@Override
public Map<String, Object> getRelationshipProperties(long relId) {
RelationshipRecord record = getRelationshipRecord(relId);
if (record.getNextProp() != Record.NO_NEXT_PROPERTY.intValue()) {
return getPropertyChain(record.getNextProp());
}
return Collections.emptyMap();
}
@Override
public Map<String, Object> getRelationshipProperties(long relId) {
RelationshipRecord record =
recordAccess.getRelRecords().getOrLoad(relId, null).forChangingData();
if (record.getNextProp() != Record.NO_NEXT_PROPERTY.intValue()) {
return getPropertyChain(record.getNextProp());
}
return Collections.emptyMap();
}
@Override
public void setRelationshipProperties(long rel, Map<String, Object> properties) {
RelationshipRecord record = getRelationshipRecord(rel);
if (record.getNextProp() != Record.NO_NEXT_PROPERTY.intValue()) {
deletePropertyChain(record.getNextProp());
/*
* See setNodeProperties above for an explanation of what goes on
* here
*/
record.setNextProp(Record.NO_NEXT_PROPERTY.intValue());
getRelationshipStore().updateRecord(record);
}
record.setNextProp(createPropertyChain(properties));
getRelationshipStore().updateRecord(record);
}
@Override
public void setRelationshipProperties(long rel, Map<String, Object> properties) {
RelationshipRecord record = recordAccess.getRelRecords().getOrLoad(rel, null).forChangingData();
if (record.getNextProp() != Record.NO_NEXT_PROPERTY.intValue()) {
propertyDeletor.getAndDeletePropertyChain(record, recordAccess.getPropertyRecords());
}
record.setNextProp(
propertyCreator.createPropertyChain(
record, propertiesIterator(properties), recordAccess.getPropertyRecords()));
recordAccess.commit();
}
private void migrateRelationships(
RelationshipStore relationshipStore, PropertyWriter propertyWriter) throws IOException {
long nodeMaxId = legacyStore.getNodeStoreReader().getMaxId();
Iterable<RelationshipRecord> records =
legacyStore.getRelationshipStoreReader().readRelationshipStore();
for (RelationshipRecord relationshipRecord : records) {
reportProgress(nodeMaxId + relationshipRecord.getId());
relationshipStore.setHighId(relationshipRecord.getId() + 1);
if (relationshipRecord.inUse()) {
long startOfPropertyChain = relationshipRecord.getNextProp();
if (startOfPropertyChain != Record.NO_NEXT_RELATIONSHIP.intValue()) {
long propertyRecordId = migrateProperties(startOfPropertyChain, propertyWriter);
relationshipRecord.setNextProp(propertyRecordId);
}
relationshipStore.updateRecord(relationshipRecord);
} else {
relationshipStore.freeId(relationshipRecord.getId());
}
}
legacyStore.getRelationshipStoreReader().close();
}