/*
 * Copyright 2013 EMC Corporation. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 * http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 * or in the "license" file accompanying this file. This file 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.emc.atmos.api.jersey;

import com.emc.atmos.api.AtmosConfig;
import com.emc.atmos.api.RestUtil;
import com.sun.jersey.api.client.ClientHandlerException;
import com.sun.jersey.api.client.ClientRequest;
import com.sun.jersey.api.client.ClientResponse;
import com.sun.jersey.api.client.filter.ClientFilter;

public class AuthFilter extends ClientFilter {
    private AtmosConfig config;

    public AuthFilter( AtmosConfig config ) {
        this.config = config;
    }

    @Override
    public ClientResponse handle( ClientRequest request ) throws ClientHandlerException {
        RestUtil.signRequest( request.getMethod(),
                              request.getURI().getPath(),
                              request.getURI().getQuery(),
                              request.getHeaders(),
                              config.getTokenId(),
                              config.getSecretKey(),
                              config.getServerClockSkew() );

        return getNext().handle( request );
    }
}