code: /**
   */
  package IFML.Core;
  
  import org.eclipse.emf.common.util.EList;
  
  import org.eclipse.emf.ecore.EObject;
  
  /**
   * <!-- begin-user-doc -->
   * A representation of the model object '<em><b>Element</b></em>'.
   * <!-- end-user-doc -->
   *
   * <p>
   * The following features are supported:
   * <ul>
   *   <li>{@link IFML.Core.Element#getId <em>Id</em>}</li>
   *   <li>{@link IFML.Core.Element#getConstraints <em>Constraints</em>}</li>
   *   <li>{@link IFML.Core.Element#getAnnotations <em>Annotations</em>}</li>
   * </ul>
   * </p>
   *
   * @see IFML.Core.CorePackage#getElement()
   * @model abstract="true"
   * @generated
   */
  public interface Element extends EObject {
  	/**
  	 * Returns the value of the '<em><b>Id</b></em>' attribute.
  	 * <!-- begin-user-doc -->
  	 * <p>
  	 * If the meaning of the '<em>Id</em>' attribute isn't clear,
  	 * there really should be more of a description here...
  	 * </p>
  	 * <!-- end-user-doc -->
  	 * @return the value of the '<em>Id</em>' attribute.
  	 * @see #setId(String)
  	 * @see IFML.Core.CorePackage#getElement_Id()
  	 * @model required="true" ordered="false"
  	 * @generated
  	 */
  	String getId();
  
  	/**
  	 * Sets the value of the '{@link IFML.Core.Element#getId <em>Id</em>}' attribute.
  	 * <!-- begin-user-doc -->
  	 * <!-- end-user-doc -->
  	 * @param value the new value of the '<em>Id</em>' attribute.
  	 * @see #getId()
  	 * @generated
  	 */
  	void setId(String value);
  
  	/**
  	 * Returns the value of the '<em><b>Constraints</b></em>' containment reference list.
  	 * The list contents are of type {@link IFML.Core.Constraint}.
  	 * <!-- begin-user-doc -->
  	 * <p>
  	 * If the meaning of the '<em>Constraints</em>' containment reference list isn't clear,
  	 * there really should be more of a description here...
  	 * </p>
  	 * <!-- end-user-doc -->
  	 * @return the value of the '<em>Constraints</em>' containment reference list.
  	 * @see IFML.Core.CorePackage#getElement_Constraints()
  	 * @model containment="true" ordered="false"
  	 * @generated
  	 */
  	EList<Constraint> getConstraints();
  
  	/**
  	 * Returns the value of the '<em><b>Annotations</b></em>' containment reference list.
  	 * The list contents are of type {@link IFML.Core.Annotation}.
  	 * <!-- begin-user-doc -->
  	 * <p>
  	 * If the meaning of the '<em>Annotations</em>' containment reference list isn't clear,
  	 * there really should be more of a description here...
  	 * </p>
  	 * <!-- end-user-doc -->
  	 * @return the value of the '<em>Annotations</em>' containment reference list.
  	 * @see IFML.Core.CorePackage#getElement_Annotations()
  	 * @model containment="true" ordered="false"
  	 * @generated
  	 */
  	EList<Annotation> getAnnotations();
  
  } // Element
  