Spec-Zone .ru
спецификации, руководства, описания, API
java.util.zip
Interfaces 
Checksum
Classes 
Adler32
CheckedInputStream
CheckedOutputStream
CRC32
Deflater
DeflaterInputStream
DeflaterOutputStream
GZIPInputStream
GZIPOutputStream
Inflater
InflaterInputStream
InflaterOutputStream
ZipEntry
ZipFile
ZipInputStream
ZipOutputStream
Exceptions 
DataFormatException
ZipException
Errors 
ZipError