lift language level to java 7, and some code cleanup

1 files changed, 1 insertions, 1 deletions

diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/QrCodeUtils.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/QrCodeUtils.java
index 36f38045f..0bb4100c5 100644
--- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/QrCodeUtils.java
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/QrCodeUtils.java
@@ -47,7 +47,7 @@ public class QrCodeUtils {
      */
     public static Bitmap getQRCodeBitmap(final String input, final int size) {
         try {
-            final Hashtable<EncodeHintType, Object> hints = new Hashtable<EncodeHintType, Object>();
+            final Hashtable<EncodeHintType, Object> hints = new Hashtable<>();
             hints.put(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.M);
             final BitMatrix result = new QRCodeWriter().encode(input, BarcodeFormat.QR_CODE, size,
                     size, hints);