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Code Issues Projects Releases Wiki Activity

Identity manager hooks. #209

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akwizgran
2016-01-20 12:03:15 +00:00
parent 82cf12040f
commit c4692a7007
16 changed files with 258 additions and 53 deletions
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84
briar-core/src/org/briarproject/identity/IdentityManagerImpl.java
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@@ -4,38 +4,114 @@ import com.google.inject.Inject;
import org.briarproject.api.db.DatabaseComponent;
import org.briarproject.api.db.DbException;
import org.briarproject.api.db.NoSuchLocalAuthorException;
import org.briarproject.api.event.EventBus;
import org.briarproject.api.event.LocalAuthorAddedEvent;
import org.briarproject.api.event.LocalAuthorRemovedEvent;
import org.briarproject.api.identity.AuthorId;
import org.briarproject.api.identity.IdentityManager;
import org.briarproject.api.identity.LocalAuthor;
import org.briarproject.api.lifecycle.Service;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.logging.Logger;
class IdentityManagerImpl implements IdentityManager {
import static java.util.logging.Level.WARNING;
import static org.briarproject.api.identity.LocalAuthor.Status.ACTIVE;
import static org.briarproject.api.identity.LocalAuthor.Status.ADDING;
import static org.briarproject.api.identity.LocalAuthor.Status.REMOVING;
class IdentityManagerImpl implements IdentityManager, Service {
private static final Logger LOG =
Logger.getLogger(IdentityManagerImpl.class.getName());
private final DatabaseComponent db;
private final EventBus eventBus;
private final List<IdentityAddedHook> addHooks;
private final List<IdentityRemovedHook> removeHooks;
@Inject
IdentityManagerImpl(DatabaseComponent db) {
IdentityManagerImpl(DatabaseComponent db, EventBus eventBus) {
this.db = db;
this.eventBus = eventBus;
addHooks = new CopyOnWriteArrayList<IdentityAddedHook>();
removeHooks = new CopyOnWriteArrayList<IdentityRemovedHook>();
}
@Override
public boolean start() {
// Finish adding/removing any partly added/removed pseudonyms
try {
for (LocalAuthor a : db.getLocalAuthors()) {
if (a.getStatus().equals(ADDING)) {
for (IdentityAddedHook hook : addHooks)
hook.identityAdded(a.getId());
db.setLocalAuthorStatus(a.getId(), ACTIVE);
eventBus.broadcast(new LocalAuthorAddedEvent(a.getId()));
} else if (a.getStatus().equals(REMOVING)) {
for (IdentityRemovedHook hook : removeHooks)
hook.identityRemoved(a.getId());
db.removeLocalAuthor(a.getId());
eventBus.broadcast(new LocalAuthorRemovedEvent(a.getId()));
}
}
return true;
} catch (DbException e) {
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
return false;
}
}
@Override
public boolean stop() {
return false;
}
@Override
public void registerIdentityAddedHook(IdentityAddedHook hook) {
addHooks.add(hook);
}
@Override
public void registerIdentityRemovedHook(IdentityRemovedHook hook) {
removeHooks.add(hook);
}
@Override
public void addLocalAuthor(LocalAuthor a) throws DbException {
db.addLocalAuthor(a);
for (IdentityAddedHook hook : addHooks) hook.identityAdded(a.getId());
db.setLocalAuthorStatus(a.getId(), ACTIVE);
eventBus.broadcast(new LocalAuthorAddedEvent(a.getId()));
}
@Override
public LocalAuthor getLocalAuthor(AuthorId a) throws DbException {
return db.getLocalAuthor(a);
LocalAuthor author = db.getLocalAuthor(a);
if (author.getStatus().equals(ACTIVE)) return author;
throw new NoSuchLocalAuthorException();
}
@Override
public Collection<LocalAuthor> getLocalAuthors() throws DbException {
return db.getLocalAuthors();
Collection<LocalAuthor> authors = db.getLocalAuthors();
// Filter out any pseudonyms that are being added or removed
List<LocalAuthor> active = new ArrayList<LocalAuthor>(authors.size());
for (LocalAuthor a : authors)
if (a.getStatus().equals(ACTIVE)) active.add(a);
return Collections.unmodifiableList(active);
}
@Override
public void removeLocalAuthor(AuthorId a) throws DbException {
db.setLocalAuthorStatus(a, REMOVING);
for (IdentityRemovedHook hook : removeHooks) hook.identityRemoved(a);
db.removeLocalAuthor(a);
eventBus.broadcast(new LocalAuthorRemovedEvent(a));
}
}