ec.exchange
Class IslandExchangeServer

java.lang.Object
  ec.exchange.AbstractIslandExchangeServer
      ec.exchange.IslandExchangeServer

All Implemented Interfaces:

java.lang.Runnable

public class IslandExchangeServer
extends AbstractIslandExchangeServer
implements java.lang.Runnable

The IslandExchangeServer is the class that manages the main server that coordinates all the islands. The class implements Runnable (for running on a different thread).

Nested Class Summary

static class

IslandExchangeServer.IslandExchangeIslandInfo A class indicating all the information the server knows about a given island, including its mod, size, offset, and all the migrating islands it hooks to, etc.

Field Summary

static java.lang.String	FOUND The found message
static int	FOUND_TIMEOUT How much to wait for the found message (on a non-blocking socket)
static java.lang.String	GOODBYE The final message to be sent to all islands when an individual has been found
static java.lang.String	OKAY The okay message
static java.lang.String	P_MAILBOX_CAPACITY The size of the mailbox (for each of the subpopulations)
static java.lang.String	P_SERVER_PORT The server port
static java.lang.String	RUN The run message to be sent to the clients
static int	SLEEP_TIME How much to sleep between checking for a FOUND message
static java.lang.String	SYNC The synchronize message

Fields inherited from class ec.exchange.AbstractIslandExchangeServer

global_modulo, global_offset, info, island_ids, numIslands, P_ID, P_ISLAND, P_MIGRATING_ISLAND, P_MODULO, P_NUM_INCOMING_MIGRATING_COUNTRIES, P_NUM_ISLANDS, P_NUM_MIGRATING_COUNTRIES, P_OFFSET, P_SELECT_METHOD, P_SELECT_TO_DIE_METHOD, P_SIZE, P_SYNCHRONOUS, synchronous

Constructor Summary

IslandExchangeServer()

Method Summary

void	run() The main function running in the thread
protected IslandInfo	setupIslandInfo(EvolutionState state, Parameter localBase, Parameter islandBase) Populates ECJ island info.
void	setupServerFromDatabase(EvolutionState state_p, Parameter base) This setup should get called from the IslandExchange setup method.
java.lang.Thread	spawnThread() Here we spawn off the thread on ourselves

Methods inherited from class ec.exchange.AbstractIslandExchangeServer

getIsland, islands, setupStandardIslandInfo

Methods inherited from class java.lang.Object

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

Field Detail

P_SERVER_PORT

public static final java.lang.String P_SERVER_PORT

The server port

See Also:

Constant Field Values

P_MAILBOX_CAPACITY

public static final java.lang.String P_MAILBOX_CAPACITY

The size of the mailbox (for each of the subpopulations)

See Also:

Constant Field Values

RUN

public static final java.lang.String RUN

The run message to be sent to the clients

See Also:

Constant Field Values

FOUND_TIMEOUT

public static final int FOUND_TIMEOUT

How much to wait for the found message (on a non-blocking socket)

See Also:

Constant Field Values

SLEEP_TIME

public static final int SLEEP_TIME

How much to sleep between checking for a FOUND message

See Also:

Constant Field Values

GOODBYE

public static final java.lang.String GOODBYE

The final message to be sent to all islands when an individual has been found

See Also:

Constant Field Values

FOUND

public static final java.lang.String FOUND

The found message

See Also:

Constant Field Values

OKAY

public static final java.lang.String OKAY

The okay message

See Also:

Constant Field Values

SYNC

public static final java.lang.String SYNC

The synchronize message

See Also:

Constant Field Values

Constructor Detail

IslandExchangeServer

public IslandExchangeServer()

Method Detail

setupServerFromDatabase

public void setupServerFromDatabase(EvolutionState state_p,
                                    Parameter base)

This setup should get called from the IslandExchange setup method.

Overrides:

setupServerFromDatabase in class AbstractIslandExchangeServer

setupIslandInfo

protected IslandInfo setupIslandInfo(EvolutionState state,
                                     Parameter localBase,
                                     Parameter islandBase)

Populates ECJ island info.

Specified by:

setupIslandInfo in class AbstractIslandExchangeServer

run

public void run()

The main function running in the thread

Specified by:

run in interface java.lang.Runnable

spawnThread

public java.lang.Thread spawnThread()

Here we spawn off the thread on ourselves