/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.jackrabbit.core.security.authorization;
import org.apache.jackrabbit.api.jsr283.security.AccessControlEntry;
import org.apache.jackrabbit.api.jsr283.security.AccessControlException;
import org.apache.jackrabbit.api.jsr283.security.AccessControlList;
import org.apache.jackrabbit.api.jsr283.security.Privilege;
import javax.jcr.RepositoryException;
import java.security.Principal;
import java.util.List;
/**
* An implementation of the <code>AccessControlList</code> interface that only
* allows for reading. The write methods
* ({@link #addAccessControlEntry(Principal principal, Privilege[] privileges) addAccessControlEntry}
* and {@link #removeAccessControlEntry(AccessControlEntry) removeAccessControlEntry})
* throw an <code>AccessControlException</code>.
*/
public class UnmodifiableAccessControlList implements AccessControlList {
private final AccessControlEntry[] accessControlEntries;
/**
* Construct a new <code>UnmodifiableAccessControlList</code>
*
* @param acl
*/
public UnmodifiableAccessControlList(AccessControlList acl) throws RepositoryException {
accessControlEntries = acl.getAccessControlEntries();
}
/**
* Construct a new <code>UnmodifiableAccessControlList</code>
*
* @param accessControlEntries
*/
public UnmodifiableAccessControlList(List accessControlEntries) {
this.accessControlEntries = (AccessControlEntry[]) accessControlEntries.toArray(new AccessControlEntry[accessControlEntries.size()]);
}
//--------------------------------------------------< AccessControlList >---
/**
* @see AccessControlList#getAccessControlEntries()
*/
public AccessControlEntry[] getAccessControlEntries()
throws RepositoryException {
return accessControlEntries;
}
/**
* @see AccessControlList#addAccessControlEntry(Principal, Privilege[])
*/
public boolean addAccessControlEntry(Principal principal,
Privilege[] privileges)
throws AccessControlException, RepositoryException {
throw new AccessControlException("Unmodifiable ACL. Use AccessControlManager#getApplicablePolicies in order to obtain an modifiable ACL.");
}
/**
* @see AccessControlList#removeAccessControlEntry(AccessControlEntry)
*/
public void removeAccessControlEntry(AccessControlEntry ace)
throws AccessControlException, RepositoryException {
throw new AccessControlException("Unmodifiable ACL. Use AccessControlManager#getApplicablePolicies in order to obtain an modifiable ACL.");
}
}