import com.lidroid.xutils.db.annotation.Foreign; //导入依赖的package包/类
public static String getColumnNameByField(Field field) {
    Column column = field.getAnnotation(Column.class);
    if (column != null && !TextUtils.isEmpty(column.column())) {
        return column.column();
    }

    Id id = field.getAnnotation(Id.class);
    if (id != null && !TextUtils.isEmpty(id.column())) {
        return id.column();
    }

    Foreign foreign = field.getAnnotation(Foreign.class);
    if (foreign != null && !TextUtils.isEmpty(foreign.column())) {
        return foreign.column();
    }

    Finder finder = field.getAnnotation(Finder.class);
    if (finder != null) {
        return field.getName();
    }

    return field.getName();
}
 

import com.lidroid.xutils.db.annotation.Foreign; //导入依赖的package包/类
public static String getForeignColumnNameByField(Field field) {

        Foreign foreign = field.getAnnotation(Foreign.class);
        if (foreign != null) {
            return foreign.foreign();
        }

        return field.getName();
    }
 

import com.lidroid.xutils.db.annotation.Foreign; //导入依赖的package包/类
@SuppressWarnings("unchecked")
public static Class<?> getForeignEntityType(com.lidroid.xutils.db.table.Foreign foreignColumn) {
    Class<?> result = foreignColumn.getColumnField().getType();
    if (result.equals(ForeignLazyLoader.class) || result.equals(List.class)) {
        result = (Class<?>) ((ParameterizedType) foreignColumn.getColumnField().getGenericType()).getActualTypeArguments()[0];
    }
    return result;
}
 

import com.lidroid.xutils.db.annotation.Foreign; //导入依赖的package包/类
public static boolean isForeign(Field field) {
    return field.getAnnotation(Foreign.class) != null;
}