public synchronized boolean moveClientBackward(Client client) {
assert (client != null);
Object o = clientMap.get(client);
assert (o instanceof DirectedPoint);
DirectedPoint dp = (DirectedPoint) o;
return moveClient(client, dp.getDirection().invert());
}
public synchronized Direction getClientOrientation(Client client) {
assert (client != null);
Object o = clientMap.get(client);
assert (o instanceof DirectedPoint);
DirectedPoint dp = (DirectedPoint) o;
return dp.getDirection();
}
/**
* Internal helper called when a {@link Client} emits a turnRight action.
*
* @param client The {@link Client} to rotate.
*/
private synchronized void rotateClientRight(Client client) {
assert (client != null);
Object o = clientMap.get(client);
assert (o instanceof DirectedPoint);
DirectedPoint dp = (DirectedPoint) o;
clientMap.put(client, new DirectedPoint(dp, dp.getDirection().turnRight()));
update();
}
private synchronized Collection moveProjectile(Projectile prj) {
Collection deadPrj = new LinkedList();
assert (prj != null);
Object o = projectileMap.get(prj);
assert (o instanceof DirectedPoint);
DirectedPoint dp = (DirectedPoint) o;
Direction d = dp.getDirection();
CellImpl cell = getCellImpl(dp);
/* Check for a wall */
if (cell.isWall(d)) {
// If there is a wall, the projectile goes away.
cell.setContents(null);
deadPrj.add(prj);
update();
return deadPrj;
}
DirectedPoint newPoint = new DirectedPoint(dp.move(d), d);
/* Is the point within the bounds of maze? */
assert (checkBounds(newPoint));
CellImpl newCell = getCellImpl(newPoint);
Object contents = newCell.getContents();
if (contents != null) {
// If it is a Client, kill it outright
if (contents instanceof Client) {
System.out.println(
"KILL ENEMY!!!!"
+ prj.getOwner().getName()
+ " kills "
+ ((Client) contents).getName());
killClient(prj.getOwner(), (Client) contents);
System.out.println("Set content to null");
cell.setContents(null);
deadPrj.add(prj);
System.out.println("Add to deadPrj");
update();
System.out.println("moveProjectile() returns!!!");
return deadPrj;
/*killClient(prj.getOwner(), (Client)contents);
cell.setContents(null);
deadPrj.add(prj);
update();
return deadPrj;*/
} else {
// Bullets destroy each other
System.out.println("BULLETS destroyED!!!!");
assert (contents instanceof Projectile);
newCell.setContents(null);
cell.setContents(null);
deadPrj.add(prj);
deadPrj.add(contents);
update();
return deadPrj;
/*assert(contents instanceof Projectile);
newCell.setContents(null);
cell.setContents(null);
deadPrj.add(prj);
deadPrj.add(contents);
update();
return deadPrj;*/
}
}
/* Clear the old cell */
cell.setContents(null);
/* Write the new cell */
projectileMap.put(prj, newPoint);
newCell.setContents(prj);
update();
return deadPrj;
}