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Added AccessController.doPrivileged where needed

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This commit is contained in:
Elias Naur 2005-05-30 16:21:05 +00:00
parent fd36f96df9
commit f1705b7fde
10 changed files with 210 additions and 76 deletions
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22
src/java/org/lwjgl/opengl/GLContext.java
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@ -38,6 +38,11 @@ import java.util.Set;
import java.util.StringTokenizer;
import java.util.WeakHashMap;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;
import org.lwjgl.LWJGLException;
import org.lwjgl.LWJGLUtil;
import org.lwjgl.Sys;
@ -93,7 +98,11 @@ public final class GLContext {
* with a name dependent on the current platform
*/
static long getPlatformSpecificFunctionAddress(String function_prefix, String[] os_prefixes, String[] os_function_prefixes, String function) {
String os_name = System.getProperty("os.name");
String os_name = (String)AccessController.doPrivileged(new PrivilegedAction() {
public Object run() {
return System.getProperty("os.name");
}
});
for (int i = 0; i < os_prefixes.length; i++)
if (os_name.startsWith(os_prefixes[i])) {
String platform_function_name = function.replaceFirst(function_prefix, os_function_prefixes[i]);
@ -167,12 +176,17 @@ public final class GLContext {
* Helper method to ContextCapabilities. It will try to initialize the native stubs,
* and remove the given extension name from the extension set if the initialization fails.
*/
static void initNativeStubs(Class extension_class, Set supported_extensions, String ext_name) {
static void initNativeStubs(final Class extension_class, Set supported_extensions, String ext_name) {
resetNativeStubs(extension_class);
if (supported_extensions.contains(ext_name)) {
try {
Method init_stubs_method = extension_class.getDeclaredMethod("initNativeStubs", null);
init_stubs_method.invoke(null, null);
AccessController.doPrivileged(new PrivilegedExceptionAction() {
public Object run() throws Exception {
Method init_stubs_method = extension_class.getDeclaredMethod("initNativeStubs", null);
init_stubs_method.invoke(null, null);
return null;
}
});
} catch (Exception e) {
LWJGLUtil.log("Failed to initialize extension " + extension_class + " - exception: " + e);
supported_extensions.remove(ext_name);