Logstash Java Plugin

This is a Java plugin for Logstash.

It is fully free and fully open source. The license is Apache 2.0, meaning you are free to use it however you want.

The documentation for Logstash Java plugins is available here.

https://www.elastic.co/guide/en/logstash/current/java-filter-plugin.html

Create gradle.properties with content LOGSTASH_CORE_PATH=../logstash/logstash-core in it.

```shell script mkdir -p ~/.gem; curl -u username:password https://rubygems.org/api/v1/api_key.yaml > ~/.gem/credentials; chmod 0600 ~/.gem/credentials;

gem yank logstash-filter-simple_kv -v 1.0.0

gem push $(find ./ -maxdepth 1 -name '*.gem' | awk -F/ '$2')

see: https://rubygems.org/gems/logstash-filter-simple_kv