How to refer custom analyzer in search query?

Sam_4 · January 16, 2012, 12:18pm

Hi

I am using elastic server 0.16.2. i am using following java code for
creating custom analyzer:
I have created gist for used java code that create custom
analyzer(search_analyzer)

gist.github.com

https://gist.github.com/sameek/1620578

gistfile1.java

 try {

            XContentBuilder stopwordfilter = null;
            XContentBuilder indexSettings = null;
            stopwordfilter=XContentFactory.jsonBuilder();
            stopwordfilter.startObject()
                            .startObject("stopwordfilter")
                            .field("type","stop")
                            .field("stopwords_path","F:\\resources\\stopwords_eng.txt")
                            .field("ignore_case","true")

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search query java code :

QueryStringQueryBuilder querystring = new
QueryStringQueryBuilder(data);
SearchResponse searchResponse =
client.prepareSearch(indexName).setSearchType(SearchType.DEFAULT)
.setQuery(querystring.analyzer("search_analyzer")).setExplain(true).setSize(100).execute().actionGet();

I have following doubt regarding custom analyzer:

Is it is necessary to use same analyzer index creation and
searching time.
how to refer custom analyzer in search query.
3.if we used following java code for define custom analyzer on
index ,it can change previous created index mapping.

please help me and clear things.