1 files changed, 53 insertions, 0 deletions
diff --git a/navit/android/src/org/navitproject/navit/NavitUtils.java b/navit/android/src/org/navitproject/navit/NavitUtils.java
new file mode 100644
index 000000000..bbdf6539e
--- /dev/null
+++ b/navit/android/src/org/navitproject/navit/NavitUtils.java
@@ -0,0 +1,53 @@
+package org.navitproject.navit;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+
+class NavitUtils {
+
+
+    static void removeFileIfExists(String source) {
+        File file = new File(source);
+
+        if (!file.exists()) {
+            return;
+        }
+
+        file.delete();
+    }
+
+    static void copyFileIfExists(String source, String destination) throws IOException {
+        File file = new File(source);
+
+        if (!file.exists()) {
+            return;
+        }
+
+        FileInputStream is = null;
+        FileOutputStream os = null;
+
+        try {
+            is = new FileInputStream(source);
+            os = new FileOutputStream(destination);
+
+            int len;
+            byte[] buffer = new byte[1024];
+
+            while ((len = is.read(buffer)) != -1) {
+                os.write(buffer, 0, len);
+            }
+        } finally {
+            /* Close the FileStreams to prevent Resource leaks */
+            if (is != null) {
+                is.close();
+            }
+
+            if (os != null) {
+                os.close();
+            }
+        }
+    }
+
+}