Replace use of RandomAccessFile with FileOutputStream, which avoids
synchronization costs and the need to count/truncate the file.

Patch by: jat
Review by: spoon (desk review)


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@4211 8db76d5a-ed1c-0410-87a9-c151d255dfc7

dev/core/src/com/google/gwt/dev/util/Util.java

diff --git a/dev/core/src/com/google/gwt/dev/util/Util.java b/dev/core/src/com/google/gwt/dev/util/Util.java
index 53e5f0c..e700a56 100644
--- a/dev/core/src/com/google/gwt/dev/util/Util.java
+++ b/dev/core/src/com/google/gwt/dev/util/Util.java
@@ -1046,17 +1046,14 @@
    */
   public static void writeBytesToFile(TreeLogger logger, File where,
       byte[][] what) throws UnableToCompleteException {
-    RandomAccessFile f = null;
+    FileOutputStream f = null;
     Throwable caught;
     try {
       where.getParentFile().mkdirs();
-      f = new RandomAccessFile(where, "rwd");
-      long newLen = 0;
+      f = new FileOutputStream(where);
       for (int i = 0; i < what.length; i++) {
-        newLen += what[i].length;
         f.write(what[i]);
       }
-      f.setLength(newLen);
       return;
     } catch (FileNotFoundException e) {
       caught = e;