Fix: make sure creationInfo is added for listed licenses/exceptions

Signed-off-by: Gary O'Neall <gary@sourceauditor.com>

Author: goneall

src/main/java/org/spdx/storage/listedlicense/SpdxListedLicenseModelStore.java

@@ -114,7 +114,7 @@ public void unlock() {
 	Gson gson = new Gson();	// we should be able to reuse since all access is within write locks
 
 	public static String objectUriToLicenseOrExceptionId(String objectUri) {
-		return objectUri.substring(LISTED_LICENSE_NAMESPACE.length()+1);
+		return objectUri.substring(LISTED_LICENSE_NAMESPACE.length());
 	}
 
 	public static String licenseOrExceptionIdToObjectUri(String id) {

src/main/java/org/spdx/storage/listedlicense/SpdxV3ListedLicenseModelStore.java

@@ -45,6 +45,7 @@ public class SpdxV3ListedLicenseModelStore implements IModelStore {
 		// Licenses
 		SUPPORTED_V3_DESCRIPTORS.add(SpdxConstantsV3.PROP_LICENSE_TEXT);
 		SUPPORTED_V3_DESCRIPTORS.add(SpdxConstantsV3.PROP_NAME);
+		SUPPORTED_V3_DESCRIPTORS.add(SpdxConstantsV3.PROP_CREATION_INFO);
 		SUPPORTED_V3_DESCRIPTORS.add(SpdxConstantsV3.PROP_STANDARD_LICENSE_HEADER);
 		SUPPORTED_V3_DESCRIPTORS.add(SpdxConstantsV3.PROP_IS_OSI_APPROVED);
 		SUPPORTED_V3_DESCRIPTORS.add(SpdxConstantsV3.PROP_IS_FSF_LIBRE);
@@ -139,6 +140,7 @@ public List<PropertyDescriptor> getPropertyValueDescriptors(
 				retval.add(pd);
 			}
 		});
+		retval.add(SpdxConstantsV3.PROP_CREATION_INFO);
 		return retval;
 	}