HeaRTDroid
HeaRTDroid is a rule-based inference engine both for Android mobile devices, and desktop solutions
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pub:software:heartdroid:tutorials:callbacks
Differences
This shows you the differences between two versions of the page.
| Both sides previous revision Previous revision Next revision | Previous revision Next revision Both sides next revision | ||
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pub:software:heartdroid:tutorials:callbacks [2016/12/28 13:31] admin [Actions] |
pub:software:heartdroid:tutorials:callbacks [2016/12/29 06:42] admin [Actions] |
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| Line 97: | Line 97: | ||
| There are several differences though: | There are several differences though: | ||
| * Actions are associated with rules and are fired when the rule fires | * Actions are associated with rules and are fired when the rule fires | ||
| + | * Each rule may have severl actions assigned | ||
| * Actions should implement Action interface, instead of Callback interface | * Actions should implement Action interface, instead of Callback interface | ||
| * Action cannot modify the state of attributes, although have insight into the current state of the system (current values of all the attributes from the model) | * Action cannot modify the state of attributes, although have insight into the current state of the system (current values of all the attributes from the model) | ||
| + | |||
| + | To add an action to your rule, use the ''<nowiki>**></nowiki>'' operator, like in the listing below: | ||
| + | <code> | ||
| + | xrule parkingReminder/1: | ||
| + | [ | ||
| + | location eq pay_zone, | ||
| + | tariff eq pay | ||
| + | ] | ||
| + | ==> | ||
| + | [ | ||
| + | notification set start_parking_fee | ||
| + | ] | ||
| + | **> | ||
| + | [ | ||
| + | 'ShowNotification', | ||
| + | 'StartPayment' | ||
| + | ].#1 | ||
| + | </code> | ||
| + | |||
pub/software/heartdroid/tutorials/callbacks.txt ยท Last modified: 2019/04/10 06:54 (external edit)
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