protected ClassLoader(ClassLoader parentLoader){
  SecurityManager sc=System.getSecurityManager();
  if (sc != null) {
    sc.checkCreateClassLoader();
  }
  parentClassLoader=parentLoader;
  definedPackages=new HashMap<String,Package>();
  loadedClasses=new HashMap<String,Class<?>>();
  packageCertificates=new Hashtable<String,Certificate[]>();
}

protected ClassLoader ( ClassLoader parentLoader ) { SecurityManager sc = System . getSecurityManager ( ) ; if ( sc != null ) { sc . checkCreateClassLoader ( ) ; } parentClassLoader = parentLoader ; definedPackages = new HashMap < String , Package > ( ) ; loadedClasses = new HashMap < String , Class < ? > > ( ) ; packageCertificates = new Hashtable < String , Certificate [ ] > ( ) ; }
constructs a new instance of this class with the given class loader as its parent .
