/*
* JBoss, Home of Professional Open Source.
* Copyright 2016 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* 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.keycloak.authorization.policy.evaluation;
import org.keycloak.authorization.AuthorizationProvider;
import org.keycloak.authorization.Decision;
import org.keycloak.authorization.Decision.Effect;
import org.keycloak.authorization.model.Policy;
import org.keycloak.authorization.permission.ResourcePermission;
import org.keycloak.representations.idm.authorization.Logic;
/**
* @author <a href="mailto:psilva@redhat.com">Pedro Igor</a>
*/
public class DefaultEvaluation implements Evaluation {
private final ResourcePermission permission;
private final EvaluationContext executionContext;
private final Decision decision;
private final Policy policy;
private final Policy parentPolicy;
private final AuthorizationProvider authorizationProvider;
private Effect effect;
public DefaultEvaluation(ResourcePermission permission, EvaluationContext executionContext, Policy parentPolicy, Policy policy, Decision decision, AuthorizationProvider authorizationProvider) {
this.permission = permission;
this.executionContext = executionContext;
this.parentPolicy = parentPolicy;
this.policy = policy;
this.decision = decision;
this.authorizationProvider = authorizationProvider;
}
@Override
public ResourcePermission getPermission() {
return this.permission;
}
@Override
public EvaluationContext getContext() {
return this.executionContext;
}
@Override
public void grant() {
if (policy != null && Logic.NEGATIVE.equals(policy.getLogic())) {
this.effect = Effect.DENY;
} else {
this.effect = Effect.PERMIT;
}
this.decision.onDecision(this);
}
@Override
public void deny() {
if (policy != null && Logic.NEGATIVE.equals(policy.getLogic())) {
this.effect = Effect.PERMIT;
} else {
this.effect = Effect.DENY;
}
this.decision.onDecision(this);
}
@Override
public Policy getPolicy() {
return this.policy;
}
@Override
public AuthorizationProvider getAuthorizationProvider() {
return authorizationProvider;
}
public Policy getParentPolicy() {
return this.parentPolicy;
}
public Effect getEffect() {
return effect;
}
void denyIfNoEffect() {
if (this.effect == null) {
deny();
}
}
}