Class RelatedMediaHandler<B>


  • public class RelatedMediaHandler<B>
    extends ReferenceableHandler<B>
    RelatedMediaHandler manages RelatedMedia objects. It runs server-side in the OMAG Server Platform and retrieves RelatedMedia entities through the OMRSRepositoryConnector.
    • Constructor Detail

      • RelatedMediaHandler

        public RelatedMediaHandler​(OpenMetadataAPIGenericConverter<B> converter,
                                   Class<B> beanClass,
                                   String serviceName,
                                   String serverName,
                                   InvalidParameterHandler invalidParameterHandler,
                                   RepositoryHandler repositoryHandler,
                                   OMRSRepositoryHelper repositoryHelper,
                                   String localServerUserId,
                                   OpenMetadataServerSecurityVerifier securityVerifier,
                                   List<String> supportedZones,
                                   List<String> defaultZones,
                                   List<String> publishZones,
                                   AuditLog auditLog)
        Construct the handler information needed to interact with the repository services
        Parameters:
        converter - specific converter for this bean class
        beanClass - name of bean class that is represented by the generic class B
        serviceName - name of this service
        serverName - name of the local server
        invalidParameterHandler - handler for managing parameter errors
        repositoryHandler - manages calls to the repository services
        repositoryHelper - provides utilities for manipulating the repository services objects
        localServerUserId - userId for this server
        securityVerifier - open metadata security services verifier
        supportedZones - list of zones that the access service is allowed to serve Asset instances from.
        defaultZones - list of zones that the access service should set in all new Asset instances.
        publishZones - list of zones that the access service sets up in published Asset instances.
        auditLog - destination for audit log events.
    • Method Detail

      • getRelatedMedia

        public List<B> getRelatedMedia​(String userId,
                                       String elementGUID,
                                       String elementGUIDParameterName,
                                       String elementTypeName,
                                       List<String> serviceSupportedZones,
                                       int startingFrom,
                                       int pageSize,
                                       Date effectiveTime,
                                       String methodName)
                                throws InvalidParameterException,
                                       PropertyServerException,
                                       UserNotAuthorizedException
        Return the related media attached to an anchor entity.
        Parameters:
        userId - calling user
        elementGUID - identifier for the entity that the identifier is attached to
        elementGUIDParameterName - name of parameter supplying the GUID
        elementTypeName - name of the type of object being attached to
        serviceSupportedZones - supported zones for calling service
        startingFrom - where to start from in the list
        pageSize - maximum number of results that can be returned
        effectiveTime - the time that the retrieved elements must be effective for
        methodName - calling method
        Returns:
        list of retrieved objects or null if none found
        Throws:
        InvalidParameterException - the input properties are invalid
        UserNotAuthorizedException - user not authorized to issue this request
        PropertyServerException - problem accessing the property server