Rewrite Node greeter example to use generated code
diff --git a/examples/node/greeter_client.js b/examples/node/greeter_client.js
index ca57815..828ab51 100644
--- a/examples/node/greeter_client.js
+++ b/examples/node/greeter_client.js
@@ -31,22 +31,30 @@
*
*/
-var PROTO_PATH = __dirname + '/../protos/helloworld.proto';
-
var grpc = require('grpc');
-var hello_proto = grpc.load(PROTO_PATH).helloworld;
+
+var hello_messages = require('./helloworld_pb');
+var hello_service = require('./helloworld_grpc_pb');
function main() {
- var client = new hello_proto.Greeter('localhost:50051',
- grpc.credentials.createInsecure());
+ var client = new hello_service.GreeterClient('localhost:50051',
+ grpc.credentials.createInsecure());
var user;
if (process.argv.length >= 3) {
user = process.argv[2];
} else {
user = 'world';
}
- client.sayHello({name: user}, function(err, response) {
- console.log('Greeting:', response.message);
+
+ var request = new hello_messages.HelloRequest();
+ request.setName(user);
+
+ client.sayHello(request, function(err, response) {
+ if (err) {
+ debugger;
+ throw err;
+ }
+ console.log('Greeting:', response.getMessage());
});
}
diff --git a/examples/node/greeter_server.js b/examples/node/greeter_server.js
index 47d9892..08ca600 100644
--- a/examples/node/greeter_server.js
+++ b/examples/node/greeter_server.js
@@ -31,16 +31,18 @@
*
*/
-var PROTO_PATH = __dirname + '/../protos/helloworld.proto';
-
var grpc = require('grpc');
-var hello_proto = grpc.load(PROTO_PATH).helloworld;
+
+var hello_messages = require('./helloworld_pb');
+var hello_service = require('./helloworld_grpc_pb');
/**
* Implements the SayHello RPC method.
*/
function sayHello(call, callback) {
- callback(null, {message: 'Hello ' + call.request.name});
+ var reply = new hello_messages.HelloReply();
+ reply.setMessage("Hello " + call.request.getName());
+ callback(null, reply);
}
/**
@@ -49,7 +51,7 @@
*/
function main() {
var server = new grpc.Server();
- server.addProtoService(hello_proto.Greeter.service, {sayHello: sayHello});
+ server.addService(hello_service.GreeterService, {sayHello: sayHello});
server.bind('0.0.0.0:50051', grpc.ServerCredentials.createInsecure());
server.start();
}
diff --git a/examples/node/helloworld_grpc_pb.js b/examples/node/helloworld_grpc_pb.js
new file mode 100644
index 0000000..3d070d7
--- /dev/null
+++ b/examples/node/helloworld_grpc_pb.js
@@ -0,0 +1,39 @@
+// GENERATED CODE -- DO NOT EDIT!
+
+var grpc = require('grpc');
+var helloworld_pb = require('./helloworld_pb.js');
+
+function serialize_HelloReply(arg) {
+ if (!(arg instanceof helloworld_pb.HelloReply)) {
+ throw new Error('Expected argument of type HelloReply');
+ }
+ return new Buffer(arg.serializeBinary());
+}
+function deserialize_HelloReply(buffer_arg) {
+ return helloworld_pb.HelloReply.deserializeBinary(new Uint8Array(buffer_arg));
+}
+function serialize_HelloRequest(arg) {
+ if (!(arg instanceof helloworld_pb.HelloRequest)) {
+ throw new Error('Expected argument of type HelloRequest');
+ }
+ return new Buffer(arg.serializeBinary());
+}
+function deserialize_HelloRequest(buffer_arg) {
+ return helloworld_pb.HelloRequest.deserializeBinary(new Uint8Array(buffer_arg));
+}
+
+var GreeterService = exports.GreeterService = {
+ sayHello: {
+ path: '/helloworld.Greeter/SayHello',
+ requestStream: false,
+ responseStream: false,
+ requestType: helloworld_pb.HelloRequest,
+ responseType: helloworld_pb.HelloReply,
+ requestSerialize: serialize_HelloRequest,
+ requestDeserialize: deserialize_HelloRequest,
+ responseSerialize: serialize_HelloReply,
+ responseDeserialize: deserialize_HelloReply,
+ },
+};
+
+exports.GreeterClient = grpc.makeGenericClientConstructor(GreeterService);
diff --git a/examples/node/helloworld_pb.js b/examples/node/helloworld_pb.js
new file mode 100644
index 0000000..6405bd9
--- /dev/null
+++ b/examples/node/helloworld_pb.js
@@ -0,0 +1,332 @@
+/**
+ * @fileoverview
+ * @enhanceable
+ * @public
+ */
+// GENERATED CODE -- DO NOT EDIT!
+
+var jspb = require('google-protobuf');
+var goog = jspb;
+var global = Function('return this')();
+
+goog.exportSymbol('proto.helloworld.HelloReply', null, global);
+goog.exportSymbol('proto.helloworld.HelloRequest', 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.helloworld.HelloRequest = function(opt_data) {
+ jspb.Message.initialize(this, opt_data, 0, -1, null, null);
+};
+goog.inherits(proto.helloworld.HelloRequest, jspb.Message);
+if (goog.DEBUG && !COMPILED) {
+ proto.helloworld.HelloRequest.displayName = 'proto.helloworld.HelloRequest';
+}
+
+
+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.helloworld.HelloRequest.prototype.toObject = function(opt_includeInstance) {
+ return proto.helloworld.HelloRequest.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.helloworld.HelloRequest} msg The msg instance to transform.
+ * @return {!Object}
+ */
+proto.helloworld.HelloRequest.toObject = function(includeInstance, msg) {
+ var f, obj = {
+ name: msg.getName()
+ };
+
+ if (includeInstance) {
+ obj.$jspbMessageInstance = msg
+ }
+ return obj;
+};
+}
+
+
+/**
+ * Deserializes binary data (in protobuf wire format).
+ * @param {jspb.ByteSource} bytes The bytes to deserialize.
+ * @return {!proto.helloworld.HelloRequest}
+ */
+proto.helloworld.HelloRequest.deserializeBinary = function(bytes) {
+ var reader = new jspb.BinaryReader(bytes);
+ var msg = new proto.helloworld.HelloRequest;
+ return proto.helloworld.HelloRequest.deserializeBinaryFromReader(msg, reader);
+};
+
+
+/**
+ * Deserializes binary data (in protobuf wire format) from the
+ * given reader into the given message object.
+ * @param {!proto.helloworld.HelloRequest} msg The message object to deserialize into.
+ * @param {!jspb.BinaryReader} reader The BinaryReader to use.
+ * @return {!proto.helloworld.HelloRequest}
+ */
+proto.helloworld.HelloRequest.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;
+ default:
+ reader.skipField();
+ break;
+ }
+ }
+ return msg;
+};
+
+
+/**
+ * Class method variant: serializes the given message to binary data
+ * (in protobuf wire format), writing to the given BinaryWriter.
+ * @param {!proto.helloworld.HelloRequest} message
+ * @param {!jspb.BinaryWriter} writer
+ */
+proto.helloworld.HelloRequest.serializeBinaryToWriter = function(message, writer) {
+ message.serializeBinaryToWriter(writer);
+};
+
+
+/**
+ * Serializes the message to binary data (in protobuf wire format).
+ * @return {!Uint8Array}
+ */
+proto.helloworld.HelloRequest.prototype.serializeBinary = function() {
+ var writer = new jspb.BinaryWriter();
+ this.serializeBinaryToWriter(writer);
+ return writer.getResultBuffer();
+};
+
+
+/**
+ * Serializes the message to binary data (in protobuf wire format),
+ * writing to the given BinaryWriter.
+ * @param {!jspb.BinaryWriter} writer
+ */
+proto.helloworld.HelloRequest.prototype.serializeBinaryToWriter = function (writer) {
+ var f = undefined;
+ f = this.getName();
+ if (f.length > 0) {
+ writer.writeString(
+ 1,
+ f
+ );
+ }
+};
+
+
+/**
+ * Creates a deep clone of this proto. No data is shared with the original.
+ * @return {!proto.helloworld.HelloRequest} The clone.
+ */
+proto.helloworld.HelloRequest.prototype.cloneMessage = function() {
+ return /** @type {!proto.helloworld.HelloRequest} */ (jspb.Message.cloneMessage(this));
+};
+
+
+/**
+ * optional string name = 1;
+ * @return {string}
+ */
+proto.helloworld.HelloRequest.prototype.getName = function() {
+ return /** @type {string} */ (jspb.Message.getFieldProto3(this, 1, ""));
+};
+
+
+/** @param {string} value */
+proto.helloworld.HelloRequest.prototype.setName = function(value) {
+ jspb.Message.setField(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.helloworld.HelloReply = function(opt_data) {
+ jspb.Message.initialize(this, opt_data, 0, -1, null, null);
+};
+goog.inherits(proto.helloworld.HelloReply, jspb.Message);
+if (goog.DEBUG && !COMPILED) {
+ proto.helloworld.HelloReply.displayName = 'proto.helloworld.HelloReply';
+}
+
+
+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.helloworld.HelloReply.prototype.toObject = function(opt_includeInstance) {
+ return proto.helloworld.HelloReply.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.helloworld.HelloReply} msg The msg instance to transform.
+ * @return {!Object}
+ */
+proto.helloworld.HelloReply.toObject = function(includeInstance, msg) {
+ var f, obj = {
+ message: msg.getMessage()
+ };
+
+ if (includeInstance) {
+ obj.$jspbMessageInstance = msg
+ }
+ return obj;
+};
+}
+
+
+/**
+ * Deserializes binary data (in protobuf wire format).
+ * @param {jspb.ByteSource} bytes The bytes to deserialize.
+ * @return {!proto.helloworld.HelloReply}
+ */
+proto.helloworld.HelloReply.deserializeBinary = function(bytes) {
+ var reader = new jspb.BinaryReader(bytes);
+ var msg = new proto.helloworld.HelloReply;
+ return proto.helloworld.HelloReply.deserializeBinaryFromReader(msg, reader);
+};
+
+
+/**
+ * Deserializes binary data (in protobuf wire format) from the
+ * given reader into the given message object.
+ * @param {!proto.helloworld.HelloReply} msg The message object to deserialize into.
+ * @param {!jspb.BinaryReader} reader The BinaryReader to use.
+ * @return {!proto.helloworld.HelloReply}
+ */
+proto.helloworld.HelloReply.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.setMessage(value);
+ break;
+ default:
+ reader.skipField();
+ break;
+ }
+ }
+ return msg;
+};
+
+
+/**
+ * Class method variant: serializes the given message to binary data
+ * (in protobuf wire format), writing to the given BinaryWriter.
+ * @param {!proto.helloworld.HelloReply} message
+ * @param {!jspb.BinaryWriter} writer
+ */
+proto.helloworld.HelloReply.serializeBinaryToWriter = function(message, writer) {
+ message.serializeBinaryToWriter(writer);
+};
+
+
+/**
+ * Serializes the message to binary data (in protobuf wire format).
+ * @return {!Uint8Array}
+ */
+proto.helloworld.HelloReply.prototype.serializeBinary = function() {
+ var writer = new jspb.BinaryWriter();
+ this.serializeBinaryToWriter(writer);
+ return writer.getResultBuffer();
+};
+
+
+/**
+ * Serializes the message to binary data (in protobuf wire format),
+ * writing to the given BinaryWriter.
+ * @param {!jspb.BinaryWriter} writer
+ */
+proto.helloworld.HelloReply.prototype.serializeBinaryToWriter = function (writer) {
+ var f = undefined;
+ f = this.getMessage();
+ if (f.length > 0) {
+ writer.writeString(
+ 1,
+ f
+ );
+ }
+};
+
+
+/**
+ * Creates a deep clone of this proto. No data is shared with the original.
+ * @return {!proto.helloworld.HelloReply} The clone.
+ */
+proto.helloworld.HelloReply.prototype.cloneMessage = function() {
+ return /** @type {!proto.helloworld.HelloReply} */ (jspb.Message.cloneMessage(this));
+};
+
+
+/**
+ * optional string message = 1;
+ * @return {string}
+ */
+proto.helloworld.HelloReply.prototype.getMessage = function() {
+ return /** @type {string} */ (jspb.Message.getFieldProto3(this, 1, ""));
+};
+
+
+/** @param {string} value */
+proto.helloworld.HelloReply.prototype.setMessage = function(value) {
+ jspb.Message.setField(this, 1, value);
+};
+
+
+goog.object.extend(exports, proto.helloworld);
diff --git a/examples/node/package.json b/examples/node/package.json
index 00ba428..d183458 100644
--- a/examples/node/package.json
+++ b/examples/node/package.json
@@ -2,6 +2,7 @@
"name": "grpc-examples",
"version": "0.1.0",
"dependencies": {
- "grpc": "0.13.0"
+ "grpc": "0.13.0",
+ "google-protobuf": "*"
}
}