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added maximum log message size (1024 bytes) to avoid buffering up on binary serial output

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fros4943 2010-03-15 22:04:26 +00:00
parent 7f687b99e6
commit 79f4dd467e
1 changed files with 7 additions and 1 deletions
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8
tools/cooja/java/se/sics/cooja/dialogs/SerialUI.java
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@ -26,7 +26,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* $Id: SerialUI.java,v 1.3 2010/02/05 09:07:58 fros4943 Exp $ * $Id: SerialUI.java,v 1.4 2010/03/15 22:04:26 fros4943 Exp $
*/ */
package se.sics.cooja.dialogs; package se.sics.cooja.dialogs;
@ -62,6 +62,8 @@ import se.sics.cooja.plugins.SLIP;
public abstract class SerialUI extends Log implements SerialPort { public abstract class SerialUI extends Log implements SerialPort {
private static Logger logger = Logger.getLogger(SerialUI.class); private static Logger logger = Logger.getLogger(SerialUI.class);
private final static int MAX_LENGTH = 1024;
private String lastLogMessage = ""; private String lastLogMessage = "";
private StringBuilder newMessage = new StringBuilder(); private StringBuilder newMessage = new StringBuilder();
@ -324,6 +326,10 @@ public abstract class SerialUI extends Log implements SerialPort {
this.notifyObservers(getMote()); this.notifyObservers(getMote());
} else { } else {
newMessage.append((char) data); newMessage.append((char) data);
if (newMessage.length() > MAX_LENGTH) {
logger.warn("Dropping too large log message (>" + MAX_LENGTH + " bytes).");
newMessage.setLength(0);
}
} }
lastSerialData = (byte) data; lastSerialData = (byte) data;
serialDataObservable.notifyNewData(); serialDataObservable.notifyNewData();