motsim/TrialDataDynamic.java

   1 /**
   2  * TrialDataDynamic.java
   3  * motsim
   4  */
   5
   6 import java.awt.geom.Point2D;
   7 import java.util.HashSet;
   8 import java.util.Random;
   9
  10 public class TrialDataDynamic {
  11
  12         Random rand;
  13
  14         public TrialDataDynamic() {
  15                 rand = new Random();
  16         }
  17
  18         /**
  19          * An array of aircraft operator prefixes.
  20          */
  21         final private String[] callsign_prefixes = {
  22                         "SWA", "AAL", "UAL", "COA", "DAL", "FDX", "NWA", "UPS", "SKW",
  23                         "ACA", "BTA", "AWE", "JBU", "USA", "ASA", "TRS", "BAW", "ABX",
  24                         "EGF", "DLH", "WJA", "AFR", "ASH", "ASQ", "AMF", "FFT", "FLG",
  25                         "COM", "JZA", "CHQ", "QXE", "KLM", "DHL", "MES", "HAL", "USC",
  26                         "LOF", "VIR", "CJC", "KAL", "JIA", "VRD", "NKS", "TSC", "RPA",
  27                         "TCF", "CPA", "AWI", "IBE", "MXA", "EJA", "AZA", "SWR", "MEP",
  28                         "PEN", "LBQ", "GLA", "EIN", "CAL", "AAY", "AMX", "TCX", "MPH",
  29                         "CCI", "FLX", "BKA", "JAZ", "AIC", "GJS", "JAL", "ANA", "SCX",
  30                         "MTN", "FTA", "PDT", "LTU", "CPZ", "REX", "AJM", "MPE", "SIA",
  31                         "ICE", "SAS", "AEA", "CRL", "SKQ", "CMI", "CLX", "FIV", "TAI",
  32                         "MRA", "CJT", "ELY", "EVA", "NCB", "PCO", "ATN", "TOM", "CFG",
  33                         "AAR", "LAN", "MAL", "GTI", "JAI", "ERH", "CMP", "AUA", "RZO",
  34                         "GSM", "SWG", "AVA", "THT", "WAE", "SNC", "WIG", "LOT", "CCA",
  35                         "AFL", "XLA", "FRL", "GLR", "TAM", "FCA", "UAE", "GWY", "SVX",
  36                         "MDS", "SAA", "CWC", "BMA", "CAV", "DCS", "LAL", "OOM", "MUI",
  37                         "OAL", "KFA", "LYM", "WEW", "CTA", "BBR", "HKI", "MKU", "IWD",
  38                         "WIS", "RAM", "CPT", "CGC", "SUB", "FAB", "FIN", "CUB", "VTS",
  39                         "CGL", "CLA", "WAV", "ADH", "RJA", "AAH", "CKK", "SSX", "ANZ",
  40                         "WOA", "TAP", "THU", "VPB", "LNX", "CES", "KAP", "LPE", "GGN",
  41                         "NWD", "EXA", "WWI", "CHH", "PCE", "CAP", "SLI", "APW", "ACT",
  42                         "VPA", "CAO", "THY", "WIA", "CNK", "CGR", "CFN", "FPG", "APC",
  43                         "FWL", "GRC", "TFL", "UKZ", "NMI", "PRO", "ASP", "CON", "EMD",
  44                         "ETH", "SSV", "GCO", "AJT", "DNJ", "FRE", "BXR", "TAG", "BVN",
  45                         "BOS", "CKS", "PRY", "PAC", "PGX", "PAG", "NOA", "JDC", "AIP",
  46                         "BLS", "GLT", "MAH", "BXH", "CFC", "SQC", "VAL", "MAS", "ARG",
  47                         "MAX", "CGN", "NRL", "LNE", "ETD", "GUN", "OAE", "QTR", "EJM",
  48                         "ANT", "NDU", "ISR", "TWY", "MSR", "CCY", "OPT", "TEC", "PWA",
  49                         "LRC", "BOE", "MPD", "QFA", "CFZ", "CJA", "AVI", "CSA", "GEC",
  50                         "QUE"
  51         };
  52
  53         /**
  54          * Generate a set of random callsigns using a random prefix from
  55          * "callsign_prefixes" and a random 3 digit number.
  56          *
  57          * @param count The number of callsigns to generate.
  58          * @return A HashSet of callsigns.
  59          */
  60         HashSet<String> generate_callsigns( int count ) {
  61                 HashSet<String> callsigns = new HashSet<String>( count );
  62                 while ( callsigns.size() < count ) {
  63                         int randomInt = rand.nextInt( callsign_prefixes.length );
  64                         int callsign_suffix = 0;
  65                         while ( callsign_suffix < 100 ) {
  66                                 callsign_suffix = rand.nextInt( 1000 );
  67                         }
  68                         callsigns.add( callsign_prefixes[randomInt] +
  69                                         String.valueOf( callsign_suffix ) );
  70                 }
  71                 return callsigns;
  72         }
  73
  74         /**
  75          * Generate a set of random coordinates between 0.0 and 1.0.
  76          *
  77          * @param count The number of coordinates to generate.
  78          * @return A HashSet of coordinates.
  79          */
  80         HashSet<Point2D.Double> generate_coordinates( int count ) {
  81                 HashSet<Point2D.Double> coordinates =
  82                         new HashSet<Point2D.Double>( count );
  83                 while ( coordinates.size() < count ) {
  84                         double x = rand.nextDouble();
  85                         double y = rand.nextDouble();
  86                         Point2D.Double point = new Point2D.Double();
  87                         point.setLocation(x, y);
  88                         coordinates.add( point );
  89                 }
  90                 return coordinates;
  91         }
  92
  93 }