001/** 002 * This file is part of the Kompics P2P Framework. 003 * 004 * Copyright (C) 2009 Swedish Institute of Computer Science (SICS) Copyright (C) 005 * 2009 Royal Institute of Technology (KTH) 006 * 007 * Kompics is free software; you can redistribute it and/or modify it under the 008 * terms of the GNU General Public License as published by the Free Software 009 * Foundation; either version 2 of the License, or (at your option) any later 010 * version. 011 * 012 * This program is distributed in the hope that it will be useful, but WITHOUT 013 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 014 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more 015 * details. 016 * 017 * You should have received a copy of the GNU General Public License along with 018 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple 019 * Place - Suite 330, Boston, MA 02111-1307, USA. 020 */ 021package se.sics.kompics.simulator.adaptor.distributions; 022 023import java.io.Serializable; 024 025/** 026 * The <code>Distribution</code> class. 027 * 028 * @author Cosmin Arad {@literal <[email protected]>} 029 * @version $Id$ 030 */ 031public abstract class Distribution<E extends Number> implements Serializable { 032 033 private static final long serialVersionUID = 7789173701412786074L; 034 035 public static enum Type { 036 037 CONSTANT, UNIFORM, NORMAL, EXPONENTIAL, OTHER; 038 }; 039 040 private final Type type; 041 042 private final Class<E> numberType; 043 044 protected Distribution(Type type, Class<E> numberType) { 045 this.type = type; 046 this.numberType = numberType; 047 } 048 049 public final Type getType() { 050 return type; 051 } 052 053 public final Class<E> getNumberType() { 054 return numberType; 055 } 056 057 public abstract E draw(); 058}