Thrift Tutorial


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665051 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/tutorial/rb/RubyClient.rb b/tutorial/rb/RubyClient.rb
new file mode 100755
index 0000000..e0b47b6
--- /dev/null
+++ b/tutorial/rb/RubyClient.rb
@@ -0,0 +1,43 @@
+#!/usr/bin/env ruby
+
+$:.push('../gen-rb')
+
+require 'thrift/transport/tsocket'
+require 'thrift/protocol/tbinaryprotocol'
+
+require 'Calculator'
+
+transport = TSocket.new('localhost', 9090)
+protocol = TBinaryProtocol.new(transport)
+client = Calculator::Client.new(protocol)
+
+transport.open()
+
+client.ping()
+print "ping()\n"
+
+sum = client.add(1,1)
+print "1+1=", sum, "\n"
+
+work = Work.new()
+
+begin
+  work.op = Operation::DIVIDE
+  work.num1 = 1
+  work.num2 = 0
+  quot = client.calculate(1, work)
+  puts "Whoa, we can divide by 0 now?"
+rescue InvalidOperation => io
+  print "InvalidOperation: ", io.why, "\n"
+end
+
+work.op = Operation::SUBTRACT
+work.num1 = 15
+work.num2 = 10
+diff = client.calculate(1, work)
+print "15-10=", diff, "\n"
+
+log = client.getStruct(1)
+print "Log: ", log.value, "\n"
+
+transport.close()
diff --git a/tutorial/rb/RubyServer.rb b/tutorial/rb/RubyServer.rb
new file mode 100755
index 0000000..2e9145d
--- /dev/null
+++ b/tutorial/rb/RubyServer.rb
@@ -0,0 +1,78 @@
+#!/usr/bin/env ruby
+
+$:.push('../gen-rb')
+
+require 'thrift/transport/tsocket'
+require 'thrift/protocol/tbinaryprotocol'
+require 'thrift/server/tserver'
+
+require 'Calculator'
+require 'shared_types'
+
+class CalculatorHandler
+  include Calculator::Iface
+
+  def initialize()
+    @log = {}
+  end
+
+  def ping()
+    puts "ping()"
+  end
+
+  def add(n1, n2)
+    print "add(", n1, ",", n2, ")\n"
+    return n1 + n2
+  end
+  
+  def calculate(logid, work)
+    print "calculate(", logid, ", {", work.op, ",", work.num1, ",", work.num2,"})\n"
+    if work.op == Operation::ADD
+      val = work.num1 + work.num2
+    elsif work.op == Operation::SUBTRACT
+      val = work.num1 - work.num2
+    elsif work.op == Operation::MULTIPLY
+      val = work.num1 * work.num2
+    elsif work.op == Operation::DIVIDE
+      if work.num2 == 0
+        x = InvalidOperation.new()
+        x.what = work.op
+        x.why = "Cannot divide by 0"
+        raise x
+      end
+      val = work.num1 / work.num2
+    else
+      x = InvalidOperation()
+      x.what = work.op
+      x.why = "Invalid operation"
+      raise x
+    end
+
+    entry = SharedStruct.new()
+    entry.key = logid
+    entry.value = "#{val}"
+    @log[logid] = entry
+
+    return val
+
+  end
+
+  def getStruct(key)
+    print "getStruct(", key, ")\n"
+    return @log[key]
+  end
+
+  def zip()
+    print "zip\n"
+  end
+
+end
+
+handler = CalculatorHandler.new()
+processor = Calculator::Processor.new(handler)
+transport = TServerSocket.new(9090)
+server = TSimpleServer.new(processor, transport)
+
+puts "Starting the server..."
+server.serve()
+puts "done."