content: package com.termux.x11.controller.core;
  
  import org.json.JSONArray;
  import org.json.JSONException;
  
  import java.util.Arrays;
  
  public abstract class ArrayUtils {
      public static byte[] concat(byte[]... elements) {
          byte[] result = Arrays.copyOf(elements[0], elements[0].length);
          for (int i = 1; i < elements.length; i++) {
              byte[] newArray = Arrays.copyOf(result, result.length + elements[i].length);
              System.arraycopy(elements[i], 0, newArray, result.length, elements[i].length);
              result = newArray;
          }
          return result;
      }
  
      @SafeVarargs
      public static <T> T[] concat(T[]... elements) {
          T[] result = Arrays.copyOf(elements[0], elements[0].length);
          for (int i = 1; i < elements.length; i++) {
              T[] newArray = Arrays.copyOf(result, result.length + elements[i].length);
              System.arraycopy(elements[i], 0, newArray, result.length, elements[i].length);
              result = newArray;
          }
          return result;
      }
  
      public static String[] toStringArray(JSONArray data) {
          String[] stringArray = new String[data.length()];
          for (int i = 0; i < data.length(); i++) {
              try {
                  stringArray[i] = data.getString(i);
              }
              catch (JSONException e) {}
          }
          return stringArray;
      }
  }
  