RobotConnectionException.java

/**
 * Copyright 2010 Google Inc.
 *
 * 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.google.wave.api.robot;

/**
 * Checked exception when a robot cannot be reached via HTTP.
 *
 */
public class RobotConnectionException extends Exception {

  private final int statusCode;

  /**
   * Constructor with a detail message.
   *
   * @param message detail message for this exception.
   */
  public RobotConnectionException(String message) {
    super(message);
    this.statusCode = 0;
  }

  /**
   * Constructor with a detail message and cause.
   *
   * @param message detail message for this exception.
   * @param cause the exception that caused this.
   */
  public RobotConnectionException(String message, Throwable cause) {
    super(message, cause);
    this.statusCode = 0;
  }

  /**
   * Constructor with a detail message and status code.
   *
   * @param message detail message for this exception.
   * @param statusCode the status code returned by the robot.
   */
  public RobotConnectionException(String message, int statusCode) {
    super(message);
    this.statusCode = statusCode;
  }

  /** @return the status code returned by the robot. */
  public int getStatusCode() {
    return statusCode;
  }
}