6.3.6 mail.imap.timeout
mail.imap.timeout specifies the socket read time-out value in milliseconds.
Description
mail.imap.timeout specifies the socket read time-out value in milliseconds. This time-out is implemented using java.net.Socket. The default value is -1. If the time-out value is 0 or the default value, then it is interpreted as an infinite time-out.
Specifiable values
Type: Integer
-1 to 2147483647
Example
Properties properties = new Properties();
properties.setProperty("mail.imap.timeout", "30");
Session session = Session.getDefaultInstance(properties);
Store store = session.getStore("imap");
store.connect("user", "password");
messages = folder.getMessages();