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Jersey core server implementation
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package org.glassfish.jersey.server;
import org.glassfish.jersey.internal.BootstrapBag;
import org.glassfish.jersey.internal.inject.Bindings;
import org.glassfish.jersey.internal.inject.InjectionManager;
import org.glassfish.jersey.internal.inject.InstanceBinding;
import org.glassfish.jersey.model.internal.ComponentBag;
import org.glassfish.jersey.model.internal.ManagedObjectsFinalizer;
import org.glassfish.jersey.process.internal.AbstractExecutorProvidersConfigurator;
import org.glassfish.jersey.spi.ExecutorServiceProvider;
import org.glassfish.jersey.spi.ScheduledExecutorServiceProvider;
import org.glassfish.jersey.spi.ScheduledThreadPoolExecutorProvider;
import org.glassfish.jersey.spi.ThreadPoolExecutorProvider;
/**
* Configurator which initializes and register {@link org.glassfish.jersey.spi.ExecutorServiceProvider} and
* {@link org.glassfish.jersey.spi.ScheduledExecutorServiceProvider}.
*
* @author Petr Bouda
*/
class ServerExecutorProvidersConfigurator extends AbstractExecutorProvidersConfigurator {
@Override
public void init(InjectionManager injectionManager, BootstrapBag bootstrapBag) {
ServerBootstrapBag serverBag = (ServerBootstrapBag) bootstrapBag;
ResourceConfig runtimeConfig = serverBag.getRuntimeConfig();
ComponentBag componentBag = runtimeConfig.getComponentBag();
ManagedObjectsFinalizer finalizer = serverBag.getManagedObjectsFinalizer();
// TODO: Do we need to register DEFAULT Executor and ScheduledExecutor to InjectionManager?
ScheduledExecutorServiceProvider defaultScheduledExecutorProvider = new DefaultBackgroundSchedulerProvider();
InstanceBinding schedulerBinding = Bindings
.service(defaultScheduledExecutorProvider)
.to(ScheduledExecutorServiceProvider.class)
.qualifiedBy(BackgroundSchedulerLiteral.INSTANCE);
injectionManager.register(schedulerBinding);
finalizer.registerForPreDestroyCall(defaultScheduledExecutorProvider);
ExecutorServiceProvider defaultAsyncExecutorProvider = new DefaultManagedAsyncExecutorProvider();
InstanceBinding executorBinding = Bindings
.service(defaultAsyncExecutorProvider)
.to(ExecutorServiceProvider.class);
injectionManager.register(executorBinding);
finalizer.registerForPreDestroyCall(defaultAsyncExecutorProvider);
registerExecutors(injectionManager, componentBag, defaultAsyncExecutorProvider, defaultScheduledExecutorProvider);
}
/**
* Default {@link ScheduledExecutorServiceProvider} used on the server side for providing the scheduled executor service that
* runs background tasks.
*/
@BackgroundScheduler
private static class DefaultBackgroundSchedulerProvider extends ScheduledThreadPoolExecutorProvider {
public DefaultBackgroundSchedulerProvider() {
super("jersey-background-task-scheduler");
}
@Override
protected int getCorePoolSize() {
return 1;
}
}
/**
* Default {@link ExecutorServiceProvider} used on the server side for managed asynchronous request processing.
*/
@ManagedAsyncExecutor
private static class DefaultManagedAsyncExecutorProvider extends ThreadPoolExecutorProvider {
/**
* Create new instance for the default managed async executor provider.
*/
public DefaultManagedAsyncExecutorProvider() {
super("jersey-server-managed-async-executor");
}
}
}