feat: support plugin update zip scan and .vmoptions read interception

src/main/java/com/novitechie/rules/VMOptionsReadRule.java

@@ -0,0 +1,79 @@
+package com.novitechie.rules;
+
+import com.janetfilter.core.commons.DebugInfo;
+
+import java.io.*;
+import java.nio.file.Path;
+import java.util.Collections;
+import java.util.List;
+import java.util.Locale;
+
+public class VMOptionsReadRule {
+
+    private static final String VMOPTIONS_SUFFIX = ".vmoptions";
+
+    public static boolean shouldHide(Path path) {
+        return isVMOptions(path) && StackTraceRule.check();
+    }
+
+    public static File redirectFile(File file) {
+        if (isVMOptions(file) && StackTraceRule.check()) {
+            return hookFile(file);
+        }
+        return file;
+    }
+
+    public static String redirectPath(String path) {
+        if (isVMOptions(path) && StackTraceRule.check()) {
+            return hookFile(new File(path)).getPath();
+        }
+        return path;
+    }
+
+    public static byte[] emptyBytes(Path path) {
+        log(path);
+        return new byte[0];
+    }
+
+    public static String emptyString(Path path) {
+        log(path);
+        return "";
+    }
+
+    public static List<String> emptyLines(Path path) {
+        log(path);
+        return Collections.emptyList();
+    }
+
+    public static InputStream emptyInputStream(Path path) {
+        log(path);
+        return new ByteArrayInputStream(new byte[0]);
+    }
+
+    public static BufferedReader emptyBufferedReader(Path path) {
+        log(path);
+        return new BufferedReader(new StringReader(""));
+    }
+
+    private static boolean isVMOptions(Path path) {
+        return path != null && isVMOptions(path.toString());
+    }
+
+    private static boolean isVMOptions(File file) {
+        return file != null && isVMOptions(file.getPath());
+    }
+
+    private static boolean isVMOptions(String path) {
+        return path != null && path.toLowerCase(Locale.ROOT).endsWith(VMOPTIONS_SUFFIX);
+    }
+
+    private static File hookFile(File fallback) {
+        Path path = VMOptionsRule.hook();
+        return path == null ? fallback : path.toFile();
+    }
+
+    private static void log(Path path) {
+        DebugInfo.output("======================Hide VMOptions read: " + path);
+    }
+
+}