF

          public void endRDF()
                      throws RDFHandlerException

      Description copied from interface: `RDFHandler`
      Signals the end of the RDF data. This method is called when all data has been reported.
      Specified by:
        `endRDF` in interface `RDFHandler`
      Throws:
        `RDFHandlerException` - If the RDF handler has encountered an unrecoverable error.

    - #### 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 `AbstractRDFWriter`
      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.

    - #### handleComment

          public void handleComment(String comment)
                             throws RDFHandlerException

      Description copied from interface: `RDFHandler`
      Handles a comment.
      Specified by:
        `handleComment` in interface `RDFHandler`
      Parameters:
        `comment` - The comment.
      Throws:
        `RDFHandlerException` - If the RDF handler has encountered an unrecoverable error.

    - #### getRDFFormat

          public RDFFormat getRDFFormat()

      Description copied from interface: `RDFWriter`
      Gets the RDF format that this RDFWriter uses.
      Specified by:
        `getRDFFormat` in interface `RDFWriter`

    - #### getSupportedSettings

          public Collection<RioSetting<?>> getSupportedSettings()

      Specified by:
        `getSupportedSettings` in interface `RDFWriter`
      Overrides:
        `getSupportedSettings` in class `AbstractRDFWriter`
      Returns:
        A collection of `RioSetting`s that are supported by this RDFWriter.

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