Fix exceptions counter

lib/logstash-output-jdbc_ring-buffer.rb

@@ -14,6 +14,4 @@ class RingBuffer < Array
       self.push(el)
     end
   end
-
-  alias :push :<<
 end

lib/logstash/outputs/jdbc.rb

@@ -124,7 +124,8 @@ class LogStash::Outputs::Jdbc < LogStash::Outputs::Base
 
     if @exceptions_tracker.reject { |i| i.nil? }.count >= @max_flush_exceptions
       @logger.error("JDBC - max_flush_exceptions has been reached")
-      raise e
+      log_jdbc_exception(e)
+      raise LogStash::ShutdownSignal.new
     end
   end
 

logstash-output-jdbc.gemspec

@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name = 'logstash-output-jdbc'
-  s.version = "0.2.0.rc4"
+  s.version = "0.2.0.rc5"
   s.licenses = [ "Apache License (2.0)" ]
   s.summary = "This plugin allows you to output to SQL, via JDBC"
   s.description = "This gem is a logstash plugin required to be installed on top of the Logstash core pipeline using $LS_HOME/bin/plugin install gemname. This gem is not a stand-alone program"