How to Set User System Properties

System Interface

• AIDL Interface: The system provides an AIDL interface for setting user system properties.
• Service Connection:
  • Package Name: 'com.wizarpos.wizarviewagentassistant'
  • Class Name: 'com.wizarpos.wizarviewagentassistant.SystemExtApiService'
• Version Requirement: Ensure 'wizarviewagentassistant' is version 2.10.54 or higher.

Permissions

• Manifest Declaration: Applications must declare 'android.permission.CLOUDPOS_SET_PROP' in their Android manifest file.

API Usage

setUsrProp

boolean setUsrProp(String key, String value);

• Purpose: Sets custom system properties. Note that the system supports up to 10 groups of key-value pairs.

Parameters
key	String: property's key, length less than 16. for example: persist.wp.usr.${key} ${value}.
value	String: property's value, length less than 32.

Returns
boolean	true or false.

Resources

1. AIDL File:
   • Download the required AIDL file for implementation.
2. Demo Application:
   • Download the Demo APP for practical reference and guidance.