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8187443: Forest Consolidation: Move files to unified layout
Reviewed-by: darcy, ihse
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56923 changed files with 3 additions and 15727 deletions
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src/java.desktop/share/classes/java/awt/AWTPermission.java
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src/java.desktop/share/classes/java/awt/AWTPermission.java
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/*
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* Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package java.awt;
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import java.security.BasicPermission;
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/**
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* This class is for AWT permissions.
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* An {@code AWTPermission} contains a target name but
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* no actions list; you either have the named permission
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* or you don't.
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*
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* <P>
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* The target name is the name of the AWT permission (see below). The naming
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* convention follows the hierarchical property naming convention.
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* Also, an asterisk could be used to represent all AWT permissions.
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*
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* <P>
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* The following table lists all the possible {@code AWTPermission}
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* target names, and for each provides a description of what the
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* permission allows and a discussion of the risks of granting code
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* the permission.
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*
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* <table class="striped">
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* <caption>AWTPermission target names, descriptions, and associated risks
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* </caption>
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* <thead>
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* <tr>
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* <th>Permission Target Name</th>
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* <th>What the Permission Allows</th>
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* <th>Risks of Allowing this Permission</th>
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* </tr>
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* </thead>
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* <tbody>
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* <tr>
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* <td>accessClipboard</td>
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* <td>Posting and retrieval of information to and from the AWT clipboard</td>
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* <td>This would allow malfeasant code to share
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* potentially sensitive or confidential information.</td>
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* </tr>
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*
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* <tr>
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* <td>accessEventQueue</td>
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* <td>Access to the AWT event queue</td>
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* <td>After retrieving the AWT event queue,
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* malicious code may peek at and even remove existing events
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* from its event queue, as well as post bogus events which may purposefully
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* cause the application or applet to misbehave in an insecure manner.</td>
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* </tr>
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*
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* <tr>
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* <td>accessSystemTray</td>
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* <td>Access to the AWT SystemTray instance</td>
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* <td>This would allow malicious code to add tray icons to the system tray.
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* First, such an icon may look like the icon of some known application
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* (such as a firewall or anti-virus) and order a user to do something unsafe
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* (with help of balloon messages). Second, the system tray may be glutted with
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* tray icons so that no one could add a tray icon anymore.</td>
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* </tr>
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*
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* <tr>
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* <td>createRobot</td>
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* <td>Create java.awt.Robot objects</td>
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* <td>The java.awt.Robot object allows code to generate native-level
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* mouse and keyboard events as well as read the screen. It could allow
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* malicious code to control the system, run other programs, read the
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* display, and deny mouse and keyboard access to the user.</td>
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* </tr>
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*
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* <tr>
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* <td>fullScreenExclusive</td>
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* <td>Enter full-screen exclusive mode</td>
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* <td>Entering full-screen exclusive mode allows direct access to
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* low-level graphics card memory. This could be used to spoof the
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* system, since the program is in direct control of rendering. Depending on
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* the implementation, the security warning may not be shown for the windows
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* used to enter the full-screen exclusive mode (assuming that the {@code
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* fullScreenExclusive} permission has been granted to this application). Note
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* that this behavior does not mean that the {@code
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* showWindowWithoutWarningBanner} permission will be automatically granted to
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* the application which has the {@code fullScreenExclusive} permission:
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* non-full-screen windows will continue to be shown with the security
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* warning.</td>
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* </tr>
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*
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* <tr>
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* <td>listenToAllAWTEvents</td>
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* <td>Listen to all AWT events, system-wide</td>
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* <td>After adding an AWT event listener,
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* malicious code may scan all AWT events dispatched in the system,
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* allowing it to read all user input (such as passwords). Each
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* AWT event listener is called from within the context of that
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* event queue's EventDispatchThread, so if the accessEventQueue
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* permission is also enabled, malicious code could modify the
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* contents of AWT event queues system-wide, causing the application
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* or applet to misbehave in an insecure manner.</td>
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* </tr>
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*
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* <tr>
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* <td>readDisplayPixels</td>
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* <td>Readback of pixels from the display screen</td>
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* <td>Interfaces such as the java.awt.Composite interface or the
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* java.awt.Robot class allow arbitrary code to examine pixels on the
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* display enable malicious code to snoop on the activities of the user.</td>
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* </tr>
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*
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* <tr>
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* <td>replaceKeyboardFocusManager</td>
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* <td>Sets the {@code KeyboardFocusManager} for
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* a particular thread.
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* <td>When {@code SecurityManager} is installed, the invoking
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* thread must be granted this permission in order to replace
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* the current {@code KeyboardFocusManager}. If permission
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* is not granted, a {@code SecurityException} will be thrown.
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* </tr>
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*
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* <tr>
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* <td>setAppletStub</td>
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* <td>Setting the stub which implements Applet container services</td>
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* <td>Malicious code could set an applet's stub and result in unexpected
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* behavior or denial of service to an applet.</td>
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* </tr>
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*
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* <tr>
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* <td>setWindowAlwaysOnTop</td>
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* <td>Setting always-on-top property of the window: {@link Window#setAlwaysOnTop}</td>
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* <td>The malicious window might make itself look and behave like a real full desktop, so that
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* information entered by the unsuspecting user is captured and subsequently misused </td>
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* </tr>
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*
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* <tr>
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* <td>showWindowWithoutWarningBanner</td>
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* <td>Display of a window without also displaying a banner warning
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* that the window was created by an applet</td>
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* <td>Without this warning,
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* an applet may pop up windows without the user knowing that they
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* belong to an applet. Since users may make security-sensitive
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* decisions based on whether or not the window belongs to an applet
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* (entering a username and password into a dialog box, for example),
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* disabling this warning banner may allow applets to trick the user
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* into entering such information.</td>
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* </tr>
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*
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* <tr>
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* <td>toolkitModality</td>
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* <td>Creating {@link Dialog.ModalityType#TOOLKIT_MODAL TOOLKIT_MODAL} dialogs
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* and setting the {@link Dialog.ModalExclusionType#TOOLKIT_EXCLUDE
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* TOOLKIT_EXCLUDE} window property.</td>
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* <td>When a toolkit-modal dialog is shown from an applet, it blocks all other
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* applets in the browser. When launching applications from Java Web Start,
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* its windows (such as the security dialog) may also be blocked by toolkit-modal
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* dialogs, shown from these applications.</td>
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* </tr>
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*
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* <tr>
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* <td>watchMousePointer</td>
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* <td>Getting the information about the mouse pointer position at any
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* time</td>
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* <td>Constantly watching the mouse pointer,
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* an applet can make guesses about what the user is doing, i.e. moving
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* the mouse to the lower left corner of the screen most likely means that
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* the user is about to launch an application. If a virtual keypad is used
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* so that keyboard is emulated using the mouse, an applet may guess what
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* is being typed.</td>
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* </tr>
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* </tbody>
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* </table>
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*
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* @see java.security.BasicPermission
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* @see java.security.Permission
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* @see java.security.Permissions
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* @see java.security.PermissionCollection
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* @see java.lang.SecurityManager
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*
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*
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* @author Marianne Mueller
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* @author Roland Schemers
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*/
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public final class AWTPermission extends BasicPermission {
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/** use serialVersionUID from the Java 2 platform for interoperability */
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private static final long serialVersionUID = 8890392402588814465L;
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/**
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* Creates a new {@code AWTPermission} with the specified name.
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* The name is the symbolic name of the {@code AWTPermission},
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* such as "topLevelWindow", "systemClipboard", etc. An asterisk
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* may be used to indicate all AWT permissions.
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*
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* @param name the name of the AWTPermission
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*
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* @throws NullPointerException if {@code name} is {@code null}.
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* @throws IllegalArgumentException if {@code name} is empty.
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*/
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public AWTPermission(String name)
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{
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super(name);
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}
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/**
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* Creates a new {@code AWTPermission} object with the specified name.
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* The name is the symbolic name of the {@code AWTPermission}, and the
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* actions string is currently unused and should be {@code null}.
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*
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* @param name the name of the {@code AWTPermission}
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* @param actions should be {@code null}
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*
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* @throws NullPointerException if {@code name} is {@code null}.
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* @throws IllegalArgumentException if {@code name} is empty.
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*/
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public AWTPermission(String name, String actions)
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{
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super(name, actions);
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}
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}
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