maven仓库的版本列举

package cn.com.gg.controller.mygg;

import com.alibaba.excel.EasyExcel;
import lombok.Data;

import java.io.File;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;

/**
 * @date 2022/8/17/017
 */
public class test {
    private static Set<MyggController.Version> set = new HashSet<>();

    public static void main(String[] args) {
        String path = "D:\\environment\\maven\\";
        File file = new File(path);
        set = func(file);
        EasyExcel.write("F://work.xls").sheet(1).doWrite(Arrays.asList(set.toArray()));
        System.out.println("文档完成");
    }

    @Data
    static class Version {
        private String groupId;
        private String version;

    }

    private static Set<MyggController.Version> func(File file) {
        File[] files = file.listFiles();
        //List<Version> list = new ArrayList<>();
        for (File f : files) {
            MyPggController.Version version1 = new MyggController.Version();
            if (f.isDirectory() && !f.toString().contains("cn")) {
                func(f);
            }
            if (f.isFile()) {
                String s1 = f.toString();
                int indexOf = s1.indexOf("\\", 20);
                String substring = s1.substring(indexOf, s1.lastIndexOf("\\")).replaceFirst("\\\\", "");
                int lastIndexOf = substring.lastIndexOf("\\");
                String g1 = substring.substring(0, lastIndexOf).replaceAll("\\\\", ".");
                int lastIndexOf1 = g1.lastIndexOf(".");
                g1 = g1.replace(g1.charAt(lastIndexOf1 - 1) + ".", "/");
                String v1 = substring.substring(lastIndexOf).replaceAll("\\\\", "");
                version1.setGroupId(g1);
                version1.setVersion(v1);
                set.add(version1);
            }
        }
        return set;
    }
}