001package ca.uhn.fhir.rest.gclient;
002
003/*
004 * #%L
005 * HAPI FHIR - Core Library
006 * %%
007 * Copyright (C) 2014 - 2022 Smile CDR, Inc.
008 * %%
009 * Licensed under the Apache License, Version 2.0 (the "License");
010 * you may not use this file except in compliance with the License.
011 * You may obtain a copy of the License at
012 *
013 *      http://www.apache.org/licenses/LICENSE-2.0
014 *
015 * Unless required by applicable law or agreed to in writing, software
016 * distributed under the License is distributed on an "AS IS" BASIS,
017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018 * See the License for the specific language governing permissions and
019 * limitations under the License.
020 * #L%
021 */
022import static org.apache.commons.lang3.StringUtils.defaultString;
023
024import ca.uhn.fhir.context.FhirContext;
025
026public class CompositeCriterion<A extends IParam, B extends IParam> implements ICompositeWithLeft<B>, ICriterion<B>, ICriterionInternal {
027
028        private ICriterion<B> myRight;
029        private String myName;
030        private ICriterion<A> myLeft;
031
032        public CompositeCriterion(String theName, ICriterion<A> theLeft) {
033                myName = theName;
034                myLeft = theLeft;
035        }
036
037        @Override
038        public ICriterion<B> withRight(ICriterion<B> theRight) {
039                myRight = theRight;
040                return this;
041        }
042
043        @Override
044        public String getParameterValue(FhirContext theContext) {
045                ICriterionInternal left = (ICriterionInternal) myLeft;
046                ICriterionInternal right = (ICriterionInternal) myRight;
047                return defaultString(left.getParameterValue(theContext)) + '$' + defaultString(right.getParameterValue(theContext));
048        }
049
050        @Override
051        public String getParameterName() {
052                return myName;
053        }
054
055}