zhouxy108/wisemapping-open-source
1
1
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

WIp

Browse Source
This commit is contained in:
Paulo Gustavo Veiga
2022-03-22 08:35:47 -03:00
parent fdd6fb928b
commit cbdd6ebb47
5 changed files with 69 additions and 83 deletions
Download Patch File Download Diff File Expand all files Collapse all files

43
wise-webapp/src/main/java/com/wisemapping/rest/MindmapController.java
View File

@@ -122,7 +122,8 @@ public class MindmapController extends BaseController {
}
// Have permissions ?
long result = verifyAndUpdateLock(mindmap, user, session, timestamp);
final LockManager lockManager = mindmapService.getLockManager();
long result = lockManager.verifyAndUpdateLock(mindmap, user, session, timestamp);
// Update collaboration properties ...
final CollaborationProperties collaborationProperties = mindmap.findCollaborationProperties(user);
@@ -580,45 +581,5 @@ public class MindmapController extends BaseController {
mindmapService.updateMindmap(mindmap, false);
}
private long verifyAndUpdateLock(@NotNull Mindmap mindmap, @NotNull User user, @Nullable long session, @NotNull long timestamp) throws WiseMappingException {
// Could the map be updated ?
verifyLock(mindmap, user, session, timestamp);
// Update timestamp for lock ...
final LockManager lockManager = mindmapService.getLockManager();
final LockInfo lockInfo = lockManager.updateExpirationTimeout(mindmap, user);
return lockInfo.getTimestamp();
}
private void verifyLock(@NotNull Mindmap mindmap, @NotNull User user, long session, long timestamp) throws WiseMappingException {
// The lock was lost, reclaim as the ownership of it.
final LockManager lockManager = mindmapService.getLockManager();
final boolean lockLost = lockManager.isLocked(mindmap);
if (!lockLost) {
lockManager.lock(mindmap, user, session);
}
final LockInfo lockInfo = lockManager.getLockInfo(mindmap);
if (lockInfo.getUser().identityEquality(user)) {
long savedTimestamp = mindmap.getLastModificationTime().getTimeInMillis();
final boolean outdated = savedTimestamp > timestamp;
if (lockInfo.getSession() == session) {
// Timestamp might not be returned to the client. This try to cover this case, ignoring the client timestamp check.
final User lastEditor = mindmap.getLastEditor();
boolean editedBySameUser = lastEditor == null || user.identityEquality(lastEditor);
if (outdated && !editedBySameUser) {
throw new SessionExpiredException("Map has been updated by " + (lastEditor.getEmail()) + ",Timestamp:" + timestamp + "," + savedTimestamp + ", User:" + lastEditor.getId() + ":" + user.getId() + ",Mail:'" + lastEditor.getEmail() + "':'" + user.getEmail(), lastEditor);
}
} else if (outdated) {
logger.warn("Sessions:" + session + ":" + lockInfo.getSession() + ",Timestamp: " + timestamp + ": " + savedTimestamp);
// @Todo: Temporally disabled to unblock save action. More research needed.
// throw new MultipleSessionsOpenException("Sessions:" + session + ":" + lockInfo.getSession() + ",Timestamp: " + timestamp + ": " + savedTimestamp);
}
} else {
throw new SessionExpiredException("Different Users.", lockInfo.getUser());
}
}
}