/*
* Copyright 2015 Red Hat, Inc. and/or its affiliates.
*
* 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 org.uberfire.security.impl.authz;
import org.uberfire.security.authz.AuthorizationResult;
import org.uberfire.security.authz.VotingAlgorithm;
import org.uberfire.security.authz.VotingStrategy;
import static org.uberfire.commons.validation.PortablePreconditions.checkNotNull;
import static org.uberfire.security.authz.AuthorizationResult.ACCESS_DENIED;
import static org.uberfire.security.authz.AuthorizationResult.ACCESS_GRANTED;
/**
* Algorithm implementation of the {@link VotingStrategy#UNANIMOUS} strategy.
*/
public class UnanimousBasedVoter implements VotingAlgorithm {
@Override
public AuthorizationResult vote(final Iterable<AuthorizationResult> results) {
checkNotNull("results",
results);
for (final AuthorizationResult currentResult : results) {
if (!currentResult.equals(ACCESS_GRANTED)) {
return ACCESS_DENIED;
}
}
return ACCESS_GRANTED;
}
}