Java
Chilkat2 Java
Receive Text up to a Matching Sequence
See more Socket/SSL/TLS Examples
Demonstrates Socket.ReceiveUntilMatch, which receives bytes until an exact byte sequence is found. The match string is encoded using StringCharset and compared byte-for-byte.
Background. The comparison is case-sensitive with no Unicode normalization. This is useful for reading a message that ends with an application-defined marker delimiting the end of a response.
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import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.Socket;
public class ChilkatExample {
public static void main(String[] args) {
Socket socket = new Socket();
// Connect to the server using TLS. The 3rd argument enables the TLS handshake after the TCP
// connection succeeds; the 4th is the maximum time to wait, in milliseconds.
boolean bTls = true;
int maxWaitMs = 5000;
try {
socket.connect("example.com", 5000, bTls, maxWaitMs);
} catch (ChilkatException e) {
System.out.println(e.getLastErrorText());
return;
}
// StringCharset controls the character encoding used when sending and receiving text.
socket.setStringCharset("utf-8");
// Send a request using a simple application-defined text protocol in which each message ends with a
// CRLF.
String command = "STATUS\r\n";
String response;
try {
socket.sendString(command);
// Receive bytes until an exact byte sequence is found. The match string is encoded using
// StringCharset and compared byte-for-byte. Here the server marks the end of its response with an
// application-defined marker.
response = socket.receiveUntilMatch("<EOM>");
} catch (ChilkatException e) {
System.out.println(e.getLastErrorText());
return;
}
System.out.println(response);
}
}