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/* xlsx.js (C) 2013-present  SheetJS -- http://sheetjs.com *//* vim: set ts=2: */package com.sheetjs;
import java.lang.Integer;import java.lang.StringBuilder;import java.io.IOException;import java.nio.file.Files;import java.nio.file.Paths;import org.mozilla.javascript.Context;import org.mozilla.javascript.NativeArray;import org.mozilla.javascript.NativeObject;import org.mozilla.javascript.Scriptable;
public class JSHelper {  static String read_file(String file) throws IOException {    byte[] b = Files.readAllBytes(Paths.get(file));    System.out.println(b.length);    StringBuilder sb = new StringBuilder();    for(int i = 0; i < b.length; ++i) sb.append(Character.toString((char)(b[i] < 0 ? b[i] + 256 : b[i])));    return sb.toString();  }  static Object get_object(String path, Object base) throws ObjectNotFoundException {    int idx = path.indexOf(".");    Scriptable b = (Scriptable)base;    if(idx == -1) return b.get(path, b);    Object o = b.get(path.substring(0,idx), b);    if(o == Scriptable.NOT_FOUND) throw new ObjectNotFoundException("not found: |" + path.substring(0,idx) + "|" + Integer.toString(idx));    return get_object(path.substring(idx+1), (NativeObject)o);  }  static Object[] get_array(String path, Object base) throws ObjectNotFoundException {    NativeArray arr = (NativeArray)get_object(path, base);    Object[] out = new Object[(int)arr.getLength()];    int idx;    for(Object o : arr.getIds()) out[idx = (Integer)o] = arr.get(idx, arr);    return out;  }  static String[] get_string_array(String path, Object base) throws ObjectNotFoundException {    NativeArray arr = (NativeArray)get_object(path, base);    String[] out = new String[(int)arr.getLength()];    int idx;    for(Object o : arr.getIds()) out[idx = (Integer)o] = arr.get(idx, arr).toString();    return out;  }  public static void close() { Context.exit(); }}