/**
* Copyright 2009 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.waveprotocol.box.server;
import com.google.inject.AbstractModule;
import com.google.inject.Inject;
import com.google.inject.Provides;
import com.google.inject.Singleton;
import com.google.inject.TypeLiteral;
import com.google.inject.name.Named;
import com.google.inject.name.Names;
import org.eclipse.jetty.server.session.HashSessionManager;
import org.waveprotocol.box.server.authentication.SessionManager;
import org.waveprotocol.box.server.authentication.SessionManagerImpl;
import org.waveprotocol.box.server.robots.register.RobotRegistrar;
import org.waveprotocol.box.server.robots.register.RobotRegistrarImpl;
import org.waveprotocol.box.server.rpc.ProtoSerializer;
import org.waveprotocol.box.server.rpc.ServerRpcProvider;
import org.waveprotocol.box.server.waveserver.LookupExecutor;
import org.waveprotocol.box.server.waveserver.WaveServerImpl;
import org.waveprotocol.box.server.waveserver.WaveServerModule;
import org.waveprotocol.wave.federation.FederationHostBridge;
import org.waveprotocol.wave.federation.FederationRemoteBridge;
import org.waveprotocol.wave.federation.WaveletFederationListener;
import org.waveprotocol.wave.federation.WaveletFederationProvider;
import org.waveprotocol.wave.model.id.IdGenerator;
import org.waveprotocol.wave.model.id.IdGeneratorImpl;
import org.waveprotocol.wave.model.id.IdGeneratorImpl.Seed;
import org.waveprotocol.wave.model.id.TokenGenerator;
import org.waveprotocol.wave.model.id.TokenGeneratorImpl;
import java.security.SecureRandom;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.Executor;
import java.util.concurrent.Executors;
import javax.security.auth.login.Configuration;
/**
* Guice Module for the prototype Server.
*
*
*/
public class ServerModule extends AbstractModule {
private final boolean enableFederation;
private final int listenerCount;
private final int waveletLoadCount;
private final int deltaPersistCount;
private final int storageContinuationCount;
private final int lookupCount;
public ServerModule(boolean enableFederation, int listenerCount, int waveletLoadCount,
int deltaPersistCount, int storageContinuationCount, int lookupCount) {
this.enableFederation = enableFederation;
this.listenerCount = listenerCount;
this.waveletLoadCount = waveletLoadCount;
this.deltaPersistCount = deltaPersistCount;
this.storageContinuationCount = storageContinuationCount;
this.lookupCount = lookupCount;
}
@Override
protected void configure() {
bind(WaveServerImpl.class).in(Singleton.class);
// Receive updates from the outside world, and push them into our local Wave
// Server.
bind(WaveletFederationListener.Factory.class).annotatedWith(FederationRemoteBridge.class).to(
WaveServerImpl.class);
// Provide history and respond to submits about our own local waves.
bind(WaveletFederationProvider.class).annotatedWith(FederationHostBridge.class).to(
WaveServerImpl.class);
bind(Executor.class).annotatedWith(LookupExecutor.class).toInstance(
Executors.newFixedThreadPool(lookupCount));
install(new WaveServerModule(enableFederation, listenerCount, waveletLoadCount,
deltaPersistCount, storageContinuationCount));
TypeLiteral<List<String>> certs = new TypeLiteral<List<String>>() {};
bind(certs).annotatedWith(Names.named("certs")).toInstance(Arrays.<String> asList());
bind(ProtoSerializer.class).in(Singleton.class);
bind(Configuration.class).toInstance(Configuration.getConfiguration());
bind(SessionManager.class).to(SessionManagerImpl.class).in(Singleton.class);
bind(org.eclipse.jetty.server.SessionManager.class).to(HashSessionManager.class)
.in(Singleton.class);
bind(ServerRpcProvider.class).in(Singleton.class);
bind(RobotRegistrar.class).to(RobotRegistrarImpl.class);
}
@Provides
@Singleton
@Inject
public IdGenerator provideIdGenerator(@Named(CoreSettings.WAVE_SERVER_DOMAIN) String domain,
Seed seed) {
return new IdGeneratorImpl(domain, seed);
}
@Provides
@Singleton
public SecureRandom provideSecureRandom() {
return new SecureRandom();
}
@Provides
@Singleton
@Inject
public TokenGenerator provideTokenGenerator(SecureRandom random) {
return new TokenGeneratorImpl(random);
}
@Provides
@Singleton
@Inject
public Seed provideSeed(final SecureRandom random) {
return new Seed() {
@Override
public String get() {
return Long.toString(Math.abs(random.nextLong()), 36);
}
};
}
}