package ca.uhn.fhir.util;
/*
* #%L
* HAPI FHIR - Core Library
* %%
* Copyright (C) 2014 - 2017 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.Collection;
import org.apache.commons.lang3.Validate;
import org.hl7.fhir.instance.model.api.IBase;
import org.hl7.fhir.instance.model.api.IBaseDatatype;
import org.hl7.fhir.instance.model.api.IBaseParameters;
import org.hl7.fhir.instance.model.api.IBaseResource;
import org.hl7.fhir.instance.model.api.IPrimitiveType;
import ca.uhn.fhir.context.BaseRuntimeChildDefinition;
import ca.uhn.fhir.context.BaseRuntimeElementCompositeDefinition;
import ca.uhn.fhir.context.FhirContext;
import ca.uhn.fhir.context.RuntimeResourceDefinition;
import ca.uhn.fhir.model.primitive.StringDt;
/**
* Utilities for dealing with parameters resources
*/
public class ParametersUtil {
public static void addParameterToParameters(FhirContext theContext, IBaseResource theTargetResource, Object sourceClientArgument, String theName) {
RuntimeResourceDefinition def = theContext.getResourceDefinition(theTargetResource);
BaseRuntimeChildDefinition paramChild = def.getChildByName("parameter");
BaseRuntimeElementCompositeDefinition<?> paramChildElem = (BaseRuntimeElementCompositeDefinition<?>) paramChild.getChildByName("parameter");
addClientParameter(theContext, sourceClientArgument, theTargetResource, paramChild, paramChildElem, theName);
}
private static void addClientParameter(FhirContext theContext, Object theSourceClientArgument, IBaseResource theTargetResource, BaseRuntimeChildDefinition paramChild, BaseRuntimeElementCompositeDefinition<?> paramChildElem, String theName) {
if (theSourceClientArgument instanceof IBaseResource) {
IBase parameter = createParameterRepetition(theContext, theTargetResource, paramChild, paramChildElem, theName);
paramChildElem.getChildByName("resource").getMutator().addValue(parameter, (IBaseResource) theSourceClientArgument);
} else if (theSourceClientArgument instanceof IBaseDatatype) {
IBase parameter = createParameterRepetition(theContext, theTargetResource, paramChild, paramChildElem, theName);
paramChildElem.getChildByName("value[x]").getMutator().addValue(parameter, (IBaseDatatype) theSourceClientArgument);
} else if (theSourceClientArgument instanceof Collection) {
Collection<?> collection = (Collection<?>) theSourceClientArgument;
for (Object next : collection) {
addClientParameter(theContext, next, theTargetResource, paramChild, paramChildElem, theName);
}
} else {
throw new IllegalArgumentException("Don't know how to handle value of type " + theSourceClientArgument.getClass() + " for paramater " + theName);
}
}
private static IBase createParameterRepetition(FhirContext theContext, IBaseResource theTargetResource, BaseRuntimeChildDefinition paramChild, BaseRuntimeElementCompositeDefinition<?> paramChildElem, String theName) {
IBase parameter = paramChildElem.newInstance();
paramChild.getMutator().addValue(theTargetResource, parameter);
IPrimitiveType<?> value;
value = createString(theContext, theName);
paramChildElem.getChildByName("name").getMutator().addValue(parameter, value);
return parameter;
}
public static IPrimitiveType<?> createString(FhirContext theContext, String theValue) {
IPrimitiveType<?> value;
if (theContext.getVersion().getVersion().isRi()) {
value = (IPrimitiveType<?>) theContext.getElementDefinition("string").newInstance(theValue);
} else {
value = new StringDt(theValue);
}
return value;
}
public static IBaseParameters newInstance(FhirContext theContext) {
Validate.notNull(theContext, "theContext must not be null");
return (IBaseParameters) theContext.getResourceDefinition("Parameters").newInstance();
}
}