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Jersey core server implementation
/*
* Copyright (c) 2013, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package org.glassfish.jersey.server.filter.internal;
import javax.annotation.Priority;
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
*/
@ConstrainedTo(RuntimeType.SERVER)
@Priority(AutoDiscoverable.DEFAULT_PRIORITY)
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);
}
}
}