| /* |
| * 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.jackrabbit.oak.exercise.security.principal; |
| |
| import java.security.Principal; |
| import java.security.acl.Group; |
| import java.util.Collections; |
| import java.util.Iterator; |
| import java.util.Set; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Iterators; |
| import org.apache.jackrabbit.oak.spi.security.principal.PrincipalProvider; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * Custom principal provider that only knows of a predefined set of principals |
| * and their group membership. |
| * |
| * EXERCISE: complete the implemenation |
| */ |
| class CustomPrincipalProvider implements PrincipalProvider { |
| |
| private final Set knownPrincipalNames; |
| |
| CustomPrincipalProvider(String[] knownPrincipalNames) { |
| this.knownPrincipalNames = ImmutableSet.copyOf(knownPrincipalNames); |
| } |
| |
| @Override |
| public Principal getPrincipal(@NotNull String principalName) { |
| // EXERCISE: complete |
| return null; |
| } |
| |
| @NotNull |
| @Override |
| public Set<Group> getGroupMembership(@NotNull Principal principal) { |
| // EXERCISE : expose the group membership of your known Principals |
| // EXERCISE : add every other principal into one of your known-principal-groups to establish dynamic group membership |
| return Collections.EMPTY_SET; |
| } |
| |
| @NotNull |
| @Override |
| public Set<? extends Principal> getPrincipals(@NotNull String userID) { |
| // EXERCISE : expose the principal-sets of your known principals |
| // EXERCISE : add every other principal into one of your known-principal-groups to establish dynamic group membership |
| return Collections.EMPTY_SET; |
| } |
| |
| @NotNull |
| @Override |
| public Iterator<? extends Principal> findPrincipals(@Nullable String nameHint, int searchType) { |
| // EXERCISE |
| return Collections.emptyIterator(); |
| } |
| |
| @NotNull |
| @Override |
| public Iterator<? extends Principal> findPrincipals(int searchType) { |
| // EXERCISE |
| return Collections.emptyIterator(); |
| } |
| } |