code: public void setTypeReference(JvmTypeReference newTypeReference)
  	{
  		if (newTypeReference != typeReference)
  		{
  			NotificationChain msgs = null;
  			if (typeReference != null)
  				msgs = ((InternalEObject)typeReference).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - TypesPackage.JVM_TYPE_CONSTRAINT__TYPE_REFERENCE, null, msgs);
  			if (newTypeReference != null)
  				msgs = ((InternalEObject)newTypeReference).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - TypesPackage.JVM_TYPE_CONSTRAINT__TYPE_REFERENCE, null, msgs);
  			msgs = basicSetTypeReference(newTypeReference, msgs);
  			if (msgs != null) msgs.dispatch();
  		}
  		else if (eNotificationRequired())
  			eNotify(new ENotificationImpl(this, Notification.SET, TypesPackage.JVM_TYPE_CONSTRAINT__TYPE_REFERENCE, newTypeReference, newTypeReference));
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated