License issue fixed

components/device-mgt/org.wso2.carbon.device.mgt.extensions/src/main/java/org/wso2/carbon/device/mgt/extensions/license/mgt/registry/RegistryBasedLicenseManager.java

@@ -107,7 +107,25 @@ public class RegistryBasedLicenseManager implements LicenseManager {
     @Override
     public void addLicense(final String deviceType, final License license) throws LicenseManagementException {
         try {
-            GenericArtifact artifact =
+            GenericArtifact artifact = this.getGenericArtifact(deviceType, license.getLanguage());
+            if(artifact != null) {
+                artifact.setAttribute(DeviceManagementConstants.LicenseProperties.NAME, license.getName());
+                artifact.setAttribute(DeviceManagementConstants.LicenseProperties.VERSION, license.getVersion());
+                artifact.setAttribute(DeviceManagementConstants.LicenseProperties.PROVIDER, license.getProvider());
+                artifact.setAttribute(DeviceManagementConstants.LicenseProperties.LANGUAGE, license.getLanguage());
+                artifact.setAttribute(DeviceManagementConstants.LicenseProperties.TEXT, license.getText());
+                artifact.setAttribute(DeviceManagementConstants.LicenseProperties.ARTIFACT_NAME, license.getName());
+                Date validTo = license.getValidTo();
+                if (validTo != null) {
+                    artifact.setAttribute(DeviceManagementConstants.LicenseProperties.VALID_TO, validTo.toString());
+                }
+                Date validFrom = license.getValidFrom();
+                if (validFrom != null) {
+                    artifact.setAttribute(DeviceManagementConstants.LicenseProperties.VALID_FROM, validFrom.toString());
+                }
+                artifactManager.updateGenericArtifact(artifact);
+            } else {
+                artifact =
                         artifactManager.newGovernanceArtifact(new QName("http://www.wso2.com", deviceType));
                 artifact.setAttribute(DeviceManagementConstants.LicenseProperties.NAME, license.getName());
                 artifact.setAttribute(DeviceManagementConstants.LicenseProperties.VERSION, license.getVersion());
@@ -124,6 +142,7 @@ public class RegistryBasedLicenseManager implements LicenseManager {
                     artifact.setAttribute(DeviceManagementConstants.LicenseProperties.VALID_FROM, validFrom.toString());
                 }
                 artifactManager.addGenericArtifact(artifact);
+            }
         } catch (GovernanceException e) {
             throw new LicenseManagementException("Error occurred while adding license for device type " +
                     deviceType + "'", e);