[英]How to read data from solr/data/index
It's my own solution. 这是我自己的解决方案。 I get index
files from solr 4.4 and I also use lucene-core-4.4.0.jar library. 我从solr 4.4获得index
文件,我也使用lucene-core-4.4.0.jar库。 Maybe it can help someone. 也许它可以帮助某人。
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import org.apache.lucene.document.Document;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.queryparser.classic.ParseException;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.FSDirectory;
import org.apache.solr.client.solrj.SolrServerException;
public class SomeClass {
public static void main(String[] args) throws IOException {
Directory dirIndex = FSDirectory.open(new File("solr/home/data/index"));
IndexReader indexReader = IndexReader.open(dirIndex);
Document doc = null;
for(int i = 0; i < indexReader.numDocs(); i++) {
doc = indexReader.document(i);
}
System.out.println(doc.toString());
indexReader.close();
dirIndex.close();
}
}
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.