/*
* JBoss, Home of Professional Open Source
*
* Copyright 2012 Red Hat, Inc. and/or its affiliates.
*
* Licensed 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.xnio;
import java.security.
PrivilegedAction;
/**
* A simple property-read privileged action.
*
* @author <a href="mailto:david.lloyd@redhat.com">David M. Lloyd</a>
*/
public final class
ReadPropertyAction implements
PrivilegedAction<
String> {
private final
String propertyName;
private final
String defaultValue;
/**
* Construct a new instance.
*
* @param propertyName the property name
* @param defaultValue the default value
*/
public
ReadPropertyAction(final
String propertyName, final
String defaultValue) {
this.
propertyName =
propertyName;
this.
defaultValue =
defaultValue;
}
/**
* Run the action.
*
* @return the property or default value
*/
public
String run() {
return
System.
getProperty(
propertyName,
defaultValue);
}
}