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📄 reflectpermission.java

📁 JAVA基本类源代码,大家可以学习学习!
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/* * @(#)ReflectPermission.java	1.18 03/01/23 * * Copyright 2003 Sun Microsystems, Inc. All rights reserved. * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. */package java.lang.reflect;/** * The Permission class for reflective operations.  A * ReflectPermission is a <em>named permission</em> and has no * actions.  The only name currently defined is <tt>suppressAccessChecks</tt>, * which allows suppressing the standard Java language access checks * -- for public, default (package) access, protected, and private * members -- performed by reflected objects at their point of use. * <P> * The following table * provides a summary description of what the permission allows, * and discusses the risks of granting code the permission. * <P> * * <table border=1 cellpadding=5 summary="Table shows permission target name, what the permission allows, and associated risks"> * <tr> * <th>Permission Target Name</th> * <th>What the Permission Allows</th> * <th>Risks of Allowing this Permission</th> * </tr> * * <tr> *   <td>suppressAccessChecks</td> *   <td>ability to access * fields and invoke methods in a class. Note that this includes * not only public, but protected and private fields and methods as well.</td> *   <td>This is dangerous in that information (possibly confidential) and * methods normally unavailable would be accessible to malicious code.</td> * </tr> * * </table> * * @see java.security.Permission * @see java.security.BasicPermission * @see AccessibleObject * @see Field#get * @see Field#set * @see Method#invoke * @see Constructor#newInstance * * @since 1.2 */public finalclass ReflectPermission extends java.security.BasicPermission {    /**     * Constructs a ReflectPermission with the specified name.     *     * @param name the name of the ReflectPermission     */    public ReflectPermission(String name) {	super(name);    }    /**     * Constructs a ReflectPermission with the specified name and actions.     * The actions should be null; they are ignored.     *     * @param name the name of the ReflectPermission     * @param actions should be null.     */    public ReflectPermission(String name, String actions) {	super(name, actions);    }}

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