org.springframework.security.oauth2.provider.implicit.ImplicitTokenGranter.java Source code

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Here is the source code for org.springframework.security.oauth2.provider.implicit.ImplicitTokenGranter.java

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/*
 * Copyright 2002-2011 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.security.oauth2.provider.implicit;

import org.springframework.security.authentication.InsufficientAuthenticationException;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.oauth2.provider.ClientDetails;
import org.springframework.security.oauth2.provider.ClientDetailsService;
import org.springframework.security.oauth2.provider.OAuth2Authentication;
import org.springframework.security.oauth2.provider.OAuth2Request;
import org.springframework.security.oauth2.provider.OAuth2RequestFactory;
import org.springframework.security.oauth2.provider.TokenRequest;
import org.springframework.security.oauth2.provider.token.AbstractTokenGranter;
import org.springframework.security.oauth2.provider.token.AuthorizationServerTokenServices;
import org.springframework.util.Assert;

/**
 * @author Dave Syer
 * 
 */
public class ImplicitTokenGranter extends AbstractTokenGranter {

    private static final String GRANT_TYPE = "implicit";

    public ImplicitTokenGranter(AuthorizationServerTokenServices tokenServices,
            ClientDetailsService clientDetailsService, OAuth2RequestFactory requestFactory) {
        this(tokenServices, clientDetailsService, requestFactory, GRANT_TYPE);
    }

    protected ImplicitTokenGranter(AuthorizationServerTokenServices tokenServices,
            ClientDetailsService clientDetailsService, OAuth2RequestFactory requestFactory, String grantType) {
        super(tokenServices, clientDetailsService, requestFactory, grantType);
    }

    @Override
    protected OAuth2Authentication getOAuth2Authentication(ClientDetails client, TokenRequest clientToken) {

        Authentication userAuth = SecurityContextHolder.getContext().getAuthentication();
        if (userAuth == null || !userAuth.isAuthenticated()) {
            throw new InsufficientAuthenticationException("There is no currently logged in user");
        }
        Assert.state(clientToken instanceof ImplicitTokenRequest,
                "An ImplicitTokenRequest is required here. Caller needs to wrap the TokenRequest.");

        OAuth2Request requestForStorage = ((ImplicitTokenRequest) clientToken).getOAuth2Request();

        return new OAuth2Authentication(requestForStorage, userAuth);

    }

    @SuppressWarnings("deprecation")
    public void setImplicitGrantService(ImplicitGrantService service) {
    }

}