ASA Programming Guide
Using Java in the Database
Java classes reference
The following classes are partially supported . They have some unsupported native methods:
java.lang.ClassLoader
java.lang.Compiler
java.lang.Runtime (exec/load/loadlibrary)
java.io.File
java.io.FileDescriptor
java.io.FileInputStream
java.io.FileOutputStream
java.io.RandomAccessFile
java.util.zip.Deflater
java.util.zip.Inflater