PandaLib/pandalib-permissions/src/main/java/fr/pandacube/lib/permissions/PermGroup.java

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package fr.pandacube.lib.permissions;
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import fr.pandacube.lib.db.DBException;
import fr.pandacube.lib.permissions.PermissionsCachedBackendReader.CachedGroup;
import fr.pandacube.lib.permissions.SQLPermissions.EntityType;
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import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.UUID;
import java.util.stream.Collectors;
/**
* Represents an group in the permission system.
*/
public final class PermGroup extends PermEntity {
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/* package */ PermGroup(String name) {
super(name, EntityType.Group);
}
@Override
protected CachedGroup getBackendEntity() {
return Permissions.backendReader.getCachedGroup(name);
}
@Override
public String getName() {
return getInternalName();
}
@Override
public List<PermGroup> getInheritances() {
return fromCachedGroups(getBackendEntity().inheritances);
}
@Override
public List<String> getInheritancesString() {
return getBackendEntity().inheritances.stream()
.map(cg -> cg.name)
.collect(Collectors.toList());
}
/**
* Gets all the groups that directly inherits from this group.
* @return the groups that directly inherits from this group.
*/
public List<PermGroup> getInheritedGroups() {
CachedGroup thisCG = getBackendEntity();
return fromCachedGroups(Permissions.backendReader.getGroups().stream()
.filter(cg -> cg.inheritances.contains(thisCG))
.toList());
}
/**
* Gets all the players that inherits from this group.
* This method does not use cached data.
* @param recursive true to include players that are in inherited groups.
* @return the players that inherits from this group.
* @throws DBException if a database error occurs.
*/
public Set<UUID> getInheritedPlayers(boolean recursive) throws DBException {
Set<UUID> players = new HashSet<>(getBackendEntity().getPlayersInGroup());
if (recursive) {
for (PermGroup inheritedGroups : getInheritedGroups()) {
players.addAll(inheritedGroups.getInheritedPlayers(true));
}
}
return players;
}
/**
* Tells if this group is a default group.
* A player inherits all default groups when they dont explicitely inherit from at least one group.
* @return true if this group is a default group, false otherwise.
*/
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public boolean isDefault() {
return getBackendEntity().deflt;
}
/**
* Sets this group as a default group or not.
* All players that dont explicitely inherit from at least one group will either start or stop implicitely
* inheriting from this group.
* @param deflt true to set this group as default, false to set is as not default.
*/
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public void setDefault(boolean deflt) {
Permissions.backendWriter.setGroupDefault(name, deflt);
}
/**
* Makes this group inherit the provided group.
* @param group the name of the group to inherit from.
*/
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public void addInheritance(String group) {
Permissions.backendWriter.addInheritance(name, type, group);
}
/**
* Makes this group inherit the provided group.
* @param group the group to inherit from.
*/
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public void addInheritance(PermGroup group) {
addInheritance(group.name);
}
/**
* Makes this group stop inheriting from the provided group.
* @param group the name of the group to stop inheriting from.
*/
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public void removeInheritance(String group) {
Permissions.backendWriter.removeInheritance(name, type, group);
}
/**
* Makes this group stop inheriting from the provided group.
* @param group the group to stop inheriting from.
*/
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public void removeInheritance(PermGroup group) {
removeInheritance(group.name);
}
/* package */ static List<PermGroup> fromCachedGroups(List<CachedGroup> in) {
return in.stream()
.map(cg -> Permissions.getGroup(cg.name))
.collect(Collectors.toList());
}
}