org.ldp4j.application.ext

Interface Queryable

public interface Queryable

Interface to be implemented by ResourceHandler implementations that also support resource deletion.

Method Summary

Methods

Modifier and Type	Method and Description
DataSet	query(ResourceSnapshot resource, Query query, ReadSession session) Query the contents of a resource managed by a resource handler.

Method Detail

query

DataSet query(ResourceSnapshot resource,
            Query query,
            ReadSession session)
              throws UnknownResourceException,
                     InvalidQueryException

Query the contents of a resource managed by a resource handler.

Parameters:

resource - the resource that is to be queried.

query - the query to be solved.

session - the session to use for resolving snapshots and individuals.

Returns:

the data set that represents the specified resource query.

Throws:

UnknownResourceException - if the specified resource is not managed by the resource handler.

InvalidQueryException - if the specified query is not valid.

ApplicationRuntimeException - if an internal exception prevents the retrieval of the representation.