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package org.bouncycastle.util;
import java.security.AccessControlException;
import java.security.AccessController;
import java.security.PrivilegedAction;
/**
* Utility method for accessing system properties.
*/
public class Properties
{
public static boolean isOverrideSet(final String propertyName)
{
try
{
return "true".equals(AccessController.doPrivileged(new PrivilegedAction()
{
// JDK 1.4 compatibility
public Object run()
{
String value = System.getProperty(propertyName);
if (value == null)
{
return null;
}
return Strings.toLowerCase(value);
}
}));
}
catch (AccessControlException e)
{
return false;
}
}
}
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