org.apache.commons.io.output
Classes 
BrokenOutputStream
ByteArrayOutputStream
ClosedOutputStream
CloseShieldOutputStream
CountingOutputStream
DeferredFileOutputStream
DemuxOutputStream
FileWriterWithEncoding
LockableFileWriter
NullOutputStream
NullWriter
ProxyOutputStream
ProxyWriter
StringBuilderWriter
TaggedOutputStream
TeeOutputStream
ThresholdingOutputStream
WriterOutputStream
XmlStreamWriter