private void initTiles()
{
    // Forgive me Gang of Four wherever you are.
    /* 4 fields, 4 forest, 4 pasture, 3 mountains, 3 hills, 1 desert
       19 total
       + water */
    /* These 18+1 tiles represent the positions (hungarian-notated as p)
       on the board. Their roll numbers and terrain types will be assigned
       randomly, from the contents of a game box. */
    Tile.UnfinishedTile p0, p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11,
        p12, p13, p14, p15, p16, p17, p18, water;
    /* This line initializes all the ts to null so that I can refer to them
       later, because otherwise it thinks the try block can fail and leave
       them uninitialized, even though the exception is never actually
       thrown. */
    p0=p1=p2=p3=p4=p5=p6=p7=p8=p9=p10=p11=p12=p13=p14=p15=p16=p17=p18=null;
    water = null;
    /* These numbers are the tokens that come in the box: */
    Integer[] ns = shuffle(
        2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12
    );
    /* And these are how many of each terrain type comes in the box: */
    Tile.Terrain[] ts = shuffle(
        FIELD, FIELD, FIELD, FIELD,
        FOREST, FOREST, FOREST, FOREST,
        PASTURE, PASTURE, PASTURE, PASTURE,
        MOUNTAIN, MOUNTAIN, MOUNTAIN,
        HILL, HILL, HILL,
        DESERT
    );
    try { /* Here we're assigning the terrains (ts) and the numbers (ns) */
        int i=0;
        p0 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p1 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p2 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p3 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p4 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p5 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p6 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p7 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p8 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p9 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p10 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p11 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p12 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p13 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p14 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p15 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p16 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p17 = new Tile.UnfinishedTile(ts[i], ns[i++]);
        p18 = new Tile.UnfinishedTile(ts[i], ns[i]);
        water = new Tile.UnfinishedTile(WATER, 0);
    } catch (Tile.NeedsNeighborsException e) {
        // Duly noted, and addressed below.
        /* This exception is never thrown by any code, but it exists as
           a checked exception to ensure that everyone who uses an
           UnfinishedTile is reminded and forced to acknowledge that the
           tile is unfinished and its neighbors must be set */
    }
    /* We know about magic numbers and magic strings, here's magic code.
       I came up with this unreadable abomination by taking a hex grid
       and labelling it in an organized manner with its positions.
       Then I transcribed the neighbors of each hex into this code.
     */
    p0.setNeighbors(water, water, p2, p4, p1, water);
    p1.setNeighbors(water, p0, p4, p6, p3, water);
    p2.setNeighbors(water, water, p5, p7, p4, p0);
    p3.setNeighbors(water, p1, p6, p8, water, water);
    p4.setNeighbors(p0, p2, p7, p9, p6, p1);
    p5.setNeighbors(water, water, water, p10, p7, p2);
    p6.setNeighbors(p1, p4, p9, p11, p8, p3);
    p7.setNeighbors(p2, p5, p10, p12, p9, p4);
    p8.setNeighbors(p3, p6, p11, p13, water, water);
    p9.setNeighbors(p4, p7, p12, p14, p11, p6);
    p10.setNeighbors(p5, water, water, p15, p12, p7);
    p11.setNeighbors(p6, p9, p14, p16, p13, p8);
    p12.setNeighbors(p7, p10, p15, p17, p14, p9);
    p13.setNeighbors(p8, p11, p16, water, water, water);
    p14.setNeighbors(p9, p12, p17, p18, p16, p11);
    p15.setNeighbors(p10, water, water, water, p17, p12);
    p16.setNeighbors(p11, p14, p18, water, water, p13);
    p17.setNeighbors(p12, p15, water, water, p18, p14);
    p18.setNeighbors(p14, p17, water, water, water, p16);
}