001/*
002 * #%L
003 * HAPI FHIR - Core Library
004 * %%
005 * Copyright (C) 2014 - 2024 Smile CDR, Inc.
006 * %%
007 * Licensed under the Apache License, Version 2.0 (the "License");
008 * you may not use this file except in compliance with the License.
009 * You may obtain a copy of the License at
010 *
011 *      http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing, software
014 * distributed under the License is distributed on an "AS IS" BASIS,
015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016 * See the License for the specific language governing permissions and
017 * limitations under the License.
018 * #L%
019 */
020package ca.uhn.fhir.rest.gclient;
021
022import ca.uhn.fhir.context.FhirContext;
023
024import static org.apache.commons.lang3.StringUtils.defaultString;
025
026public class CompositeCriterion<A extends IParam, B extends IParam>
027                implements ICompositeWithLeft<B>, ICriterion<B>, ICriterionInternal {
028
029        private ICriterion<B> myRight;
030        private String myName;
031        private ICriterion<A> myLeft;
032
033        public CompositeCriterion(String theName, ICriterion<A> theLeft) {
034                myName = theName;
035                myLeft = theLeft;
036        }
037
038        @Override
039        public ICriterion<B> withRight(ICriterion<B> theRight) {
040                myRight = theRight;
041                return this;
042        }
043
044        @Override
045        public String getParameterValue(FhirContext theContext) {
046                ICriterionInternal left = (ICriterionInternal) myLeft;
047                ICriterionInternal right = (ICriterionInternal) myRight;
048                return defaultString(left.getParameterValue(theContext))
049                                + '$'
050                                + defaultString(right.getParameterValue(theContext));
051        }
052
053        @Override
054        public String getParameterName() {
055                return myName;
056        }
057}