mirror of
https://github.com/plexusorg/Plex-FAWE.git
synced 2025-07-10 04:08:34 +00:00
Copy paste/merge FAWE classes to this WorldEdit fork
- so certain people can look at the diff and complain about my sloppy code :( Signed-off-by: Jesse Boyd <jessepaleg@gmail.com>
This commit is contained in:
Jesse Boyd
@ -19,10 +19,7 @@
|
||||
|
||||
package com.sk89q.worldedit.session;
|
||||
|
||||
import static com.google.common.base.Preconditions.checkNotNull;
|
||||
|
||||
import com.google.common.util.concurrent.Futures;
|
||||
import com.google.common.util.concurrent.ListenableFuture;
|
||||
import com.boydti.fawe.object.collection.SoftHashMap;
|
||||
import com.google.common.util.concurrent.ListeningExecutorService;
|
||||
import com.google.common.util.concurrent.MoreExecutors;
|
||||
import com.sk89q.worldedit.LocalConfiguration;
|
||||
@ -39,35 +36,41 @@ import com.sk89q.worldedit.world.gamemode.GameModes;
|
||||
|
||||
import java.io.File;
|
||||
import java.io.IOException;
|
||||
import java.util.HashMap;
|
||||
import java.lang.ref.Reference;
|
||||
import java.lang.ref.SoftReference;
|
||||
import java.util.Iterator;
|
||||
import java.util.Map;
|
||||
import java.util.Timer;
|
||||
import java.util.TimerTask;
|
||||
import java.util.UUID;
|
||||
import java.util.concurrent.Callable;
|
||||
import java.util.concurrent.ConcurrentHashMap;
|
||||
import java.util.logging.Level;
|
||||
import java.util.logging.Logger;
|
||||
|
||||
import javax.annotation.Nullable;
|
||||
|
||||
|
||||
import static com.google.common.base.Preconditions.checkNotNull;
|
||||
|
||||
/**
|
||||
* Session manager for WorldEdit.
|
||||
*
|
||||
* <p>
|
||||
* <p>Get a reference to one from {@link WorldEdit}.</p>
|
||||
*
|
||||
* <p>
|
||||
* <p>While this class is thread-safe, the returned session may not be.</p>
|
||||
*/
|
||||
public class SessionManager {
|
||||
|
||||
@Deprecated
|
||||
public static int EXPIRATION_GRACE = 600000;
|
||||
private static final int FLUSH_PERIOD = 1000 * 30;
|
||||
|
||||
private static final ListeningExecutorService executorService = MoreExecutors.listeningDecorator(EvenMoreExecutors.newBoundedCachedThreadPool(0, 1, 5));
|
||||
private static final Logger log = Logger.getLogger(SessionManager.class.getCanonicalName());
|
||||
private final Timer timer = new Timer();
|
||||
private final WorldEdit worldEdit;
|
||||
private final Map<UUID, SessionHolder> sessions = new HashMap<>();
|
||||
private final Map<UUID, SessionHolder> sessions = new ConcurrentHashMap<>(8, 0.9f, 1);
|
||||
private final Map<UUID, Reference<SessionHolder>> softSessions = new SoftHashMap<>();
|
||||
|
||||
private SessionStore store = new VoidStore();
|
||||
private File path;
|
||||
|
||||
/**
|
||||
* Create a new session manager.
|
||||
@ -79,7 +82,6 @@ public class SessionManager {
|
||||
this.worldEdit = worldEdit;
|
||||
|
||||
worldEdit.getEventBus().register(this);
|
||||
timer.schedule(new SessionTracker(), FLUSH_PERIOD, FLUSH_PERIOD);
|
||||
}
|
||||
|
||||
/**
|
||||
@ -90,7 +92,7 @@ public class SessionManager {
|
||||
*/
|
||||
public synchronized boolean contains(SessionOwner owner) {
|
||||
checkNotNull(owner);
|
||||
return sessions.containsKey(getKey(owner));
|
||||
return sessions.containsKey(getKey(owner)) || softSessions.containsKey(owner);
|
||||
}
|
||||
|
||||
/**
|
||||
@ -108,7 +110,24 @@ public class SessionManager {
|
||||
return holder.session;
|
||||
}
|
||||
}
|
||||
|
||||
Iterator<Map.Entry<UUID, Reference<SessionHolder>>> iter = softSessions.entrySet().iterator();
|
||||
while (iter.hasNext()) {
|
||||
Map.Entry<UUID, Reference<SessionHolder>> entry = iter.next();
|
||||
UUID key = entry.getKey();
|
||||
SessionHolder holder = entry.getValue().get();
|
||||
if (holder == null) {
|
||||
iter.remove();
|
||||
continue;
|
||||
}
|
||||
String test = holder.key.getName();
|
||||
if (test != null && name.equals(test)) {
|
||||
// if (holder.key.isActive()) {
|
||||
iter.remove();
|
||||
sessions.put(key, holder);
|
||||
// }
|
||||
return holder.session;
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
@ -122,12 +141,24 @@ public class SessionManager {
|
||||
@Nullable
|
||||
public synchronized LocalSession getIfPresent(SessionOwner owner) {
|
||||
checkNotNull(owner);
|
||||
SessionHolder stored = sessions.get(getKey(owner));
|
||||
UUID key = getKey(owner);
|
||||
SessionHolder stored = sessions.get(key);
|
||||
if (stored != null) {
|
||||
return stored.session;
|
||||
} else {
|
||||
return null;
|
||||
Reference<SessionHolder> reference = softSessions.get(key);
|
||||
if (reference != null) {
|
||||
stored = reference.get();
|
||||
if (stored != null) {
|
||||
// if (stored.key.isActive()) {
|
||||
softSessions.remove(key);
|
||||
sessions.put(key, stored);
|
||||
// }
|
||||
return stored.session;
|
||||
}
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -148,7 +179,7 @@ public class SessionManager {
|
||||
try {
|
||||
session = store.load(getKey(sessionKey));
|
||||
session.postLoad();
|
||||
} catch (IOException e) {
|
||||
} catch (Throwable e) {
|
||||
log.log(Level.WARNING, "Failed to load saved session", e);
|
||||
session = new LocalSession();
|
||||
}
|
||||
@ -156,10 +187,7 @@ public class SessionManager {
|
||||
session.setConfiguration(config);
|
||||
session.setBlockChangeLimit(config.defaultChangeLimit);
|
||||
|
||||
// Remember the session if the session is still active
|
||||
if (sessionKey.isActive()) {
|
||||
sessions.put(getKey(owner), new SessionHolder(sessionKey, session));
|
||||
}
|
||||
sessions.put(getKey(owner), new SessionHolder(sessionKey, session));
|
||||
}
|
||||
|
||||
// Set the limit on the number of blocks that an operation can
|
||||
@ -193,41 +221,27 @@ public class SessionManager {
|
||||
return session;
|
||||
}
|
||||
|
||||
/**
|
||||
* Save a map of sessions to disk.
|
||||
*
|
||||
* @param sessions a map of sessions to save
|
||||
* @return a future that completes on save or error
|
||||
*/
|
||||
private ListenableFuture<?> commit(final Map<SessionKey, LocalSession> sessions) {
|
||||
checkNotNull(sessions);
|
||||
|
||||
if (sessions.isEmpty()) {
|
||||
return Futures.immediateFuture(sessions);
|
||||
}
|
||||
|
||||
return executorService.submit((Callable<Object>) () -> {
|
||||
Exception exception = null;
|
||||
|
||||
for (Map.Entry<SessionKey, LocalSession> entry : sessions.entrySet()) {
|
||||
SessionKey key = entry.getKey();
|
||||
|
||||
if (key.isPersistent()) {
|
||||
try {
|
||||
store.save(getKey(key), entry.getValue());
|
||||
} catch (IOException e) {
|
||||
log.log(Level.WARNING, "Failed to write session for UUID " + getKey(key), e);
|
||||
exception = e;
|
||||
private void save(SessionHolder holder) {
|
||||
SessionKey key = holder.key;
|
||||
holder.session.setClipboard(null);
|
||||
if (key.isPersistent()) {
|
||||
try {
|
||||
if (holder.session.compareAndResetDirty()) {
|
||||
if (holder.session.save()) {
|
||||
store.save(getKey(key), holder.session);
|
||||
} else if (path != null) {
|
||||
File file = new File(path, getKey(key) + ".json");
|
||||
if (file.exists()) {
|
||||
if (!file.delete()) {
|
||||
file.deleteOnExit();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
} catch (IOException e) {
|
||||
log.log(Level.WARNING, "Failed to write session for UUID " + getKey(key), e);
|
||||
}
|
||||
|
||||
if (exception != null) {
|
||||
throw exception;
|
||||
}
|
||||
|
||||
return sessions;
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
@ -263,13 +277,29 @@ public class SessionManager {
|
||||
*/
|
||||
public synchronized void remove(SessionOwner owner) {
|
||||
checkNotNull(owner);
|
||||
sessions.remove(getKey(owner));
|
||||
SessionHolder session = sessions.remove(getKey(owner));
|
||||
if (session != null) {
|
||||
save(session);
|
||||
}
|
||||
}
|
||||
|
||||
public synchronized void forget(SessionOwner owner) {
|
||||
checkNotNull(owner);
|
||||
UUID key = getKey(owner);
|
||||
SessionHolder holder = sessions.remove(key);
|
||||
if (holder != null) {
|
||||
softSessions.put(key, new SoftReference(holder));
|
||||
save(holder);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Remove all sessions.
|
||||
*/
|
||||
public synchronized void clear() {
|
||||
for (Map.Entry<UUID, SessionHolder> entry : sessions.entrySet()) {
|
||||
save(entry.getValue());
|
||||
}
|
||||
sessions.clear();
|
||||
}
|
||||
|
||||
@ -278,6 +308,7 @@ public class SessionManager {
|
||||
LocalConfiguration config = event.getConfiguration();
|
||||
File dir = new File(config.getWorkingDirectory(), "sessions");
|
||||
store = new JsonFileSessionStore(dir);
|
||||
this.path = dir;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -294,42 +325,9 @@ public class SessionManager {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Removes inactive sessions after they have been inactive for a period
|
||||
* of time. Commits them as well.
|
||||
*/
|
||||
private class SessionTracker extends TimerTask {
|
||||
@Override
|
||||
public void run() {
|
||||
synchronized (SessionManager.this) {
|
||||
long now = System.currentTimeMillis();
|
||||
Iterator<SessionHolder> it = sessions.values().iterator();
|
||||
Map<SessionKey, LocalSession> saveQueue = new HashMap<>();
|
||||
|
||||
while (it.hasNext()) {
|
||||
SessionHolder stored = it.next();
|
||||
if (stored.key.isActive()) {
|
||||
stored.lastActive = now;
|
||||
|
||||
if (stored.session.compareAndResetDirty()) {
|
||||
saveQueue.put(stored.key, stored.session);
|
||||
}
|
||||
} else {
|
||||
if (now - stored.lastActive > EXPIRATION_GRACE) {
|
||||
if (stored.session.compareAndResetDirty()) {
|
||||
saveQueue.put(stored.key, stored.session);
|
||||
}
|
||||
|
||||
it.remove();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (!saveQueue.isEmpty()) {
|
||||
commit(saveQueue);
|
||||
}
|
||||
}
|
||||
}
|
||||
public static Class<?> inject() {
|
||||
return SessionManager.class;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
Reference in New Issue
Block a user