components/basys.components/basyx.components.lib/src/main/java/org/eclipse/basyx/models/controlcomponent/ControlComponentChangeListener.java

/*******************************************************************************
 * Copyright (C) 2021 the Eclipse BaSyx Authors
 * 
 * This program and the accompanying materials are made
 * available under the terms of the Eclipse Public License 2.0
 * which is available at https://www.eclipse.org/legal/epl-2.0/
 * 
 * SPDX-License-Identifier: EPL-2.0
 ******************************************************************************/
package org.eclipse.basyx.models.controlcomponent;


/**
 * Receive change events from control components
 * 
 * @author kuhn
 *
 */
public interface ControlComponentChangeListener {

	
	
	/**
	 * Indicate change of a variable
	 */
	public void onVariableChange(String varName, Object newValue);
	
	
	/**
	 * Indicate new occupier
	 */
	public void onNewOccupier(String occupierId);

	
	/**
	 * Indicate new occupation state
	 */
	public void onNewOccupationState(OccupationState state);
		
	/**
	 * Indicate an execution mode change
	 */
	public void onChangedExecutionMode(ExecutionMode newExecutionMode);

	
	/**
	 * Indicate an execution state change
	 */
	public void onChangedExecutionState(ExecutionState newExecutionState);

	
	/**
	 * Indicate an operation mode change
	 */
	public void onChangedOperationMode(String newOperationMode);

	
	/**
	 * Indicate an work state change
	 */
	public void onChangedWorkState(String newWorkState);

	
	/**
	 * Indicate an error state change
	 */
	public void onChangedErrorState(String newWorkState);
}