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Small doc update to clarify when subscriptions are preserved #1833

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Small doc update to clarify when subscriptions are preserved #1833

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8f6b58e
Small doc update
timtay-microsoft Apr 23, 2026
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timtay-microsoft Apr 23, 2026
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12 changes: 8 additions & 4 deletions ...ce/iot-device-client/src/main/java/com/microsoft/azure/sdk/iot/device/InternalClient.java
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Original file line number Diff line number Diff line change
Expand Up @@ -321,7 +321,8 @@ public void sendEvents(List<Message> messages, int timeoutMilliseconds)
* <p>
* This subscription is preserved between reconnect attempts. However, it is not preserved after a client has
* been closed because the user called {@link #close()} or because this client lost its connection and its retry
* policy was exhausted.
* policy was exhausted. It is also not preserved if, when using MQTT, the reconnection takes long enough that the
* MQTT session is lost before a successful CONNACK.
* </p>
* @param desiredPropertiesCallback The callback to execute each time a desired property update message is received
* from the service. This will contain one or many properties updated at once.
Expand All @@ -345,7 +346,8 @@ public void subscribeToDesiredProperties(DesiredPropertiesCallback desiredProper
* <p>
* This subscription is preserved between reconnect attempts. However, it is not preserved after a client has
* been closed because the user called {@link #close()} or because this client lost its connection and its retry
* policy was exhausted.
* policy was exhausted. It is also not preserved if, when using MQTT, the reconnection takes long enough that the
* MQTT session is lost before a successful CONNACK.
* </p>
* @param desiredPropertiesCallback The callback to execute each time a desired property update message is received
* from the service. This will contain one or many properties updated at once.
Expand Down Expand Up @@ -542,7 +544,8 @@ public Twin getTwin(int timeoutMilliseconds) throws InterruptedException, Illega
* <p>
* This subscription is preserved between reconnect attempts. However, it is not preserved after a client has
* been closed because the user called {@link #close()} or because this client lost its connection and its retry
* policy was exhausted.
* policy was exhausted. It is also not preserved if, when using MQTT, the reconnection takes long enough that the
* MQTT session is lost before a successful CONNACK.
* </p>
* @param methodCallback Callback on which direct methods shall be invoked. Cannot be {@code null}.
* @param methodCallbackContext Context for device method callback. Can be {@code null}.
Expand All @@ -565,7 +568,8 @@ public void subscribeToMethods(MethodCallback methodCallback, Object methodCallb
* <p>
* This subscription is preserved between reconnect attempts. However, it is not preserved after a client has
* been closed because the user called {@link #close()} or because this client lost its connection and its retry
* policy was exhausted.
* policy was exhausted. It is also not preserved if, when using MQTT, the reconnection takes long enough that the
* MQTT session is lost before a successful CONNACK.
* </p>
* @param methodCallback Callback on which direct methods shall be invoked. Cannot be {@code null}.
* @param methodCallbackContext Context for device method callback. Can be {@code null}.
Expand Down
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