001/*
002 * (C) Copyright 2006-2016 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Florent Guillaume
018 */
019package org.nuxeo.ecm.core.storage.sql.security;
020
021import java.security.Principal;
022
023import org.nuxeo.ecm.core.api.security.ACP;
024import org.nuxeo.ecm.core.api.security.Access;
025import org.nuxeo.ecm.core.model.Document;
026import org.nuxeo.ecm.core.query.sql.model.SQLQuery.Transformer;
027import org.nuxeo.ecm.core.security.AbstractSecurityPolicy;
028import org.nuxeo.ecm.core.security.SecurityPolicy;
029
030/**
031 * Dummy security policy denying all access to File objects.
032 *
033 * @author Florent Guillaume
034 */
035public class NoFileSecurityPolicy extends AbstractSecurityPolicy implements SecurityPolicy {
036
037    @Override
038    public Access checkPermission(Document doc, ACP mergedAcp, Principal principal, String permission,
039            String[] resolvedPermissions, String[] additionalPrincipals) {
040        if (doc.getType().getName().equals("File")) {
041            return Access.DENY;
042        }
043        return Access.UNKNOWN;
044    }
045
046    @Override
047    public boolean isRestrictingPermission(String permission) {
048        return true;
049    }
050
051    @Override
052    public boolean isExpressibleInQuery(String repositoryName) {
053        return false;
054    }
055
056    @Override
057    public Transformer getQueryTransformer(String repositoryName) {
058        throw new UnsupportedOperationException();
059    }
060
061}