001package ca.uhn.fhir.rest.server.method;
002
003/*
004 * #%L
005 * HAPI FHIR - Server Framework
006 * %%
007 * Copyright (C) 2014 - 2021 Smile CDR, Inc.
008 * %%
009 * Licensed under the Apache License, Version 2.0 (the "License");
010 * you may not use this file except in compliance with the License.
011 * You may obtain a copy of the License at
012 *
013 *      http://www.apache.org/licenses/LICENSE-2.0
014 *
015 * Unless required by applicable law or agreed to in writing, software
016 * distributed under the License is distributed on an "AS IS" BASIS,
017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018 * See the License for the specific language governing permissions and
019 * limitations under the License.
020 * #L%
021 */
022
023import java.lang.reflect.Method;
024import java.util.Collection;
025
026import ca.uhn.fhir.model.api.IResource;
027import ca.uhn.fhir.rest.api.server.RequestDetails;
028import ca.uhn.fhir.rest.server.exceptions.InternalErrorException;
029import ca.uhn.fhir.rest.server.exceptions.InvalidRequestException;
030
031public interface IParameter {
032
033        /**
034         * This <b>server method</b> method takes the data received by the server in an incoming request, and translates that data into a single argument for a server method invocation. Note that all
035         * received data is passed to this method, but the expectation is that not necessarily that all data is used by every parameter.
036         * 
037         * @param theRequest
038         *            The incoming request object
039         * @param theRequestContents
040         *            The parsed contents of the incoming request. E.g. if the request was an HTTP POST with a resource in the body, this argument would contain the parsed {@link IResource} instance.
041         * @param theMethodBinding TODO
042         * @return Returns the argument object as it will be passed to the IResourceProvider method.
043         */
044        Object translateQueryParametersIntoServerArgument(RequestDetails theRequest, BaseMethodBinding<?> theMethodBinding) throws InternalErrorException, InvalidRequestException;
045
046        void initializeTypes(Method theMethod, Class<? extends Collection<?>> theOuterCollectionType, Class<? extends Collection<?>> theInnerCollectionType, Class<?> theParameterType);
047
048}