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// For complete examples and data files, please go to https://github.com/groupdocs-viewer/GroupDocs.Viewer-for-Java
/**
 * This method applies product license from stream
 * 
 */
public static void applyLicenseFromStream(String filePath) {

	try {
		// Obtain license stream
		FileInputStream licenseStream = new FileInputStream(filePath);

		// Setup license
		com.groupdocs.viewer.licensing.License lic = new com.groupdocs.viewer.licensing.License();
		lic.setLicense(licenseStream);
	} catch (Exception exp) {
		System.out.println("Exception: " + exp.getMessage());
		exp.printStackTrace();
	}
}