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# U

UCS (universal character set)

Unicode (NUT)
Glossary (EXJ)
UTF-8 encoding : The UTF-8 Encoding (NUT)

UDP (User Datagram Protocol)

Datagram Sockets (EXJ)
Glossary (EXJ)

unary minus (+) operator : Unary Minus Operator - (JLR)
unary minus (-) operator : Operators (EXJ)
unary operators : Unary Operators (JLR)
unary plus (+) operator

Unary Plus Operator + (JLR)
Operators (EXJ)

uncaughtException( )

Stopping a thread (JFC)
ThreadGroup (JFC)
Stopping a thread (JLR)
ThreadGroup (JLR)

UndefinedProperty constant : Image Methods (AWT)
underlining : The Font Class (AWT)
Unicode character encoding

Text Encoding (EXJ)
Glossary (EXJ)

Unicode character set : Unicode (NUT)

escape sequences : Unicode and Character Escapes (NUT)
PrintStream class and : (Reference page) (NUT)
UTFDataFormatException : (Reference page) (NUT)

Unicode characters

The Unicode 2.0 Character Set (JFC)
Character (JFC)
Pre-Processing (JLR)
Conversion to Unicode (JLR)
Packages (JLR)
Character (JLR)
Unicode 2.0 character set : The Unicode 2.0 Character Set (JLR)

UnicodeDigit character : Identifiers (JLR)
UnicodeLetter character : Identifiers (JLR)
uniform resource locators (see URLs)
Uniform Resource Names (URNs)

Packages (EXJ)
Working with URLs (EXJ)

union( ) : Rectangle Methods (AWT)
unions in C : No Structures or Unions (NUT)
UNIT_ constants : AdjustmentEvent (AWT)
UniversalActionListener class : Invoking a Named Method (NUT)
UnknownError

UnknownError (JFC)
(Reference page) (NUT)
Errors (JLR)

UnknownHostException

UnknownHostException (JFC)
(Reference page) (NUT)
Clients (EXJ)
HeartBeat (EXJ)

UnknownServiceException

UnknownServiceException (JFC)
(Reference page) (NUT)
Stream Data (EXJ)

unnamed packages : The Unnamed Package (EXJ)
unreachable statements : Statements (EXJ)
unread( )

PushbackInputStream class

PushbackInputStream (JFC)
(Reference page) (NUT)

PushbackReader class

PushbackReader (JFC)
(Reference page) (NUT)

unreliable datagram packets : (Reference page) (NUT)
UnsatisfiedLinkError

UnsatisfiedLinkError (JFC)
(Reference page) (NUT)
Errors (JLR)

unsigned keyword (C) : Integral Types (NUT)
unsigned right shift (>>>) operator : Unsigned Right Shift Operator >>> (JLR)
UnsupportedEncodingException

UnsupportedEncodingException (JFC)
(Reference page) (NUT)

UnsupportedFlavorException : (Reference page) (NUT)
UnsupportedFlavorException exception

UnsupportedFlavorException (AWT)
UnsupportedFlavorException (AWT)

update( ) : Simple Animation (AWT)

Adler32 class : Adler32 (JFC)
Checksum interface

Checksum (JFC)
(Reference page) (NUT)

Component class

Graphics (AWT)
Component Methods (AWT)

CRC32 class : CRC32 (JFC)
Observer interface

Observer (JFC)
(Reference page) (NUT)

PaintEvent class : (Reference page) (NUT)

UPDATE constant : PaintEvent (AWT)
update( )

Painting and Updating (EXJ)
Basic Drawing (EXJ)
using effectively : Drawing Techniques (EXJ)

updating

GUI components : Painting and Updating (EXJ)
image data : Image Producers and Consumers (EXJ)

uppercase (see Character class; case sensitivity)

URLConnection (class)

Web Browsers and Handlers (EXJ)
The URLConnection (EXJ)
URLs, Stream Handlers, and Connections (EXJ)
The URLConnection (EXJ)

URLContentHandler (class) : Web Browsers and Handlers (EXJ)
URLEncoder class : (Reference page) (NUT)
URLImageSource class : A Brief Tour of sun.awt.image (AWT)
URLs (uniform resource locators)

The java.net Package (JFC)
URL Objects (JFC)
HttpURLConnection class : (Reference page) (NUT)
MalformedURLException

MalformedURLException (JFC)
(Reference page) (NUT)

URL class

The java.net Package (JFC)
URL Objects (JFC)
URL (JFC)
The java.net Package (NUT)
(Reference page) (NUT)

URLConnection class

The java.net Package (JFC)
URLConnection Objects (JFC)
URLConnection (JFC)
The java.net Package (NUT)
(Reference page) (NUT)

URLEncoder class : URLEncoder (JFC)
URLStreamHandler class : (Reference page) (NUT)
URLStreamHandlerFactory interface

URLStreamHandlerFactory (JFC)
(Reference page) (NUT)

URLs (Uniform Resource Locators)

Network Programming (EXJ)
Working with URLs (EXJ)
base versus relative : Working with URLs (EXJ)
parsing : java.util.StringTokenizer (EXJ)
streams and : Stream Data (EXJ)
URL class : The URL class (EXJ)
of vendor : System Properties (EXJ)

URLs (uniform resourcelocators)

URLStreamHandler class : URLStreamHandler (JFC)

URLs, special : AppletContext Interface (AWT)
URLStreamHandler (class) : Writing a Protocol Handler (EXJ)
URLStreamHandlerFactory (object) : Writing a Protocol Handler (EXJ)
URNs (Uniform Resource Names)

Packages (EXJ)
Working with URLs (EXJ)

useDaylightTime( )

SimpleTimeZone class : SimpleTimeZone (JFC)
TimeZone class : TimeZone (JFC)

User Datagram Protocol (UDP)

Datagram Sockets (EXJ)
Glossary (EXJ)

user groups, Java : Other Java Books and Resources (AWT)
user-level security : Application and User Level Security (EXJ)
user.dir property

System Properties (EXJ)
File constructors (EXJ)

user.home : System Properties (EXJ)
user.name : System Properties (EXJ)
useShiftModifier( ) : MenuShortcut Methods (AWT)
usingProxy( ) : HttpURLConnection (JFC)
UTC( )

Date class : Date (JFC)

UTF-8 encoding

The UTF-8 Encoding (JFC)
The UTF-8 Encoding (NUT)
Data streams (EXJ)
Glossary (EXJ)
UTFDataFormatException : UTFDataFormatException (JFC)

UTFDataFormatException : (Reference page) (NUT)
UUCP, obtaining examples by : UUCP (AWT)

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