thrift/tutorial/nodejs/NodeClient.js
James E. King, III f74943cf6e THRIFT-4172: fix node.js tutorial when connection fails
Client: node.js
Patch: Eden Hochbaum <eden.hochbaum@gmail.com>

This closes #1037
This closes #1244
2017-04-06 21:04:56 -04:00

78 lines
2.1 KiB
JavaScript

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.
*/
var thrift = require('thrift');
var Calculator = require('./gen-nodejs/Calculator');
var ttypes = require('./gen-nodejs/tutorial_types');
const assert = require('assert');
var transport = thrift.TBufferedTransport;
var protocol = thrift.TBinaryProtocol;
var connection = thrift.createConnection("localhost", 9090, {
transport : transport,
protocol : protocol
});
connection.on('error', function(err) {
assert(false, err);
});
// Create a Calculator client with the connection
var client = thrift.createClient(Calculator, connection);
client.ping(function(err, response) {
console.log('ping()');
});
client.add(1,1, function(err, response) {
console.log("1+1=" + response);
});
work = new ttypes.Work();
work.op = ttypes.Operation.DIVIDE;
work.num1 = 1;
work.num2 = 0;
client.calculate(1, work, function(err, message) {
if (err) {
console.log("InvalidOperation " + err);
} else {
console.log('Whoa? You know how to divide by zero?');
}
});
work.op = ttypes.Operation.SUBTRACT;
work.num1 = 15;
work.num2 = 10;
client.calculate(1, work, function(err, message) {
console.log('15-10=' + message);
client.getStruct(1, function(err, message){
console.log('Check log: ' + message.value);
//close the connection once we're done
connection.end();
});
});