(officially) drop support for anything below ~ JRuby 1.7.20

Author: kares

jruby-openssl.gemspec

@@ -29,6 +29,9 @@ Gem::Specification.new do |s|
   s.requirements << "jar org.bouncycastle:bcpkix-jdk15on, #{bc_version}"
   s.requirements << "jar org.bouncycastle:bcprov-jdk15on, #{bc_version}"
 
+  s.required_ruby_version     = '>= 1.9.3'
+  s.required_rubygems_version = '>= 2.4.8'
+
   s.add_development_dependency 'jar-dependencies', '~> 0.1'
 
   s.add_development_dependency 'mocha', '~> 1.1.0'

lib/jopenssl/load.rb

@@ -1,4 +1,5 @@
-warn 'Loading jruby-openssl in a non-JRuby interpreter' unless defined? JRUBY_VERSION
+warn 'Loading jruby-openssl gem in a non-JRuby interpreter' unless defined? JRUBY_VERSION
+warn "JRuby #{JRUBY_VERSION} is not supported by jruby-openssl #{Jopenssl::VERSION}" if JRUBY_VERSION <= '1.7.20'
 
 require 'java'
 require 'jopenssl/version'
@@ -14,6 +15,7 @@
     require_jar( 'org.bouncycastle', 'bcprov-jdk15on', version )
     bc_jars = true
   rescue LoadError
+    bc_jars = false
   end
   unless bc_jars
     load "org/bouncycastle/bcpkix-jdk15on/#{version}/bcpkix-jdk15on-#{version}.jar"