001/*
002 * #%L
003 * HAPI FHIR - Core Library
004 * %%
005 * Copyright (C) 2014 - 2025 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.util;
021
022import org.apache.commons.lang3.builder.CompareToBuilder;
023import org.apache.commons.lang3.builder.EqualsBuilder;
024import org.apache.commons.lang3.builder.HashCodeBuilder;
025
026public class FhirVersionIndependentConcept implements Comparable<FhirVersionIndependentConcept> {
027
028        private final String mySystem;
029        private final String mySystemVersion;
030        private final String myCode;
031        private final String myDisplay;
032        private int myHashCode;
033
034        /**
035         * Constructor
036         */
037        public FhirVersionIndependentConcept(String theSystem, String theCode) {
038                this(theSystem, theCode, null);
039        }
040
041        public FhirVersionIndependentConcept(String theSystem, String theCode, String theDisplay) {
042                this(theSystem, theCode, theDisplay, null);
043        }
044
045        public FhirVersionIndependentConcept(String theSystem, String theCode, String theDisplay, String theSystemVersion) {
046                mySystem = theSystem;
047                mySystemVersion = theSystemVersion;
048                myCode = theCode;
049                myDisplay = theDisplay;
050                myHashCode = new HashCodeBuilder(17, 37).append(mySystem).append(myCode).toHashCode();
051        }
052
053        public String getDisplay() {
054                return myDisplay;
055        }
056
057        public String getSystem() {
058                return mySystem;
059        }
060
061        public String getSystemVersion() {
062                return mySystemVersion;
063        }
064
065        public String getCode() {
066                return myCode;
067        }
068
069        @Override
070        public boolean equals(Object theO) {
071                if (this == theO) {
072                        return true;
073                }
074
075                if (theO == null || getClass() != theO.getClass()) {
076                        return false;
077                }
078
079                FhirVersionIndependentConcept that = (FhirVersionIndependentConcept) theO;
080
081                return new EqualsBuilder()
082                                .append(mySystem, that.mySystem)
083                                .append(myCode, that.myCode)
084                                .isEquals();
085        }
086
087        @Override
088        public int hashCode() {
089                return myHashCode;
090        }
091
092        @Override
093        public int compareTo(FhirVersionIndependentConcept theOther) {
094                CompareToBuilder b = new CompareToBuilder();
095                b.append(mySystem, theOther.getSystem());
096                b.append(myCode, theOther.getCode());
097                return b.toComparison();
098        }
099
100        @Override
101        public String toString() {
102                return "[" + mySystem + "|" + myCode + "]";
103        }
104}