org.springframework.security.access.expression.DenyAllPermissionEvaluator Maven / Gradle / Ivy
/*
* Copyright 2002-2016 the original author or authors.
*
* 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
*
* https://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.springframework.security.access.expression;
import java.io.Serializable;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.core.log.LogMessage;
import org.springframework.security.access.PermissionEvaluator;
import org.springframework.security.core.Authentication;
/**
* A null PermissionEvaluator which denies all access. Used by default for situations when
* permission evaluation should not be required.
*
* @author Luke Taylor
* @since 3.0
*/
public class DenyAllPermissionEvaluator implements PermissionEvaluator {
private final Log logger = LogFactory.getLog(getClass());
/**
* @return false always
*/
@Override
public boolean hasPermission(Authentication authentication, Object target, Object permission) {
this.logger.warn(LogMessage.format("Denying user %s permission '%s' on object %s", authentication.getName(),
permission, target));
return false;
}
/**
* @return false always
*/
@Override
public boolean hasPermission(Authentication authentication, Serializable targetId, String targetType,
Object permission) {
this.logger.warn(LogMessage.format("Denying user %s permission '%s' on object with Id %s",
authentication.getName(), permission, targetId));
return false;
}
}