package io.gravitee.am.gateway.handler.oauth2.provider.request;

import org.springframework.security.oauth2.common.util.OAuth2Utils;
import org.springframework.security.oauth2.provider.ClientDetails;
import org.springframework.security.oauth2.provider.ClientDetailsService;
import org.springframework.security.oauth2.provider.TokenGranter;
import org.springframework.security.oauth2.provider.TokenRequest;
import org.springframework.security.oauth2.provider.request.DefaultOAuth2RequestFactory;

import java.util.HashMap;
import java.util.Map;

/**
 * @author David BRASSELY (david.brassely at graviteesource.com)
 * @author GraviteeSource Team
 */
public class CustomOAuth2RequestFactory extends DefaultOAuth2RequestFactory {

    public CustomOAuth2RequestFactory(ClientDetailsService clientDetailsService) {
        super(clientDetailsService);
    }

    @Override
    public TokenRequest createTokenRequest(Map<String, String> requestParameters, ClientDetails authenticatedClient) {
        TokenRequest tokenRequest = super.createTokenRequest(requestParameters, authenticatedClient);

        Map<String, String> enhancedRequestParameters = new HashMap<>(tokenRequest.getRequestParameters());
        enhancedRequestParameters.put(OAuth2Utils.CLIENT_ID, authenticatedClient.getClientId());
        tokenRequest.setRequestParameters(enhancedRequestParameters);

        return tokenRequest;
    }

}

/**
 * Copyright (C) 2015 The Gravitee team (http://gravitee.io)
 *
 * 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
 *
 *         http://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 io.gravitee.am.gateway.handler.oauth2.provider.request;

import org.springframework.security.oauth2.common.util.OAuth2Utils;
import org.springframework.security.oauth2.provider.ClientDetails;
import org.springframework.security.oauth2.provider.ClientDetailsService;
import org.springframework.security.oauth2.provider.TokenGranter;
import org.springframework.security.oauth2.provider.TokenRequest;
import org.springframework.security.oauth2.provider.request.DefaultOAuth2RequestFactory;

import java.util.HashMap;
import java.util.Map;

/**
 * @author David BRASSELY (david.brassely at graviteesource.com)
 * @author GraviteeSource Team
 */
public class CustomOAuth2RequestFactory extends DefaultOAuth2RequestFactory {

    public CustomOAuth2RequestFactory(ClientDetailsService clientDetailsService) {
        super(clientDetailsService);
    }

    @Override
    public TokenRequest createTokenRequest(Map<String, String> requestParameters, ClientDetails authenticatedClient) {
        TokenRequest tokenRequest = super.createTokenRequest(requestParameters, authenticatedClient);

        Map<String, String> enhancedRequestParameters = new HashMap<>(tokenRequest.getRequestParameters());
        enhancedRequestParameters.put(OAuth2Utils.CLIENT_ID, authenticatedClient.getClientId());
        tokenRequest.setRequestParameters(enhancedRequestParameters);

        return tokenRequest;
    }

}

Add missing license headers