Fix windows build

Author: cavallium

tdlight-java/src/main/java/it/tdlight/util/NativeLibraryLoader.java

@@ -15,6 +15,7 @@
  */
 package it.tdlight.util;
 
+import java.nio.file.AccessDeniedException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -263,7 +264,7 @@ public static void load(String originalName, ClassLoader loader) {
 			// We delete the file immediately to free up resources as soon as possible,
 			// and if this fails fallback to deleting on JVM exit.
 			try {
-				if (tmpFile != null && (!DELETE_NATIVE_LIB_AFTER_LOADING || !Files.deleteIfExists(tmpFile))) {
+				if (tmpFile != null && (!DELETE_NATIVE_LIB_AFTER_LOADING || !deleteIfExists(tmpFile))) {
 					tmpFile.toFile().deleteOnExit();
 				}
 			} catch (IOException e) {
@@ -272,6 +273,14 @@ public static void load(String originalName, ClassLoader loader) {
 		}
 	}
 
+	private static boolean deleteIfExists(Path tmpFile) throws IOException {
+		try {
+			return Files.deleteIfExists(tmpFile);
+		} catch (AccessDeniedException ex) {
+			return false;
+		}
+	}
+
 	private static boolean isOsx() {
 		return Native.getOs().equals("osx");
 	}