spring security OAuth2ClientCredentialsGrantRequestEntityConverter 源码
spring security OAuth2ClientCredentialsGrantRequestEntityConverter 代码
文件路径：/oauth2/oauth2-client/src/main/java/org/springframework/security/oauth2/client/endpoint/OAuth2ClientCredentialsGrantRequestEntityConverter.java
/*
* Copyright 2002-2022 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.client.endpoint;
import org.springframework.http.RequestEntity;
import org.springframework.security.oauth2.client.registration.ClientRegistration;
import org.springframework.security.oauth2.core.ClientAuthenticationMethod;
import org.springframework.security.oauth2.core.endpoint.OAuth2ParameterNames;
import org.springframework.util.CollectionUtils;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
import org.springframework.util.StringUtils;
/**
* An implementation of an {@link AbstractOAuth2AuthorizationGrantRequestEntityConverter}
* that converts the provided {@link OAuth2ClientCredentialsGrantRequest} to a
* {@link RequestEntity} representation of an OAuth 2.0 Access Token Request for the
* Client Credentials Grant.
*
* @author Joe Grandja
* @since 5.1
* @see AbstractOAuth2AuthorizationGrantRequestEntityConverter
* @see OAuth2ClientCredentialsGrantRequest
* @see RequestEntity
*/
public class OAuth2ClientCredentialsGrantRequestEntityConverter
extends AbstractOAuth2AuthorizationGrantRequestEntityConverter<OAuth2ClientCredentialsGrantRequest> {
@Override
protected MultiValueMap<String, String> createParameters(
OAuth2ClientCredentialsGrantRequest clientCredentialsGrantRequest) {
ClientRegistration clientRegistration = clientCredentialsGrantRequest.getClientRegistration();
MultiValueMap<String, String> parameters = new LinkedMultiValueMap<>();
parameters.add(OAuth2ParameterNames.GRANT_TYPE, clientCredentialsGrantRequest.getGrantType().getValue());
if (!CollectionUtils.isEmpty(clientRegistration.getScopes())) {
parameters.add(OAuth2ParameterNames.SCOPE,
StringUtils.collectionToDelimitedString(clientRegistration.getScopes(), " "));
}
if (ClientAuthenticationMethod.CLIENT_SECRET_POST.equals(clientRegistration.getClientAuthenticationMethod())) {
parameters.add(OAuth2ParameterNames.CLIENT_ID, clientRegistration.getClientId());
parameters.add(OAuth2ParameterNames.CLIENT_SECRET, clientRegistration.getClientSecret());
}
return parameters;
}
}
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