org.glassfish.jersey.server.ContainerFactory Maven / Gradle / Ivy
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package org.glassfish.jersey.server;
import javax.ws.rs.core.Application;
import org.glassfish.jersey.internal.inject.Providers;
import org.glassfish.jersey.server.spi.ContainerProvider;
import org.glassfish.hk2.api.ServiceLocator;
/**
* Factory for creating specific HTTP-based containers.
*
* @author Paul Sandoz
* @author Jakub Podlesak (jakub.podlesak at oracle.com)
* @author Marek Potociar (marek.potociar at oracle.com)
*/
public final class ContainerFactory {
private ContainerFactory() {
}
/**
* Create a container according to the class requested.
*
* The list of service-provider supporting the {@link ContainerProvider}
* service-provider will be iterated over until one returns a non-null
* container instance.
*
*
* @param container type
* @param type Type of the container
* @param application Jersey application.
* @return the container.
* @throws ContainerException if there is an error creating the container.
* @throws IllegalArgumentException if no container provider supports the type.
*/
@SuppressWarnings("unchecked")
public static T createContainer(Class type, Application application) {
ApplicationHandler handler = new ApplicationHandler(application);
final ServiceLocator locator = handler.getServiceLocator();
for (ContainerProvider cp : Providers.getCustomProviders(locator, ContainerProvider.class)) {
T c = cp.createContainer(type, handler);
if (c != null) {
return c;
}
}
for (ContainerProvider cp : Providers.getProviders(locator, ContainerProvider.class)) {
T c = cp.createContainer(type, handler);
if (c != null) {
return c;
}
}
throw new IllegalArgumentException("No container provider supports the type " + type);
}
}