List of foundation-only classes:

• java.io.CharArrayReader
• java.io.CharArrayWriter
• java.io.FilterReader
• java.io.FilterWriter
• java.io.LineNumberReader
• java.io.PipedReader
• java.io.PipedWriter
• java.io.PushbackReader
• java.io.RandomAccessFile
• java.io.SequenceInputStream
• java.io.StringWriter
• java.lang.Compiler
• java.lang.UnknownError
• java.math.BigDecimal
• java.net.Authenticator
• java.net.ConnectException
• java.net.MulticastSocket
• java.net.NoRouteToHostException
• java.net.PasswordAuthentication
• java.net.ServerSocket
• java.net.Socket
• java.net.SocketImpl
• java.net.SocketImplFactory
• java.net.URLDecoder
• java.net.URLEncoder
• java.security.AlgorithmParameterGenerator
• java.security.AlgorithmParameterGeneratorSpi
• java.security.DigestInputStream
• java.security.KeyPairGenerator
• java.security.KeyPairGeneratorSpi
• java.security.SignedObject
• java.security.acl.Acl
• java.security.acl.AclEntry
• java.security.acl.AclNotFoundException
• java.security.acl.Group
• java.security.acl.LastOwnerException
• java.security.acl.NotOwnerException
• java.security.acl.Owner
• java.security.acl.Permission
• java.security.interfaces.DSAKeyPairGenerator
• java.security.interfaces.DSAPrivateKey
• java.security.interfaces.RSAKey
• java.security.interfaces.RSAPrivateCrtKey
• java.security.interfaces.RSAPrivateKey
• java.security.interfaces.RSAPublicKey
• java.security.spec.DSAParameterSpec
• java.security.spec.DSAPrivateKeySpec
• java.security.spec.DSAPublicKeySpec
• java.security.spec.PKCS8EncodedKeySpec
• java.security.spec.PSSParameterSpec
• java.security.spec.RSAKeyGenParameterSpec
• java.security.spec.RSAPrivateCrtKeySpec
• java.security.spec.RSAPrivateKeySpec
• java.security.spec.RSAPublicKeySpec
• java.text.BreakIterator
• java.text.CollationElementIterator
• java.text.CollationKey
• java.text.Collator
• java.text.RuleBasedCollator
• java.util.EventListener
• java.util.EventListenerProxy
• java.util.EventObject
• java.util.Observable
• java.util.Observer
• java.util.Timer
• java.util.TimerTask
• java.util.TooManyListenersException
• java.util.jar.JarOutputStream
• java.util.zip.Adler32
• java.util.zip.CheckedInputStream
• java.util.zip.CheckedOutputStream
• java.util.zip.Deflater
• java.util.zip.DeflaterOutputStream
• java.util.zip.GZIPInputStream
• java.util.zip.GZIPOutputStream
• java.util.zip.ZipOutputStream
• javax.microedition.io.HttpConnection
• javax.microedition.io.HttpsConnection
• javax.microedition.io.SecureConnection
• javax.microedition.io.SecurityInfo
• javax.microedition.io.ServerSocketConnection
• javax.microedition.io.UDPDatagramConnection
• javax.microedition.pki.Certificate
• javax.microedition.pki.CertificateException