org.glassfish.jersey.oauth1.signature.OAuth1SignatureFeature Maven / Gradle / Ivy

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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.
 *
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 * 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
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package org.glassfish.jersey.oauth1.signature;

import javax.inject.Singleton;
import javax.ws.rs.core.Feature;
import javax.ws.rs.core.FeatureContext;

import org.glassfish.hk2.utilities.binding.AbstractBinder;

/**
 * Feature enabling OAuth signature support. If the feature is registered the
 * {@link OAuth1Signature} can be injected to JAX-RS resources and providers
 * and used to sign and verify OAuth requests.
 *
 * @author Miroslav Fuksa (miroslav.fuksa at oracle.com)
 */
public class OAuth1SignatureFeature implements Feature {
    @Override
    public boolean configure(FeatureContext context) {
        if (!context.getConfiguration().isRegistered(Binder.class)) {
            context.register(new Binder());
        }
        return true;
    }

    /**
     * Binder that binds {@link OAuth1SignatureMethod signature methods}
     * and {@link OAuth1Signature}.
     * 
     * The class is package private for testing purposes.
     * 
     *
     */
    static class Binder extends AbstractBinder {

        @Override
        protected void configure() {
            bind(PlaintextMethod.class).to(OAuth1SignatureMethod.class).in(Singleton.class);
            bind(RsaSha1Method.class).to(OAuth1SignatureMethod.class).in(Singleton.class);
            bind(HmaSha1Method.class).to(OAuth1SignatureMethod.class).in(Singleton.class);
            bindAsContract(OAuth1Signature.class).in(Singleton.class);
        }
    }
}