@Override
public synchronized byte[] getBytes() throws Exception {
if (data != null) {
return data;
}
InputStream in = SystemUtils.getResource(resource);
if (in == null) {
throw new Exception("RESOURCE '" + resource + "' NOT FOUND.");
}
ByteArrayOutputStream out = new ByteArrayOutputStream();
// you can configure the buffer size
byte[] buffer = new byte[1024];
while (in.read(buffer) != -1) {
out.write(buffer);
}
data = out.toByteArray();
return data;
}
