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package org.glassfish.jersey.server.filter.internal;
import javax.ws.rs.ConstrainedTo;
import javax.ws.rs.RuntimeType;
import javax.ws.rs.core.Configuration;
import javax.ws.rs.core.FeatureContext;
import org.glassfish.jersey.internal.spi.AutoDiscoverable;
import org.glassfish.jersey.server.ServerProperties;
import org.glassfish.jersey.server.filter.UriConnegFilter;
/**
* Enable auto-discoverable of certain server filters.
*
* @author Michal Gajdos (michal.gajdos at oracle.com)
*/
@ConstrainedTo(RuntimeType.SERVER)
public final class ServerFiltersAutoDiscoverable implements AutoDiscoverable {
@Override
public void configure(final FeatureContext context) {
final Configuration config = context.getConfiguration();
// UriConnegFilter.
final Object languageMappings = config.getProperty(ServerProperties.LANGUAGE_MAPPINGS);
final Object mediaTypesMappings = config.getProperty(ServerProperties.MEDIA_TYPE_MAPPINGS);
if (!config.isRegistered(UriConnegFilter.class)
&& (languageMappings != null || mediaTypesMappings != null)) {
context.register(UriConnegFilter.class);
}
}
}