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Replace several usages of allMembers() with count methods to avoid performance issues

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This commit is contained in:
Tim Donohue
2023-09-18 10:58:18 -05:00
parent 58a15b7297
commit 2c9165afb0
2 changed files with 17 additions and 9 deletions
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7
dspace-api/src/main/java/org/dspace/eperson/EPersonServiceImpl.java
View File

@@ -305,10 +305,13 @@ public class EPersonServiceImpl extends DSpaceObjectServiceImpl<EPerson> impleme
throw new AuthorizeException(
"You must be an admin to delete an EPerson");
}
// Get all workflow-related groups that the current EPerson belongs to
Set<Group> workFlowGroups = getAllWorkFlowGroups(context, ePerson);
for (Group group: workFlowGroups) {
List<EPerson> ePeople = groupService.allMembers(context, group);
if (ePeople.size() == 1 && ePeople.contains(ePerson)) {
// Get total number of unique EPerson objs who are a member of this group (or subgroup)
int totalMembers = groupService.countAllMembers(context, group);
// If only one EPerson is a member, then we cannot delete the last member of this group.
if (totalMembers == 1) {
throw new EmptyWorkflowGroupException(ePerson.getID(), group.getID());
}
}

19
dspace-api/src/main/java/org/dspace/eperson/GroupServiceImpl.java
View File

@@ -179,8 +179,10 @@ public class GroupServiceImpl extends DSpaceObjectServiceImpl<Group> implements
for (CollectionRole collectionRole : collectionRoles) {
if (StringUtils.equals(collectionRole.getRoleId(), role.getId())
&& claimedTask.getWorkflowItem().getCollection() == collectionRole.getCollection()) {
List<EPerson> ePeople = allMembers(context, group);
if (ePeople.size() == 1 && ePeople.contains(ePerson)) {
// Get total number of unique EPerson objs who are a member of this group (or subgroup)
int totalMembers = countAllMembers(context, group);
// If only one EPerson is a member, then we cannot delete the last member of this group.
if (totalMembers == 1) {
throw new IllegalStateException(
"Refused to remove user " + ePerson
.getID() + " from workflow group because the group " + group
@@ -191,8 +193,10 @@ public class GroupServiceImpl extends DSpaceObjectServiceImpl<Group> implements
}
}
if (!poolTasks.isEmpty()) {
List<EPerson> ePeople = allMembers(context, group);
if (ePeople.size() == 1 && ePeople.contains(ePerson)) {
// Get total number of unique EPerson objs who are a member of this group (or subgroup)
int totalMembers = countAllMembers(context, group);
// If only one EPerson is a member, then we cannot delete the last member of this group.
if (totalMembers == 1) {
throw new IllegalStateException(
"Refused to remove user " + ePerson
.getID() + " from workflow group because the group " + group
@@ -212,9 +216,10 @@ public class GroupServiceImpl extends DSpaceObjectServiceImpl<Group> implements
if (!collectionRoles.isEmpty()) {
List<PoolTask> poolTasks = poolTaskService.findByGroup(context, groupParent);
if (!poolTasks.isEmpty()) {
List<EPerson> parentPeople = allMembers(context, groupParent);
List<EPerson> childPeople = allMembers(context, childGroup);
if (childPeople.containsAll(parentPeople)) {
// Count number of Groups which have this groupParent as a direct parent
int totalChildren = countByParent(context, groupParent);
// If only one group has this as a parent, we cannot delete the last child group
if (totalChildren == 1) {
throw new IllegalStateException(
"Refused to remove sub group " + childGroup
.getID() + " from workflow group because the group " + groupParent