From c5dd705defa2e0307b275171c38feb917fc73aa3 Mon Sep 17 00:00:00 2001
From: Chakradhar Bandla <chakrabandla@gmail.com>
Date: Thu, 27 Aug 2020 15:25:52 +0100
Subject: [PATCH] close file after checksum calculation

---
 src/main/java/uk/ac/ebi/pride/gui/util/Hash.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/main/java/uk/ac/ebi/pride/gui/util/Hash.java b/src/main/java/uk/ac/ebi/pride/gui/util/Hash.java
index 0acf1ac6..14e7daea 100644
--- a/src/main/java/uk/ac/ebi/pride/gui/util/Hash.java
+++ b/src/main/java/uk/ac/ebi/pride/gui/util/Hash.java
@@ -13,7 +13,12 @@ public class Hash {
     private final static Logger LOGGER = LoggerFactory.getLogger(Hash.class);
 
     public static String getSha1Checksum(File file) throws IOException {
-        return DigestUtils.sha1Hex(new FileInputStream(file));
+
+        FileInputStream fileInputStream = new FileInputStream(file);
+        String checksum = DigestUtils.sha1Hex(fileInputStream);
+        fileInputStream.close();
+
+        return checksum;
     }
 
     public static String getSha256Checksum(String str) {