package ca.uhn.fhir.model.dstu.valueset;
   
   /*
    * #%L
    * HAPI FHIR - Core Library
    * %%
    * Copyright (C) 2014 University Health Network
    * %%
   * 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%
   */
  
  import java.util.HashMap;
  import java.util.Map;
  
  import ca.uhn.fhir.model.api.IValueSetEnumBinder;
  
  public enum ExtensionContextEnum {
  
  	/**
  	 * Code Value: <b>resource</b>
  	 *
  	 * The context is all elements matching a particular resource element path.
  	 */
  	RESOURCE("resource", "http://hl7.org/fhir/extension-context"),
  	
  	/**
  	 * Code Value: <b>datatype</b>
  	 *
  	 * The context is all nodes matching a particular data type element path (root or repeating element) or all elements referencing a particular primitive data type (expressed as the datatype name).
  	 */
  	DATATYPE("datatype", "http://hl7.org/fhir/extension-context"),
  	
  	/**
  	 * Code Value: <b>mapping</b>
  	 *
  	 * The context is all nodes whose mapping to a specified reference model corresponds to a particular mapping structure.  The context identifies the mapping target. The mapping should clearly identify where such an extension could be used.
  	 */
  	MAPPING("mapping", "http://hl7.org/fhir/extension-context"),
  	
  	/**
  	 * Code Value: <b>extension</b>
  	 *
  	 * The context is a particular extension from a particular profile.  Expressed as uri#name, where uri identifies the profile and #name identifies the extension code.
  	 */
  	EXTENSION("extension", "http://hl7.org/fhir/extension-context"),
  	
  	;
  	
  	/**
  	 * Identifier for this Value Set:
  	 * http://hl7.org/fhir/vs/extension-context
  	 */
  	public static final String VALUESET_IDENTIFIER = "http://hl7.org/fhir/vs/extension-context";
  
  	/**
  	 * Name for this Value Set:
  	 * ExtensionContext
  	 */
  	public static final String VALUESET_NAME = "ExtensionContext";
  
  	private static Map<String, ExtensionContextEnum> CODE_TO_ENUM = new HashMap<String, ExtensionContextEnum>();
  	private static Map<String, Map<String, ExtensionContextEnum>> SYSTEM_TO_CODE_TO_ENUM = new HashMap<String, Map<String, ExtensionContextEnum>>();
  	
  	private final String myCode;
  	private final String mySystem;
  	
  	static {
  		for (ExtensionContextEnum next : ExtensionContextEnum.values()) {
  			CODE_TO_ENUM.put(next.getCode(), next);
  			
  			if (!SYSTEM_TO_CODE_TO_ENUM.containsKey(next.getSystem())) {
  				SYSTEM_TO_CODE_TO_ENUM.put(next.getSystem(), new HashMap<String, ExtensionContextEnum>());
  			}
  			SYSTEM_TO_CODE_TO_ENUM.get(next.getSystem()).put(next.getCode(), next);			
  		}
  	}
  	
  	/**
  	 * Returns the code associated with this enumerated value
  	 */
  	public String getCode() {
  		return myCode;
  	}
  	
  	/**
  	 * Returns the code system associated with this enumerated value
  	 */
 	public String getSystem() {
 		return mySystem;
 	}
 	
 	/**
 	 * Returns the enumerated value associated with this code
 	 */
 	public ExtensionContextEnum forCode(String theCode) {
 		ExtensionContextEnum retVal = CODE_TO_ENUM.get(theCode);
 		return retVal;
 	}
 
 	/**
 	 * Converts codes to their respective enumerated values
 	 */
 	public static final IValueSetEnumBinder<ExtensionContextEnum> VALUESET_BINDER = new IValueSetEnumBinder<ExtensionContextEnum>() {
 		@Override
 		public String toCodeString(ExtensionContextEnum theEnum) {
 			return theEnum.getCode();
 		}
 
 		@Override
 		public String toSystemString(ExtensionContextEnum theEnum) {
 			return theEnum.getSystem();
 		}
 		
 		@Override
 		public ExtensionContextEnum fromCodeString(String theCodeString) {
 			return CODE_TO_ENUM.get(theCodeString);
 		}
 		
 		@Override
 		public ExtensionContextEnum fromCodeString(String theCodeString, String theSystemString) {
 			Map<String, ExtensionContextEnum> map = SYSTEM_TO_CODE_TO_ENUM.get(theSystemString);
 			if (map == null) {
 				return null;
 			}
 			return map.get(theCodeString);
 		}
 		
 	};
 	
 	/** 
 	 * Constructor
 	 */
 	ExtensionContextEnum(String theCode, String theSystem) {
 		myCode = theCode;
 		mySystem = theSystem;
 	}
 
 	
 }