Java Reference
In-Depth Information
if
(
from
!=
null
)
System
.
out
.
println
(
"From: "
+
from
);
String
to
=
InternetAddress
.
toString
(
messages
[
i
].
getRecipients
(
Message
.
RecipientType
.
TO
));
if
(
to
!=
null
)
System
.
out
.
println
(
"To: "
+
to
);
String
subject
=
messages
[
i
].
getSubject
();
if
(
subject
!=
null
)
System
.
out
.
println
(
"Subject: "
+
subject
);
Date
sent
=
messages
[
i
].
getSentDate
();
if
(
sent
!=
null
)
System
.
out
.
println
(
"Sent: "
+
sent
);
System
.
out
.
println
();
// Here's the attributes...
System
.
out
.
println
(
"This message is approximately "
+
messages
[
i
].
getSize
()
+
" bytes long."
);
System
.
out
.
println
(
"This message has approximately "
+
messages
[
i
].
getLineCount
()
+
" lines."
);
String
disposition
=
messages
[
i
].
getDisposition
();
if
(
disposition
==
null
)
;
// do nothing
else
if
(
disposition
.
equals
(
Part
.
INLINE
))
{
System
.
out
.
println
(
"This part should be displayed inline"
);
}
else
if
(
disposition
.
equals
(
Part
.
ATTACHMENT
))
{
System
.
out
.
println
(
"This part is an attachment"
);
String
fileName
=
messages
[
i
].
getFileName
();
if
(
fileName
!=
null
)
{
System
.
out
.
println
(
"The file name of this attachment is "
+
fileName
);
}
}
String
description
=
messages
[
i
].
getDescription
();
if
(
description
!=
null
)
{
System
.
out
.
println
(
"The description of this message is "
+
description
);
}
}
// Close the connection
// but don't remove the messages from the server
folder
.
close
(
false
);
}
catch
(
MessagingException
ex
)
{
ex
.
printStackTrace
();
}
// Since we may have brought up a GUI to authenticate,
// we can't rely on returning from main() to exit
System
.
exit
(
0
);
}
}
Here's some typical output. I used an IMAP server because most of these methods don't
work nearly as well with POP servers. IMAP servers can give you the attributes of a
message without making you download the entire message, but POP servers aren't that
sophisticated:
