The Java Language Specification, Third Edition

626
restrictions, types and subpackages, 154
rules on being the same
class members, 123
fields, 123
interface fields, 125
simple, 44, 335
class cannot have same as enclosing class,
175
interface cannot have same as enclosing
class, 260, 272
of an element, 137, 283
term definition, 115
as subset of identifiers, 115
syntactic
categories, 126
classification of according to context, 127
term definition, 115
type
qualified, meaning of, 132
simple, meaning of, 132
variables, local, naming conventions, 151
NaN (Not-a-Number)
See also numbers
and addition, 500
comparison results, 41
and division, 493
and multiplication, 492
predefined constants representing, 26
preventing use of algebraic identities in
expression evaluation, 417
term definition and specification, 37
narrowing
See also conversion; numbers
primitive conversions
in assignment conversion context, 94
in casting conversion context, 101
not allowed in method invocation conversion
context, reasons for, 100
reference conversions, specification, 85
native modifier
See also declarations; modifiers
methods
binary compatibility considerations, 354
declaration, 218
semicolon as body of, 223
reasons why constructors cannot be, 241
nested class, 173, 174
See also nested type
and definite [un]assignment of variables,
538
inner class is a, 181
interaction with shadowing of parameters,
212
local class is a, 361
may declare static members if non-inner,
181
name hides same name in enclosing scopes,
190
term definition, 173
nested interface, 173, 174, 259
See also nested type, 173
term definition, 259
nested type
declaration
in scope of a class member, 118, 190
declarations
included in scope of interface members,
118, 263
in scope of an interface member, 118, 263
enum
implicitly static, 250
Newton, Sir Isaac, 1
non-public
classes, in example of qualified names and
access control, 141
nonterminal symbols
See also grammars
definition of, notation for, 10
term definition, 9
NoSuchFieldError
and enum binary compatibility, 356
notation
See also names, naming conventions
grammar, 10
null, 283
literal, term definition and specification, 30
qualifying a superclass constructor invocation,
245
type
in conditional expression, 511
literal as source code representation of the
value of, 21
term definition and specification, 34
NullPointerException, 95
numbers
See also arithmetic; precision; types