摘要:本篇Node.js教程探讨了Node.js如何调用restful webservice,希望阅读本篇文章以后大家有所收获,帮助大家对Node.js的理解更加深入。
写一个callrest.js,代码如下:
var http = require('http');
var equal = require('assert').equal;
var username = 'falcon';
var password = '';
var _auth = 'Basic ' + new Buffer(username + ':' + password).toString('base64')
var options = {
host: '192.168.0.101',
port: 7001,
path: '/RestfulApplication-testproject-context-root/resources/testproject/Persons',
method: 'GET',
headers:{
'accept': '*/*',
'content-type': "application/xml",
'accept-encoding': 'gzip, deflate',
'accept-language': 'en-US,en;q=0.9',
'user-agent': 'nodejs rest client'
}
};
var req = http.request(options, function (res) {
console.log('STATUS: ' + res.statusCode);
equal(200, res.statusCode);
console.log('HEADERS: ' + JSON.stringify(res.headers));
res.on('data',function (chunk) {
console.log('BODY: ' + chunk);
});
});
req.on('error', function(e) {
console.log('problem with request: ' + e.message);
});
req.end();
之前在设置'content-type': "application/atom+xml",结果得到错误
STATUS: 415,查了后是返回的格式不支持,然后修改为application/json或者application/xml就通过了,因为后端restful代码写的是
application/json和application/xml
执行node callrest.js输出如下:
[weblogic@ericnie nodejs-cluster]$ node callrest.js
STATUS: 200
HEADERS: {"connection":"close","date":"Fri, 14 Oct 2016 03:30:31 GMT","content-length":"981","content-type":"application/json"}
BODY: [{"firstname":"Firstname 0","hiredate":"2016-10-14T11:30:31.124+08:00","id":0,"lastname":"Last 0"},{"firstname":"Firstname 1","hiredate":"2016-10-14T11:30:31.124+08:00","id":1,"lastname":"Last 1"},{"firstname":"Firstname 2","hiredate":"2016-10-14T11:30:31.124+08:00","id":2,"lastname":"Last 2"},{"firstname":"Firstname 3","hiredate":"2016-10-14T11:30:31.124+08:00","id":3,"lastname":"Last 3"},{"firstname":"Firstname 4","hiredate":"2016-10-14T11:30:31.124+08:00","id":4,"lastname":"Last 4"},{"firstname":"Firstname 5","hiredate":"2016-10-14T11:30:31.124+08:00","id":5,"lastname":"Last 5"},{"firstname":"Firstname 6","hiredate":"2016-10-14T11:30:31.124+08:00","id":6,"lastname":"Last 6"},{"firstname":"Firstname 7","hiredate":"2016-10-14T11:30:31.124+08:00","id":7,"lastname":"Last 7"},{"firstname":"Firstname 8","hiredate":"2016-10-14T11:30:31.124+08:00","id":8,"lastname":"Last 8"},{"firstname":"Firstname 9","hiredate":"2016-10-14T11:30:31.124+08:00","id":9,"lastname":"Last 9"}]
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