stream.io.AbstractQueue Maven / Gradle / Ivy

Go to download
/*
 *  streams library
 *
 *  Copyright (C) 2011-2014 by Christian Bockermann, Hendrik Blom
 * 
 *  streams is a library, API and runtime environment for processing high
 *  volume data streams. It is composed of three submodules "stream-api",
 *  "stream-core" and "stream-runtime".
 *
 *  The streams library (and its submodules) is free software: you can 
 *  redistribute it and/or modify it under the terms of the 
 *  GNU Affero General Public License as published by the Free Software 
 *  Foundation, either version 3 of the License, or (at your option) any 
 *  later version.
 *
 *  The stream.ai library (and its submodules) is distributed in the hope
 *  that it will be useful, but WITHOUT ANY WARRANTY; without even the implied 
 *  warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Affero General Public License for more details.
 *
 *  You should have received a copy of the GNU Affero General Public License
 *  along with this program.  If not, see http://www.gnu.org/licenses/.
 */
package stream.io;

/**
 * @author chris, Hendrik
 * 
 */
public abstract class AbstractQueue implements Queue, QueueService {

	protected String id;

	protected int capacity = 1000;

	/**
	 * @see stream.io.Source#getId()
	 */
	@Override
	public String getId() {
		return id;
	}

	/**
	 * @see stream.io.Source#setId(java.lang.String)
	 */
	@Override
	public void setId(String id) {
		this.id = id;
	}

	/**
	 * @see stream.io.Queue#setSize(java.lang.Integer)
	 */
	@Override
	public void setCapacity(Integer limit) {
		if (limit <= 0)
			throw new IllegalArgumentException();
		this.capacity = limit;
	}

	@Override
	public Integer getCapacity() {
		return capacity;
	}
}