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Java API Reference - BarcodeReader License Methods

Method	Description
`initLicense`	Read product key and activate the SDK.
`initLicenseFromServer`	Initialize license and connect to the specified server for online verification.
`initLicenseFromLicenseContent`	Initialize license from the license content on client machine for offline verification.
`outputLicenseToString`	Output the license content to a string from the license server.

initLicense

Read product key and activate the SDK.

void com.dynamsoft.barcode.BarcodeReader.initLicense(String license) throws BarcodeReaderException

Parameters

license The product keys.

Exceptions

BarcodeReaderException

Code Snippet

BarcodeReader reader = new BarcodeReader();
reader.initLicense("t0260NwAAAHV***************");
reader.destroy();

initLicenseFromServer

Initialize the license and connect to the specified server for online verification.

void com.dynamsoft.barcode.BarcodeReader.initLicenseFromServer(String licenseServer, String licenseKey)	throws BarcodeReaderException

Parameters

licenseServer The URL of the license server.
licenseKey The license key.

Exceptions

BarcodeReaderException

Code Snippet

BarcodeReader reader = new BarcodeReader("t0260NwAAAHV***************");
reader.initLicenseFromServer("", "C087****");
reader.destroy();

initLicenseFromLicenseContent

Initialize barcode reader license from the license content on the client machine for offline verification.

void com.dynamsoft.barcode.BarcodeReader.initLicenseFromLicenseContent(String licenseKey, String licenseContent) throws BarcodeReaderException

Parameters

licenseKey The license key.
licenseContent An encrypted string representing the license content (quota, expiration date, barcode type, etc.) obtained from the method OutputLicenseToString.

Exceptions

BarcodeReaderException

Code Snippet

BarcodeReader reader = new BarcodeReader("t0260NwAAAHV***************");
reader.initLicenseFromLicenseContent("t0260NwAAAHV***************", "C087****");
reader.destroy();

outputLicenseToString

Output the license content as an encrypted string from the license server to be used for offline license verification.

String com.dynamsoft.barcode.BarcodeReader.outputLicenseToString() throws BarcodeReaderException

Return value

The output string which stores the contents of license.

Exceptions

BarcodeReaderException

Remark

InitLicenseFromServer has to be successfully called before calling this method.

Code Snippet

BarcodeReader reader = new BarcodeReader("t0260NwAAAHV***************");
reader.initLicenseFromLicenseContent("t0260NwAAAHV***************", "C087****");
String licenseInfo = reader.outputLicenseToString();
reader.destroy();