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Class Summary |
Authenticator  |
The class Authenticator represents an object that knows how to obtain
authentication for a network connection. |
CacheRequest  |
Represents channels for storing resources in the
ResponseCache. |
CacheResponse  |
Represent channels for retrieving resources from the
ResponseCache. |
ContentHandler  |
The abstract class ContentHandler is the superclass
of all classes that read an Object from a
URLConnection. |
CookieHandler  |
A CookieHandler object provides a callback mechanism to hook up a
HTTP state management policy implementation into the HTTP protocol
handler. |
DatagramPacket  |
This class represents a datagram packet. |
DatagramSocket  |
This class represents a socket for sending and receiving datagram packets. |
DatagramSocketImpl  |
Abstract datagram and multicast socket implementation base class. |
HttpURLConnection  |
A URLConnection with support for HTTP-specific features. |
Inet4Address  |
This class represents an Internet Protocol version 4 (IPv4) address. |
Inet6Address  |
This class represents an Internet Protocol version 6 (IPv6) address. |
InetAddress  |
This class represents an Internet Protocol (IP) address. |
InetSocketAddress  |
This class implements an IP Socket Address (IP address + port number)
It can also be a pair (hostname + port number), in which case an attempt
will be made to resolve the hostname. |
JarURLConnection  |
A URL Connection to a Java ARchive (JAR) file or an entry in a JAR
file. |
MulticastSocket  |
The multicast datagram socket class is useful for sending
and receiving IP multicast packets. |
NetPermission  |
This class is for various network permissions. |
NetworkInterface  |
This class represents a Network Interface made up of a name,
and a list of IP addresses assigned to this interface. |
PasswordAuthentication  |
The class PasswordAuthentication is a data holder that is used by
Authenticator. |
Proxy  |
This class represents a proxy setting, typically a type (http, socks) and
a socket address. |
ProxySelector  |
Selects the proxy server to use, if any, when connecting to the
network resource referenced by a URL. |
ResponseCache  |
Represents implementations of URLConnection caches. |
SecureCacheResponse  |
Represents a cache response originally retrieved through secure
means, such as TLS. |
ServerSocket  |
This class implements server sockets. |
Socket  |
This class implements client sockets (also called just
"sockets"). |
SocketAddress  |
This class represents a Socket Address with no protocol attachment. |
SocketImpl  |
The abstract class SocketImpl is a common superclass
of all classes that actually implement sockets. |
SocketPermission  |
This class represents access to a network via sockets. |
URI  |
Represents a Uniform Resource Identifier (URI) reference. |
URL  |
Class URL represents a Uniform Resource
Locator, a pointer to a "resource" on the World
Wide Web. |
URLClassLoader  |
This class loader is used to load classes and resources from a search
path of URLs referring to both JAR files and directories. |
URLConnection  |
The abstract class URLConnection is the superclass
of all classes that represent a communications link between the
application and a URL. |
URLDecoder  |
Utility class for HTML form decoding. |
URLEncoder  |
Utility class for HTML form encoding. |
URLStreamHandler  |
The abstract class URLStreamHandler is the common
superclass for all stream protocol handlers. |
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Exception Summary |
BindException  |
Signals that an error occurred while attempting to bind a
socket to a local address and port. |
ConnectException  |
Signals that an error occurred while attempting to connect a
socket to a remote address and port. |
HttpRetryException  |
Thrown to indicate that a HTTP request needs to be retried
but cannot be retried automatically, due to streaming mode
being enabled. |
MalformedURLException  |
Thrown to indicate that a malformed URL has occurred. |
NoRouteToHostException  |
Signals that an error occurred while attempting to connect a
socket to a remote address and port. |
PortUnreachableException  |
Signals that an ICMP Port Unreachable message has been
received on a connected datagram. |
ProtocolException  |
Thrown to indicate that there is an error in the underlying
protocol, such as a TCP error. |
SocketException  |
Thrown to indicate that there is an error in the underlying
protocol, such as a TCP error. |
SocketTimeoutException  |
Signals that a timeout has occurred on a socket read or accept. |
UnknownHostException  |
Thrown to indicate that the IP address of a host could not be determined. |
UnknownServiceException  |
Thrown to indicate that an unknown service exception has
occurred. |
URISyntaxException  |
Checked exception thrown to indicate that a string could not be parsed as a
URI reference. |