sdk-javascript/lib/cloudevent.js

94 lines
2.0 KiB
JavaScript

var Spec_0_1 = require('./specs/spec_0_1.js');
var Spec_0_2 = require('./specs/spec_0_2.js');
var JSONFormatter_0_1 = require('./formats/json_0_1.js');
var HTTPStructured_0_1 = require('./bindings/http/structured_0_1.js');
/*
* Class created using the Builder Design Pattern.
*
* https://en.wikipedia.org/wiki/Builder_pattern
*/
function Cloudevent(_spec, _formatter){
this.spec = (_spec) ? new _spec(Cloudevent) : new Spec_0_1(Cloudevent);
this.formatter = (_formatter) ? _formatter : new JSONFormatter_0_1();
}
/*
* To format the payload using the formatter
*/
Cloudevent.prototype.format = function(){
// Check the constraints
this.spec.check();
// Then, format
return this.formatter.format(this.spec.payload);
}
Cloudevent.prototype.toString = function(){
return this.formatter.toString(this.spec.payload);
}
Cloudevent.prototype.type = function(type){
this.spec.type(type);
return this;
}
Cloudevent.prototype.source = function(_source){
this.spec.source(_source);
return this;
}
Cloudevent.prototype.id = function(_id){
this.spec.id(_id);
return this;
}
Cloudevent.prototype.time = function(_time){
this.spec.time(_time);
return this;
}
Cloudevent.prototype.schemaurl = function(_schemaurl) {
this.spec.schemaurl(_schemaurl);
return this;
}
Cloudevent.prototype.contenttype = function(_contenttype){
this.spec.contenttype(_contenttype);
return this;
}
Cloudevent.prototype.data = function(_data) {
this.spec.data(_data);
return this;
}
Cloudevent.prototype.addExtension = function(key, value){
this.spec.addExtension(key, value);
return this;
}
/*
* Export the specs
*/
Cloudevent.specs = {
'0.1': Spec_0_1,
'0.2': Spec_0_2
};
/*
* Export the formats
*/
Cloudevent.formats = {
'json' : JSONFormatter_0_1,
'json0.1': JSONFormatter_0_1
};
Cloudevent.bindings = {
'http-structured' : HTTPStructured_0_1,
'http-structured0.1' : HTTPStructured_0_1
};
module.exports = Cloudevent;