// Licensed to the Software Freedom Conservancy (SFC) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The SFC 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.

goog.provide('webdriver.Session');

goog.require('webdriver.Capabilities');


/**
 * Contains information about a WebDriver session.
 * @param {string} id The session ID.
 * @param {!(Object|webdriver.Capabilities)} capabilities The session
 *     capabilities.
 * @constructor
 */
webdriver.Session = function(id, capabilities) {

  /** @private {string} */
  this.id_ = id;

  /** @private {!webdriver.Capabilities} */
  this.caps_ = new webdriver.Capabilities().merge(capabilities);
};


/**
 * @return {string} This session's ID.
 */
webdriver.Session.prototype.getId = function() {
  return this.id_;
};


/**
 * @return {!webdriver.Capabilities} This session's capabilities.
 */
webdriver.Session.prototype.getCapabilities = function() {
  return this.caps_;
};


/**
 * Retrieves the value of a specific capability.
 * @param {string} key The capability to retrieve.
 * @return {*} The capability value.
 */
webdriver.Session.prototype.getCapability = function(key) {
  return this.caps_.get(key);
};


/**
 * Returns the JSON representation of this object, which is just the string
 * session ID.
 * @return {string} The JSON representation of this Session.
 */
webdriver.Session.prototype.toJSON = function() {
  return this.getId();
};