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Added error management inside read function to get more appropriate exception (#529)

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ExPl0siF 2023-08-24 18:49:29 +02:00 committed by GitHub
parent 54ff9bfa44
commit 399d3c9c2f
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1 changed files with 1 additions and 1 deletions
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usbSerialForAndroid/src/main/java/com/hoho/android/usbserial/driver/CommonUsbSerialPort.java
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@ -170,7 +170,7 @@ public abstract class CommonUsbSerialPort implements UsbSerialPort {
}
protected int read(final byte[] dest, final int timeout, boolean testConnection) throws IOException {
if(mConnection == null) {
if(mConnection == null || mUsbRequest == null) {
throw new IOException("Connection closed");
}
if(dest.length <= 0) {