private void walk(File parent, FileHandler fileHandler) {
if (parent.isDirectory()) {
for (File child : parent.listFiles()) {
walk(child, fileHandler);
}
} else {
fileHandler.handle(parent);
}
}
/**
* Recurse into a directory handling cache files (*.bin) with the supplied {@link FileHandler}.
*
* @param dir
* @param handler
*/
private void handleDir(File dir, FileHandler handler) {
if (dir.isDirectory()) {
File[] files = dir.listFiles();
for (File file : files) {
if (file.isDirectory()) {
handleDir(file, handler);
} else {
if (file.getName().endsWith(CACHE_FILE_EXT)) handler.handle(file);
}
}
} else {
throw new IllegalArgumentException(
"handleDir() called with non-directory: " + dir.getAbsolutePath());
}
}
