| // Copyright 2011 Google Inc. |
| // |
| // 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.secmgr.authncontroller; |
| |
| import com.google.common.base.Predicate; |
| import com.google.common.base.Predicates; |
| import com.google.common.collect.Lists; |
| import com.google.enterprise.secmgr.config.AuthnAuthority; |
| import com.google.enterprise.secmgr.config.AuthnMechanism; |
| import com.google.enterprise.secmgr.config.CredentialGroup; |
| |
| import java.util.List; |
| |
| import javax.annotation.ParametersAreNonnullByDefault; |
| import javax.annotation.concurrent.Immutable; |
| |
| /** |
| * A view of a session snapshot that's not specialized. |
| */ |
| @Immutable |
| @ParametersAreNonnullByDefault |
| final class SessionViewUnspecialized extends SessionView { |
| |
| SessionViewUnspecialized(final SessionSnapshot snapshot) { |
| super(snapshot); |
| } |
| |
| @Override |
| protected SessionView withNewSnapshot(SessionSnapshot snapshot) { |
| return snapshot.getView(); |
| } |
| |
| @Override |
| public boolean isUnspecialized() { |
| return true; |
| } |
| |
| @Override |
| public AuthnAuthority getAuthority() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public CredentialGroup getCredentialGroup() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public AuthnMechanism getMechanism() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| protected Predicate<AuthnAuthority> getCookieFilter() { |
| return Predicates.alwaysTrue(); |
| } |
| |
| @Override |
| protected Predicate<AuthnAuthority> getCredentialFilter() { |
| return Predicates.alwaysTrue(); |
| } |
| |
| @Override |
| public boolean isSatisfied() { |
| List<CredentialGroup> nonEmpty = Lists.newArrayList(); |
| for (CredentialGroup credentialGroup : snapshot.getConfig().getCredentialGroups()) { |
| if (!credentialGroup.getMechanisms().isEmpty()) { |
| nonEmpty.add(credentialGroup); |
| } |
| } |
| if (nonEmpty.isEmpty()) { |
| logMessage("No non-empty credential groups, so nothing to be satisfied."); |
| return false; |
| } |
| for (CredentialGroup credentialGroup : nonEmpty) { |
| if (!snapshot.getView(credentialGroup).isSatisfied()) { |
| logMessage("Credential group %s reports not satisfied, so session is not satisfied.", |
| credentialGroup.getName()); |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| @Override |
| public String toString() { |
| StringBuilder builder = new StringBuilder(); |
| builder.append("{SessionView of "); |
| builder.append(snapshot); |
| builder.append("}"); |
| return builder.toString(); |
| } |
| } |