2022-04-12

try( ... ) { ... } catch(...) { ... }

autocloseable

SQL Injection

UUID.randomUUID().toString().getBytes()

var uuidBefore = UUID.randomUUID();
var uuidAfter = toUUID(uuidBefore.toString().getBytes());
  
static UUID toUUID(byte[] bytes) {
	var byteBuffer = ByteBuffer.wrap(bytes);
	return new UUID(byteBuffer.getLong(), byteBuffer.getLong());
}