Get "public static final" field

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

public abstract class ReflectionUtils {

  public static boolean isPublicStaticFinal(Field field) {
    int modifiers = field.getModifiers();
    return (Modifier.isPublic(modifiers) && Modifier.isStatic(modifiers) && Modifier.isFinal(modifiers));
  }
}