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SecurityContext.java
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SecurityContext.java
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/*
* Copyright (c) 2002-2016 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.kernel.api.security;
/** Controls the capabilities of a KernelTransaction. */
public interface SecurityContext
{
AccessMode mode();
AuthSubject subject();
default String defaultString( String name )
{
return String.format( "%s{ securityContext=%s, allowance=%s }", name, subject().username(), mode() );
}
/** Allows all operations. */
SecurityContext AUTH_DISABLED = new SecurityContext()
{
@Override
public AccessMode mode()
{
return AccessMode.Static.FULL;
}
@Override
public String toString()
{
return defaultString( "auth-disabled" );
}
@Override
public AuthSubject subject()
{
return AuthSubject.AUTH_DISABLED;
}
};
static SecurityContext frozen( SecurityContext context, AccessMode accessMode )
{
return frozen( context.subject(), accessMode );
}
static SecurityContext frozen( AuthSubject subject, AccessMode accessMode )
{
return new SecurityContext()
{
@Override
public AccessMode mode()
{
return accessMode;
}
@Override
public AuthSubject subject()
{
return subject;
}
@Override
public String toString()
{
return defaultString( "frozen-security-context" );
}
};
}
}