/*
* Licensed to the Apache Software Foundation ( ASF ) under one or more
* contributor license agreements . See the NOTICE file distributed with
* this work for additional information regarding copyright ownership .
* The ASF licenses this file to You under the Apache License , Version 2 . 0
* ( the " License " ) ; you may not use this file except in compliance with
* the License . You may obtain a copy of the License at
*
* http : //www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing , software
* distributed under the License is distributed on an " AS IS " BASIS ,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND , either express or implied .
* See the License for the specific language governing permissions and
* limitations under the License .
*/
package org.apache.catalina.users;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import org.apache.catalina.Role;
import org.apache.catalina.User;
import org.apache.catalina.UserDatabase;
/**
* < p > Concrete implementation of { @ link org . apache . catalina . Group } for a
* { @ link UserDatabase } . < / p >
*
* @ param < UD > The specific type of UserDase with which this group is associated
*
* @ author Craig R . McClanahan
*/
public class GenericGroup<UD extends UserDatabase> extends AbstractGroup {
// ----------------------------------------------------------- Constructors
/**
* Package - private constructor used by the factory method in
* { @ link UserDatabase } .
*
* @ param database The { @ link UserDatabase } that owns this group
* @ param groupname Group name of this group
* @ param description Description of this group
* @ param roles The roles of this group
*/
GenericGroup(UD database,
String groupname, String description, List<Role> roles) {
super ();
this .database = database;
this .groupname = groupname;
this .description = description;
if (roles != null ) {
this .roles.addAll(roles);
}
}
// ----------------------------------------------------- Instance Variables
/**
* The { @ link UserDatabase } that owns this group .
*/
protected final UD database;
/**
* The set of { @ link Role } s associated with this group .
*/
protected final CopyOnWriteArrayList<Role> roles = new CopyOnWriteArrayList<>();
// ------------------------------------------------------------- Properties
/**
* Return the set of { @ link Role } s assigned specifically to this group .
*/
@Override
public Iterator<Role> getRoles() {
return roles.iterator();
}
/**
* Return the { @ link UserDatabase } within which this Group is defined .
*/
@Override
public UserDatabase getUserDatabase() {
return this .database;
}
/**
* Return the set of { @ link org . apache . catalina . User } s that are members of this group .
*/
@Override
public Iterator<User> getUsers() {
List<User> results = new ArrayList<>();
Iterator<User> users = database.getUsers();
while (users.hasNext()) {
User user = users.next();
if (user.isInGroup(this )) {
results.add(user);
}
}
return results.iterator();
}
// --------------------------------------------------------- Public Methods
/**
* Add a new { @ link Role } to those assigned specifically to this group .
*
* @ param role The new role
*/
@Override
public void addRole(Role role) {
if (roles.addIfAbsent(role)) {
database.modifiedGroup(this );
}
}
/**
* Is this group specifically assigned the specified { @ link Role } ?
*
* @ param role The role to check
*/
@Override
public boolean isInRole(Role role) {
return roles.contains(role);
}
/**
* Remove a { @ link Role } from those assigned to this group .
*
* @ param role The old role
*/
@Override
public void removeRole(Role role) {
if (roles.remove(role)) {
database.modifiedGroup(this );
}
}
/**
* Remove all { @ link Role } s from those assigned to this group .
*/
@Override
public void removeRoles() {
if (!roles.isEmpty()) {
roles.clear();
database.modifiedGroup(this );
}
}
@Override
public boolean equals(Object obj) {
if (obj instanceof GenericGroup) {
GenericGroup<?> group = (GenericGroup<?>) obj;
return group.database == database && groupname.equals(group.getGroupname());
}
return super .equals(obj);
}
@Override
public int hashCode() {
final int prime = 31 ;
int result = 1 ;
result = prime * result + ((database == null ) ? 0 : database.hashCode());
result = prime * result + ((groupname == null ) ? 0 : groupname.hashCode());
return result;
}
}
Messung V0.5 in Prozent C=92 H=97 G=94
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-10-01)
¤
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