MHFCReflectionHelper.java

package mhfc.net.common.helper;

import java.lang.reflect.Field;
import java.lang.reflect.Modifier;

import cpw.mods.fml.common.ObfuscationReflectionHelper;
import cpw.mods.fml.relauncher.ReflectionHelper;

public class MHFCReflectionHelper {
	public static <T> Field removeFinal(Class<? super T> classToAccess,
			T instance, String... fieldNames) {
		Field field = ReflectionHelper.findField(
				classToAccess,
				ObfuscationReflectionHelper.remapFieldNames(
						classToAccess.getName(), fieldNames));

		try {
			Field modifiersField = Field.class.getDeclaredField("modifiers");
			modifiersField.setAccessible(true);
			modifiersField
					.setInt(field, field.getModifiers() & ~Modifier.FINAL);
		} catch (Exception e) {
			e.printStackTrace();
		}

		return field;
	}

	public static <T, E> void setPrivateFinalValue(
			Class<? super T> classToAccess, T instance, E value,
			String... fieldNames) {
		Field field = removeFinal(classToAccess, instance, fieldNames);
		try {
			field.set(instance, value);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
}