From 3e2670265e17e91c5a8cfff01711f973dccd2a0c Mon Sep 17 00:00:00 2001
From: Keisuke Kuroyanagi <ksk@google.com>
Date: Wed, 24 Feb 2016 20:08:27 -0800
Subject: [PATCH] Close FileChannels in UpdateHandler#copyFile.

Bug: 26239281
Change-Id: Ib30beb3548f8fb4a8e338b5da863ae28c252bc2b
---
 .../inputmethod/dictionarypack/UpdateHandler.java    | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/java/src/com/android/inputmethod/dictionarypack/UpdateHandler.java b/java/src/com/android/inputmethod/dictionarypack/UpdateHandler.java
index 0517bc814..6b32c684f 100644
--- a/java/src/com/android/inputmethod/dictionarypack/UpdateHandler.java
+++ b/java/src/com/android/inputmethod/dictionarypack/UpdateHandler.java
@@ -689,8 +689,16 @@ public final class UpdateHandler {
         } else {
             try {
                 final FileChannel sourceChannel = ((FileInputStream) in).getChannel();
-                final FileChannel destinationChannel = ((FileOutputStream) out).getChannel();
-                sourceChannel.transferTo(0, Integer.MAX_VALUE, destinationChannel);
+                try {
+                    final FileChannel destinationChannel = ((FileOutputStream) out).getChannel();
+                    try {
+                        sourceChannel.transferTo(0, Integer.MAX_VALUE, destinationChannel);
+                    } finally {
+                        destinationChannel.close();
+                    }
+                } finally {
+                    sourceChannel.close();
+                }
             } catch (IOException e) {
                 // Can't work with channels, or something went wrong. Copy by hand.
                 DebugLogUtils.l("Won't work");