package org.onap.ccsdk.cds.controllerblueprints.resource.dict.utils
-import org.apache.commons.collections.CollectionUtils
+import org.apache.commons.collections4.CollectionUtils
import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
import org.onap.ccsdk.cds.controllerblueprints.core.asListOfString
import org.onap.ccsdk.cds.controllerblueprints.core.utils.TopologicalSortingUtils