We've found a 2% regression in footprint in 1.3.1_08b01 (vs. 1.3.1fcs) on solaris sparc that is mainly due to the increase in size of i18n.jar by about 456637 bytes (compressed) and 789810 bytes (uncompressed). New classes were added per 4518039.

List of new classes:

sun/io/ByteToCharJIS0208_Shift_JIS_Compat1.class
sun/io/ByteToCharJIS0208_EUC_JP_Compat1.class sun/io/ByteToCharJIS0208_Solaris.class sun/io/ByteToCharJIS0212_Solaris.class sun/io/ByteToCharJIS_IBM_NEC_Extensions.class sun/io/ByteToCharJIS0212_Solaris.class sun/io/ByteToCharJIS_IBM_NEC_Extensions.class sun/io/ByteToCharEUC_JP_Solaris.class sun/io/ByteToCharEUC_JPCompat1.class sun/io/ByteToCharSJISCompat1.class sun/io/ByteToCharPCK.class sun/io/ByteToCharGB18030.class sun/io/ByteToCharGB18030DB.class sun/io/CharToByteJIS0208_Solaris.class sun/io/CharToByteJIS0212_Solaris.class sun/io/CharToByteJIS_IBM_Extensions.class sun/io/CharToByteEUC_JP_Solaris.class sun/io/CharToBytePCK.class sun/io/CharToByteGB18030.class sun/awt/motif/CharToByteX11GB18030_0.class sun/awt/motif/CharToByteX11GB18030_1.class