Merge change 21210 into donut

* changes:
  Make sure that the android pref folder is always present when queried.

tools/androidprefs/src/com/android/prefs/AndroidLocation.java

@@ -55,18 +55,28 @@ public final class AndroidLocation {
                         "Unable to get the home directory. Make sure the user.home property is set up");
             } else {
                 sPrefsLocation = home + File.separator + ".android" + File.separator;
-
-                // make sure the folder exists!
-                File f = new File(sPrefsLocation);
-                if (f.exists() == false) {
-                    f.mkdir();
-                } else if (f.isFile()) {
-                    throw new AndroidLocationException(sPrefsLocation +
-                            " is not a directory! This is required to run Android tools.");
-                }
             }
         }
 
+        // make sure the folder exists!
+        File f = new File(sPrefsLocation);
+        if (f.exists() == false) {
+            try {
+                f.mkdir();
+            } catch (SecurityException e) {
+                AndroidLocationException e2 = new AndroidLocationException(String.format(
+                        "Unable to create folder '%1$s'. " +
+                        "This is the path of preference folder expected by the Android tools.",
+                        sPrefsLocation));
+                e2.initCause(e);
+                throw e2;
+            }
+        } else if (f.isFile()) {
+            throw new AndroidLocationException(sPrefsLocation +
+                    " is not a directory! " +
+                    "This is the path of preference folder expected by the Android tools.");
+        }
+
         return sPrefsLocation;
     }
 

tools/eclipse/plugins/com.android.ide.eclipse.adt/.classpath

@@ -3,8 +3,8 @@
 	<classpathentry excluding="Makefile|resources/" kind="src" path="src"/>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
-	<classpathentry kind="lib" path="jarutils.jar"/>
+	<classpathentry kind="lib" path="jarutils.jar" sourcepath="/JarUtils"/>
-	<classpathentry kind="lib" path="androidprefs.jar"/>
+	<classpathentry kind="lib" path="androidprefs.jar" sourcepath="/AndroidPrefs"/>
 	<classpathentry kind="lib" path="sdkstats.jar" sourcepath="/SdkStatsService"/>
 	<classpathentry kind="lib" path="kxml2-2.3.0.jar"/>
 	<classpathentry kind="lib" path="layoutlib_api.jar"/>