| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.camel.component.fhir.api; |
| |
| import java.util.Map; |
| import ca.uhn.fhir.rest.client.api.IGenericClient; |
| import ca.uhn.fhir.rest.gclient.IReadExecutable; |
| import ca.uhn.fhir.rest.gclient.IReadIfNoneMatch; |
| import ca.uhn.fhir.rest.gclient.IReadTyped; |
| import org.hl7.fhir.instance.model.api.IBaseResource; |
| import org.hl7.fhir.instance.model.api.IIdType; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * API method for "read" operations |
| */ |
| public class FhirRead { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(FhirRead.class); |
| private final IGenericClient client; |
| |
| |
| public FhirRead(IGenericClient client) { |
| this.client = client; |
| } |
| |
| |
| public IBaseResource resourceById(Class<IBaseResource> resource, IIdType id, String ifVersionMatches, |
| Boolean returnNull, IBaseResource returnResource, Boolean throwError, Map<ExtraParameters, Object> extraParameters) { |
| IReadExecutable<IBaseResource> readExecutable = client.read().resource(resource).withId(id); |
| ExtraParameters.process(extraParameters, readExecutable); |
| return processOptionalParams(ifVersionMatches, returnNull, returnResource, throwError, readExecutable); |
| } |
| |
| public IBaseResource resourceById(String resourceClass, IIdType id, String ifVersionMatches, Boolean returnNull, |
| IBaseResource returnResource, Boolean throwError, Map<ExtraParameters, Object> extraParameters) { |
| IReadExecutable<IBaseResource> readExecutable = client.read().resource(resourceClass).withId(id); |
| ExtraParameters.process(extraParameters, readExecutable); |
| return processOptionalParams(ifVersionMatches, returnNull, returnResource, throwError, readExecutable); |
| } |
| |
| public IBaseResource resourceById(Class<IBaseResource> resource, String stringId, String version, String ifVersionMatches, |
| Boolean returnNull, IBaseResource returnResource, Boolean throwError, Map<ExtraParameters, Object> extraParameters) { |
| IReadTyped<IBaseResource> readTyped = client.read().resource(resource); |
| IReadExecutable<IBaseResource> readExecutable = readWithOptionalVersion(stringId, readTyped, version); |
| ExtraParameters.process(extraParameters, readExecutable); |
| return processOptionalParams(ifVersionMatches, returnNull, returnResource, throwError, readExecutable); |
| } |
| |
| public IBaseResource resourceById(String resourceClass, String stringId, String ifVersionMatches, String version, |
| Boolean returnNull, IBaseResource returnResource, Boolean throwError, Map<ExtraParameters, Object> extraParameters) { |
| IReadTyped<IBaseResource> resource = client.read().resource(resourceClass); |
| IReadExecutable<IBaseResource> readExecutable = readWithOptionalVersion(stringId, resource, version); |
| ExtraParameters.process(extraParameters, readExecutable); |
| return processOptionalParams(ifVersionMatches, returnNull, returnResource, throwError, readExecutable); |
| } |
| |
| public IBaseResource resourceById(Class<IBaseResource> resource, Long longId, String ifVersionMatches, |
| Boolean returnNull, IBaseResource returnResource, Boolean throwError, Map<ExtraParameters, Object> extraParameters) { |
| IReadExecutable<IBaseResource> readExecutable = client.read().resource(resource).withId(longId); |
| ExtraParameters.process(extraParameters, readExecutable); |
| return processOptionalParams(ifVersionMatches, returnNull, returnResource, throwError, readExecutable); |
| } |
| |
| public IBaseResource resourceById(String resourceClass, Long longId, String ifVersionMatches, Boolean returnNull, |
| IBaseResource returnResource, Boolean throwError, Map<ExtraParameters, Object> extraParameters) { |
| IReadExecutable<IBaseResource> readExecutable = client.read().resource(resourceClass).withId(longId); |
| ExtraParameters.process(extraParameters, readExecutable); |
| return processOptionalParams(ifVersionMatches, returnNull, returnResource, throwError, readExecutable); |
| } |
| |
| public IBaseResource resourceByUrl(Class<IBaseResource> resource, IIdType iUrl, String ifVersionMatches, |
| Boolean returnNull, IBaseResource returnResource, Boolean throwError, Map<ExtraParameters, Object> extraParameters) { |
| IReadExecutable<IBaseResource> readExecutable = client.read().resource(resource).withUrl(iUrl); |
| ExtraParameters.process(extraParameters, readExecutable); |
| return processOptionalParams(ifVersionMatches, returnNull, returnResource, throwError, readExecutable); |
| } |
| |
| public IBaseResource resourceByUrl(String resourceClass, IIdType iUrl, String ifVersionMatches, Boolean returnNull, |
| IBaseResource returnResource, Boolean throwError, Map<ExtraParameters, Object> extraParameters) { |
| IReadExecutable<IBaseResource> readExecutable = client.read().resource(resourceClass).withUrl(iUrl); |
| ExtraParameters.process(extraParameters, readExecutable); |
| return processOptionalParams(ifVersionMatches, returnNull, returnResource, throwError, readExecutable); |
| } |
| |
| public IBaseResource resourceByUrl(Class<IBaseResource> resource, String url, String ifVersionMatches, |
| Boolean returnNull, IBaseResource returnResource, Boolean throwError, Map<ExtraParameters, Object> extraParameters) { |
| IReadExecutable<IBaseResource> readExecutable = client.read().resource(resource).withUrl(url); |
| ExtraParameters.process(extraParameters, readExecutable); |
| return processOptionalParams(ifVersionMatches, returnNull, returnResource, throwError, readExecutable); |
| } |
| |
| public IBaseResource resourceByUrl(String resourceClass, String url, String ifVersionMatches, Boolean returnNull, |
| IBaseResource returnResource, Boolean throwError, Map<ExtraParameters, Object> extraParameters) { |
| IReadExecutable<IBaseResource> readExecutable = client.read().resource(resourceClass).withUrl(url); |
| ExtraParameters.process(extraParameters, readExecutable); |
| return processOptionalParams(ifVersionMatches, returnNull, returnResource, throwError, readExecutable); |
| } |
| |
| private IBaseResource processOptionalParams(String ifVersionMatches, Boolean returnNull, IBaseResource returnResource, |
| Boolean throwError, IReadExecutable<IBaseResource> readExecutable) { |
| if (ifVersionMatches != null) { |
| IReadIfNoneMatch<IBaseResource> tiReadIfNoneMatch = readExecutable.ifVersionMatches(ifVersionMatches); |
| if (returnNull != null && returnNull) { |
| return tiReadIfNoneMatch.returnNull().execute(); |
| } else if (returnResource != null) { |
| return tiReadIfNoneMatch.returnResource(returnResource).execute(); |
| } else if (throwError != null) { |
| return tiReadIfNoneMatch.throwNotModifiedException().execute(); |
| } |
| LOG.warn("No operation was specified with the If-None-Match header, ignoring"); |
| } |
| return readExecutable.execute(); |
| } |
| |
| private IReadExecutable<IBaseResource> readWithOptionalVersion(String stringId, IReadTyped<IBaseResource> resource, String version) { |
| if (version != null) { |
| return resource.withIdAndVersion(stringId, version); |
| } |
| return resource.withId(stringId); |
| } |
| } |