org.apache.olingo.server.api.processor

Class DefaultProcessor

java.lang.Object

org.apache.olingo.server.api.processor.DefaultProcessor

All Implemented Interfaces:

ErrorProcessor, MetadataProcessor, Processor, ServiceDocumentProcessor

public class DefaultProcessor
extends Object
implements MetadataProcessor, ServiceDocumentProcessor, ErrorProcessor

Processor implementation for handling default cases:

• request for the metadata document
• request for the service document
• error handling

This implementation is registered in the ODataHandler by default. The default can be replaced by re-registering a custom implementation.

Constructor Summary

Constructors

Constructor and Description
DefaultProcessor()

Method Summary

Modifier and Type	Method and Description
void	init(OData odata, ServiceMetadata serviceMetadata) Initializes the processor for each HTTP request - response cycle.
void	processError(ODataRequest request, ODataResponse response, ODataServerError serverError, ContentType requestedContentType) Processes an error/exception.
void	readMetadata(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType requestedContentType) Reads data from persistence and puts serialized content and status into the response.
void	readServiceDocument(ODataRequest request, ODataResponse response, UriInfo uriInfo, ContentType requestedContentType) Reads service-document information from persistence and puts serialized content and status into the response.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultProcessor

public DefaultProcessor()

Method Detail

init

public void init(OData odata,
                 ServiceMetadata serviceMetadata)

Description copied from interface: Processor

Initializes the processor for each HTTP request - response cycle.

Specified by:

init in interface Processor

Parameters:

odata - Olingo's root object, acting as a factory for various object types

serviceMetadata - metadata of the OData service like the EDM that have to be created before the OData request handling takes place

readServiceDocument

public void readServiceDocument(ODataRequest request,
                                ODataResponse response,
                                UriInfo uriInfo,
                                ContentType requestedContentType)
                         throws ODataApplicationException,
                                ODataLibraryException

Description copied from interface: ServiceDocumentProcessor

Reads service-document information from persistence and puts serialized content and status into the response.

Specified by:

readServiceDocument in interface ServiceDocumentProcessor

Parameters:

request - OData request object containing raw HTTP information

response - OData response object for collecting response data

uriInfo - information of a parsed OData URI

requestedContentType - requested content type after content negotiation

Throws:

ODataApplicationException - if the service implementation encounters a failure

ODataLibraryException

readMetadata

public void readMetadata(ODataRequest request,
                         ODataResponse response,
                         UriInfo uriInfo,
                         ContentType requestedContentType)
                  throws ODataApplicationException,
                         ODataLibraryException

Description copied from interface: MetadataProcessor

Reads data from persistence and puts serialized content and status into the response.

Specified by:

readMetadata in interface MetadataProcessor

Parameters:

request - OData request object containing raw HTTP information

response - OData response object for collecting response data

uriInfo - information of a parsed OData URI

requestedContentType - requested content type after content negotiation

Throws:

ODataApplicationException - if the service implementation encounters a failure

ODataLibraryException

processError

public void processError(ODataRequest request,
                         ODataResponse response,
                         ODataServerError serverError,
                         ContentType requestedContentType)

Description copied from interface: ErrorProcessor

Processes an error/exception. MUST NOT throw an exception!

Specified by:

processError in interface ErrorProcessor

Parameters:

request - OData request object containing raw HTTP information

response - OData response object for collecting response data

serverError - the server error

requestedContentType - requested content type after content negotiation