| // Copyright 2012 Google Inc. All Rights Reserved. |
| // |
| // Licensed 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 com.google.enterprise.adaptor; |
| |
| import java.util.*; |
| |
| /** |
| * Immutable implementation of {@link AuthnIdentity}. |
| */ |
| class AuthnIdentityImpl implements AuthnIdentity { |
| private final UserPrincipal user; |
| private final String password; |
| private final Set<GroupPrincipal> groups; |
| |
| private AuthnIdentityImpl(UserPrincipal user, String password, |
| Set<GroupPrincipal> groups) { |
| this.user = user; |
| this.password = password; |
| this.groups = groups; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public UserPrincipal getUser() { |
| return user; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public String getPassword() { |
| return password; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public Set<GroupPrincipal> getGroups() { |
| return groups; |
| } |
| |
| @Override |
| public String toString() { |
| return "AuthnIdentity(" + user + "," |
| + (password == null ? "no password" : "contains password") + "," |
| + "groups=" + groups + ")"; |
| } |
| |
| /** |
| * Builder for creating {@link AuthnIdentityImpl} instances. |
| */ |
| public static class Builder { |
| private UserPrincipal user; |
| private String password; |
| private Set<GroupPrincipal> groups; |
| |
| /** |
| * Construct new builder. All values are initialized to {@code null}, except |
| * for user. |
| * |
| * @param user non-{@code null} user |
| */ |
| public Builder(UserPrincipal user) { |
| setUser(user); |
| } |
| |
| public AuthnIdentityImpl build() { |
| return new AuthnIdentityImpl(user, password, groups); |
| } |
| |
| public Builder setUser(UserPrincipal user) { |
| if (user == null) { |
| throw new NullPointerException(); |
| } |
| this.user = user; |
| return this; |
| } |
| |
| public Builder setPassword(String password) { |
| this.password = password; |
| return this; |
| } |
| |
| public Builder setGroups(Set<GroupPrincipal> groups) { |
| if (groups == null) { |
| this.groups = null; |
| return this; |
| } |
| this.groups = Collections.unmodifiableSet( |
| new HashSet<GroupPrincipal>(groups)); |
| return this; |
| } |
| } |
| } |