ClientCredentialsGrantHandler.java

/*
 * Copyright (c) 2013, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 * WSO2 Inc. licenses this file to you 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.wso2.carbon.identity.oauth2.token.handlers.grant;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.wso2.carbon.identity.oauth2.IdentityOAuth2Exception;
import org.wso2.carbon.identity.oauth2.token.OAuthTokenReqMessageContext;

/**
 * Grant Handler for Grant Type : client_credentials
 */
public class ClientCredentialsGrantHandler extends AbstractAuthorizationGrantHandler {

    private static Log log = LogFactory.getLog(ClientCredentialsGrantHandler.class);

    @Override
    public boolean validateGrant(OAuthTokenReqMessageContext tokReqMsgCtx)
            throws IdentityOAuth2Exception {

        if(!super.validateGrant(tokReqMsgCtx)){
            return false;
        }

        // By this time, we have already validated client credentials.
        tokReqMsgCtx.setScope(tokReqMsgCtx.getOauth2AccessTokenReqDTO().getScope());
        return true;
    }

    @Override
    public boolean issueRefreshToken() throws IdentityOAuth2Exception {
        return false;
    }

    @Override
    public boolean isOfTypeApplicationUser() throws IdentityOAuth2Exception {
        return false;
    }
}