Class World

java.lang.Object
  |
  +--World

All Implemented Interfaces:

java.lang.Cloneable

public class World

extends java.lang.Object

implements java.lang.Cloneable

One state of the world. Wrapper around a map, gets rid of some annoying casts.

Constructor Summary

World()

Method Summary

java.lang.Object	clone() Clone world.
Body	get(int id) Get a body by id.
java.util.Collection	getBodies()
java.util.Map	getBodiesById()
java.util.Set	getIds()
boolean	has(int id) Whether world contains body with given id.
boolean	isEmpty()
void	put(Body m) Place new body into the world, or replace a stale one by id.
void	remove(int id) Remove a body by id.
int	size()
java.util.ArrayList	snapshotBodies()
void	update(long time) Extrapolate all moving bodies to given time.

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

World

public World()

Method Detail

put

public void put(Body m)

Place new body into the world, or replace a stale one by id.

remove

public void remove(int id)

Remove a body by id.

has

public boolean has(int id)

Whether world contains body with given id.

get

public Body get(int id)

Get a body by id.

isEmpty

public boolean isEmpty()

size

public int size()

clone

public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException

Clone world. Makes shallow copy of map.

Overrides:

clone in class java.lang.Object

getBodiesById

public java.util.Map getBodiesById()

getIds

public java.util.Set getIds()

getBodies

public java.util.Collection getBodies()

snapshotBodies

public java.util.ArrayList snapshotBodies()

update

public void update(long time)

Extrapolate all moving bodies to given time.