package ca.uhn.fhir.rest.param;
/*
* #%L
* HAPI FHIR Library
* %%
* Copyright (C) 2014 University Health Network
* %%
* Licensed 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.
* #L%
*/
import java.lang.reflect.Method;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import org.apache.commons.lang3.StringUtils;
import ca.uhn.fhir.context.ConfigurationException;
import ca.uhn.fhir.context.FhirContext;
import ca.uhn.fhir.model.primitive.InstantDt;
import ca.uhn.fhir.parser.DataFormatException;
import ca.uhn.fhir.rest.annotation.Since;
import ca.uhn.fhir.rest.client.BaseHttpClientInvocation;
import ca.uhn.fhir.rest.method.Request;
import ca.uhn.fhir.rest.server.Constants;
import ca.uhn.fhir.rest.server.exceptions.InternalErrorException;
import ca.uhn.fhir.rest.server.exceptions.InvalidRequestException;
public class SinceParameter implements IParameter {
private Class<?> myType;
@Override
public void translateClientArgumentIntoQueryArgument(FhirContext theContext, Object theSourceClientArgument, Map<String, List<String>> theTargetQueryArguments, BaseHttpClientInvocation theClientInvocation) throws InternalErrorException {
if (theSourceClientArgument != null) {
InstantDt since = ParameterUtil.toInstant(theSourceClientArgument);
if (since.isEmpty() == false) {
theTargetQueryArguments.put(Constants.PARAM_SINCE, Collections.singletonList(since.getValueAsString()));
}
}
}
@Override
public Object translateQueryParametersIntoServerArgument(Request theRequest, Object theRequestContents) throws InternalErrorException, InvalidRequestException {
String[] sinceParams = theRequest.getParameters().remove(Constants.PARAM_SINCE);
if (sinceParams != null) {
if (sinceParams.length > 0) {
if (StringUtils.isNotBlank(sinceParams[0])) {
try {
InstantDt since = new InstantDt(sinceParams[0]);
return ParameterUtil.fromInstant(myType, since);
} catch (DataFormatException e) {
throw new InvalidRequestException("Invalid " + Constants.PARAM_SINCE + " value: " + sinceParams[0]);
}
}
}
}
return ParameterUtil.fromInstant(myType, null);
}
@Override
public void initializeTypes(Method theMethod, Class<? extends Collection<?>> theOuterCollectionType, Class<? extends Collection<?>> theInnerCollectionType, Class<?> theParameterType) {
if (theOuterCollectionType != null) {
throw new ConfigurationException("Method '" + theMethod.getName() + "' in type '" + "' is annotated with @" + Since.class.getName() + " but can not be of collection type");
}
if (!ParameterUtil.getBindableInstantTypes().contains(theParameterType)) {
throw new ConfigurationException("Method '" + theMethod.getName() + "' in type '" + "' is annotated with @" + Since.class.getName() + " but is an invalid type, must be one of: " + ParameterUtil.getBindableInstantTypes());
}
myType = theParameterType;
}
}