/*
* 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.openejb.core.security.jacc;
import org.apache.openejb.core.security.JaccProvider;
import javax.security.jacc.PolicyConfiguration;
import javax.security.jacc.PolicyContext;
import javax.security.jacc.PolicyContextException;
import java.security.CodeSource;
import java.security.Permission;
import java.security.PermissionCollection;
import java.security.ProtectionDomain;
import java.util.HashMap;
import java.util.Map;
/**
* @version $Rev: 1607852 $ $Date: 2014-07-04 15:32:03 +0200 (Fri, 04 Jul 2014) $
*/
public class BasicJaccProvider extends JaccProvider {
private Map<String, BasicPolicyConfiguration> configurations = new HashMap<String, BasicPolicyConfiguration>();
private final java.security.Policy systemPolicy;
public BasicJaccProvider() {
systemPolicy = Policy.getPolicy();
}
public PolicyConfiguration getPolicyConfiguration(final String contextID, final boolean remove) throws PolicyContextException {
BasicPolicyConfiguration configuration = configurations.get(contextID);
if (configuration == null) {
configuration = createPolicyConfiguration(contextID);
configurations.put(contextID, configuration);
} else {
configuration.open(remove);
}
return configuration;
}
protected BasicPolicyConfiguration createPolicyConfiguration(final String contextID) {
return new BasicPolicyConfiguration(contextID);
}
public boolean inService(final String contextID) throws PolicyContextException {
final PolicyConfiguration configuration = getPolicyConfiguration(contextID, false);
return configuration.inService();
}
public PermissionCollection getPermissions(final CodeSource codesource) {
return systemPolicy == null ? null : systemPolicy.getPermissions(codesource);
}
public void refresh() {
}
public boolean implies(final ProtectionDomain domain, final Permission permission) {
final String contextID = PolicyContext.getContextID();
if (contextID != null) {
try {
final BasicPolicyConfiguration configuration = configurations.get(contextID);
if (configuration == null || !configuration.inService()) {
return false;
}
return configuration.implies(domain, permission);
} catch (final PolicyContextException e) {
// no-op
}
}
return systemPolicy != null ? systemPolicy.implies(domain, permission) : false;
}
}