/**
    * The contents of this file are subject to the Mozilla Public License Version 1.1
    * (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.mozilla.org/MPL/
    * Software distributed under the License is distributed on an "AS IS" basis,
    * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the
    * specific language governing rights and limitations under the License.
    *
    * The Original Code is "IStructureDefinition.java"
   *
   * The Initial Developer of the Original Code is University Health Network. Copyright (C)
   * 2001.  All Rights Reserved.
   *
   * Contributor(s):
   *
   * Alternatively, the contents of this file may be used under the terms of the
   * GNU General Public License (the  �GPL�), in which case the provisions of the GPL are
   * applicable instead of those above.  If you wish to allow use of your version of this
   * file only under the terms of the GPL and not to allow others to use your version
   * of this file under the MPL, indicate your decision by deleting  the provisions above
   * and replace  them with the notice and other provisions required by the GPL License.
   * If you do not delete the provisions above, a recipient may use your version of
   * this file under either the MPL or the GPL.
   *
   */
  
  package ca.uhn.hl7v2.parser;
  
  import java.util.Collections;
  import java.util.List;
  import java.util.Set;
  
  /**
   * Structure definition which defines a non-standard structure within a parent
   * structure.
   * 
   * This class is used more as a runtime placeholder than as something that would
   * be produced by the structure parser.
   */
  public class NonStandardStructureDefinition implements IStructureDefinition {
  
  	private final String myName;
  	private final IStructureDefinition myParent;
  	private final int myPosition;
  	private final IStructureDefinition myPreviousSibling;
  
  	/**
  	 * Constructor
  	 */
  	public NonStandardStructureDefinition(IStructureDefinitionuhn/hl7v2/parser/IStructureDefinition.html#IStructureDefinition">IStructureDefinition theParent, IStructureDefinition thePreviousSibling, String theName, int thePosition) {
  		if (theName == null || theName.length() == 0) {
  			throw new IllegalArgumentException("theName is missing");
  		}
  		
  		myParent = theParent;
  		myName = theName;
  		myPreviousSibling = thePreviousSibling;
  		myPosition = thePosition;
  	}
  
  	/**
  	 * {@inheritDoc }
  	 */
  	@Override
  	public Set<String> getAllChildNames() {
  		return Collections.emptySet();
  	}
  
  	/**
  	 * {@inheritDoc }
  	 */
  	@Override
      public Set<String> getAllPossibleFirstChildren() {
  		return Collections.emptySet();
  	}
  
  	/**
  	 * {@inheritDoc }
  	 */
  	@Override
  	public List<StructureDefinition> getChildren() {
  		return Collections.emptyList();
  	}
  
  	/**
  	 * {@inheritDoc }
  	 */
  	@Override
  	public IStructureDefinition getFirstChild() {
  		return null;
  	}
  
  	/**
  	 * {@inheritDoc }
  	 */
  	@Override
  	public IStructureDefinition getFirstSibling() {
  		return null;
  	}
 
 	/**
 	 * {@inheritDoc }
 	 */
 	public String getName() {
 		return myName;
 	}
 
 	/**
 	 * {@inheritDoc}
 	 */
 	@Override
 	public String getNameAsItAppearsInParent() {
 		return getName();
 	}
 
 	/**
 	 * {@inheritDoc }
 	 */
 	@Override
 	public Set<String> getNamesOfAllPossibleFollowingLeaves() {
 		return myPreviousSibling.getNamesOfAllPossibleFollowingLeaves();
 	}
 
 	/**
 	 * {@inheritDoc }
 	 */
 	@Override
 	public IStructureDefinition getNextLeaf() {
 		return myPreviousSibling.getNextLeaf();
 	}
 
 	/**
 	 * {@inheritDoc }
 	 */
 	@Override
 	public IStructureDefinition getNextSibling() {
 		return myPreviousSibling.getNextSibling();
 	}
 
 	/**
 	 * {@inheritDoc }
 	 */
 	@Override
 	public IStructureDefinition getParent() {
 		return myParent;
 	}
 
 	/**
 	 * {@inheritDoc }
 	 */
 	@Override
 	public int getPosition() {
 		return myPosition;
 	}
 
 	/**
 	 * {@inheritDoc }
 	 */
 	@Override
 	public boolean hasChildren() {
 		return false;
 	}
 
 	/**
 	 * {@inheritDoc }
 	 */
 	@Override
 	public boolean isFinalChildOfParent() {
 		return myPreviousSibling.isFinalChildOfParent();
 	}
 
 	/**
 	 * {@inheritDoc }
 	 */
 	@Override
 	public boolean isRepeating() {
 		return true;
 	}
 
 	/**
 	 * {@inheritDoc }
 	 */
 	@Override
 	public boolean isRequired() {
 		return false;
 	}
 
 	/**
 	 * {@inheritDoc }
 	 */
 	@Override
 	public boolean isSegment() {
 		return true;
 	}
 
 	/**
 	 * {@inheritDoc }
 	 */
 	@Override
 	public boolean isChoiceElement() {
 		return false;
 	}
 
 }