/guava/android/guava/src/com/google/common/reflect/ClassPath.java
if ( files == null) {   warning( ( "Cannot read directory " + directory) ) ;   return ; }
[Delete]
String packagePrefix, Set<File> currentPath, ImmutableSet.Builder<ResourceInfo> builder) throws IOException { File[] files = directory.listFiles(); if (files == null) { <extra_id_0> return; } for (File f : files) { String name = f.getName(); if (f.isDirectory()) { File deref = f.getCanonicalFile();