8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 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 com.sun.glass.ui.monocle; 27 28 import java.security.AccessController; 29 import java.security.PrivilegedAction; 30 import java.util.Locale; 31 32 public abstract class NativePlatformFactory { 33 34 protected abstract boolean matches(); 35 36 protected abstract NativePlatform createNativePlatform(); 37 38 private static NativePlatform platform; 39 public static synchronized NativePlatform getNativePlatform() { 40 if (platform == null) { 41 String platformFactoryProperty = 42 AccessController.doPrivileged(new PrivilegedAction<String>() { 43 @Override 44 public String run() { 45 return System.getProperty("monocle.platform", 46 "MX6,OMAP,Linux,Headless"); 47 } 48 }); 49 String[] platformFactories = platformFactoryProperty.split(","); 50 for (int i = 0; i < platformFactories.length; i++) { 51 String factoryName = platformFactories[i].trim(); 52 String factoryClassName; 53 if (factoryName.contains(".")) { 54 factoryClassName = factoryName; 55 } else { 56 factoryClassName = "com.sun.glass.ui.monocle." 57 + factoryName.toLowerCase(Locale.ROOT) 58 + "." + factoryName + "PlatformFactory"; 59 } 60 try { 61 NativePlatformFactory npf = (NativePlatformFactory) 62 Class.forName(factoryClassName) 63 .newInstance(); 64 if (npf.matches()) { 65 platform = npf.createNativePlatform(); 66 return platform; 67 } 68 } catch (Exception e) { 69 e.printStackTrace(); 70 } 71 } 72 throw new UnsupportedOperationException( 73 "Cannot load a native platform from: '" 74 + platformFactoryProperty + "'"); 75 } 76 return platform; 77 } 78 79 } | 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 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 com.sun.glass.ui.monocle; 27 28 import com.sun.glass.ui.monocle.linux.LinuxSystem; 29 30 import java.security.AccessController; 31 import java.security.PrivilegedAction; 32 import java.util.Locale; 33 34 public abstract class NativePlatformFactory { 35 private static String platformName=""; 36 private static String factoryClassName=""; 37 private static long nativeDisplayType = -1L; 38 39 protected abstract boolean matches(); 40 41 protected abstract NativePlatform createNativePlatform(); 42 43 private static NativePlatform platform; 44 private static boolean initialized = false; 45 46 private static void determineNativePlatform(){ 47 String platformFactoryProperty = AccessController.doPrivileged(new PrivilegedAction<String>() { 48 @Override 49 public String run() { 50 return System.getProperty("monocle.platform", "MX6,OMAP,Linux,Headless"); 51 } 52 } ); 53 54 String[] platformFactories = platformFactoryProperty.split(","); 55 for (int i = 0; i < platformFactories.length; i++) { 56 String factoryName = platformFactories[i].trim(); 57 if (factoryName.contains(".")) { 58 factoryClassName = factoryName; 59 platformName = factoryClassName.substring(factoryClassName.lastIndexOf(".", 0)); 60 } else { 61 platformName = factoryName.toLowerCase(Locale.ROOT); 62 factoryClassName = "com.sun.glass.ui.monocle." + platformName + "." + factoryName + "PlatformFactory"; 63 } 64 try { 65 NativePlatformFactory npf = (NativePlatformFactory) Class.forName(factoryClassName).newInstance(); 66 if (npf.matches()) { 67 initialized = true; 68 return; 69 } 70 } catch (Exception e) { 71 e.printStackTrace(); 72 } 73 } 74 initialized = true; 75 } 76 77 public static synchronized String getNativePlatformName() { 78 if (!initialized) { 79 determineNativePlatform(); 80 } 81 return platformName; 82 } 83 84 public static synchronized NativePlatform getNativePlatform() { 85 if (!initialized) { 86 determineNativePlatform(); 87 } 88 if (platform == null) { 89 try { 90 NativePlatformFactory npf = (NativePlatformFactory) Class.forName(factoryClassName).newInstance(); 91 if (npf.matches()) { 92 platform = npf.createNativePlatform(); 93 return platform; 94 } 95 } catch (Exception e) { 96 e.printStackTrace(); 97 } 98 99 throw new UnsupportedOperationException("Cannot load a native platform: '" + platformName + "'"); 100 } 101 return platform; 102 } 103 104 } |