notifyuser

PercolateTest.java

GetResponse matchedQuery = client.prepareGet("households","_percolator", "myQuery")
    .setFetchSource("user_id", "query")
    .execute().actionGet();
    
assertThat(((String) matchedQuery.getSource().get("user_id")), is("123"));
assertThat(matchedQuery.getSource().get("query"), is(nullValue()));