83 lines
2.8 KiB
Java
83 lines
2.8 KiB
Java
/*
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* Copyright 2020 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.security.oauth2.server.authorization.authentication;
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import org.springframework.security.authentication.AbstractAuthenticationToken;
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import org.springframework.security.core.Authentication;
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import org.springframework.security.core.SpringSecurityCoreVersion2;
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import org.springframework.util.Assert;
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import java.util.Collections;
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import java.util.LinkedHashSet;
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import java.util.Set;
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/**
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* An {@link Authentication} implementation used for the OAuth 2.0 Client Credentials Grant.
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*
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* @author Alexey Nesterov
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* @since 0.0.1
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* @see AbstractAuthenticationToken
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* @see OAuth2ClientCredentialsAuthenticationProvider
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* @see OAuth2ClientAuthenticationToken
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*/
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public class OAuth2ClientCredentialsAuthenticationToken extends AbstractAuthenticationToken {
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private static final long serialVersionUID = SpringSecurityCoreVersion2.SERIAL_VERSION_UID;
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private final Authentication clientPrincipal;
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private final Set<String> scopes;
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/**
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* Constructs an {@code OAuth2ClientCredentialsAuthenticationToken} using the provided parameters.
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*
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* @param clientPrincipal the authenticated client principal
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*/
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public OAuth2ClientCredentialsAuthenticationToken(Authentication clientPrincipal) {
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this(clientPrincipal, Collections.emptySet());
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}
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/**
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* Constructs an {@code OAuth2ClientCredentialsAuthenticationToken} using the provided parameters.
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*
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* @param clientPrincipal the authenticated client principal
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* @param scopes the requested scope(s)
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*/
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public OAuth2ClientCredentialsAuthenticationToken(Authentication clientPrincipal, Set<String> scopes) {
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super(Collections.emptyList());
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Assert.notNull(clientPrincipal, "clientPrincipal cannot be null");
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Assert.notNull(scopes, "scopes cannot be null");
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this.clientPrincipal = clientPrincipal;
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this.scopes = Collections.unmodifiableSet(new LinkedHashSet<>(scopes));
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}
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@Override
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public Object getPrincipal() {
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return this.clientPrincipal;
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}
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@Override
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public Object getCredentials() {
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return "";
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}
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/**
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* Returns the requested scope(s).
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*
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* @return the requested scope(s), or an empty {@code Set} if not available
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*/
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public Set<String> getScopes() {
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return this.scopes;
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}
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}
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