diff options
Diffstat (limited to 'catalog-dao/src/main/java/org/openecomp/sdc/be/dao/janusgraph/JanusGraphUtils.java')
-rw-r--r-- | catalog-dao/src/main/java/org/openecomp/sdc/be/dao/janusgraph/JanusGraphUtils.java | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/catalog-dao/src/main/java/org/openecomp/sdc/be/dao/janusgraph/JanusGraphUtils.java b/catalog-dao/src/main/java/org/openecomp/sdc/be/dao/janusgraph/JanusGraphUtils.java new file mode 100644 index 0000000000..fd9856b373 --- /dev/null +++ b/catalog-dao/src/main/java/org/openecomp/sdc/be/dao/janusgraph/JanusGraphUtils.java @@ -0,0 +1,27 @@ +package org.openecomp.sdc.be.dao.janusgraph; + +import org.janusgraph.graphdb.query.JanusGraphPredicate; + +import java.util.Collection; +import java.util.HashMap; +import java.util.Map; +import java.util.Map.Entry; + +import static org.janusgraph.core.attribute.Contain.NOT_IN; +import static java.util.Collections.emptyMap; +import static org.apache.commons.collections.CollectionUtils.isEmpty; + +public class JanusGraphUtils { + + private JanusGraphUtils() { + } + + public static <T> Map<String, Entry<JanusGraphPredicate, Object>> buildNotInPredicate(String propKey, Collection<T> notInCollection) { + if (isEmpty(notInCollection)) { + return emptyMap(); + } + Map<String, Entry<JanusGraphPredicate, Object>> predicateCriteria = new HashMap<>(); + predicateCriteria.put(propKey, new HashMap.SimpleEntry<>(NOT_IN, notInCollection)); + return predicateCriteria; + } +} |