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Code Issues Releases Activity

Speed up on serial port touch

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This commit is contained in:
Cristian Maglie 2012-02-28 18:28:34 +01:00
parent 5eef4ca79c
commit a5404125f6
1 changed files with 9 additions and 6 deletions
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13
app/src/processing/app/Serial.java
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@ -102,17 +102,20 @@ public class Serial implements SerialPortEventListener {
} }
public static boolean touchPort(String iname, int irate) throws SerialException { public static boolean touchPort(String iname, int irate) throws SerialException {
SerialPort port;
boolean result = false;
try { try {
Enumeration portList = CommPortIdentifier.getPortIdentifiers(); Enumeration portList = CommPortIdentifier.getPortIdentifiers();
while (portList.hasMoreElements()) { while (portList.hasMoreElements()) {
CommPortIdentifier portId = (CommPortIdentifier) portList.nextElement(); CommPortIdentifier portId = (CommPortIdentifier) portList.nextElement();
if ((CommPortIdentifier.PORT_SERIAL == portId.getPortType()) && (portId.getName().equals(iname))) { if ((CommPortIdentifier.PORT_SERIAL == portId.getPortType()) && (portId.getName().equals(iname))) {
port = (SerialPort) portId.open("tap", 2000); final SerialPort port = (SerialPort) portId.open("tap", 2000);
port.setSerialPortParams(irate, 8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE); port.setSerialPortParams(irate, 8, SerialPort.STOPBITS_1, SerialPort.PARITY_NONE);
// Sometime the port close takes a lot to complete, so we run it in a parallel thread
new Thread() {
public void run() {
port.close(); port.close();
result = true; };
}.start();
return true;
} }
} }
} catch (PortInUseException e) { } catch (PortInUseException e) {
@ -124,7 +127,7 @@ public class Serial implements SerialPortEventListener {
I18n.format(_("Error touching serial port ''{0}''."), iname), e I18n.format(_("Error touching serial port ''{0}''."), iname), e
); );
} }
return result; return false;
} }
public Serial(String iname, int irate, public Serial(String iname, int irate,