Load timezone resources in doPrivileged block

Fix test to compile
Ensure system classpath also wrapped

RELEASE-NOTES.txt

@@ -17,6 +17,8 @@ Changes in 2.9.4
 ----------------
  - DateTimeZone data updated to version 2016d
 
+ - Loading time-zone provider now occurs in a priveleged block [#327, #375]
+
 
 Changes in 2.9.3
 ----------------

pom.xml

@@ -232,6 +232,10 @@
       <name>Grzegorz Swierczynski</name>
       <url>https://github.com/gswierczynski</url>
     </contributor>
+    <contributor>
+      <name>Jason Tedor</name>
+      <url>https://github.com/jasontedor</url>
+    </contributor>
     <contributor>
       <name>Ricardo Trindade</name>
     </contributor>

src/main/java/org/joda/time/tz/ZoneInfoProvider.java

@@ -198,15 +198,15 @@ private InputStream openResource(String name) throws IOException {
             in = new FileInputStream(new File(iFileDir, name));
         } else {
             final String path = iResourcePath.concat(name);
-            if (iLoader != null) {
-                in = AccessController.doPrivileged(new PrivilegedAction<InputStream>() {
-                    public InputStream run() {
+            in = AccessController.doPrivileged(new PrivilegedAction<InputStream>() {
+                public InputStream run() {
+                    if (iLoader != null) {
                         return iLoader.getResourceAsStream(path);
+                    } else {
+                        return ClassLoader.getSystemResourceAsStream(path);
                     }
-                });
-            } else {
-                in = ClassLoader.getSystemResourceAsStream(path);
-            }
+                }
+            });
             if (in == null) {
                 StringBuilder buf = new StringBuilder(40)
                     .append("Resource not found: \"")

src/test/java/org/joda/time/TestDateTimeZone.java

@@ -551,6 +551,15 @@ public void testZoneInfoProviderResourceLoading() {
         final String id = ids.toArray(new String[ids.size()])[new Random().nextInt(ids.size())];
         try {
             Policy.setPolicy(new Policy() {
+                @Override
+                public PermissionCollection getPermissions(CodeSource codesource) {
+                    Permissions p = new Permissions();
+                    p.add(new AllPermission());  // enable everything
+                    return p;
+                }
+                @Override
+                public void refresh() {
+                }
                 @Override
                 public boolean implies(ProtectionDomain domain, Permission permission) {
                     return !(permission instanceof FilePermission) && !permission.getName().contains(id);