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[intesis] Fix blocking calls in initialize/dispose #16620

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Apr 6, 2024
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Original file line number Diff line number Diff line change
Expand Up @@ -117,6 +117,8 @@ public void initialize() {

// start background initialization:
scheduler.submit(() -> {
logger.trace("initialize() - trying to log in");
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login();
populateProperties();
// query available dataPoints and build dynamic channels
postRequestInSession(sessionId -> "{\"command\":\"getavailabledatapoints\",\"data\":{\"sessionID\":\""
Expand All @@ -136,7 +138,10 @@ public void dispose() {
this.refreshJob = null;
}

logout(sessionId);
// start background dispose:
scheduler.submit(() -> {
logout();
});
}

@Override
Expand Down Expand Up @@ -230,7 +235,7 @@ public void handleCommand(ChannelUID channelUID, Command command) {
Data data = gson.fromJson(resp.data, Data.class);
ResponseError error = gson.fromJson(resp.error, ResponseError.class);
if (error != null) {
logger.debug("Login - Error: {}", error);
logger.debug("login() - error: {}", error);
}
if (data != null) {
Id id = gson.fromJson(data.id, Id.class);
Expand All @@ -239,7 +244,7 @@ public void handleCommand(ChannelUID channelUID, Command command) {
}
}
});
logger.trace("Login - received session ID: {}", sessionId);
logger.trace("login() - received session ID: {}", sessionId);
if (sessionId != null && !sessionId.isEmpty()) {
updateStatus(ThingStatus.ONLINE);
} else {
Expand All @@ -249,9 +254,15 @@ public void handleCommand(ChannelUID channelUID, Command command) {
return sessionId;
}

public @Nullable String logout(String sessionId) {
String contentString = "{\"command\":\"logout\",\"data\":{\"sessionID\":\"" + sessionId + "\"}}";
return api.postRequest(config.ipAddress, contentString);
public @Nullable String logout() {
if (!sessionId.isEmpty()) { // we have a running session
String contentString = "{\"command\":\"logout\",\"data\":{\"sessionID\":\"" + sessionId + "\"}}";
logger.trace("logout() - session ID: {}", sessionId);
sessionId = ""; // not really necessary as it is called after dispose(), so sessionID is not used anympre,
// but it is a cleaner way
return api.postRequest(config.ipAddress, contentString);
}
return null;
}

public void populateProperties() {
Expand Down