116 lines
4.0 KiB
Java
116 lines
4.0 KiB
Java
package com.dougkeen.bart.model;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.List;
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import java.util.Set;
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import java.util.TreeSet;
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public enum Line {
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RED(false, Station.MLBR, Station.SBRN, Station.SSAN, Station.COLM,
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Station.DALY, Station.BALB, Station.GLEN, Station._24TH,
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Station._16TH, Station.CIVC, Station.POWL, Station.MONT,
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Station.EMBR, Station.WOAK, Station._12TH, Station._19TH,
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Station.MCAR, Station.ASHB, Station.DBRK, Station.NBRK,
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Station.PLZA, Station.DELN, Station.RICH),
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ORANGE(false, Station.FRMT, Station.UCTY, Station.SHAY, Station.HAYW,
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Station.BAYF, Station.SANL, Station.COLS, Station.FTVL,
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Station.LAKE, Station._12TH, Station._19TH, Station.MCAR,
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Station.ASHB, Station.DBRK, Station.NBRK, Station.PLZA,
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Station.DELN, Station.RICH),
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YELLOW(false, Station.MLBR, Station.SFIA, Station.SBRN, Station.SSAN,
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Station.COLM, Station.DALY, Station.BALB, Station.GLEN,
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Station._24TH, Station._16TH, Station.CIVC, Station.POWL,
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Station.MONT, Station.EMBR, Station.WOAK, Station._12TH,
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Station._19TH, Station.MCAR, Station.ROCK, Station.ORIN,
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Station.LAFY, Station.WCRK, Station.PHIL, Station.CONC,
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Station.NCON, Station.PITT),
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BLUE(true, Station.DALY, Station.BALB, Station.GLEN, Station._24TH,
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Station._16TH, Station.CIVC, Station.POWL, Station.MONT,
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Station.EMBR, Station.WOAK, Station.LAKE, Station.FTVL,
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Station.COLS, Station.SANL, Station.BAYF, Station.CAST,
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Station.WDUB, Station.DUBL),
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GREEN(true, Station.DALY, Station.BALB, Station.GLEN, Station._24TH,
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Station._16TH, Station.CIVC, Station.POWL, Station.MONT,
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Station.EMBR, Station.WOAK, Station.LAKE, Station.FTVL,
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Station.COLS, Station.SANL, Station.BAYF, Station.HAYW,
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Station.SHAY, Station.UCTY, Station.FRMT),
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YELLOW_ORANGE_SCHEDULED_TRANSFER(YELLOW, ORANGE, Station.MLBR,
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Station.SFIA, Station.SBRN, Station.SSAN, Station.COLM,
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Station.DALY, Station.BALB, Station.GLEN, Station._24TH,
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Station._16TH, Station.CIVC, Station.POWL, Station.MONT,
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Station.EMBR, Station.WOAK, Station.ASHB, Station.DBRK,
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Station.NBRK, Station.PLZA, Station.DELN, Station.RICH);
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public final List<Station> stations;
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protected final boolean directionMayInvert;
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protected final boolean requiresTransfer;
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protected final Line transferLine1;
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protected final Line transferLine2;
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private Line(boolean directionMayInvert, Station... stationArray) {
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this.requiresTransfer = false;
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this.directionMayInvert = directionMayInvert;
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stations = Arrays.asList(stationArray);
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this.transferLine1 = null;
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this.transferLine2 = null;
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}
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private Line(Line transferLine1, Line transferLine2,
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Station... stationArray) {
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this.requiresTransfer = true;
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this.directionMayInvert = false;
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stations = Arrays.asList(stationArray);
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this.transferLine1 = transferLine1;
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this.transferLine2 = transferLine2;
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}
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private Line(boolean directionMayInvert, Line transferLine1,
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Line transferLine2, Station... stationArray) {
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this.requiresTransfer = true;
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this.directionMayInvert = directionMayInvert;
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stations = Arrays.asList(stationArray);
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this.transferLine1 = transferLine1;
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this.transferLine2 = transferLine2;
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}
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public static Collection<Line> getLinesForStation(Station station) {
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Collection<Line> lines = new ArrayList<Line>();
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for (Line line : Line.values()) {
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if (line.stations.contains(station)) {
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lines.add(line);
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}
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}
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return lines;
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}
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public static Collection<Line> getLinesWithStations(Station station1,
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Station station2) {
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Collection<Line> lines = new ArrayList<Line>();
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for (Line line : Line.values()) {
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if (line.stations.contains(station1)
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&& line.stations.contains(station2)) {
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lines.add(line);
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}
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}
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return lines;
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}
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public static Set<Station> getPotentialDestinations(Station station) {
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Set<Station> destinations = new TreeSet<Station>();
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for (Line line : getLinesForStation(station)) {
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destinations.addAll(line.stations);
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}
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destinations.remove(station);
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return destinations;
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}
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}
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