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rusefi-1
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Code Issues Packages Projects Releases Wiki Activity

better error handling

This commit is contained in:
rusefi 2020-08-16 17:51:23 -04:00
parent b81ee47d12
commit 9114689a68
2 changed files with 8 additions and 2 deletions
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5
android/app/src/main/java/com/rusefi/app/rusEFI.java
View File

@ -192,8 +192,10 @@ public class rusEFI extends Activity {
@SuppressLint("SetTextI18n")
private void switchToDfu() {
AndroidSerial serial = AndroidSerial.getAndroidSerial(mStatusView, mResultView, usbManager);
if (serial == null)
if (serial == null) {
// error already reported to mStatusView
return;
}
mResultView.append("Switching to DFU\n");
DfuHelper.sendDfuRebootCommand(serial, new StringBuilder());
@ -241,6 +243,7 @@ public class rusEFI extends Activity {
} else if (view.getId() == R.id.buttonBroadcast) {
AndroidSerial serial = AndroidSerial.getAndroidSerial(mStatusView, mResultView, usbManager);
if (serial == null) {
// error already reported to mStatusView
Snackbar mySnackbar = Snackbar.make(view, "No ECU detected", BaseTransientBottomBar.LENGTH_LONG);
mySnackbar.show();
return;

5
android/app/src/main/java/com/rusefi/app/serial/AndroidSerial.java
View File

@ -1,5 +1,6 @@
package com.rusefi.app.serial;
import android.annotation.SuppressLint;
import android.hardware.usb.UsbDeviceConnection;
import android.hardware.usb.UsbManager;
import android.widget.TextView;
@ -40,6 +41,7 @@ public class AndroidSerial extends AbstractIoStream {
dataBuffer = IncomingDataBuffer.createDataBuffer("", this);
}
@SuppressLint("SetTextI18n")
@Nullable
public static AndroidSerial getAndroidSerial(TextView mStatusView, TextView mResultView, UsbManager usbManager) {
List<UsbSerialDriver> availableDrivers = findUsbSerial(usbManager);
@ -63,7 +65,8 @@ public class AndroidSerial extends AbstractIoStream {
port.open(connection);
port.setParameters(115200, 8, UsbSerialPort.STOPBITS_1, UsbSerialPort.PARITY_NONE);
} catch (IOException e) {
throw new IllegalStateException(e);
mStatusView.append("Error opening " + e);
return null;
}
return new AndroidSerial(port);