ThenetworkingcapabilitiesoftheJavaplatformhavebeenextendedconsiderablysincethefirsteditionofthebook.Thisneweditioncoversversion1.5-1.7,themostcurrentiterations,aswellasmakingthefollowingimprovements:TheAPI(applicationprogramminginterface)referencesectionsineachchapter,whichdescribethe