public/openhab-addons
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[lgwebos] fix NPE (#8995)

Browse Source 
Signed-off-by: Jan N. Klug <jan.n.klug@rub.de>
This commit is contained in:
J-N-K 2020-11-10 08:42:03 +01:00 committed by GitHub
parent 643c4059ab
commit 132f05bba5
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
bundles/org.openhab.binding.lgwebos/src/main/java/org/openhab/binding/lgwebos/internal/WakeOnLanUtility.java
View File

@ -77,18 +77,19 @@ public class WakeOnLanUtility {
String[] cmds = Stream.of(COMMAND.split(" ")).map(arg -> String.format(arg, hostName)).toArray(String[]::new);
String response = ExecUtil.executeCommandLineAndWaitResponse(Duration.ofMillis(CMD_TIMEOUT_MS), cmds);
Matcher matcher = MAC_REGEX.matcher(response);
String macAddress = null;
while (matcher.find()) {
String group = matcher.group();
if (response != null) {
Matcher matcher = MAC_REGEX.matcher(response);
while (matcher.find()) {
String group = matcher.group();
if (group.length() == 17) {
macAddress = group;
break;
if (group.length() == 17) {
macAddress = group;
break;
}
}
}
if (macAddress != null) {
LOGGER.debug("MAC address of host {} is {}", hostName, macAddress);
} else {