001package org.hl7.fhir.r4.hapi.rest.server;
002
003/*
004 * #%L
005 * HAPI FHIR Structures - DSTU2 (FHIR v1.0.0)
006 * %%
007 * Copyright (C) 2014 - 2015 University Health Network
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 */
022import java.util.*;
023
024import javax.servlet.http.HttpServletRequest;
025
026import ca.uhn.fhir.rest.api.server.RequestDetails;
027import ca.uhn.fhir.rest.server.servlet.ServletRequestDetails;
028import org.hl7.fhir.instance.model.api.IBaseResource;
029import org.hl7.fhir.r4.model.IdType;
030import org.hl7.fhir.r4.model.StructureDefinition;
031
032import ca.uhn.fhir.context.FhirContext;
033import ca.uhn.fhir.context.RuntimeResourceDefinition;
034import ca.uhn.fhir.rest.annotation.*;
035import ca.uhn.fhir.rest.server.IResourceProvider;
036import ca.uhn.fhir.rest.server.RestfulServer;
037
038public class ServerProfileProvider implements IResourceProvider {
039
040        private final FhirContext myContext;
041        private final RestfulServer myRestfulServer;
042
043        public ServerProfileProvider(RestfulServer theServer) {
044                myContext = theServer.getFhirContext();
045                myRestfulServer = theServer;
046        }
047        
048        @Override
049        public Class<? extends IBaseResource> getResourceType() {
050                return StructureDefinition.class;
051        }
052        
053        @Read()
054        public StructureDefinition getProfileById(ServletRequestDetails theRequest, @IdParam IdType theId) {
055                RuntimeResourceDefinition retVal = myContext.getResourceDefinitionById(theId.getIdPart());
056                if (retVal==null) {
057                        return null;
058                }
059                String serverBase = getServerBase(theRequest);
060                return (StructureDefinition) retVal.toProfile(serverBase);
061        }
062
063        @Search()
064        public List<StructureDefinition> getAllProfiles(ServletRequestDetails theRequest) {
065                final String serverBase = getServerBase(theRequest);
066                List<RuntimeResourceDefinition> defs = new ArrayList<RuntimeResourceDefinition>(myContext.getResourceDefinitionsWithExplicitId());
067                Collections.sort(defs, new Comparator<RuntimeResourceDefinition>() {
068                        @Override
069                        public int compare(RuntimeResourceDefinition theO1, RuntimeResourceDefinition theO2) {
070                                int cmp = theO1.getName().compareTo(theO2.getName());
071                                if (cmp==0) {
072                                        cmp=theO1.getResourceProfile(serverBase).compareTo(theO2.getResourceProfile(serverBase));
073                                }
074                                return cmp;
075                        }});
076                ArrayList<StructureDefinition> retVal = new ArrayList<StructureDefinition>();
077                for (RuntimeResourceDefinition next : defs) {
078                        retVal.add((StructureDefinition) next.toProfile(serverBase));
079                }
080                return retVal;
081        }
082
083        private String getServerBase(ServletRequestDetails theHttpRequest) {
084                return myRestfulServer.getServerBaseForRequest(theHttpRequest);
085        }
086}