MpsUtil.java

package crazypants.enderio.tool;

import java.lang.reflect.Method;

import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;

public class MpsUtil {

  public static final MpsUtil instance = new MpsUtil();

  private static String WRENCH_MODUL_NAME = "Prototype OmniWrench";

  private boolean isMpsInstalled;

  private Class<?> powerFistClass;

  private Method itemActiveMethod;

  private MpsUtil() {
    isMpsInstalled = false;
    try {
      powerFistClass = Class.forName("net.machinemuse.powersuits.item.ItemPowerFist");

      Class<?> moduleManagerClass = Class.forName("net.machinemuse.api.ModuleManager");
      itemActiveMethod = moduleManagerClass.getMethod("itemHasActiveModule", ItemStack.class, String.class);

      isMpsInstalled = true;
    } catch (Exception e) {

    }

  }

  public boolean isPowerFistEquiped(ItemStack equipped) {
    if(!isMpsInstalled || equipped == null || equipped.getItem() == null) {
      return false;
    }
    Item item = equipped.getItem();
    if(powerFistClass.isAssignableFrom(item.getClass())) {
      return true;
    }
    return false;
  }

  public boolean isOmniToolActive(ItemStack equipped) {
    if(!isMpsInstalled || equipped == null || itemActiveMethod == null) {
      return false;
    }
    try {
      Object res = itemActiveMethod.invoke(null, equipped, WRENCH_MODUL_NAME);
      if(res instanceof Boolean) {
        return ((Boolean) res).booleanValue();
      }
    } catch (Exception e) {
    }
    return false;
  }

}