--- old/src/sample/nashorn/javashell.js	2020-04-15 18:54:08.000000000 +0530
+++ /dev/null	2020-04-15 18:54:08.000000000 +0530
@@ -1,146 +0,0 @@
-#// Usage: jjs -scripting javashell.js
-
-/*
- * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- *   - Redistributions of source code must retain the above copyright
- *     notice, this list of conditions and the following disclaimer.
- *
- *   - Redistributions in binary form must reproduce the above copyright
- *     notice, this list of conditions and the following disclaimer in the
- *     documentation and/or other materials provided with the distribution.
- *
- *   - Neither the name of Oracle nor the names of its
- *     contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
- * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-// Simple Java "shell" with which you can try out
-// your few liner Java code leaving imports, main etc.
-// And you can leave even compilation as this script
-// takes care boilerplate+compile step for you.
-
-// Java types used
-var Arrays = Java.type("java.util.Arrays");
-var BufferedReader = Java.type("java.io.BufferedReader");
-var FileWriter = Java.type("java.io.FileWriter");
-var LocalDateTime = Java.type("java.time.LocalDateTime");
-var InputStreamReader = Java.type("java.io.InputStreamReader");
-var PrintWriter = Java.type("java.io.PrintWriter");
-var ProcessBuilder = Java.type("java.lang.ProcessBuilder");
-var System = Java.type("java.lang.System");
-
-// read multiple lines of input from stdin till user
-// enters an empty line
-function input(endMarker, prompt) {
-    if (!endMarker) {
-        endMarker = "";
-    }
-
-    if (!prompt) {
-        prompt = " >> ";
-    }
-
-    var str = "";
-    var reader = new BufferedReader(new InputStreamReader(System.in));
-    var line;
-    while (true) {
-        System.out.print(prompt);
-        line = reader.readLine();
-        if (line == null || line == endMarker) {
-            break;
-        }
-        str += line + "\n";
-    }
-    return str;
-}
-
-// write the string to the given file
-function writeTo(file, str) {
-    var w = new PrintWriter(new FileWriter(file));
-    try {
-        w.print(str);
-    } finally {
-        w.close();
-    }
-}
-
-// generate Java code with user's input
-// put inside generated main method
-function generate(className) {
-    var usercode = input();
-    if (usercode == "") {
-        return false;
-    }
-
-    var fullcode = <<EOF
-// userful imports, add more here if you want
-// more imports.
-import static java.lang.System.*;
-import java.io.*;
-import java.net.*;
-import java.math.*;
-import java.nio.file.*;
-import java.time.*;
-import java.time.chrono.*;
-import java.time.format.*;
-import java.time.temporal.*;
-import java.time.zone.*;
-import java.util.*;
-import java.util.concurrent.*;
-import java.util.function.*;
-import java.util.stream.*;
-
-public class ${className} {
-   public static void main(String[] args) throws Exception {
-       ${usercode}
-   }
-}
-EOF
-
-    writeTo("${className}.java", fullcode);
-    return true;
-}
-
-// execute code command
-function exec(args) {
-    // build child process and start it!
-    new ProcessBuilder(Arrays.asList(args.split(' ')))
-         .inheritIO()
-         .start()
-         .waitFor();
-}
-
-// generate unique name
-function uniqueName() {
-    var now = LocalDateTime.now().toString();
-    // replace unsafe chars with '_'
-    return "JavaShell" + now.replace(/-|:|\./g, '_');
-}
-
-// read-compile-run loop
-while(true) {
-    var className = uniqueName();
-    if (generate(className)) {
-        exec("javac ${className}.java");
-        exec("java ${className}");
-    } else {
-        break;
-    }
-}