-
Notifications
You must be signed in to change notification settings - Fork 14
/
ValueMerger.java
34 lines (31 loc) · 1.53 KB
/
ValueMerger.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
/**
* Copyright (C) 2020 Czech Technical University in Prague
* <p>
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any
* later version.
* <p>
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details. You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package cz.cvut.kbss.jopa.sessions.merge;
import cz.cvut.kbss.jopa.model.descriptors.Descriptor;
import cz.cvut.kbss.jopa.sessions.ChangeRecord;
@FunctionalInterface
public interface ValueMerger {
/**
* Merges new value specified by the change record into the target object.
* <p>
* Note that the change record may be modified during the merge (e.g., in case the new value is a detached instance of a managed type and
* a corresponding object needs to be loaded from the underlying repository).
*
* @param target Target of the merge
* @param changeRecord Description of the change (including the new value)
* @param attributeDescriptor Specifies context of the merged attribute
*/
void mergeValue(Object target, ChangeRecord changeRecord, Descriptor attributeDescriptor);
}