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src/java.desktop/macosx/classes/sun/awt/PlatformGraphicsInfo.java

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rev 55657 : 8227587: Add internal privileged System.loadLibrary
Reviewed-by: rriggs


  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.awt;
  27 
  28 import java.awt.GraphicsEnvironment;
  29 import java.awt.Toolkit;
  30 import java.security.AccessController;
  31 import java.security.PrivilegedAction;
  32 
  33 public class PlatformGraphicsInfo {
  34 
  35     static {
  36         AccessController.doPrivileged((PrivilegedAction<Void>) () -> {
  37             System.loadLibrary("awt");
  38             return null;
  39         });
  40     }
  41 
  42     public static GraphicsEnvironment createGE() {
  43         return new CGraphicsEnvironment();
  44     }
  45 
  46     public static Toolkit createToolkit() {
  47         return new sun.lwawt.macosx.LWCToolkit();
  48     }
  49 
  50     /**
  51      * Returns true if the WindowServer is available, false otherwise.
  52      *
  53      * @return true if the WindowServer is available, false otherwise
  54      */
  55     public static native boolean isInAquaSession();
  56 
  57     public static boolean getDefaultHeadlessProperty() {
  58          return !isInAquaSession();
  59     }


  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.awt;
  27 
  28 import java.awt.GraphicsEnvironment;
  29 import java.awt.Toolkit;


  30 
  31 public class PlatformGraphicsInfo {
  32 
  33     static {
  34         jdk.internal.access.SharedSecrets.getJavaLangAccess().loadLibrary("awt");



  35     }
  36 
  37     public static GraphicsEnvironment createGE() {
  38         return new CGraphicsEnvironment();
  39     }
  40 
  41     public static Toolkit createToolkit() {
  42         return new sun.lwawt.macosx.LWCToolkit();
  43     }
  44 
  45     /**
  46      * Returns true if the WindowServer is available, false otherwise.
  47      *
  48      * @return true if the WindowServer is available, false otherwise
  49      */
  50     public static native boolean isInAquaSession();
  51 
  52     public static boolean getDefaultHeadlessProperty() {
  53          return !isInAquaSession();
  54     }
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