// $Id: ConstConfig.java,v 1.6 2007/11/07 00:09:49 zahorjan Exp $

/**
 * Symbolic constants that control what the built code does
 * (in the flavor of C's #ifdef, more or less).
 */

public class ConstConfig {

    /**
     * It's often handy to be able to re-run a trial, for debugging
     * purposes.  It's also handy to be able to get different, random
     * trials each run.  This variable determines which you will
     * get when you run (repeatably random or unrepeatably random).
     */
    public static final boolean REPEATABLE_RUN = true;
    /**
     * Seed used if REPEATABLE_RUN is set to true.
     */
    public static final long MYRANDOM_SEED = 461461461;

    /**
     * If you want to produce a time series graph of the average
     * fraction of actually reachable pairs reachable by the 
     * routing tables:
     * <ul>
     * <li>set this variable to true
     * <li>run the simulation
     * <li>run the 'createGraph.pl' script (e.g., '$ ./createGraph.pl').
     * <li>That creates files simgraph.ps and simgraph.pdf. Either
     *     can be viewed using standard tools.  (For example, you
     *     can open simgraph.pdf in a browser or using Acrobat Reader.)
     * </ul>
     * <b>For this to work, the system you're on must have installed:</b>
     * <ul>
     * <li> jgraph 
     * (<a target="_parent" href="http://www.cs.utk.edu/~plank/plank/jgraph/jgraph.html">http://www.cs.utk.edu/~plank/plank/jgraph/jgraph.html</a>)
     * <li>ps2pdf
     * </ul>
     * <b>and they must be on your $PATH.</b>
     * <p>
     * On attu I've put a copy in /cse/courses/cse461/07au/.
     */
    public static final boolean WRITE_REACHABILITY_GRAPH = true;

    /**
     * If set to true, 'helpful' trace information about nodes
     * going down and recovering is printed.
     */
    public static boolean DEBUG = false;
}