Apache Solr : SolrJ でフィールド一覧を取得する

import java.util.Map;
import java.util.Map.Entry;

import org.apache.solr.client.solrj.impl.HttpSolrClient;
import org.apache.solr.client.solrj.request.LukeRequest;
import org.apache.solr.client.solrj.response.LukeResponse;
import org.apache.solr.client.solrj.response.LukeResponse.FieldInfo;

public class HelloLukeRequest {

	public static void main(String[] args) throws Exception {
		String core = "core";
		HttpSolrClient solrClient = new HttpSolrClient.Builder("http://localhost:8983/solr/" + core + "").build();
		LukeRequest lukeRequest = new LukeRequest();
		lukeRequest.setNumTerms(0);
		LukeResponse lukeResponse = lukeRequest.process(solrClient);
		Map<String, FieldInfo> fieldInfoMap = lukeResponse.getFieldInfo();
		fieldInfoMap.entrySet().stream() //
.sorted(java.util.Map.Entry.comparingByKey()) //
				.forEach(s -> System.out.println(s.getValue().getType() + "," + s.getValue().getName())); //
	}

}