package ca.uhn.fhir.rest.method;
/*
* #%L
* HAPI FHIR - Core 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.util.Collections;
import java.util.List;
import org.apache.commons.lang3.StringUtils;
import ca.uhn.fhir.context.FhirContext;
import ca.uhn.fhir.model.api.IQueryParameterOr;
import ca.uhn.fhir.model.api.IQueryParameterType;
import ca.uhn.fhir.rest.server.exceptions.InternalErrorException;
import ca.uhn.fhir.rest.server.exceptions.InvalidRequestException;
final class QueryParameterTypeBinder extends BaseBinder<IQueryParameterType> implements IParamBinder {
QueryParameterTypeBinder(Class<? extends IQueryParameterType> theType, List<Class<? extends IQueryParameterType>> theCompositeTypes) {
super(theType, theCompositeTypes);
}
@SuppressWarnings("unchecked")
@Override
public List<IQueryParameterOr<?>> encode(FhirContext theContext, Object theString) throws InternalErrorException {
IQueryParameterType param = (IQueryParameterType) theString;
List<?> retVal = Collections.singletonList(MethodUtil.singleton(param));
return (List<IQueryParameterOr<?>>) retVal;
}
@Override
public Object parse(String theName, List<QualifiedParamList> theParams) throws InternalErrorException, InvalidRequestException {
String value = theParams.get(0).get(0);
if (StringUtils.isBlank(value)) {
return null;
}
IQueryParameterType dt = super.newInstance();
if (theParams.size() == 0 || theParams.get(0).size() == 0) {
return dt;
}
if (theParams.size() > 1 || theParams.get(0).size() > 1) {
throw new InvalidRequestException("Multiple values detected for non-repeatable parameter '" + theName + "'. This server is not configured to allow multiple (AND/OR) values for this param.");
}
dt.setValueAsQueryToken(theParams.get(0).getQualifier(), value);
return dt;
}
}