--- a/jaxp/src/com/sun/org/apache/xml/internal/dtm/DTMManager.java	Wed Jul 05 18:46:58 2017 +0200
+++ b/jaxp/src/com/sun/org/apache/xml/internal/dtm/DTMManager.java	Mon Feb 18 11:33:35 2013 -0800
@@ -27,6 +27,7 @@
 import com.sun.org.apache.xml.internal.utils.PrefixResolver;
 import com.sun.org.apache.xml.internal.utils.XMLStringFactory;
 import com.sun.org.apache.xalan.internal.utils.ObjectFactory;
+import com.sun.org.apache.xalan.internal.utils.SecuritySupport;
 
 /**
  * A DTMManager instance can be used to create DTM and
@@ -383,7 +384,7 @@
   {
     try
     {
-      debug = System.getProperty("dtm.debug") != null;
+      debug = SecuritySupport.getSystemProperty("dtm.debug") != null;
     }
     catch (SecurityException ex){}
   }