U

unary

numeric promotion, specification, 73

uncaughtException method

of class ThreadGroup, 610

unchecked

exceptions, standard, 209

underflow

floating-point operators, signed zero produced by, 35

integer operators, not indicated by, 32

unfinalized

as object attribute, 232

term definition, 232

Unicode character set

See also characters

character sequences, represented by instances of class String, 41

composite characters, contrasted with the Unicode decomposed characters, 18

escapes, 13

specification for handling, 12

term definitions, 12

use when suitable font not available, 13

Unicode character set

handling in package names, 117

lexical grammar use in terminal symbols, 7

sorting, reference for details on, 18

The Unicode Standard (book), 6

writing any character in, using ASCII characters in escapes, 11

UnknownError class, 611

unloading

See also linking; loading

of classes, 235

of interfaces, 235

unreachable

See also exceptions

objects, finalization implications, 232

statements, conservative flow analysis detection of, 295

term definition, 232

unread method

of class PushbackInputStream, 711

UnsatisfiedLinkError class, 611

update method

of interface Observer, 645

URLs

standard exceptions, MalformedURLException, 211

UTC method

of class Date, 630

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Java Language Specification (HTML generated by Suzette Pelouch on February 24, 1998)
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