Sockets.AbstractSocket-stream protocol - GNU Smalltalk Library Reference

atEnd: By default, answer whether the connection is still open.
next: Read another character from the socket, failing if the connection is dead.
next: n putAll: aCollection startingAt: pos: Write `char' to the socket, failing if the connection is dead. The SIGPIPE signal is automatically caught and ignored by the system.
nextPut: char: Write `char' to the socket, failing if the connection is dead. The SIGPIPE signal is automatically caught and ignored by the system.