/* * Copyright (c) 2003-2005 Sun Microsystems, Inc. All Rights Reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * - Redistribution of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - Redistribution in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of Sun Microsystems, Inc. or the names of * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * This software is provided "AS IS," without a warranty of any kind. ALL * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. * * You acknowledge that this software is not designed or intended for use * in the design, construction, operation or maintenance of any nuclear * facility. * * Sun gratefully acknowledges that this software was originally authored * and developed by Kenneth Bradley Russell and Christopher John Kline. */ package com.sun.opengl.impl; import java.security.*; /** Helper routines for logging and debugging. */ public class Debug { // Some common properties private static boolean verbose; private static boolean debugAll; private static AccessControlContext localACC; static { localACC=AccessController.getContext(); verbose = isPropertyDefined("jogl.verbose", true); debugAll = isPropertyDefined("jogl.debug", true); if (verbose) { Package p = Package.getPackage("javax.media.opengl"); System.err.println("JOGL specification version " + p.getSpecificationVersion()); System.err.println("JOGL implementation version " + p.getImplementationVersion()); System.err.println("JOGL implementation vendor " + p.getImplementationVendor()); } } static int getIntProperty(final String property, final boolean jnlpAlias) { return getIntProperty(property, jnlpAlias, localACC); } public static int getIntProperty(final String property, final boolean jnlpAlias, final AccessControlContext acc) { int i=0; try { Integer iv = Integer.valueOf(Debug.getProperty(property, jnlpAlias, acc)); i = iv.intValue(); } catch (NumberFormatException nfe) {} return i; } static boolean getBooleanProperty(final String property, final boolean jnlpAlias) { return getBooleanProperty(property, jnlpAlias, localACC); } public static boolean getBooleanProperty(final String property, final boolean jnlpAlias, final AccessControlContext acc) { Boolean b = Boolean.valueOf(Debug.getProperty(property, jnlpAlias, acc)); return b.booleanValue(); } static boolean isPropertyDefined(final String property, final boolean jnlpAlias) { return isPropertyDefined(property, jnlpAlias, localACC); } public static boolean isPropertyDefined(final String property, final boolean jnlpAlias, final AccessControlContext acc) { return (Debug.getProperty(property, jnlpAlias, acc) != null) ? true : false; } static String getProperty(final String property, final boolean jnlpAlias) { return getProperty(property, jnlpAlias, localACC); } public static String getProperty(final String property, final boolean jnlpAlias, final AccessControlContext acc) { String s=null; if(null!=acc && acc.equals(localACC)) { s = (String) AccessController.doPrivileged(new PrivilegedAction() { public Object run() { String val=null; try { val = System.getProperty(property); } catch (Exception e) {} if(null==val && jnlpAlias && !property.startsWith(jnlp_prefix)) { try { val = System.getProperty(jnlp_prefix + property); } catch (Exception e) {} } return val; } }); } else { try { s = System.getProperty(property); } catch (Exception e) {} if(null==s && jnlpAlias && !property.startsWith(jnlp_prefix)) { try { s = System.getProperty(jnlp_prefix + property); } catch (Exception e) {} } } return s; } public static final String jnlp_prefix = "jnlp." ; public static boolean verbose() { return verbose; } public static boolean debugAll() { return debugAll; } public static boolean debug(String subcomponent) { return debugAll() || isPropertyDefined("jogl.debug." + subcomponent, true); } }