mq5.1-source.src.share.java.examples.ums.ruby.ReceiveMsg.rb Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of imq Show documentation
The newest version!
#
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
#
# Copyright (c) 2000-2010 Oracle and/or its affiliates. All rights reserved.
#
# The contents of this file are subject to the terms of either the GNU
# General Public License Version 2 only ("GPL") or the Common Development
# and Distribution License("CDDL") (collectively, the "License").  You
# may not use this file except in compliance with the License.  You can
# obtain a copy of the License at
# https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
# or packager/legal/LICENSE.txt.  See the License for the specific
# language governing permissions and limitations under the License.
#
# When distributing the software, include this License Header Notice in each
# file and include the License file at packager/legal/LICENSE.txt.
#
# GPL Classpath Exception:
# Oracle designates this particular file as subject to the "Classpath"
# exception as provided by Oracle in the GPL Version 2 section of the License
# file that accompanied this code.
#
# Modifications:
# If applicable, add the following below the License Header, with the fields
# enclosed by brackets [] replaced by your own identifying information:
# "Portions Copyright [year] [name of copyright owner]"
#
# Contributor(s):
# If you wish your version of this file to be governed by only the CDDL or
# only the GPL Version 2, indicate your decision by adding "[Contributor]
# elects to include this software in this distribution under the [CDDL or GPL
# Version 2] license."  If you don't indicate a single choice of license, a
# recipient has the option to distribute your version of this file under
# either the CDDL, the GPL Version 2 or to extend the choice of license to
# its licensees as provided above.  However, if you add GPL Version 2 code
# and therefore, elected the GPL Version 2 license, then the option applies
# only if the new code is made subject to such option by the copyright
# holder.
#

#############################################################################
#
# A simple script to receive JMS text message(s) using UMS API over HTTP.
#
require 'getoptlong'
require 'net/http'
require 'uri'

$DEFAULT_CONTEXT_ROOT = "/ums"
$DEFAULT_TIMEOUT = "15000"

$host = nil
$dst = "simpleQ"
$domain = "queue"
$user = "guest"
$pwd = "guest"

# Function to print usage
def usage
  puts
  puts "usage: jruby ReceiveMsg.rb [options]"
  puts
  puts "where options include:"
  puts "  -h               Usage"
  puts "  -s    Specify the server host and port."
  puts "  -d         Specify the destination name. Default is simpleQ."
  puts "  -q               Specify domain is a queue. Default is queue."
  puts "  -t               Specify domain is a topic."
  puts "  -u         Specify the user name. Default is guest."
  puts "  -p     Specify the password. Default is guest."
  puts
  exit 1
end

# Function to parse command line arguments
def parseArgs
  begin
    opts = GetoptLong.new(
      [ '--h', '-h', GetoptLong::NO_ARGUMENT ],
      [ '--q', '-q', GetoptLong::NO_ARGUMENT ],
      [ '--t', '-t', GetoptLong::NO_ARGUMENT ],
      [ '--d', '-d', GetoptLong::REQUIRED_ARGUMENT ],
      [ '--s', '-s', GetoptLong::REQUIRED_ARGUMENT ],
      [ '--u', '-u', GetoptLong::REQUIRED_ARGUMENT ],
      [ '--p', '-p', GetoptLong::REQUIRED_ARGUMENT ]
  )
  rescue
    puts "Error: parsing command line arguments"
    usage()
  end

  opts.each do |opt, arg|
    case opt
      when '--h'
        usage()
      when '--q'
        $domain = "queue"
      when '--t'
        $domain = "topic"
      when '--d'
        $dst = arg
      when '--u'
        $user = arg
      when '--p'
        $pwd = arg
      when '--s'
        $host = arg
    end
  end

  if $host == nil
    puts "Please specify the UMS server host and port!"
    usage()
  end
end

# Function to post request
#    Returns server's responsed data if successfull
def doPost(http, url, body)
  error = nil
  respData = nil
  headers = {
    "Content-Type" => "text/plain;charset=UTF-8",
    "Accept" => "text/plain"
  }

  begin
    resp = http.post(url, body, headers)

    # Get the response
    if resp.code == "200"
      respData = resp.body
    else
      error = "Failed to post data to http://#{$host}#{url}\n" +
              "Response: #{resp.code} #{resp.message}"
    end
  rescue
    error = "Error: #{$!}: Cannot post data to http://#{$host}#{url}"
  end

  if error != nil
    raise error
  end

  return respData
end

# Main program
begin

  # Process command line args
  parseArgs()

  puts "UMS Server: #{$host}, Destination: #{$dst}, Domain: #{$domain}\n"

  # Open a connection to the server
  url = URI.parse("http://#{$host}")
  http = Net::HTTP.new(url.host, url.port)

  # Login to UMS
  sid = nil
  begin
    url = "#{$DEFAULT_CONTEXT_ROOT}/simple?service=login" +
     "&user=" + URI.escape($user) + "&password=" + URI.escape($pwd);
    sid = doPost(http, url, nil)
  rescue
    puts "Failed to login to UMS server.", $!
    exit 1
  end

  # Get a message from the server (if any)

  url = "#{$DEFAULT_CONTEXT_ROOT}/simple?service=receive" +
        "&destination=#{$dst}&domain=#{$domain}&sid=#{sid}" +
        "&timeout=#{$DEFAULT_TIMEOUT}"

  while true
    # Send request to retrieve a JMS message
    begin
      respMsg = doPost(http, url, nil)
    rescue
      puts $!
      break
    end

    if respMsg.length > 0
      time = Time.now
      puts time.strftime("[%d/%m/%Y:%H:%M:%S] ") + "Received msg: #{respMsg}"
    end
  end

  # Close the UMS session
  puts
  puts "Closing UMS connection, please wait..."

  begin
    url = "#{$DEFAULT_CONTEXT_ROOT}/simple?service=close&sid=#{sid}"
    respMsg = doPost(http, url, nil)
  rescue
    puts "Failed to close UMS connection.", $!
  end
end