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Java Source | 1995-08-11 | 2.1 KB | 64 lines |
- /*
- * @(#)AccessErrorHandler.java 1.4 95/01/31 Sami Shaio
- *
- * Copyright (c) 1995 Sun Microsystems, Inc. All Rights Reserved.
- *
- * Permission to use, copy, modify, and distribute this software
- * and its documentation for NON-COMMERCIAL purposes and without
- * fee is hereby granted provided that this copyright notice
- * appears in all copies. Please refer to the file "copyright.html"
- * for further important copyright and licensing information.
- *
- * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
- * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
- * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
- * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
- * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
- * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
- */
- package java.io;
-
-
- /**
- * This class is used by the File access-control mechanism. If an
- * access control exception occurs and an error handler was installed
- * using the File.setAccessErrorHandler method, then the handler will
- * get invoked to determine what course of action to take.
- *
- * @see File#setAccessErrorHandler
- * @see File
- * @version 1.4 31 Jan 1995
- * @author Sami Shaio
- */
- public class AccessErrorHandler {
- /** Allow the current access and all subsequent ones. */
- public final static int ALLOW_ACCESS = 0;
-
- /** Allow the current access only. */
- public final static int ALLOW_THIS_ACCESS = 1;
-
- /** Deny the current access. */
- public final static int DENY_ACCESS = 2;
-
- /**
- * This method is invoked if a read operation was attempted on the
- * given file and the acl check failed.
- * @param f the File to be accessed.
- * @returns one of ALLOW_ACCESS, ALLOW_THIS_ACCESS, or DENY_ACCESS
- */
- public int readException(String f) {
- return DENY_ACCESS;
- }
-
- /**
- * This method is invoked if a write operation was attempted on the
- * given file and the acl check failed.
- * @param f the File to be accessed.
- * @returns one of ALLOW_ACCESS, ALLOW_THIS_ACCESS, or DENY_ACCESS
- */
- public int writeException(String f) {
- return DENY_ACCESS;
- }
- }
-
-