Ruby sample code to access the sample library

demo.rb

require "java"
require "json.jar"
require "Sample.jar"

alice = Java::OrgAvgpSample::User.new("Alice")
bob = Java::OrgAvgpSample::User.new("Bob")
puts alice.getId()
puts bob.getId()

message = Java::OrgAvgpSample::Message.new(alice, bob, "Hello Bob!")
puts message.toJSONString()

output.txt

$ ruby sample.rb 
70f96309-1767-4ad3-a8f6-279bf4c10a3d
d07ad352-4186-487d-a1f3-8c0e0f2fa122
{sender: {name: "Alice", id: "70f96309-1767-4ad3-a8f6-279bf4c10a3d"}, receipient: {name: "Bob", id: "d07ad352-4186-487d-a1f3-8c0e0f2fa122"}, content: "Hello Bob!"}