code of ColorExpansion

package ua.end433.colorexpansion;

import me.clip.placeholderapi.expansion.PlaceholderExpansion;
import org.bukkit.ChatColor;
import org.bukkit.OfflinePlayer;

public class Main extends PlaceholderExpansion {
  public boolean canRegister() {
    return true;
  }

  public String getAuthor() {
    return "end433";
  }

  public String getIdentifier() {
    return "color";
  }

  public String getVersion() {
    return "1.2";
  }

  public String onRequest(OfflinePlayer p, String params) {
    if (params.equalsIgnoreCase("black"))
      return ChatColor.BLACK.toString();
    if (params.equalsIgnoreCase("dark_blue"))
      return ChatColor.DARK_BLUE.toString();
    if (params.equalsIgnoreCase("dark_green"))
      return ChatColor.DARK_GREEN.toString();
    if (params.equalsIgnoreCase("dark_aqua"))
      return ChatColor.DARK_AQUA.toString();
    if (params.equalsIgnoreCase("dark_red"))
      return ChatColor.DARK_RED.toString();
    if (params.equalsIgnoreCase("dark_purple"))
      return ChatColor.DARK_PURPLE.toString();
    if (params.equalsIgnoreCase("gold"))
      return ChatColor.GOLD.toString();
    if (params.equalsIgnoreCase("gray"))
      return ChatColor.GRAY.toString();
    if (params.equalsIgnoreCase("dark_gray"))
      return ChatColor.DARK_GRAY.toString();
    if (params.equalsIgnoreCase("blue"))
      return ChatColor.BLUE.toString();
    if (params.equalsIgnoreCase("green"))
      return ChatColor.GREEN.toString();
    if (params.equalsIgnoreCase("aqua"))
      return ChatColor.AQUA.toString();
    if (params.equalsIgnoreCase("red"))
      return ChatColor.RED.toString();
    if (params.equalsIgnoreCase("purple"))
      return ChatColor.LIGHT_PURPLE.toString();
    if (params.equalsIgnoreCase("yellow"))
      return ChatColor.YELLOW.toString();
    if (params.equalsIgnoreCase("white"))
      return ChatColor.WHITE.toString();
    if (params.equalsIgnoreCase("reset"))
      return ChatColor.RESET.toString();
    if (params.equalsIgnoreCase("obfuscated"))
      return ChatColor.MAGIC.toString();
    if (params.equalsIgnoreCase("italic"))
      return ChatColor.ITALIC.toString();
    if (params.equalsIgnoreCase("bold"))
      return ChatColor.BOLD.toString();
    if (params.equalsIgnoreCase("underline"))
      return ChatColor.UNDERLINE.toString();
    if (params.equalsIgnoreCase("strikethrough"))
      return ChatColor.STRIKETHROUGH.toString();
    if (params.equalsIgnoreCase("strike"))
      return ChatColor.STRIKETHROUGH.toString();
    return null;
  }
}