/**
* Checks if the app is already installed on the device.
*
* @param appIdentifier - App package name.
* @return appInstalled - App installed status.
*/
private boolean isAppInstalled(String appIdentifier) {
boolean appInstalled = false;
ArrayList<DeviceAppInfo> apps = new ArrayList<>(appList.getInstalledApps().values());
for (DeviceAppInfo appInfo : apps) {
if (appIdentifier.trim().equals(appInfo.getPackagename())) {
appInstalled = true;
}
}
return appInstalled;
}
/**
* Revokes install app policy on the device (Particular app in the policy should be removed).
*
* @param operation - Operation object.
*/
private void revokeInstallAppPolicy(org.wso2.emm.agent.beans.Operation operation)
throws AndroidAgentException {
String appIdentifier = null;
try {
JSONObject appData = new JSONObject(operation.getPayLoad().toString());
if (!appData.isNull(resources.getString(R.string.app_identifier))) {
appIdentifier = appData.getString(resources.getString(R.string.app_identifier));
}
if (isAppInstalled(appIdentifier)) {
appList.uninstallApplication(appIdentifier);
}
} catch (JSONException e) {
throw new AndroidAgentException("Invalid JSON format.", e);
}
}