com.github.joira.guice.impl.ManagedModule Maven / Gradle / Ivy

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A @ManageSingleton that works much like @Singleton, but can be reset to force recreation of instances. By implementing the ManagedService interface and registering it using a MultiBinder, the startup process can be manged using different run levels (much like services on the OS).

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/**
 * Copyright (c) 2011 jolira.
 * All rights reserved. This program and the accompanying
 * materials are made available under the terms of the
 * GNU Public License 2.0 which is available at
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 */

package com.github.joira.guice.impl;

import com.github.joira.guice.ManagedService;
import com.github.joira.guice.ServiceManager;
import com.google.inject.Binder;
import com.google.inject.Module;
import com.google.inject.multibindings.Multibinder;

/**
 * @author jfk
 * @date Aug 19, 2011 9:40:51 PM
 * @since 1.0
 *
 */
public class ManagedModule implements Module {
    @SuppressWarnings("deprecation")
    @Override
    public void configure(final Binder binder) {
        Multibinder.newSetBinder(binder, ManagedService.class);

        final ManagedScope scope = new ManagedScope();

        binder.bindScope(com.github.joira.guice.ManagedSingleton.class, scope);
        binder.bindScope(com.google.code.joliratools.plugins.ManagedSingleton.class, scope);
        binder.bind(ServiceManager.class).to(ServiceManagerImpl.class).asEagerSingleton();
        binder.bind(SingletonManager.class).toInstance(scope);
    }

}