UDP (User Datagram Protocol) 2nd
connections, managing
DatagramChannel class
DatagramPacket class
datagrams, sending and receiving
DatagramSocket class
discard server
file transfer protocols using
Java classes implementing
multicasting and 2nd
multicasting, compared to
packet size
ports per host
simple clients
TCP channels versus datagram channels
TCP, compared to
Traffic class
UDP echo client
UDPServer class
UDP datagrams and sockets
code examples
DatagramPacket, constructing for receipt of data
high-performance UDP discard server
local UDP port scanning
ReceiverThread class
SenderThread class
UDP daytime server
UDP discard client
UDP discard server
UDP echo client based on channels
UDP echo server
UDP time client
UDPDiscardServer
UDPDiscardServer based on channels
UDPEchoClient class
UDPEchoServer based on channels
UDPPoke class
UDPServer class
UDPDiscardClient class
UDPEchoClient class
UDPPoke class
private fields
UDPServer class
fields
unbind( ) methods
Naming class
Registry interface
unicast sockets
UnicastRemoteObject class 2nd
uniform resource names (URNs)
unread( ) methods (PushbackInputStream class)
URI class
constructing URIs
getPort( ) method
getter methods
isAbsolute( ) method
isOpaque( ) method
parseServerAuthority( ) method
resolving relative URIs
relativize( ) method
resolve( ) method
resolveURI( ) method
URL class, compared to 2nd
utility methods
compareTo( ) method
equals( )method
hashCode( ) method
toASCIIString( ) method
toString( ) method
URIs (Uniform Resource Identifiers)
absolute and relative URIs
hierarchical and non-hierarchical URIs
parts
schemes
URL class
character encoding and
constructing relative URLs
constructing URLs from strings
constructing URLs from thier parts
constructors
creating new URLs
GET method
server-side input processing
HTTP authentication
inaccessible but supported protocols
methods for protocol handlers
object methods
equals( )
hashCode( ) method
toString( ) method
protocol handlers, usage in
retrieving data
getContent( ) method
openConnection( ) method
openStream( ) method
overloaded getContent( ) method
server-side programs, communicating with
reverse engineering
server-side input processing
splitting URLs into pieces
getAuthority( ) method
getDefaultPort( ) method
getFile( ) method
getHost( ) method
getPath( ) method
getPort( ) method
getProtocol( ) method
getQuery( ) method
getRef( ) method
getUserInfor( ) method
supported protocols
URI class, compared to
URLConnection class, compared to
URLStreamHandler objects
utility methods
sameFile( ) method
toExternalForm( ) method
toURI method
URLConnection class 2nd
API
caching
client request HTTP headers, configuring
code examples
CacheRequest class
CacheResponse class
CacheResponse subclass
downloading and saving binaries from web sites
get time of URL's last change
in-memory ResponseCache
posting a form
printing URL of URLConnection to www.oracle.com
returning headers
set ifModifiedSince to 24 hours ago
SourceViewer with response code and message
web pages, downloading with correct character sets
connections, configuring
allowUserInteraction instance field
connected instance field
doinput instance field
doOutput instance field
getter and setter methods
ifModifiedSince instance field
POST method versus GET for long URLs
protected instance fields
timeouts
url instance field
useCaches instance field
constructor
content handlers
ContentHandlerFactory
getContent( ) methods
getContentEncoding( ) method
getContentLength( ) method
getContentType( ) method
getDate( ) method
getExpiration( ) method
getHeaderField( ) method
getInputStream( ) method
getLastModified( ) method
headers, reading
HTTP dependency
HttpURLConnection subclass [See HttpURLConnection subclass]
JarURLConnection class
MIME content types, guessing
object methods
opening connections
header querying methods
reading headers
retrieving arbitrary header fields
servers, reading data from
protocol handlers, usage in
security
servers, writing data to
POST versus GET
post( ) method
URL class, compared to
URLConnection object
URLDecoder class
URLEncoder class
encode( ) method
Java 1.3 versus Java 1.4 versions
URLName class
constructors
parsing methods
URLs (Uniform Resource Locators)
character encodinging
distributed computing technologies
EJB
piece-by-piece encoding
relaitve URLs
relative
schemes
IANA list
structure
this tutorial
URLs and URIs
code examples
A URL relative to the web page
comparing http://www.oracle.com/ and http://www.ora.com/
download a web page
downloading password-protected web pages
GUI authenticator
Open Directory searches
parts of a URI
parts of a URL
protocol tester
ProxySelectors that remember connections
QueryString class
-x-www-form-urlencoded strings
URLStreamHandler and URLStreamHandlerFactory
URLStreamHandler class
connecting method
constructor
new protocols and
protecting hash code
protocol handlers, usage in
proxy server specification
URL parsing methods
URLStreamHandlerFactory interface
protocol handlers, usage in
URNs (Uniform Resource Names)
Usenet news and JavaMail API
usernames