/**
 * Copyright 2012 Facebook
 *
 * 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 com.facebook;

/**
 * Represents an error returned from the Facebook service in response to a request.
 */
public class FacebookServiceException extends FacebookException {

    private final FacebookRequestError error;

    private static final long serialVersionUID = 1;

    /**
     * Constructs a new FacebookServiceException.
     *
     * @param error the error from the request
     */
    public FacebookServiceException(FacebookRequestError error, String errorMessage) {
        super(errorMessage);
        this.error = error;
    }

    /**
     * Returns an object that encapsulates complete information representing the error returned by Facebook.
     *
     * @return complete information representing the error.
     */
    public final FacebookRequestError getRequestError() {
        return error;
    }

    @Override
    public final String toString() {
        return new StringBuilder()
                .append("{FacebookServiceException: ")
                .append("httpResponseCode: ")
                .append(error.getRequestStatusCode())
                .append(", facebookErrorCode: ")
                .append(error.getErrorCode())
                .append(", facebookErrorType: ")
                .append(error.getErrorType())
                .append(", message: ")
                .append(error.getErrorMessage())
                .append("}")
                .toString();
    }

}