From 6a3087cabd3062bdf983a4b4713c69a8db5e885f Mon Sep 17 00:00:00 2001
From: coolneng <akasroua@gmail.com>
Date: Mon, 11 Jan 2021 19:09:02 +0100
Subject: [PATCH] Move index file to .index

---
 src/main/java/org/RI/P2/Indexer.java | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/src/main/java/org/RI/P2/Indexer.java b/src/main/java/org/RI/P2/Indexer.java
index 2c4d4fb..c0de104 100644
--- a/src/main/java/org/RI/P2/Indexer.java
+++ b/src/main/java/org/RI/P2/Indexer.java
@@ -19,6 +19,7 @@ import org.apache.lucene.analysis.Analyzer;
 import org.apache.lucene.analysis.core.WhitespaceAnalyzer;
 import org.apache.lucene.analysis.en.EnglishAnalyzer;
 import org.apache.lucene.analysis.miscellaneous.PerFieldAnalyzerWrapper;
+import org.apache.lucene.analysis.standard.StandardAnalyzer;
 import org.apache.lucene.document.Document;
 import org.apache.lucene.document.Field;
 import org.apache.lucene.document.StringField;
@@ -32,12 +33,14 @@ import com.google.gson.Gson;
 
 public class Indexer {
     IndexWriter index;
-    String folderPath;
+    String dataFolderPath;
+    String indexFolderPath;
     List<File> files;
     PerFieldAnalyzerWrapper customAnalyzer;
 
-    Indexer(String folderPath) throws IOException, ParseException {
-        this.folderPath = folderPath;
+    Indexer(String dataFolderPath, String indexFolderPath) throws IOException, ParseException {
+        this.dataFolderPath = dataFolderPath;
+        this.indexFolderPath = indexFolderPath;
         files = readFiles();
         customAnalyzer = createAnalyzer();
     }
@@ -46,13 +49,14 @@ public class Indexer {
         Map<String, Analyzer> analyzerPerField = new HashMap<>();
         analyzerPerField.put("title", new EnglishAnalyzer());
         analyzerPerField.put("abstract", new EnglishAnalyzer());
+        analyzerPerField.put("authors", new StandardAnalyzer());
         PerFieldAnalyzerWrapper customAnalyzer = new PerFieldAnalyzerWrapper(new WhitespaceAnalyzer(),
                 analyzerPerField);
         return customAnalyzer;
     }
 
     List<File> readFiles() throws IOException {
-        List<File> files = Files.walk(Paths.get(folderPath)).filter(Files::isRegularFile).map(Path::toFile)
+        List<File> files = Files.walk(Paths.get(dataFolderPath)).filter(Files::isRegularFile).map(Path::toFile)
                 .collect(Collectors.toList());
         return files;
     }
@@ -66,7 +70,7 @@ public class Indexer {
     }
 
     void createIndex() throws IOException {
-        Directory dir = FSDirectory.open(Paths.get(folderPath));
+        Directory dir = FSDirectory.open(Paths.get(indexFolderPath));
         IndexWriterConfig config = new IndexWriterConfig(customAnalyzer);
         config.setOpenMode(OpenMode.CREATE);
         index = new IndexWriter(dir, config);
@@ -108,7 +112,7 @@ public class Indexer {
             usage();
         }
         String dataDirectory = args[0];
-        Indexer indexer = new Indexer(dataDirectory);
+        Indexer indexer = new Indexer(dataDirectory, ".index");
         indexer.populateIndex();
     }
 }