com.wso2.identity.oauth.sample.OAuth2ServiceClient.java Source code

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Here is the source code for com.wso2.identity.oauth.sample.OAuth2ServiceClient.java

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/*
 *  Copyright (c) 2005-2010, 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 com.wso2.identity.oauth.sample;

import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;

import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;

import org.apache.axis2.AxisFault;
import org.apache.axis2.client.Options;
import org.apache.axis2.client.ServiceClient;
import org.apache.axis2.java.security.SSLProtocolSocketFactory;
import org.apache.axis2.java.security.TrustAllTrustManager;
import org.apache.axis2.transport.http.HTTPConstants;
import org.apache.commons.httpclient.protocol.Protocol;
import org.apache.commons.httpclient.protocol.ProtocolSocketFactory;
import org.wso2.carbon.identity.oauth2.stub.OAuth2TokenValidationServiceStub;
import org.wso2.carbon.identity.oauth2.stub.dto.OAuth2TokenValidationRequestDTO;
import org.wso2.carbon.identity.oauth2.stub.dto.OAuth2TokenValidationResponseDTO;
import org.wso2.carbon.utils.CarbonUtils;

public class OAuth2ServiceClient {

    private OAuth2TokenValidationServiceStub stub;

    private static final int TIMEOUT_IN_MILLIS = 15 * 60 * 1000;

    /**
     * Instantiates OAuth2TokenValidationService
     * 
     * @param cookie For session management
     * @param backendServerURL URL of the back end server where OAuth2TokenValidationService is
     *            running.
     * @param configCtx ConfigurationContext
     * @throws org.apache.axis2.AxisFault
     */
    public OAuth2ServiceClient() throws AxisFault {
        String serviceURL = OAuth2ClientServlet.serverUrl + "OAuth2TokenValidationService";
        stub = new OAuth2TokenValidationServiceStub(null, serviceURL);
        CarbonUtils.setBasicAccessSecurityHeaders(OAuth2ClientServlet.userName, OAuth2ClientServlet.password, true,
                stub._getServiceClient());
        ServiceClient client = stub._getServiceClient();
        Options options = client.getOptions();
        options.setTimeOutInMilliSeconds(TIMEOUT_IN_MILLIS);
        options.setProperty(HTTPConstants.SO_TIMEOUT, TIMEOUT_IN_MILLIS);
        options.setProperty(HTTPConstants.CONNECTION_TIMEOUT, TIMEOUT_IN_MILLIS);
        options.setCallTransportCleanup(true);
        options.setManageSession(true);

        enableSelfSignedCertificates(client);

    }

    private void enableSelfSignedCertificates(ServiceClient client) {
        String protocol = "SSL";
        try {
            SSLContext sslCtx = SSLContext.getInstance(protocol);
            sslCtx.init(null, new TrustManager[] { new TrustAllTrustManager() }, null);
            client.getOptions().setProperty(HTTPConstants.CUSTOM_PROTOCOL_HANDLER,
                    new Protocol("https", (ProtocolSocketFactory) new SSLProtocolSocketFactory(sslCtx), 443));
        } catch (KeyManagementException e) {
            throw new IllegalStateException("Key management exception for '" + protocol + "' SSL context", e);
        } catch (NoSuchAlgorithmException e) {
            throw new IllegalStateException("Unable to get SSL context for '" + protocol + "' protocol", e);
        }

    }

    /**
     * 
     * @param params
     * @return
     * @throws Exception
     */
    public boolean validateAuthenticationRequest(OAuth2TokenValidationRequestDTO params) throws Exception {
        OAuth2TokenValidationResponseDTO resp = stub.validate(params);
        return resp.getValid();
    }
}