001package org.hl7.fhir.r4.model.codesystems;
002
003/*
004  Copyright (c) 2011+, HL7, Inc.
005  All rights reserved.
006  
007  Redistribution and use in source and binary forms, with or without modification, 
008  are permitted provided that the following conditions are met:
009  
010   * Redistributions of source code must retain the above copyright notice, this 
011     list of conditions and the following disclaimer.
012   * Redistributions in binary form must reproduce the above copyright notice, 
013     this list of conditions and the following disclaimer in the documentation 
014     and/or other materials provided with the distribution.
015   * Neither the name of HL7 nor the names of its contributors may be used to 
016     endorse or promote products derived from this software without specific 
017     prior written permission.
018  
019  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
020  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
021  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
022  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
023  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
024  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
025  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
026  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
027  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
028  POSSIBILITY OF SUCH DAMAGE.
029  
030*/
031
032// Generated on Sun, May 6, 2018 17:51-0400 for FHIR v3.4.0
033
034
035import org.hl7.fhir.exceptions.FHIRException;
036
037public enum SystemVersionProcessingMode {
038
039        /**
040         * Use this version of the code system if a value set doesn't specify a version
041         */
042        DEFAULT, 
043        /**
044         * Use this version of the code system. If a value set specifies a different version, the expansion operation should fail
045         */
046        CHECK, 
047        /**
048         * Use this version of the code system irrespective of which version is specified by a value set. Note that this has obvious safety issues, in that it may result in a value set expansion giving a different list of codes that is both wrong and unsafe, and implementers should only use this capability reluctantly. It primarily exists to deal with situations where specifications have fallen into decay as time passes. If the value is override, the version used SHALL explicitly be represented in the expansion parameters
049         */
050        OVERRIDE, 
051        /**
052         * added to help the parsers
053         */
054        NULL;
055        public static SystemVersionProcessingMode fromCode(String codeString) throws FHIRException {
056            if (codeString == null || "".equals(codeString))
057                return null;
058        if ("default".equals(codeString))
059          return DEFAULT;
060        if ("check".equals(codeString))
061          return CHECK;
062        if ("override".equals(codeString))
063          return OVERRIDE;
064        throw new FHIRException("Unknown SystemVersionProcessingMode code '"+codeString+"'");
065        }
066        public String toCode() {
067          switch (this) {
068            case DEFAULT: return "default";
069            case CHECK: return "check";
070            case OVERRIDE: return "override";
071            default: return "?";
072          }
073        }
074        public String getSystem() {
075          return "http://hl7.org/fhir/system-version-processing-mode";
076        }
077        public String getDefinition() {
078          switch (this) {
079            case DEFAULT: return "Use this version of the code system if a value set doesn't specify a version";
080            case CHECK: return "Use this version of the code system. If a value set specifies a different version, the expansion operation should fail";
081            case OVERRIDE: return "Use this version of the code system irrespective of which version is specified by a value set. Note that this has obvious safety issues, in that it may result in a value set expansion giving a different list of codes that is both wrong and unsafe, and implementers should only use this capability reluctantly. It primarily exists to deal with situations where specifications have fallen into decay as time passes. If the value is override, the version used SHALL explicitly be represented in the expansion parameters";
082            default: return "?";
083          }
084        }
085        public String getDisplay() {
086          switch (this) {
087            case DEFAULT: return "Default Version";
088            case CHECK: return "Check ValueSet Version";
089            case OVERRIDE: return "Override ValueSet Version";
090            default: return "?";
091          }
092    }
093
094
095}
096