/*
* 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
*
* 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 org.springframework.security.oauth2.provider.client;
import org.springframework.security.oauth2.common.DefaultOAuth2AccessToken;
import org.springframework.security.oauth2.common.OAuth2AccessToken;
import org.springframework.security.oauth2.provider.ClientDetailsService;
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;
/**
* @author Dave Syer
*
*/
public class ClientCredentialsTokenGranter extends AbstractTokenGranter {
private static final String GRANT_TYPE = "client_credentials";
private boolean allowRefresh = false;
public ClientCredentialsTokenGranter(AuthorizationServerTokenServices tokenServices,
ClientDetailsService clientDetailsService, OAuth2RequestFactory requestFactory) {
super(tokenServices, clientDetailsService, requestFactory, GRANT_TYPE);
}
public void setAllowRefresh(boolean allowRefresh) {
this.allowRefresh = allowRefresh;
}
@Override
public OAuth2AccessToken grant(String grantType, TokenRequest tokenRequest) {
OAuth2AccessToken token = super.grant(grantType, tokenRequest);
if (token != null) {
DefaultOAuth2AccessToken norefresh = new DefaultOAuth2AccessToken(token);
// The spec says that client credentials should not be allowed to get a refresh token
if (!allowRefresh) {
norefresh.setRefreshToken(null);
}
token = norefresh;
}
return token;
}
}