Use absolute path when opening dex files.

The device always sees absolute paths so this will be no-op but on host
this enables testing with relative paths (which is much more
convenient).

Bug: 16644204
Bug: 16930747

(cherry picked from commit e05ad6f7a1e2e34db62587269a066d479dc8e0ad)

Change-Id: I4855c7ffa1935a777e19f0f9842c0bd837818f07

1 files changed, 13 insertions, 1 deletions

diff --git a/dalvik/src/main/java/dalvik/system/DexFile.java b/dalvik/src/main/java/dalvik/system/DexFile.java
index 3965b81..7aeba87 100644
--- a/dalvik/src/main/java/dalvik/system/DexFile.java
+++ b/dalvik/src/main/java/dalvik/system/DexFile.java
@@ -281,6 +281,18 @@ public final class DexFile {
         }
     }
 
+
+    /*
+     * Open a DEX file.  The value returned is a magic VM cookie.  On
+     * failure, an IOException is thrown.
+     */
+    private static long openDexFile(String sourceName, String outputName, int flags) throws IOException {
+        // Use absolute paths to enable the use of relative paths when testing on host.
+        return openDexFileNative(new File(sourceName).getAbsolutePath(),
+                                 (outputName == null) ? null : new File(outputName).getAbsolutePath(),
+                                 flags);
+    }
+
     private static native void closeDexFile(long cookie);
     private static native Class defineClassNative(String name, ClassLoader loader, long cookie)
             throws ClassNotFoundException, NoClassDefFoundError;
@@ -289,7 +301,7 @@ public final class DexFile {
      * Open a DEX file.  The value returned is a magic VM cookie.  On
      * failure, an IOException is thrown.
      */
-    private static native long openDexFile(String sourceName, String outputName, int flags);
+    private static native long openDexFileNative(String sourceName, String outputName, int flags);
 
     /**
      * Returns true if the VM believes that the apk/jar file is out of date