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NetscapeSecurity.javaAPI DocJMF 2.1.1e4642Mon May 12 12:20:50 BST 2003com.sun.media

NetscapeSecurity

public class NetscapeSecurity extends Object implements JMFSecurity

Fields Summary
public static JMFSecurity
security
private static Method
enablePrivilege
private static Class
privilegeManager
private static boolean
linkEnabled
private static Object[]
readPropArgs
private static Object[]
readFileArgs
private static Object[]
writeFileArgs
private static Object[]
deleteFileArgs
private static Object[]
threadArgs
private static Object[]
threadGroupArgs
private static Object[]
linkArgs
private static Object[]
connectArgs
public static Object[]
windowArgs
public static Object[]
multicastArgs
private static Hashtable
table
private Method[]
methodArray
private Class[]
classArray
private Object[]
arguments
Constructors Summary
private NetscapeSecurity()
Methods Summary
public java.lang.StringgetName()

	return "jmf-security-netscape";
public booleanisLinkPermissionEnabled()

	return linkEnabled;
public voidloadLibrary(java.lang.String name)

	try {
	    if (linkEnabled) {
		requestPermission(methodArray, classArray, arguments, JMFSecurity.LINK);
	    } else {
		throw new UnsatisfiedLinkError("No LINK privilege");
	    }
	    methodArray[0].invoke(classArray[0], arguments[0]);
	    System.loadLibrary(name);
	} catch (Exception e) {
	    linkEnabled = false;
	    // LINK permission should be removed from the interface as it is not useful
	    permissionFailureNotification(JMFSecurity.LINK);
	    throw new UnsatisfiedLinkError("Unable to get " + name +
				  " privilege  " + e);
	}
public voidpermissionFailureNotification(int permission)

         table.remove(new Integer(permission));
public voidrequestPermission(java.lang.reflect.Method[] m, java.lang.Class[] c, java.lang.Object[][] args, int request)


	//if ( (enablePrivilege == null) || (cl != null) ) {
        if (enablePrivilege == null) {
	    throw new SecurityException("Cannot request permission");
	}

	m[0] = enablePrivilege;
	c[0] = privilegeManager;


	Object value = table.get(new Integer(request));
	if (value == null) {
	    throw new SecurityException("Permission previously denied by user " + request);
	}

	args[0] = (Object[]) value;
public voidrequestPermission(java.lang.reflect.Method[] m, java.lang.Class[] c, java.lang.Object[][] args, int request, java.lang.String parameter)

	requestPermission(m, c, args, request);