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package org.glassfish.jersey.internal;
import java.util.Map;
import javax.ws.rs.RuntimeType;
import org.glassfish.jersey.CommonProperties;
import org.glassfish.hk2.utilities.binding.AbstractBinder;
/**
* Simple ServiceFinder injection binder.
*
* Looks for all implementations of a given contract using {@link ServiceFinder}
* and registers found instances to {@link org.glassfish.hk2.api.ServiceLocator}.
*
* @param contract type.
* @author Pavel Bucek (pavel.bucek at oracle.com)
* @author Libor Kramolis (libor.kramolis at oracle.com)
*/
public class ServiceFinderBinder extends AbstractBinder {
private final Class contract;
private final Map applicationProperties;
private final RuntimeType runtimeType;
/**
* Create a new service finder injection binder.
*
* @param contract contract of the service providers bound by this binder.
* @param applicationProperties map containing application properties. May be {@code null}.
* @param runtimeType runtime (client or server) where the service finder binder is used.
*/
public ServiceFinderBinder(Class contract, Map applicationProperties, RuntimeType runtimeType) {
this.contract = contract;
this.applicationProperties = applicationProperties;
this.runtimeType = runtimeType;
}
@Override
protected void configure() {
final boolean METAINF_SERVICES_LOOKUP_DISABLE_DEFAULT = false;
boolean disableMetainfServicesLookup = METAINF_SERVICES_LOOKUP_DISABLE_DEFAULT;
if (applicationProperties != null) {
disableMetainfServicesLookup = CommonProperties.getValue(applicationProperties, runtimeType,
CommonProperties.METAINF_SERVICES_LOOKUP_DISABLE, METAINF_SERVICES_LOOKUP_DISABLE_DEFAULT, Boolean.class);
}
if (!disableMetainfServicesLookup) {
for (Class t : ServiceFinder.find(contract, true).toClassArray()) {
bind(t).to(contract);
}
}
}
}