public List<RolapMember> getMembersInLevel(
RolapLevel level, int startOrdinal, int endOrdinal, TupleConstraint constraint) {
if (hierarchyAccess != null) {
final int depth = level.getDepth();
if (depth < hierarchyAccess.getTopLevelDepth()) {
return Collections.emptyList();
}
if (depth > hierarchyAccess.getBottomLevelDepth()) {
return Collections.emptyList();
}
}
final List<RolapMember> membersInLevel =
memberReader.getMembersInLevel(level, startOrdinal, endOrdinal, constraint);
List<RolapMember> filteredMembers = new ArrayList<RolapMember>();
filterMembers(membersInLevel, filteredMembers);
return filteredMembers;
}
public RolapMember getDefaultMember() {
RolapMember defaultMember = (RolapMember) getHierarchy().getDefaultMember();
if (defaultMember != null) {
Access i = hierarchyAccess.getAccess(defaultMember);
if (i != Access.NONE) {
return defaultMember;
}
}
return getRootMembers().get(0);
}
private boolean canSee(final RolapMember member) {
if (ragged && member.isHidden()) {
return false;
}
if (hierarchyAccess != null) {
final Access access = hierarchyAccess.getAccess(member);
return access != Access.NONE;
}
return true;
}
public RolapMember getMemberParent(RolapMember member) {
RolapMember parentMember = member.getParentMember();
// Skip over hidden parents.
while (parentMember != null && parentMember.isHidden()) {
parentMember = parentMember.getParentMember();
}
// Skip over non-accessible parents.
if (parentMember != null) {
if (hierarchyAccess.getAccess(parentMember) == Access.NONE) {
return null;
}
}
return parentMember;
}
public List<RolapMember> getRootMembers() {
int topLevelDepth = hierarchyAccess.getTopLevelDepth();
if (topLevelDepth > 0) {
RolapLevel topLevel = (RolapLevel) getHierarchy().getLevels()[topLevelDepth];
final List<RolapMember> memberList = getMembersInLevel(topLevel, 0, Integer.MAX_VALUE);
if (memberList.isEmpty()) {
throw MondrianResource.instance()
.HierarchyHasNoAccessibleMembers
.ex(getHierarchy().getUniqueName());
}
return memberList;
}
return super.getRootMembers();
}
private void processMemberChildren(
List<RolapMember> fullChildren,
List<RolapMember> children,
MemberChildrenConstraint constraint) {
// todo: optimize if parentMember is beyond last level
List<RolapMember> grandChildren = null;
for (int i = 0; i < fullChildren.size(); i++) {
RolapMember member = fullChildren.get(i);
// If a child is hidden (due to raggedness) include its children.
// This must be done before applying access-control.
if (ragged) {
if (member.isHidden()) {
// Replace this member with all of its children.
// They might be hidden too, but we'll get to them in due
// course. They also might be access-controlled; that's why
// we deal with raggedness before we apply access-control.
fullChildren.remove(i);
if (grandChildren == null) {
grandChildren = new ArrayList<RolapMember>();
} else {
grandChildren.clear();
}
memberReader.getMemberChildren(member, grandChildren, constraint);
fullChildren.addAll(i, grandChildren);
// Step back to before the first child we just inserted,
// and go through the loop again.
--i;
continue;
}
}
// Filter out children which are invisible because of
// access-control.
final Access access;
if (hierarchyAccess != null) {
access = hierarchyAccess.getAccess(member);
} else {
access = Access.ALL;
}
switch (access) {
case NONE:
break;
default:
children.add(member);
break;
}
}
}
