Source files without license headers

The following source files are without license headers:

./api/src/main/java/org/xnio/Cancellable.java
./api/src/main/java/org/xnio/ChainedChannelListener.java
./api/src/main/java/org/xnio/ChannelDestination.java
./api/src/main/java/org/xnio/ChannelExceptionHandler.java
./api/src/main/java/org/xnio/ChannelSource.java
./api/src/main/java/org/xnio/Closer.java
./api/src/main/java/org/xnio/FailedIoFuture.java
./api/src/main/java/org/xnio/FinishedIoFuture.java
./api/src/main/java/org/xnio/package-info.java
./api/src/main/java/org/xnio/Pool.java
./api/src/main/java/org/xnio/Result.java
./api/src/main/java/org/xnio/SslClientAuthMode.java
./api/src/main/java/org/xnio/XnioIoFactory.java
./api/src/main/java/org/xnio/XnioProvider.java

./api/src/main/java/org/xnio/channels/AcceptingChannel.java
./api/src/main/java/org/xnio/channels/BoundChannel.java
./api/src/main/java/org/xnio/channels/BoundMultipointMessageChannel.java
./api/src/main/java/org/xnio/channels/ByteChannel.java
./api/src/main/java/org/xnio/channels/ConnectedChannel.java
./api/src/main/java/org/xnio/channels/ConnectedMessageChannel.java
./api/src/main/java/org/xnio/channels/ConnectedSslStreamChannel.java
./api/src/main/java/org/xnio/channels/ConnectedStreamChannel.java
./api/src/main/java/org/xnio/channels/MessageChannel.java
./api/src/main/java/org/xnio/channels/MultipointMessageChannel.java
./api/src/main/java/org/xnio/channels/package-info.java
./api/src/main/java/org/xnio/channels/StreamChannel.java
./api/src/main/java/org/xnio/channels/SuspendableChannel.java
./api/src/main/java/org/xnio/channels/WrappedChannel.java

./api/src/main/java/org/xnio/conduits/StreamSourceChannelWrappingConduit.java

./api/src/main/java/org/xnio/http/ExtendedHandshakeChecker.java
./api/src/main/java/org/xnio/http/HandshakeChecker.java

./api/src/main/java/org/xnio/sasl/package-info.java
./api/src/main/java/org/xnio/ssl/package-info.java
./api/src/main/java/org/xnio/streams/package-info.java

This file is "still" under LGPL v2.0 ./api/src/main/java/org/xnio/ObjectProperties.java

Please, confirm the licensing of code and/or content/s, and add license headers
https://fedoraproject.org/wiki/Packaging:LicensingGuidelines?rd=Packaging/LicensingGuidelines#License_Clarification

Thanks in advance
Regards