bechbd commented on a change in pull request #1533:
URL: https://github.com/apache/tinkerpop/pull/1533#discussion_r777765439
##########
File path:
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/dsl/graph/GraphTraversal.java
##########
@@ -2364,14 +2373,58 @@ else if (value instanceof Traversal)
* @since 3.0.0-incubating
*/
public default GraphTraversal<S, E> property(final Object key, final
Object value, final Object... keyValues) {
- return key instanceof VertexProperty.Cardinality ?
- this.property((VertexProperty.Cardinality) key, value, null ==
keyValues ? null : keyValues[0],
+ if (key instanceof VertexProperty.Cardinality) {
+ if (value instanceof Map) { //Handle the property(Cardinality,
Map) signature
+ final Map<Object, Object> map = (Map)value;
+ for (Map.Entry<Object, Object> entry : map.entrySet()) {
+ property(key, entry.getKey(), entry.getValue());
+ }
+ return this;
+ } else {
+ return this.property((VertexProperty.Cardinality) key, value,
null == keyValues ? null : keyValues[0],
keyValues != null && keyValues.length > 1 ?
Arrays.copyOfRange(keyValues, 1,
keyValues.length) :
- new Object[]{}) :
- this.property(null, key, value, keyValues);
+ new Object[]{});
+ }
+ } else { //handles if cardinality is not the first parameter
+ if (value instanceof Map) { //Handle the property(Cardinality,
Map) signature
+ final Map<Object, Object> map = (Map)value;
+ for (Map.Entry<Object, Object> entry : map.entrySet()) {
+ property(null, entry.getKey(), entry.getValue());
+ }
+ return this;
+ } else {
+ return this.property(null, key, value, keyValues);
+ }
+ }
+ }
+
+ /**
+ * When a {@link Map} is supplied and if supported by the {@link Graph}
then each of the key/value pairs in the map will
+ * be added as property. This method is the long-hand version of looping
through the
+ * {@link #property(Object, Object, Object...)} method for each key/value
pair supplied.
+ * <p/>
+ * If a {@link Map} is not supplied then an exception is thrown.
+ * <p />
+ * This method is effectively calls {@link
#property(VertexProperty.Cardinality, Object, Object, Object...)}
+ * as {@code property(null, key, value, keyValues}.
+ *
+ * @param value the value for the property
+ * @return the traversal with the last step modified to add a property
+ * @see <a
href="http://tinkerpop.apache.org/docs/${project.version}/reference/#addproperty-step";
target="_blank">AddProperty Step</a>
+ * @since 3.0.0-incubating
+ */
+ public default GraphTraversal<S, E> property(final Object value) {
Review comment:
I think this went to my earlier offline comment on why not provide more
specific data types. Based on that discussion I've updated this to be
`Map<Object, Object> ` as we cannot use a string for the key and use the `T`
enum.
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