拼接SQL-批量插入语句

import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import com.ztools.annotation.BeanTable;
import com.ztools.annotation.BeanTableField;

public class GenerateBatchInsertSQL {
    // bean 转为 insert into table() values();
    // 需要分批处理
    public enum SQL {sql, values}

    private static final int BATCH_SIZE = 100;// 每100条数据组成一条插入数据
    private static int count = 0;
    private static final List<String> properties = new ArrayList<>();// 存储bean属性列表
    private static final Map<String, Method> methodMap = new HashMap<>();

    // 数据很多时用，分批次处理，每批次100条
    public static <T> List<Map<SQL, Object>> largeBatchInsertSQL(Class<T> beanClass, List<T> beans) {
        List<Map<SQL, Object>> res = new ArrayList<>();
        if (beans == null || beans.size() == 0) {
            return