org.xnio.ReadPropertyAction Maven / Gradle / Ivy
/*
* 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 David M. Lloyd
*/
public final class ReadPropertyAction implements PrivilegedAction {
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);
}
}