Clean up jar dependencies code and so we end embedded dependencies th…

…e same gem. To do so I introduced a common code to load jars so we aim to simplify the management of jars in the long run. This code is actually using a module extracted into a common gem.

Version 0.2.1 bump

cleanup temporary gem usage for development

ammend wrong places jar manager

refactor the files into the vendor dir as we discussed during the review process

Fixes elastic#101

.gitignore

@@ -1,4 +1,3 @@
 *.gem
 Gemfile.lock
 .bundle
-vendor

Gemfile

@@ -1,2 +1,2 @@
 source 'https://rubygems.org'
-gemspec
+gemspec

lib/logstash-output-elasticsearch_jars.rb

@@ -0,0 +1,5 @@
+# encoding: utf-8
+require 'logstash/environment'
+
+ROOT_DIR   = File.expand_path(File.join(File.dirname(__FILE__), ".."))
+LogStash::Environment.load_runtime_jars! File.join(ROOT_DIR, "vendor")

logstash-output-elasticsearch.gemspec

@@ -1,7 +1,7 @@
 Gem::Specification.new do |s|
 
   s.name            = 'logstash-output-elasticsearch'
-  s.version         = '0.2.0'
+  s.version         = '0.2.1'
   s.licenses        = ['apache-2.0']
   s.summary         = "Logstash Output to Elasticsearch"
   s.description     = "Output events to elasticsearch"
@@ -19,9 +19,6 @@ Gem::Specification.new do |s|
   # Special flag to let us know this is actually a logstash plugin
   s.metadata = { "logstash_plugin" => "true", "logstash_group" => "output" }
 
-  # Jar dependencies
-  s.requirements << "jar 'org.elasticsearch:elasticsearch', '1.5.0'"
-
   # Gem dependencies
   s.add_runtime_dependency 'concurrent-ruby'
   s.add_runtime_dependency 'elasticsearch', ['>= 1.0.6', '~> 1.0']
@@ -36,16 +33,6 @@ Gem::Specification.new do |s|
   if RUBY_PLATFORM == 'java'
     s.platform = RUBY_PLATFORM
     s.add_runtime_dependency "manticore", '~> 0.3'
-    # Currently there is a blocking issue with the latest (3.1.1.0.9) version of 
-    # `ruby-maven` # and installing jars dependencies. If you are declaring a gem 
-    # in a gemfile # using the :github option it will make the bundle install crash,
-    # before upgrading this gem you need to test the version with any plugins
-    # that require jars.
-    #
-    # Ticket: https://github.com/elasticsearch/logstash/issues/2595
-    s.add_runtime_dependency 'jar-dependencies', '0.1.7'
-    s.add_runtime_dependency 'ruby-maven', '3.1.1.0.8'
-    s.add_runtime_dependency "maven-tools", '1.0.7'
   end
 
   s.add_development_dependency 'logstash-devutils'