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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * http://glassfish.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
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 *
 * Modifications:
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package org.glassfish.jersey.server.wadl.internal;

import javax.ws.rs.ConstrainedTo;
import javax.ws.rs.RuntimeType;
import javax.ws.rs.core.FeatureContext;

import org.glassfish.jersey.internal.spi.AutoDiscoverable;
import org.glassfish.jersey.server.wadl.WadlFeature;

/**
 * {@link AutoDiscoverable} registering {@link org.glassfish.jersey.server.wadl.WadlFeature} if this feature
 * is not already registered.
 *
 * @author Michal Gajdos (michal.gajdos at oracle.com)
 */
@ConstrainedTo(RuntimeType.SERVER)
public final class WadlAutoDiscoverable implements AutoDiscoverable {

    @Override
    public void configure(FeatureContext context) {
        if (!context.getConfiguration().isRegistered(WadlFeature.class)) {
            context.register(WadlFeature.class);
        }
    }
}