/*
 * Copyright (C) 2007-2012 Argeo GmbH
 *
 * 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.
 */
package org.argeo.slc.execution;

import java.util.List;

/**
 * Implementations of this interface can be notified of events related to
 * process execution.
 */
public interface ExecutionProcessNotifier {
	/**
	 * Notify a status change, see {@link ExecutionProcess} for the list of
	 * vaailable statuses.
	 */
	public void updateStatus(ExecutionProcess process, String oldStatus,
			String newStatus);

	/** Notifiy of new execution steps. */
	public void addSteps(ExecutionProcess process, List<ExecutionStep> steps);

}