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Henry Jen 2019-10-14 21:01:25 +00:00
commit 8d141f1048
561 changed files with 10985 additions and 8895 deletions
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28
src/java.base/share/classes/java/net/DatagramSocket.java
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@ -434,14 +434,15 @@ class DatagramSocket implements java.io.Closeable {
* verify that datagrams are permitted to be sent and received
* respectively.
*
* <p> When a socket is connected, {@link #receive receive} and
* {@link #send send} <b>will not perform any security checks</b>
* on incoming and outgoing packets, other than matching the packet's
* and the socket's address and port. On a send operation, if the
* packet's address is set and the packet's address and the socket's
* address do not match, an {@code IllegalArgumentException} will be
* thrown. A socket connected to a multicast address may only be used
* to send packets.
* <p> Care should be taken to ensure that a connected datagram socket
* is not shared with untrusted code. When a socket is connected,
* {@link #receive receive} and {@link #send send} <b>will not perform
* any security checks</b> on incoming and outgoing packets, other than
* matching the packet's and the socket's address and port. On a send
* operation, if the packet's address is set and the packet's address
* and the socket's address do not match, an {@code IllegalArgumentException}
* will be thrown. A socket connected to a multicast address may only
* be used to send packets.
*
* @param address the remote address for the socket
*
@ -708,9 +709,11 @@ class DatagramSocket implements java.io.Closeable {
* the length of the received message. If the message is longer than
* the packet's length, the message is truncated.
* <p>
* If there is a security manager, a packet cannot be received if the
* security manager's {@code checkAccept} method
* does not allow it.
* If there is a security manager, and the socket is not currently
* connected to a remote address, a packet cannot be received if the
* security manager's {@code checkAccept} method does not allow it.
* Datagrams that are not permitted by the security manager are silently
* discarded.
*
* @param p the {@code DatagramPacket} into which to place
* the incoming data.
@ -896,12 +899,15 @@ class DatagramSocket implements java.io.Closeable {
*
* @param timeout the specified timeout in milliseconds.
* @throws SocketException if there is an error in the underlying protocol, such as an UDP error.
* @throws IllegalArgumentException if {@code timeout} is negative
* @since 1.1
* @see #getSoTimeout()
*/
public synchronized void setSoTimeout(int timeout) throws SocketException {
if (isClosed())
throw new SocketException("Socket is closed");
if (timeout < 0)
throw new IllegalArgumentException("timeout < 0");
getImpl().setOption(SocketOptions.SO_TIMEOUT, timeout);
}