novice/plugin-privacy
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

refactor: merge VM options read rule into VM options rule

Browse Source
This commit is contained in:
zpj80231
2026-06-08 17:20:04 +08:00
parent 88cbdac735
commit ef9912f6b8
4 changed files with 75 additions and 81 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/main/java/com/novitechie/FileInputStreamTransformer.java
View File

@@ -9,7 +9,7 @@ import static org.objectweb.asm.Opcodes.*;
public class FileInputStreamTransformer implements MyTransformer {
private static final String RULE = "com/novitechie/rules/VMOptionsReadRule";
private static final String RULE = "com/novitechie/rules/VMOptionsRule";
@Override
public String getHookClassName() {

2
src/main/java/com/novitechie/FilesTransformer.java
View File

@@ -9,7 +9,7 @@ import static org.objectweb.asm.Opcodes.*;
public class FilesTransformer implements MyTransformer {
private static final String RULE = "com/novitechie/rules/VMOptionsReadRule";
private static final String RULE = "com/novitechie/rules/VMOptionsRule";
private static final String PATH_DESC = "(Ljava/nio/file/Path;)Z";
@Override

79
src/main/java/com/novitechie/rules/VMOptionsReadRule.java
View File

@@ -1,79 +0,0 @@
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);
}
}

73
src/main/java/com/novitechie/rules/VMOptionsRule.java
View File

@@ -2,16 +2,25 @@ package com.novitechie.rules;
import com.janetfilter.core.commons.DebugInfo;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.StringReader;
import java.nio.file.Path;
import java.util.Collections;
import java.util.List;
import java.util.Locale;
/**
* @author YeloChick
*/
public class VMOptionsRule {
private static final String VMOPTIONS_SUFFIX = ".vmoptions";
public static Path hook() {
DebugInfo.output("======================Hide VMOptions");
String tmpdir = System.getProperty("java.io.tmpdir");
@@ -27,4 +36,68 @@ public class VMOptionsRule {
return null;
}
}
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 = hook();
return path == null ? fallback : path.toFile();
}
private static void log(Path path) {
DebugInfo.output("======================Hide VMOptions read: " + path);
}
}