[airq] Improve error handling (#16694)

Signed-off-by: Fabian Wolter <github@fabian-wolter.de>
Signed-off-by: Ciprian Pascu <contact@ciprianpascu.ro>
This commit is contained in:
Fabian Wolter 2024-04-28 21:39:27 +02:00 committed by Ciprian Pascu
parent ee9a0a31bf
commit 803178ee87
4 changed files with 269 additions and 197 deletions

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@ -0,0 +1,29 @@
/**
* Copyright (c) 2010-2024 Contributors to the openHAB project
*
* See the NOTICE file(s) distributed with this work for additional
* information.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.openhab.binding.airq.internal;
import org.eclipse.jdt.annotation.NonNullByDefault;
/**
* Exception for handling an empty response.
*
* @author Fabian Wolter - Initial contribution
*/
@NonNullByDefault
public class AirqEmptyResonseException extends AirqException {
private static final long serialVersionUID = 1423144673651821622L;
public AirqEmptyResonseException() {
super("Device sent an empty response");
}
}

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@ -0,0 +1,41 @@
/**
* Copyright (c) 2010-2024 Contributors to the openHAB project
*
* See the NOTICE file(s) distributed with this work for additional
* information.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.openhab.binding.airq.internal;
import org.eclipse.jdt.annotation.NonNullByDefault;
/**
* General exception for this binding.
*
* @author Fabian Wolter - Initial contribution
*/
@NonNullByDefault
public class AirqException extends Exception {
private static final long serialVersionUID = 8255154215873928896L;
public AirqException() {
// nothing
}
public AirqException(String message) {
super(message);
}
public AirqException(Exception exception) {
super(exception);
}
public AirqException(String message, Exception exception) {
super(message, exception);
}
}

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@ -65,16 +65,17 @@ import com.google.gson.Gson;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonSyntaxException;
/**
* The {@link AirqHandler} is responsible for retrieving all information from the air-Q device
* and change properties and channels accordingly.
*
* @author Aurelio Caliaro - Initial contribution
* @author Fabian Wolter - Improve error handling
*/
@NonNullByDefault
public class AirqHandler extends BaseThingHandler {
private final Logger logger = LoggerFactory.getLogger(AirqHandler.class);
private final Gson gson = new Gson();
private @Nullable ScheduledFuture<?> pollingJob;
@ -112,7 +113,6 @@ public class AirqHandler extends BaseThingHandler {
public AirqHandler(Thing thing, HttpClient httpClient) {
super(thing);
this.httpClient = httpClient;
logger.warn("air-Q - airqHandler - constructor: httpClient={}", httpClient);
}
private boolean isTimeFormat(String str) {
@ -309,17 +309,7 @@ public class AirqHandler extends BaseThingHandler {
public void initialize() {
config = getThing().getConfiguration().as(AirqConfiguration.class);
updateStatus(ThingStatus.UNKNOWN);
// We don't have to test if ipAddress and password have been set because we have defined them
// as being 'required' in thing-types.xml and OpenHAB will only initialize the handler if both are set.
String data = getDecryptedContentString("http://" + config.ipAddress + "/data", "GET", null);
// we try if the device is reachable and the password is correct. Otherwise a corresponding message is
// thrown in Thing manager.
if (data == null) {
updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR,
"Unable to retrieve get data from air-Q device. Probable cause: invalid password.");
} else {
updateStatus(ThingStatus.ONLINE);
}
pollingJob = scheduler.scheduleWithFixedDelay(this::pollData, 0, POLLING_PERIOD_DATA_MSEC,
TimeUnit.MILLISECONDS);
getConfigDataJob = scheduler.scheduleWithFixedDelay(this::getConfigData, 0, POLLING_PERIOD_CONFIG,
@ -327,7 +317,7 @@ public class AirqHandler extends BaseThingHandler {
}
// AES decoding based on this tutorial: https://www.javainterviewpoint.com/aes-256-encryption-and-decryption/
public @Nullable String decrypt(byte[] base64text, String password) {
public String decrypt(byte[] base64text, String password) throws AirqException {
String content = "";
logger.trace("air-Q - airqHandler - decrypt(): content to decrypt: {}", base64text);
byte[] encodedtextwithIV = Base64.getDecoder().decode(base64text);
@ -345,16 +335,16 @@ public class AirqHandler extends BaseThingHandler {
byte[] decryptedText = cipher.doFinal(ciphertext);
content = new String(decryptedText, StandardCharsets.UTF_8);
logger.trace("air-Q - airqHandler - decrypt(): Text decoded as String: {}", content);
} catch (BadPaddingException | NoSuchPaddingException | NoSuchAlgorithmException | InvalidKeyException
return content;
} catch (NoSuchPaddingException | NoSuchAlgorithmException | InvalidKeyException
| InvalidAlgorithmParameterException | IllegalBlockSizeException exc) {
logger.warn("Error while decrypting. Probably the provided password is wrong.");
return null;
throw new AirqException(exc);
} catch (BadPaddingException e) {
throw new AirqPasswordIncorrectException();
}
return content;
}
public String encrypt(byte[] toencode, String password) {
String content = "";
public String encrypt(byte[] toencode, String password) throws AirqException {
logger.trace("air-Q - airqHandler - encrypt(): text to encode: {}", new String(toencode));
byte[] passkey = Arrays.copyOf(password.getBytes(StandardCharsets.UTF_8), 32);
if (password.length() < 32) {
@ -375,45 +365,34 @@ public class AirqHandler extends BaseThingHandler {
System.arraycopy(encryptedText, 0, totaltext, 16, encryptedText.length);
byte[] encodedcontent = Base64.getEncoder().encode(totaltext);
logger.trace("air-Q - airqHandler - encrypt(): encrypted text: {}", encodedcontent);
content = new String(encodedcontent);
} catch (Exception e) {
logger.warn("air-Q - airqHandler - encrypt(): Error while encrypting: {}", e.toString());
return new String(encodedcontent);
} catch (BadPaddingException | NoSuchPaddingException | NoSuchAlgorithmException | InvalidKeyException
| InvalidAlgorithmParameterException | IllegalBlockSizeException exc) {
throw new AirqException("Failed to encrypt data", exc);
}
return content;
}
// gets the data after online/offline management and does the JSON work, or at least the first step.
protected @Nullable String getDecryptedContentString(String url, String requestMethod, @Nullable String body) {
Result res = null;
String jsonAnswer = null;
res = getData(url, "GET", null);
if (res != null) {
String jsontext = res.getBody();
logger.trace("air-Q - airqHandler - getDecryptedContentString(): Result from getData() is {} with body={}",
res, res.getBody());
// Gson code based on https://riptutorial.com/de/gson
JsonElement ans = gson.fromJson(jsontext, JsonElement.class);
if (ans != null) {
JsonObject jsonObj = ans.getAsJsonObject();
jsonAnswer = decrypt(jsonObj.get("content").getAsString().getBytes(), config.password);
if (jsonAnswer == null) {
updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR,
"Decryption not possible, probably wrong password");
}
} else {
logger.warn(
"air-Q - airqHandler - getDecryptedContentString(): The air-Q data could not be extracted from this string: {}",
ans);
}
protected String getDecryptedContentString(String url, String requestMethod, @Nullable String body)
throws AirqException {
Result res = getData(url, "GET", null);
String jsontext = res.getBody();
logger.trace("air-Q - airqHandler - getDecryptedContentString(): Result from getData() is {} with body={}", res,
res.getBody());
// Gson code based on https://riptutorial.com/de/gson
JsonElement ans = gson.fromJson(jsontext, JsonElement.class);
if (ans == null) {
throw new AirqEmptyResonseException();
}
return jsonAnswer;
JsonObject jsonObj = ans.getAsJsonObject();
return decrypt(jsonObj.get("content").getAsString().getBytes(), config.password);
}
// calls the networking job and in addition does additional tests for online/offline management
protected @Nullable Result getData(String address, String requestMethod, @Nullable String body) {
Result res = null;
protected Result getData(String address, String requestMethod, @Nullable String body) throws AirqException {
int timeout = 10;
logger.debug("air-Q - airqHandler - getData(): connecting to {} with method {} and body {}", address,
logger.trace("air-Q - airqHandler - getData(): connecting to {} with method {} and body {}", address,
requestMethod, body);
Request request = httpClient.newRequest(address).timeout(timeout, TimeUnit.SECONDS).method(requestMethod);
if (body != null) {
@ -422,22 +401,10 @@ public class AirqHandler extends BaseThingHandler {
}
try {
ContentResponse response = request.send();
res = new Result(response.getContentAsString(), response.getStatus());
return new Result(response.getContentAsString(), response.getStatus());
} catch (InterruptedException | ExecutionException | TimeoutException exc) {
logger.warn("air-Q - airqHandler - doNetwork(): Error while accessing air-Q: {}", exc.toString());
throw new AirqException("Error while accessing air-Q", exc);
}
if (res == null) {
if (getThing().getStatus() != ThingStatus.OFFLINE) {
updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR, "air-Q device not reachable");
} else {
logger.warn("air-Q - airqHandler - getData(): retried but still cannot reach the air-Q device.");
}
} else {
if (getThing().getStatus() == ThingStatus.OFFLINE) {
updateStatus(ThingStatus.ONLINE);
}
}
return res;
}
public static class Result {
@ -460,11 +427,14 @@ public class AirqHandler extends BaseThingHandler {
@Override
public void dispose() {
if (pollingJob != null) {
pollingJob.cancel(true);
ScheduledFuture<?> localPollingJob = pollingJob;
if (localPollingJob != null) {
localPollingJob.cancel(true);
}
if (getConfigDataJob != null) {
getConfigDataJob.cancel(true);
ScheduledFuture<?> localGetConfigDataJob = getConfigDataJob;
if (localGetConfigDataJob != null) {
localGetConfigDataJob.cancel(true);
}
}
@ -473,60 +443,71 @@ public class AirqHandler extends BaseThingHandler {
try {
String url = "http://" + config.ipAddress + "/data";
String jsonAnswer = getDecryptedContentString(url, "GET", null);
if (jsonAnswer != null) {
JsonElement decEl = gson.fromJson(jsonAnswer, JsonElement.class);
if (decEl != null) {
JsonObject decObj = decEl.getAsJsonObject();
logger.debug("air-Q - airqHandler - run(): decObj={}, jsonAnswer={}", decObj, jsonAnswer);
// 'bat' is a field that is already delivered by air-Q but as
// there are no air-Q devices which are powered with batteries
// it is obsolete at this moment. We implemented the code anyway
// to make it easier to add afterwords, but for the moment it is not applicable.
// processType(decObj, "bat", "battery", "pair");
processType(decObj, "cnt0_3", "fineDustCnt00_3", "pair");
processType(decObj, "cnt0_5", "fineDustCnt00_5", "pair");
processType(decObj, "cnt1", "fineDustCnt01", "pair");
processType(decObj, "cnt2_5", "fineDustCnt02_5", "pair");
processType(decObj, "cnt5", "fineDustCnt05", "pair");
processType(decObj, "cnt10", "fineDustCnt10", "pair");
processType(decObj, "co", "co", "pair");
processType(decObj, "co2", "co2", "pairPPM");
processType(decObj, "dewpt", "dewpt", "pair");
processType(decObj, "humidity", "humidityRelative", "pair");
processType(decObj, "humidity_abs", "humidityAbsolute", "pair");
processType(decObj, "no2", "no2", "pair");
processType(decObj, "o3", "o3", "pair");
processType(decObj, "oxygen", "o2", "pair");
processType(decObj, "pm1", "fineDustConc01", "pair");
processType(decObj, "pm2_5", "fineDustConc02_5", "pair");
processType(decObj, "pm10", "fineDustConc10", "pair");
processType(decObj, "pressure", "pressure", "pair");
processType(decObj, "so2", "so2", "pair");
processType(decObj, "sound", "sound", "pairDB");
processType(decObj, "temperature", "temperature", "pair");
// We have two places where the Device ID is delivered: with the measurement data and
// with the configuration.
// We take the info from the configuration and show it as a property, so we don't need
// something like processType(decObj, "DeviceID", "DeviceID", "string") at this moment. We leave
// this as a reminder in case for some reason it will be needed in future, e.g. when an air-Q
// device also sends data from other devices (then with another Device ID)
processType(decObj, "Status", "status", "string");
processType(decObj, "TypPS", "avgFineDustSize", "number");
processType(decObj, "dCO2dt", "dCO2dt", "number");
processType(decObj, "dHdt", "dHdt", "number");
processType(decObj, "door_event", "doorEvent", "number");
processType(decObj, "health", "health", "number");
processType(decObj, "measuretime", "measureTime", "number");
processType(decObj, "performance", "performance", "number");
processType(decObj, "timestamp", "timestamp", "datetime");
processType(decObj, "uptime", "uptime", "numberTimePeriod");
processType(decObj, "tvoc", "tvoc", "pairPPB");
} else {
logger.warn("The air-Q data could not be extracted from this string: {}", decEl);
}
JsonElement decEl = gson.fromJson(jsonAnswer, JsonElement.class);
if (decEl == null) {
throw new AirqEmptyResonseException();
}
} catch (Exception e) {
logger.warn("air-Q - airqHandler - polldata.run(): Error while retrieving air-Q data: {}", toString());
JsonObject decObj = decEl.getAsJsonObject();
logger.trace("air-Q - airqHandler - run(): decObj={}, jsonAnswer={}", decObj, jsonAnswer);
// 'bat' is a field that is already delivered by air-Q but as
// there are no air-Q devices which are powered with batteries
// it is obsolete at this moment. We implemented the code anyway
// to make it easier to add afterwords, but for the moment it is not applicable.
// processType(decObj, "bat", "battery", "pair");
processType(decObj, "cnt0_3", "fineDustCnt00_3", "pair");
processType(decObj, "cnt0_5", "fineDustCnt00_5", "pair");
processType(decObj, "cnt1", "fineDustCnt01", "pair");
processType(decObj, "cnt2_5", "fineDustCnt02_5", "pair");
processType(decObj, "cnt5", "fineDustCnt05", "pair");
processType(decObj, "cnt10", "fineDustCnt10", "pair");
processType(decObj, "co", "co", "pair");
processType(decObj, "co2", "co2", "pairPPM");
processType(decObj, "dewpt", "dewpt", "pair");
processType(decObj, "humidity", "humidityRelative", "pair");
processType(decObj, "humidity_abs", "humidityAbsolute", "pair");
processType(decObj, "no2", "no2", "pair");
processType(decObj, "o3", "o3", "pair");
processType(decObj, "oxygen", "o2", "pair");
processType(decObj, "pm1", "fineDustConc01", "pair");
processType(decObj, "pm2_5", "fineDustConc02_5", "pair");
processType(decObj, "pm10", "fineDustConc10", "pair");
processType(decObj, "pressure", "pressure", "pair");
processType(decObj, "so2", "so2", "pair");
processType(decObj, "sound", "sound", "pairDB");
processType(decObj, "temperature", "temperature", "pair");
// We have two places where the Device ID is delivered: with the measurement data and
// with the configuration.
// We take the info from the configuration and show it as a property, so we don't need
// something like processType(decObj, "DeviceID", "DeviceID", "string") at this moment. We leave
// this as a reminder in case for some reason it will be needed in future, e.g. when an air-Q
// device also sends data from other devices (then with another Device ID)
processType(decObj, "Status", "status", "string");
processType(decObj, "TypPS", "avgFineDustSize", "number");
processType(decObj, "dCO2dt", "dCO2dt", "number");
processType(decObj, "dHdt", "dHdt", "number");
processType(decObj, "door_event", "doorEvent", "number");
processType(decObj, "health", "health", "number");
processType(decObj, "measuretime", "measureTime", "number");
processType(decObj, "performance", "performance", "number");
processType(decObj, "timestamp", "timestamp", "datetime");
processType(decObj, "uptime", "uptime", "numberTimePeriod");
processType(decObj, "tvoc", "tvoc", "pairPPB");
updateStatus(ThingStatus.ONLINE);
} catch (AirqPasswordIncorrectException e) {
updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.CONFIGURATION_ERROR, "Device password incorrect");
} catch (AirqException e) {
String causeMessage = "";
Throwable cause = e.getCause();
if (cause != null) {
causeMessage = cause.getClass().getSimpleName() + ": " + cause.getMessage() + ": ";
}
updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR, causeMessage + e.getMessage());
} catch (JsonSyntaxException e) {
updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.COMMUNICATION_ERROR,
"Syntax error while parsing response from device");
}
}
@ -536,67 +517,59 @@ public class AirqHandler extends BaseThingHandler {
try {
String url = "http://" + config.ipAddress + "/config";
res = getData(url, "GET", null);
if (res != null) {
String jsontext = res.getBody();
logger.trace("air-Q - airqHandler - getConfigData(): Result from getBody() is {} with body={}", res,
res.getBody());
JsonElement ans = gson.fromJson(jsontext, JsonElement.class);
if (ans != null) {
JsonObject jsonObj = ans.getAsJsonObject();
String jsonAnswer = decrypt(jsonObj.get("content").getAsString().getBytes(), config.password);
if (jsonAnswer != null) {
JsonElement decEl = gson.fromJson(jsonAnswer, JsonElement.class);
if (decEl != null) {
JsonObject decObj = decEl.getAsJsonObject();
logger.debug("air-Q - airqHandler - getConfigData(): decObj={}", decObj);
processType(decObj, "Wifi", "wifi", "boolean");
processType(decObj, "WLANssid", "ssid", "arr");
processType(decObj, "pass", "password", "string");
processType(decObj, "WifiInfo", "wifiInfo", "boolean");
processType(decObj, "TimeServer", "timeServer", "string");
processType(decObj, "geopos", "location", "coord");
processType(decObj, "NightMode", "", "nightmode");
processType(decObj, "devicename", "deviceName", "string");
processType(decObj, "RoomType", "roomType", "string");
processType(decObj, "logging", "logLevel", "string");
processType(decObj, "DeleteKey", "deleteKey", "string");
processType(decObj, "FireAlarm", "fireAlarm", "boolean");
processType(decObj, "air-Q-Hardware-Version", "hardwareVersion", "property");
processType(decObj, "WLAN config", "", "wlan");
processType(decObj, "cloudUpload", "cloudUpload", "boolean");
processType(decObj, "SecondsMeasurementDelay", "averagingRhythm", "number");
processType(decObj, "Rejection", "powerFreqSuppression", "string");
processType(decObj, "air-Q-Software-Version", "softwareVersion", "property");
processType(decObj, "sensors", "sensorList", "proparr");
processType(decObj, "AutoDriftCompensation", "autoDriftCompensation", "boolean");
processType(decObj, "AutoUpdate", "autoUpdate", "boolean");
processType(decObj, "AdvancedDataProcessing", "advancedDataProcessing", "boolean");
processType(decObj, "Industry", "Industry", "property");
processType(decObj, "ppm&ppb", "ppm_and_ppb", "boolean");
processType(decObj, "GasAlarm", "gasAlarm", "boolean");
processType(decObj, "id", "id", "property");
processType(decObj, "SoundInfo", "soundPressure", "boolean");
processType(decObj, "AlarmForwarding", "alarmForwarding", "boolean");
processType(decObj, "usercalib", "userCalib", "calib");
processType(decObj, "InitialCalFinished", "initialCalFinished", "boolean");
processType(decObj, "Averaging", "averaging", "boolean");
processType(decObj, "SensorInfo", "sensorInfo", "property");
processType(decObj, "ErrorBars", "errorBars", "boolean");
processType(decObj, "warmup-phase", "warmupPhase", "boolean");
} else {
logger.warn(
"air-Q - airqHandler - getConfigData(): The air-Q data could not be extracted from this string: {}",
decEl);
}
}
} else {
logger.warn(
"air-Q - airqHandler - getConfigData(): The air-Q data could not be extracted from this string: {}",
ans);
}
String jsontext = res.getBody();
logger.trace("air-Q - airqHandler - getConfigData(): Result from getBody() is {} with body={}", res,
res.getBody());
JsonElement ans = gson.fromJson(jsontext, JsonElement.class);
if (ans == null) {
throw new AirqEmptyResonseException();
}
} catch (Exception e) {
logger.warn("air-Q - airqHandler - getConfigData(): Error in processConfigData(): {}", e.toString());
JsonObject jsonObj = ans.getAsJsonObject();
String jsonAnswer = decrypt(jsonObj.get("content").getAsString().getBytes(), config.password);
JsonElement decEl = gson.fromJson(jsonAnswer, JsonElement.class);
if (decEl == null) {
throw new AirqEmptyResonseException();
}
JsonObject decObj = decEl.getAsJsonObject();
logger.trace("air-Q - airqHandler - getConfigData(): decObj={}", decObj);
processType(decObj, "Wifi", "wifi", "boolean");
processType(decObj, "WLANssid", "ssid", "arr");
processType(decObj, "pass", "password", "string");
processType(decObj, "WifiInfo", "wifiInfo", "boolean");
processType(decObj, "TimeServer", "timeServer", "string");
processType(decObj, "geopos", "location", "coord");
processType(decObj, "NightMode", "", "nightmode");
processType(decObj, "devicename", "deviceName", "string");
processType(decObj, "RoomType", "roomType", "string");
processType(decObj, "logging", "logLevel", "string");
processType(decObj, "DeleteKey", "deleteKey", "string");
processType(decObj, "FireAlarm", "fireAlarm", "boolean");
processType(decObj, "air-Q-Hardware-Version", "hardwareVersion", "property");
processType(decObj, "WLAN config", "", "wlan");
processType(decObj, "cloudUpload", "cloudUpload", "boolean");
processType(decObj, "SecondsMeasurementDelay", "averagingRhythm", "number");
processType(decObj, "Rejection", "powerFreqSuppression", "string");
processType(decObj, "air-Q-Software-Version", "softwareVersion", "property");
processType(decObj, "sensors", "sensorList", "proparr");
processType(decObj, "AutoDriftCompensation", "autoDriftCompensation", "boolean");
processType(decObj, "AutoUpdate", "autoUpdate", "boolean");
processType(decObj, "AdvancedDataProcessing", "advancedDataProcessing", "boolean");
processType(decObj, "Industry", "Industry", "property");
processType(decObj, "ppm&ppb", "ppm_and_ppb", "boolean");
processType(decObj, "GasAlarm", "gasAlarm", "boolean");
processType(decObj, "id", "id", "property");
processType(decObj, "SoundInfo", "soundPressure", "boolean");
processType(decObj, "AlarmForwarding", "alarmForwarding", "boolean");
processType(decObj, "usercalib", "userCalib", "calib");
processType(decObj, "InitialCalFinished", "initialCalFinished", "boolean");
processType(decObj, "Averaging", "averaging", "boolean");
processType(decObj, "SensorInfo", "sensorInfo", "property");
processType(decObj, "ErrorBars", "errorBars", "boolean");
processType(decObj, "warmup-phase", "warmupPhase", "boolean");
} catch (AirqException | JsonSyntaxException e) {
logger.warn("Failed to retrieve configuration: {}", e.getMessage());
}
}
@ -782,24 +755,28 @@ public class AirqHandler extends BaseThingHandler {
}
private void changeSettings(JsonObject jsonchange) {
String jsoncmd = jsonchange.toString();
logger.trace("air-Q - airqHandler - changeSettings(): called with jsoncmd={}", jsoncmd);
Result res = null;
String url = "http://" + config.ipAddress + "/config";
String jsonbody = encrypt(jsoncmd.getBytes(StandardCharsets.UTF_8), config.password);
String fullbody = "request=" + jsonbody;
logger.trace("air-Q - airqHandler - changeSettings(): doing call to url={}, method=POST, body={}", url,
fullbody);
res = getData(url, "POST", fullbody);
if (res != null) {
try {
String jsoncmd = jsonchange.toString();
logger.trace("air-Q - airqHandler - changeSettings(): called with jsoncmd={}", jsoncmd);
Result res;
String url = "http://" + config.ipAddress + "/config";
String jsonbody = encrypt(jsoncmd.getBytes(StandardCharsets.UTF_8), config.password);
String fullbody = "request=" + jsonbody;
logger.trace("air-Q - airqHandler - changeSettings(): doing call to url={}, method=POST, body={}", url,
fullbody);
res = getData(url, "POST", fullbody);
JsonElement ans = gson.fromJson(res.getBody(), JsonElement.class);
if (ans != null) {
JsonObject jsonObj = ans.getAsJsonObject();
String jsonAnswer = decrypt(jsonObj.get("content").getAsString().getBytes(), config.password);
logger.trace("air-Q - airqHandler - changeSettings(): call returned {}", jsonAnswer);
} else {
logger.warn("The air-Q data could not be extracted from this string: {}", ans);
if (ans == null) {
throw new AirqEmptyResonseException();
}
JsonObject jsonObj = ans.getAsJsonObject();
String jsonAnswer;
jsonAnswer = decrypt(jsonObj.get("content").getAsString().getBytes(), config.password);
logger.trace("air-Q - airqHandler - changeSettings(): call returned {}", jsonAnswer);
} catch (AirqException e) {
logger.warn("Failed to change settings", e);
}
}
}

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@ -0,0 +1,25 @@
/**
* Copyright (c) 2010-2024 Contributors to the openHAB project
*
* See the NOTICE file(s) distributed with this work for additional
* information.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.openhab.binding.airq.internal;
import org.eclipse.jdt.annotation.NonNullByDefault;
/**
* Exception for handling a wrong password.
*
* @author Fabian Wolter - Initial contribution
*/
@NonNullByDefault
public class AirqPasswordIncorrectException extends AirqException {
private static final long serialVersionUID = 1423144673651821622L;
}