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/*
 * #%L
 * HAPI FHIR - Core Library
 * %%
 * Copyright (C) 2014 - 2024 Smile CDR, Inc.
 * %%
 * 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%
 */
package ca.uhn.fhir.rest.gclient;

import ca.uhn.fhir.context.FhirContext;

import static org.apache.commons.lang3.StringUtils.defaultString;

public class CompositeCriterion
		implements ICompositeWithLeft, ICriterion, ICriterionInternal {

	private ICriterion myRight;
	private String myName;
	private ICriterion myLeft;

	public CompositeCriterion(String theName, ICriterion theLeft) {
		myName = theName;
		myLeft = theLeft;
	}

	@Override
	public ICriterion withRight(ICriterion theRight) {
		myRight = theRight;
		return this;
	}

	@Override
	public String getParameterValue(FhirContext theContext) {
		ICriterionInternal left = (ICriterionInternal) myLeft;
		ICriterionInternal right = (ICriterionInternal) myRight;
		return defaultString(left.getParameterValue(theContext))
				+ '$'
				+ defaultString(right.getParameterValue(theContext));
	}

	@Override
	public String getParameterName() {
		return myName;
	}
}