runner: finally block to ensure that a resource is closed (Prior to Java SE 7)

http://docs.oracle.com/javase/tutorial/essential/exceptions/tryResourceClose.html

Change-Id: I5ecefd3e5bf84fea2a8735a44236ed4c86b440c4
Reviewed-on: https://gerrit.libreoffice.org/11950
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>
Tested-by: Noel Grandin <noelgrandin@gmail.com>

1 files changed, 19 insertions, 9 deletions

diff --git a/qadevOOo/runner/helper/FileTools.java b/qadevOOo/runner/helper/FileTools.java
index cede7c46059d..4bcee70a52ce 100644
--- a/qadevOOo/runner/helper/FileTools.java
+++ b/qadevOOo/runner/helper/FileTools.java
@@ -80,17 +80,27 @@ public class FileTools {
      * @throws java.io.IOException throws java.io.IOException if something failes
      */
     public static void copyFile(File src, File dst) throws java.io.IOException {
-        InputStream in = new FileInputStream(src);
-        OutputStream out = new FileOutputStream(dst);
+        InputStream in = null;
+        OutputStream out = null;
+        try {
+            in = new FileInputStream(src);
+            try {
+                out = new FileOutputStream(dst);
 
-        // Transfer bytes from in to out
-        byte[] buf = new byte[1024];
-        int len;
-        while ((len = in.read(buf)) > 0) {
-            out.write(buf, 0, len);
+                // Transfer bytes from in to out
+                byte[] buf = new byte[1024];
+                int len;
+                while ((len = in.read(buf)) > 0) {
+                    out.write(buf, 0, len);
+                }
+            } finally {
+                if (out != null)
+                    out.close();
+            }
+        } finally {
+            if (in != null)
+                in.close();
         }
-        in.close();
-        out.close();
     }