MQTT - Dynamic Interface (Magic xpi 4.5)
The MQTT connector is designed to work with Magic xpi’s dynamic interface. When you drag the MQTT connector into a flow, the Properties pane opens. Then, double-click or right-click on the connector and select Configuration from the context menu to open the connector's Configuration dialog box.
This dialog box contains the following fields:
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Connection
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Resource Name
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The name of the resource that you selected in the component's Properties pane. The resources are defined in the Settings dialog box's Resources section..
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Publish Settings
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QoS
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The Quality of Service when sending the message. Select one of the following from the drop-down list:
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Retained
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Determines whether the broker will hold onto a message after it has been sent. Select one of the following from the drop-down list:
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Result Options
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Store Result In
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Defines where you want to store the resulting XML file. Select one of the following from the drop-down list:
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Variable: Select a variable to hold the data that is returned by the MQTT.
Click  to open the Variables List. Select a variable where this information is to be stored (the default is C.UserBlob).
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File: Select a file to hold the data that is returned by MQTT.
Click  to open the Expression Editor, or click  and enter the file path where this information is to be stored.
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Operation Success
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This field lets you easily determine if the data was successfully located in MQTT. Select one of the following from the drop-down list:
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None: Select this option if you do not want to save the connector’s success or failure status.
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Variable: Click to open the Variables List. Select the variable where you want to store the connector's success or failure status.
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Note:
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In the step's Data Mapper, since the payload node is a BLOB, it will be published as-is in its original encoding.
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