/*
* 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;
import org.apache.jackrabbit.core.config.WorkspaceConfig;
import org.apache.jackrabbit.core.security.AMContext;
import org.apache.jackrabbit.core.security.AccessManager;
import org.apache.jackrabbit.core.security.SystemPrincipal;
import javax.jcr.AccessDeniedException;
import javax.jcr.ItemNotFoundException;
import javax.jcr.NoSuchWorkspaceException;
import javax.jcr.RepositoryException;
import javax.security.auth.Subject;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
/**
* A <code>SystemSession</code> ...
*/
class SystemSession extends SessionImpl {
/**
* Package private factory method
*
* @param rep
* @param wspConfig
* @return
* @throws RepositoryException
*/
static SystemSession create(RepositoryImpl rep, WorkspaceConfig wspConfig)
throws RepositoryException {
// create subject with SystemPrincipal
Set principals = new HashSet();
principals.add(new SystemPrincipal());
Subject subject =
new Subject(true, principals, Collections.EMPTY_SET,
Collections.EMPTY_SET);
return new SystemSession(rep, subject, wspConfig);
}
/**
* private constructor
*
* @param rep
* @param wspConfig
*/
private SystemSession(RepositoryImpl rep, Subject subject,
WorkspaceConfig wspConfig)
throws RepositoryException {
super(rep, subject, wspConfig);
}
/**
* {@inheritDoc}
* <p/>
* Overridden in order to create custom access manager
*
* @return access manager for system session
* @throws AccessDeniedException is never thrown
* @throws RepositoryException is never thrown
*/
protected AccessManager createAccessManager(Subject subject,
HierarchyManager hierMgr)
throws AccessDeniedException, RepositoryException {
/**
* use own AccessManager implementation rather than relying on
* configurable AccessManager to handle SystemPrincipal privileges
* correctly
*/
return new SystemAccessManager();
//return super.createAccessManager(subject, hierMgr);
}
//--------------------------------------------------------< inner classes >
private class SystemAccessManager implements AccessManager {
SystemAccessManager() {
}
//----------------------------------------------------< AccessManager >
/**
* {@inheritDoc}
*
* @throws AccessDeniedException is never thrown
* @throws Exception is never thrown
*/
public void init(AMContext context)
throws AccessDeniedException, Exception {
// nop
}
/**
* {@inheritDoc}
*/
public void close() throws Exception {
// nop
}
/**
* {@inheritDoc}
*
* @throws AccessDeniedException is never thrown
* @throws ItemNotFoundException is never thrown
* @throws RepositoryException is never thrown
*/
public void checkPermission(ItemId id, int permissions)
throws AccessDeniedException, ItemNotFoundException,
RepositoryException {
// allow everything
}
/**
* {@inheritDoc}
*
* @return always <code>true</code>
* @throws ItemNotFoundException is never thrown
* @throws RepositoryException is never thrown
*/
public boolean isGranted(ItemId id, int permissions)
throws ItemNotFoundException, RepositoryException {
// allow everything
return true;
}
/**
* {@inheritDoc}
*
* @return always <code>true</code>
* @throws NoSuchWorkspaceException is never thrown
* @throws RepositoryException is never thrown
*/
public boolean canAccess(String workspaceName)
throws NoSuchWorkspaceException, RepositoryException {
return true;
}
}
}