VALUE - type of values to merge.public interface ValueMerger<VALUE>
ValueMerger can result in unique/non-unique indexes for example.| Modifier and Type | Method and Description |
|---|---|
VALUE |
merge(VALUE existingValue,
VALUE newValue)
Merge an existing value with a new value, returning potentially a combination of the two, or
null
if no merge was done effectively meaning that nothing should be written. |
VALUE merge(VALUE existingValue, VALUE newValue)
null
if no merge was done effectively meaning that nothing should be written.existingValue - existing valuenewValue - new valuevalue, now merged with withValue, or null if no merge was done.Copyright © 2002–2017 The Neo4j Graph Database Project. All rights reserved.