Generated Stub Files

Book_pb.js

/**
 * @fileoverview
 * @enhanceable
 * @suppress {messageConventions} JS Compiler reports an error if a variable or
 *     field starts with 'MSG_' and isn't a translatable message.
 * @public
 */
// GENERATED CODE -- DO NOT EDIT!
/* eslint-disable */

var jspb = require('google-protobuf');
var goog = jspb;
var global = Function('return this')();

goog.exportSymbol('proto.com.book.Book', null, global);
goog.exportSymbol('proto.com.book.BookStore', null, global);
goog.exportSymbol('proto.com.book.EnumSample', null, global);
goog.exportSymbol('proto.com.book.GetBookRequest', null, global);
goog.exportSymbol('proto.com.book.GetBookViaAuthor', null, global);

/**
 * Generated by JsPbCodeGenerator.
 * @param {Array=} opt_data Optional initial data array, typically from a
 * server response, or constructed directly in Javascript. The array is used
 * in place and becomes part of the constructed object. It is not cloned.
 * If no data is provided, the constructed object will be empty, but still
 * valid.
 * @extends {jspb.Message}
 * @constructor
 */
proto.com.book.Book = function(opt_data) {
  jspb.Message.initialize(this, opt_data, 0, -1, null, null);
};
goog.inherits(proto.com.book.Book, jspb.Message);
if (goog.DEBUG && !COMPILED) {
  proto.com.book.Book.displayName = 'proto.com.book.Book';
}


if (jspb.Message.GENERATE_TO_OBJECT) {
/**
 * Creates an object representation of this proto suitable for use in Soy templates.
 * Field names that are reserved in JavaScript and will be renamed to pb_name.
 * To access a reserved field use, foo.pb_<name>, eg, foo.pb_default.
 * For the list of reserved names please see:
 *     com.google.apps.jspb.JsClassTemplate.JS_RESERVED_WORDS.
 * @param {boolean=} opt_includeInstance Whether to include the JSPB instance
 *     for transitional soy proto support: http://goto/soy-param-migration
 * @return {!Object}
 */
proto.com.book.Book.prototype.toObject = function(opt_includeInstance) {
  return proto.com.book.Book.toObject(opt_includeInstance, this);
};


/**
 * Static version of the {@see toObject} method.
 * @param {boolean|undefined} includeInstance Whether to include the JSPB
 *     instance for transitional soy proto support:
 *     http://goto/soy-param-migration
 * @param {!proto.com.book.Book} msg The msg instance to transform.
 * @return {!Object}
 * @suppress {unusedLocalVariables} f is only used for nested messages
 */
proto.com.book.Book.toObject = function(includeInstance, msg) {
  var f, obj = {
    isbn: jspb.Message.getFieldWithDefault(msg, 1, 0),
    title: jspb.Message.getFieldWithDefault(msg, 2, ""),
    author: jspb.Message.getFieldWithDefault(msg, 3, "")
  };

  if (includeInstance) {
    obj.$jspbMessageInstance = msg;
  }
  return obj;
};
}


/**
 * Deserializes binary data (in protobuf wire format).
 * @param {jspb.ByteSource} bytes The bytes to deserialize.
 * @return {!proto.com.book.Book}
 */
proto.com.book.Book.deserializeBinary = function(bytes) {
  var reader = new jspb.BinaryReader(bytes);
  var msg = new proto.com.book.Book;
  return proto.com.book.Book.deserializeBinaryFromReader(msg, reader);
};


/**
 * Deserializes binary data (in protobuf wire format) from the
 * given reader into the given message object.
 * @param {!proto.com.book.Book} msg The message object to deserialize into.
 * @param {!jspb.BinaryReader} reader The BinaryReader to use.
 * @return {!proto.com.book.Book}
 */
proto.com.book.Book.deserializeBinaryFromReader = function(msg, reader) {
  while (reader.nextField()) {
    if (reader.isEndGroup()) {
      break;
    }
    var field = reader.getFieldNumber();
    switch (field) {
    case 1:
      var value = /** @type {number} */ (reader.readInt64());
      msg.setIsbn(value);
      break;
    case 2:
      var value = /** @type {string} */ (reader.readString());
      msg.setTitle(value);
      break;
    case 3:
      var value = /** @type {string} */ (reader.readString());
      msg.setAuthor(value);
      break;
    default:
      reader.skipField();
      break;
    }
  }
  return msg;
};


/**
 * Serializes the message to binary data (in protobuf wire format).
 * @return {!Uint8Array}
 */
proto.com.book.Book.prototype.serializeBinary = function() {
  var writer = new jspb.BinaryWriter();
  proto.com.book.Book.serializeBinaryToWriter(this, writer);
  return writer.getResultBuffer();
};


/**
 * Serializes the given message to binary data (in protobuf wire
 * format), writing to the given BinaryWriter.
 * @param {!proto.com.book.Book} message
 * @param {!jspb.BinaryWriter} writer
 * @suppress {unusedLocalVariables} f is only used for nested messages
 */
proto.com.book.Book.serializeBinaryToWriter = function(message, writer) {
  var f = undefined;
  f = message.getIsbn();
  if (f !== 0) {
    writer.writeInt64(
      1,
      f
    );
  }
  f = message.getTitle();
  if (f.length > 0) {
    writer.writeString(
      2,
      f
    );
  }
  f = message.getAuthor();
  if (f.length > 0) {
    writer.writeString(
      3,
      f
    );
  }
};


/**
 * optional int64 isbn = 1;
 * @return {number}
 */
proto.com.book.Book.prototype.getIsbn = function() {
  return /** @type {number} */ (jspb.Message.getFieldWithDefault(this, 1, 0));
};


/** @param {number} value */
proto.com.book.Book.prototype.setIsbn = function(value) {
  jspb.Message.setProto3IntField(this, 1, value);
};


/**
 * optional string title = 2;
 * @return {string}
 */
proto.com.book.Book.prototype.getTitle = function() {
  return /** @type {string} */ (jspb.Message.getFieldWithDefault(this, 2, ""));
};


/** @param {string} value */
proto.com.book.Book.prototype.setTitle = function(value) {
  jspb.Message.setProto3StringField(this, 2, value);
};


/**
 * optional string author = 3;
 * @return {string}
 */
proto.com.book.Book.prototype.getAuthor = function() {
  return /** @type {string} */ (jspb.Message.getFieldWithDefault(this, 3, ""));
};


/** @param {string} value */
proto.com.book.Book.prototype.setAuthor = function(value) {
  jspb.Message.setProto3StringField(this, 3, value);
};



/**
 * Generated by JsPbCodeGenerator.
 * @param {Array=} opt_data Optional initial data array, typically from a
 * server response, or constructed directly in Javascript. The array is used
 * in place and becomes part of the constructed object. It is not cloned.
 * If no data is provided, the constructed object will be empty, but still
 * valid.
 * @extends {jspb.Message}
 * @constructor
 */
proto.com.book.GetBookRequest = function(opt_data) {
  jspb.Message.initialize(this, opt_data, 0, -1, null, null);
};
goog.inherits(proto.com.book.GetBookRequest, jspb.Message);
if (goog.DEBUG && !COMPILED) {
  proto.com.book.GetBookRequest.displayName = 'proto.com.book.GetBookRequest';
}


if (jspb.Message.GENERATE_TO_OBJECT) {
/**
 * Creates an object representation of this proto suitable for use in Soy templates.
 * Field names that are reserved in JavaScript and will be renamed to pb_name.
 * To access a reserved field use, foo.pb_<name>, eg, foo.pb_default.
 * For the list of reserved names please see:
 *     com.google.apps.jspb.JsClassTemplate.JS_RESERVED_WORDS.
 * @param {boolean=} opt_includeInstance Whether to include the JSPB instance
 *     for transitional soy proto support: http://goto/soy-param-migration
 * @return {!Object}
 */
proto.com.book.GetBookRequest.prototype.toObject = function(opt_includeInstance) {
  return proto.com.book.GetBookRequest.toObject(opt_includeInstance, this);
};


/**
 * Static version of the {@see toObject} method.
 * @param {boolean|undefined} includeInstance Whether to include the JSPB
 *     instance for transitional soy proto support:
 *     http://goto/soy-param-migration
 * @param {!proto.com.book.GetBookRequest} msg The msg instance to transform.
 * @return {!Object}
 * @suppress {unusedLocalVariables} f is only used for nested messages
 */
proto.com.book.GetBookRequest.toObject = function(includeInstance, msg) {
  var f, obj = {
    isbn: jspb.Message.getFieldWithDefault(msg, 1, 0)
  };

  if (includeInstance) {
    obj.$jspbMessageInstance = msg;
  }
  return obj;
};
}


/**
 * Deserializes binary data (in protobuf wire format).
 * @param {jspb.ByteSource} bytes The bytes to deserialize.
 * @return {!proto.com.book.GetBookRequest}
 */
proto.com.book.GetBookRequest.deserializeBinary = function(bytes) {
  var reader = new jspb.BinaryReader(bytes);
  var msg = new proto.com.book.GetBookRequest;
  return proto.com.book.GetBookRequest.deserializeBinaryFromReader(msg, reader);
};


/**
 * Deserializes binary data (in protobuf wire format) from the
 * given reader into the given message object.
 * @param {!proto.com.book.GetBookRequest} msg The message object to deserialize into.
 * @param {!jspb.BinaryReader} reader The BinaryReader to use.
 * @return {!proto.com.book.GetBookRequest}
 */
proto.com.book.GetBookRequest.deserializeBinaryFromReader = function(msg, reader) {
  while (reader.nextField()) {
    if (reader.isEndGroup()) {
      break;
    }
    var field = reader.getFieldNumber();
    switch (field) {
    case 1:
      var value = /** @type {number} */ (reader.readInt64());
      msg.setIsbn(value);
      break;
    default:
      reader.skipField();
      break;
    }
  }
  return msg;
};


/**
 * Serializes the message to binary data (in protobuf wire format).
 * @return {!Uint8Array}
 */
proto.com.book.GetBookRequest.prototype.serializeBinary = function() {
  var writer = new jspb.BinaryWriter();
  proto.com.book.GetBookRequest.serializeBinaryToWriter(this, writer);
  return writer.getResultBuffer();
};


/**
 * Serializes the given message to binary data (in protobuf wire
 * format), writing to the given BinaryWriter.
 * @param {!proto.com.book.GetBookRequest} message
 * @param {!jspb.BinaryWriter} writer
 * @suppress {unusedLocalVariables} f is only used for nested messages
 */
proto.com.book.GetBookRequest.serializeBinaryToWriter = function(message, writer) {
  var f = undefined;
  f = message.getIsbn();
  if (f !== 0) {
    writer.writeInt64(
      1,
      f
    );
  }
};


/**
 * optional int64 isbn = 1;
 * @return {number}
 */
proto.com.book.GetBookRequest.prototype.getIsbn = function() {
  return /** @type {number} */ (jspb.Message.getFieldWithDefault(this, 1, 0));
};


/** @param {number} value */
proto.com.book.GetBookRequest.prototype.setIsbn = function(value) {
  jspb.Message.setProto3IntField(this, 1, value);
};



/**
 * Generated by JsPbCodeGenerator.
 * @param {Array=} opt_data Optional initial data array, typically from a
 * server response, or constructed directly in Javascript. The array is used
 * in place and becomes part of the constructed object. It is not cloned.
 * If no data is provided, the constructed object will be empty, but still
 * valid.
 * @extends {jspb.Message}
 * @constructor
 */
proto.com.book.GetBookViaAuthor = function(opt_data) {
  jspb.Message.initialize(this, opt_data, 0, -1, null, null);
};
goog.inherits(proto.com.book.GetBookViaAuthor, jspb.Message);
if (goog.DEBUG && !COMPILED) {
  proto.com.book.GetBookViaAuthor.displayName = 'proto.com.book.GetBookViaAuthor';
}


if (jspb.Message.GENERATE_TO_OBJECT) {
/**
 * Creates an object representation of this proto suitable for use in Soy templates.
 * Field names that are reserved in JavaScript and will be renamed to pb_name.
 * To access a reserved field use, foo.pb_<name>, eg, foo.pb_default.
 * For the list of reserved names please see:
 *     com.google.apps.jspb.JsClassTemplate.JS_RESERVED_WORDS.
 * @param {boolean=} opt_includeInstance Whether to include the JSPB instance
 *     for transitional soy proto support: http://goto/soy-param-migration
 * @return {!Object}
 */
proto.com.book.GetBookViaAuthor.prototype.toObject = function(opt_includeInstance) {
  return proto.com.book.GetBookViaAuthor.toObject(opt_includeInstance, this);
};


/**
 * Static version of the {@see toObject} method.
 * @param {boolean|undefined} includeInstance Whether to include the JSPB
 *     instance for transitional soy proto support:
 *     http://goto/soy-param-migration
 * @param {!proto.com.book.GetBookViaAuthor} msg The msg instance to transform.
 * @return {!Object}
 * @suppress {unusedLocalVariables} f is only used for nested messages
 */
proto.com.book.GetBookViaAuthor.toObject = function(includeInstance, msg) {
  var f, obj = {
    author: jspb.Message.getFieldWithDefault(msg, 1, "")
  };

  if (includeInstance) {
    obj.$jspbMessageInstance = msg;
  }
  return obj;
};
}


/**
 * Deserializes binary data (in protobuf wire format).
 * @param {jspb.ByteSource} bytes The bytes to deserialize.
 * @return {!proto.com.book.GetBookViaAuthor}
 */
proto.com.book.GetBookViaAuthor.deserializeBinary = function(bytes) {
  var reader = new jspb.BinaryReader(bytes);
  var msg = new proto.com.book.GetBookViaAuthor;
  return proto.com.book.GetBookViaAuthor.deserializeBinaryFromReader(msg, reader);
};


/**
 * Deserializes binary data (in protobuf wire format) from the
 * given reader into the given message object.
 * @param {!proto.com.book.GetBookViaAuthor} msg The message object to deserialize into.
 * @param {!jspb.BinaryReader} reader The BinaryReader to use.
 * @return {!proto.com.book.GetBookViaAuthor}
 */
proto.com.book.GetBookViaAuthor.deserializeBinaryFromReader = function(msg, reader) {
  while (reader.nextField()) {
    if (reader.isEndGroup()) {
      break;
    }
    var field = reader.getFieldNumber();
    switch (field) {
    case 1:
      var value = /** @type {string} */ (reader.readString());
      msg.setAuthor(value);
      break;
    default:
      reader.skipField();
      break;
    }
  }
  return msg;
};


/**
 * Serializes the message to binary data (in protobuf wire format).
 * @return {!Uint8Array}
 */
proto.com.book.GetBookViaAuthor.prototype.serializeBinary = function() {
  var writer = new jspb.BinaryWriter();
  proto.com.book.GetBookViaAuthor.serializeBinaryToWriter(this, writer);
  return writer.getResultBuffer();
};


/**
 * Serializes the given message to binary data (in protobuf wire
 * format), writing to the given BinaryWriter.
 * @param {!proto.com.book.GetBookViaAuthor} message
 * @param {!jspb.BinaryWriter} writer
 * @suppress {unusedLocalVariables} f is only used for nested messages
 */
proto.com.book.GetBookViaAuthor.serializeBinaryToWriter = function(message, writer) {
  var f = undefined;
  f = message.getAuthor();
  if (f.length > 0) {
    writer.writeString(
      1,
      f
    );
  }
};


/**
 * optional string author = 1;
 * @return {string}
 */
proto.com.book.GetBookViaAuthor.prototype.getAuthor = function() {
  return /** @type {string} */ (jspb.Message.getFieldWithDefault(this, 1, ""));
};


/** @param {string} value */
proto.com.book.GetBookViaAuthor.prototype.setAuthor = function(value) {
  jspb.Message.setProto3StringField(this, 1, value);
};



/**
 * Generated by JsPbCodeGenerator.
 * @param {Array=} opt_data Optional initial data array, typically from a
 * server response, or constructed directly in Javascript. The array is used
 * in place and becomes part of the constructed object. It is not cloned.
 * If no data is provided, the constructed object will be empty, but still
 * valid.
 * @extends {jspb.Message}
 * @constructor
 */
proto.com.book.BookStore = function(opt_data) {
  jspb.Message.initialize(this, opt_data, 0, -1, null, null);
};
goog.inherits(proto.com.book.BookStore, jspb.Message);
if (goog.DEBUG && !COMPILED) {
  proto.com.book.BookStore.displayName = 'proto.com.book.BookStore';
}


if (jspb.Message.GENERATE_TO_OBJECT) {
/**
 * Creates an object representation of this proto suitable for use in Soy templates.
 * Field names that are reserved in JavaScript and will be renamed to pb_name.
 * To access a reserved field use, foo.pb_<name>, eg, foo.pb_default.
 * For the list of reserved names please see:
 *     com.google.apps.jspb.JsClassTemplate.JS_RESERVED_WORDS.
 * @param {boolean=} opt_includeInstance Whether to include the JSPB instance
 *     for transitional soy proto support: http://goto/soy-param-migration
 * @return {!Object}
 */
proto.com.book.BookStore.prototype.toObject = function(opt_includeInstance) {
  return proto.com.book.BookStore.toObject(opt_includeInstance, this);
};


/**
 * Static version of the {@see toObject} method.
 * @param {boolean|undefined} includeInstance Whether to include the JSPB
 *     instance for transitional soy proto support:
 *     http://goto/soy-param-migration
 * @param {!proto.com.book.BookStore} msg The msg instance to transform.
 * @return {!Object}
 * @suppress {unusedLocalVariables} f is only used for nested messages
 */
proto.com.book.BookStore.toObject = function(includeInstance, msg) {
  var f, obj = {
    name: jspb.Message.getFieldWithDefault(msg, 1, ""),
    booksMap: (f = msg.getBooksMap()) ? f.toObject(includeInstance, undefined) : []
  };

  if (includeInstance) {
    obj.$jspbMessageInstance = msg;
  }
  return obj;
};
}


/**
 * Deserializes binary data (in protobuf wire format).
 * @param {jspb.ByteSource} bytes The bytes to deserialize.
 * @return {!proto.com.book.BookStore}
 */
proto.com.book.BookStore.deserializeBinary = function(bytes) {
  var reader = new jspb.BinaryReader(bytes);
  var msg = new proto.com.book.BookStore;
  return proto.com.book.BookStore.deserializeBinaryFromReader(msg, reader);
};


/**
 * Deserializes binary data (in protobuf wire format) from the
 * given reader into the given message object.
 * @param {!proto.com.book.BookStore} msg The message object to deserialize into.
 * @param {!jspb.BinaryReader} reader The BinaryReader to use.
 * @return {!proto.com.book.BookStore}
 */
proto.com.book.BookStore.deserializeBinaryFromReader = function(msg, reader) {
  while (reader.nextField()) {
    if (reader.isEndGroup()) {
      break;
    }
    var field = reader.getFieldNumber();
    switch (field) {
    case 1:
      var value = /** @type {string} */ (reader.readString());
      msg.setName(value);
      break;
    case 2:
      var value = msg.getBooksMap();
      reader.readMessage(value, function(message, reader) {
        jspb.Map.deserializeBinary(message, reader, jspb.BinaryReader.prototype.readInt64, jspb.BinaryReader.prototype.readString);
         });
      break;
    default:
      reader.skipField();
      break;
    }
  }
  return msg;
};


/**
 * Serializes the message to binary data (in protobuf wire format).
 * @return {!Uint8Array}
 */
proto.com.book.BookStore.prototype.serializeBinary = function() {
  var writer = new jspb.BinaryWriter();
  proto.com.book.BookStore.serializeBinaryToWriter(this, writer);
  return writer.getResultBuffer();
};


/**
 * Serializes the given message to binary data (in protobuf wire
 * format), writing to the given BinaryWriter.
 * @param {!proto.com.book.BookStore} message
 * @param {!jspb.BinaryWriter} writer
 * @suppress {unusedLocalVariables} f is only used for nested messages
 */
proto.com.book.BookStore.serializeBinaryToWriter = function(message, writer) {
  var f = undefined;
  f = message.getName();
  if (f.length > 0) {
    writer.writeString(
      1,
      f
    );
  }
  f = message.getBooksMap(true);
  if (f && f.getLength() > 0) {
    f.serializeBinary(2, writer, jspb.BinaryWriter.prototype.writeInt64, jspb.BinaryWriter.prototype.writeString);
  }
};


/**
 * optional string name = 1;
 * @return {string}
 */
proto.com.book.BookStore.prototype.getName = function() {
  return /** @type {string} */ (jspb.Message.getFieldWithDefault(this, 1, ""));
};


/** @param {string} value */
proto.com.book.BookStore.prototype.setName = function(value) {
  jspb.Message.setProto3StringField(this, 1, value);
};


/**
 * map<int64, string> books = 2;
 * @param {boolean=} opt_noLazyCreate Do not create the map if
 * empty, instead returning `undefined`
 * @return {!jspb.Map<number,string>}
 */
proto.com.book.BookStore.prototype.getBooksMap = function(opt_noLazyCreate) {
  return /** @type {!jspb.Map<number,string>} */ (
      jspb.Message.getMapField(this, 2, opt_noLazyCreate,
      null));
};


proto.com.book.BookStore.prototype.clearBooksMap = function() {
  this.getBooksMap().clear();
};


/**
 * @enum {number}
 */
proto.com.book.EnumSample = {
  UNKNOWN: 0,
  STARTED: 1,
  RUNNING: 1
};

goog.object.extend(exports, proto.com.book);

Book_pb_service.js

// package: com.book
// file: Book.proto
/* eslint-disable */

var Book_pb = require("./Book_pb");
var grpc = require("@improbable-eng/grpc-web").grpc;

var BookService = (function () {
  function BookService() {}
  BookService.serviceName = "com.book.BookService";
  return BookService;
}());

BookService.GetBook = {
  methodName: "GetBook",
  service: BookService,
  requestStream: false,
  responseStream: false,
  requestType: Book_pb.GetBookRequest,
  responseType: Book_pb.Book
};

BookService.GetBooksViaAuthor = {
  methodName: "GetBooksViaAuthor",
  service: BookService,
  requestStream: false,
  responseStream: true,
  requestType: Book_pb.GetBookViaAuthor,
  responseType: Book_pb.Book
};

BookService.GetGreatestBook = {
  methodName: "GetGreatestBook",
  service: BookService,
  requestStream: true,
  responseStream: false,
  requestType: Book_pb.GetBookRequest,
  responseType: Book_pb.Book
};

BookService.GetBooks = {
  methodName: "GetBooks",
  service: BookService,
  requestStream: true,
  responseStream: true,
  requestType: Book_pb.GetBookRequest,
  responseType: Book_pb.Book
};

exports.BookService = BookService;

function BookServiceClient(serviceHost, options) {
  this.serviceHost = serviceHost;
  this.options = options || {};
}

BookServiceClient.prototype.getBook = function getBook(requestMessage, metadata, callback) {
  if (arguments.length === 2) {
    callback = arguments[1];
  }
  var client = grpc.unary(BookService.GetBook, {
    request: requestMessage,
    host: this.serviceHost,
    metadata: metadata,
    transport: this.options.transport,
    debug: this.options.debug,
    onEnd: function (response) {
      if (callback) {
        if (response.status !== grpc.Code.OK) {
          var err = new Error(response.statusMessage);
          err.code = response.status;
          err.metadata = response.trailers;
          callback(err, null);
        } else {
          callback(null, response.message);
        }
      }
    }
  });
  return {
    cancel: function () {
      callback = null;
      client.close();
    }
  };
};

BookServiceClient.prototype.getBooksViaAuthor = function getBooksViaAuthor(requestMessage, metadata) {
  var listeners = {
    data: [],
    end: [],
    status: []
  };
  var client = grpc.invoke(BookService.GetBooksViaAuthor, {
    request: requestMessage,
    host: this.serviceHost,
    metadata: metadata,
    transport: this.options.transport,
    debug: this.options.debug,
    onMessage: function (responseMessage) {
      listeners.data.forEach(function (handler) {
        handler(responseMessage);
      });
    },
    onEnd: function (status, statusMessage, trailers) {
      listeners.end.forEach(function (handler) {
        handler();
      });
      listeners.status.forEach(function (handler) {
        handler({ code: status, details: statusMessage, metadata: trailers });
      });
      listeners = null;
    }
  });
  return {
    on: function (type, handler) {
      listeners[type].push(handler);
      return this;
    },
    cancel: function () {
      listeners = null;
      client.close();
    }
  };
};

BookServiceClient.prototype.getGreatestBook = function getGreatestBook(metadata) {
  var listeners = {
    end: [],
    status: []
  };
  var client = grpc.client(BookService.GetGreatestBook, {
    host: this.serviceHost,
    metadata: metadata,
    transport: this.options.transport
  });
  client.onEnd(function (status, statusMessage, trailers) {
    listeners.end.forEach(function (handler) {
      handler();
    });
    listeners.status.forEach(function (handler) {
      handler({ code: status, details: statusMessage, metadata: trailers });
    });
    listeners = null;
  });
  return {
    on: function (type, handler) {
      listeners[type].push(handler);
      return this;
    },
    write: function (requestMessage) {
      if (!client.started) {
        client.start(metadata);
      }
      client.send(requestMessage);
      return this;
    },
    end: function () {
      client.finishSend();
    },
    cancel: function () {
      listeners = null;
      client.close();
    }
  };
};

BookServiceClient.prototype.getBooks = function getBooks(metadata) {
  var listeners = {
    data: [],
    end: [],
    status: []
  };
  var client = grpc.client(BookService.GetBooks, {
    host: this.serviceHost,
    metadata: metadata,
    transport: this.options.transport
  });
  client.onEnd(function (status, statusMessage, trailers) {
    listeners.end.forEach(function (handler) {
      handler();
    });
    listeners.status.forEach(function (handler) {
      handler({ code: status, details: statusMessage, metadata: trailers });
    });
    listeners = null;
  });
  client.onMessage(function (message) {
    listeners.data.forEach(function (handler) {
      handler(message);
    })
  });
  client.start(metadata);
  return {
    on: function (type, handler) {
      listeners[type].push(handler);
      return this;
    },
    write: function (requestMessage) {
      client.send(requestMessage);
      return this;
    },
    end: function () {
      client.finishSend();
    },
    cancel: function () {
      listeners = null;
      client.close();
    }
  };
};

exports.BookServiceClient = BookServiceClient;