package testcode;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.RandomAccessFile;
import java.net.URI;
import java.net.URISyntaxException;
public class PathTraversal {
public static void main(String[] args) throws IOException, URISyntaxException {
String input = args.length > 0 ? args[0] : "../../../../etc/password\u0000";
new File(input);
new File("test/" + input, "misc.jpg");
new RandomAccessFile(input, "r");
new File(new URI(args[0]));
new FileReader(input);
new FileInputStream(input);
new FileWriter(input);
new FileWriter(input, true);
new FileOutputStream(input);
new FileOutputStream(input, true);
// false positive test
new RandomAccessFile("safe", args[0]);
new FileWriter("safe".toUpperCase());
new File(new URI("safe"));
}
}