Snowball Token Filter（Snowball 词元过滤器）

原文链接 : https://www.elastic.co/guide/en/elasticsearch/reference/current/analysis-snowball-tokenfilter.html

译文链接 : http://www.apache.wiki/pages/viewpage.action?pageId=10028804

贡献者 : fucker，ApacheCN，Apache中文网

一个过滤器，使用 Snowball-generated 的分词器来分词。 language 参数使用以下可用值控制分词器:Armenian, Basque, Catalan, Danish, Dutch, English, Finnish, French, German, German2, Hungarian, Italian, Kp, Lithuanian, Lovins, Norwegian, Porter, Portuguese, Romanian, Russian, Spanish, Swedish, Turkish.

例如：

PUT /my_index
{
    "settings": {
        "analysis" : {
            "analyzer" : {
                "my_analyzer" : {
                    "tokenizer" : "standard",
                    "filter" : ["standard", "lowercase", "my_snow"]
                }
            },
            "filter" : {
                "my_snow" : {
                    "type" : "snowball",
                    "language" : "Lovins"
                }
            }
        }
    }
}