/*
* 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.jena.permissions;
import java.security.Principal;
import java.util.Collections;
import java.util.Set;
import org.apache.jena.graph.Node;
import org.apache.jena.graph.Triple;
import org.apache.jena.permissions.SecurityEvaluator;
import org.apache.jena.rdf.model.Resource ;
public class MockSecurityEvaluator implements SecurityEvaluator
{
private final boolean loggedIn;
private final boolean create;
private final boolean read;
private final boolean update;
private final boolean delete;
private final boolean forceTripleChecks;
public static MockSecurityEvaluator getInstance()
{
return new MockSecurityEvaluator( true, true, true, true, true, true );
}
public MockSecurityEvaluator( final boolean loggedIn, final boolean create,
final boolean read, final boolean update, final boolean delete,
final boolean forceTripleChecks )
{
this.loggedIn = loggedIn;
this.create = create;
this.read = read;
this.update = update;
this.delete = delete;
this.forceTripleChecks = forceTripleChecks;
}
public boolean evaluate( final Action action )
{
switch (action)
{
case Read:
return read;
case Create:
return create;
case Update:
return update;
case Delete:
return delete;
default:
throw new IllegalArgumentException();
}
}
/**
* Answers the question. can the logged in user perform action on the
* object.
*
* if there is no logged in user then anonymous access is assumed.
*
* @param action
* @param object
* @return boolean
*/
public boolean evaluate( final Action action, final Resource object )
{
return evaluate(action);
}
@Override
public boolean evaluate( final Object principal, final Action action, final Node uri )
{
return evaluate(action);
}
@Override
public boolean evaluate( final Object principal, final Action action, final Node graphIRI,
final Triple triple )
{
if (forceTripleChecks)
{
if (triple.getSubject().equals(Node.ANY)
|| triple.getPredicate().equals(Node.ANY)
|| triple.getObject().equals(Node.ANY))
{
return false;
}
}
return evaluate(action);
}
public boolean evaluate( final Action[] actions )
{
for (final Action a : actions)
{
if (!evaluate(a))
{
return false;
}
}
return true;
}
public boolean evaluate( final Set<Action> action )
{
boolean result = true;
for (final Action a : action)
{
result &= evaluate(a);
}
return result;
}
public boolean evaluate( final Set<Action> action, final Resource object )
{
boolean result = true;
for (final Action a : action)
{
result &= evaluate(a);
}
return result;
}
@Override
public boolean evaluate( final Object principal, final Set<Action> action, final Node uri )
{
return evaluate(action);
}
@Override
public boolean evaluate( final Object principal, final Set<Action> action, final Node graphIRI,
final Triple triple )
{
for (final Action a : action)
{
if (!evaluate(a))
{
return false;
}
}
return true;
}
@Override
public boolean evaluateAny( final Object principal, final Set<Action> action, final Node graphIRI )
{
for (final Action a : action)
{
if (evaluate(a))
{
return true;
}
}
return false;
}
@Override
public boolean evaluateAny( final Object principal, final Set<Action> action,
final Node graphIRI, final Triple triple )
{
return evaluateAny( principal, action, graphIRI);
}
@Override
public boolean evaluateUpdate( final Object principal, final Node graphIRI,
final Triple from, final Triple to )
{
return evaluate(Action.Update);
}
public Set<Action> getPermissions( final Resource resourceID )
{
return Collections.emptySet();
}
public Set<Action> getPermissions( final Node uri )
{
return Collections.emptySet();
}
@Override
public Principal getPrincipal()
{
if (loggedIn)
{
return new Principal() {
@Override
public String getName()
{
return "TestingPrincipal";
}
};
}
return null;
}
public boolean isLoggedIn()
{
return loggedIn;
}
@Override
public String toString()
{
return String.format("C:%s R:%s U:%s D:%s force:%s", create, read,
update, delete, forceTripleChecks);
}
@Override
public boolean isPrincipalAuthenticated(Object principal) {
return principal != null;
}
}