ccsenscloud/util/src/test/java/com/ccsens/util/OtherTest.java

package com.ccsens.util;


import cn.hutool.core.util.ImageUtil;
import lombok.Data;
import lombok.extern.slf4j.Slf4j;
import org.junit.Test;

import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import javax.script.ScriptEngine;
import javax.script.ScriptEngineManager;
import javax.script.ScriptException;
import java.io.*;
import java.math.BigDecimal;
import java.net.URL;
import java.text.SimpleDateFormat;
import java.util.*;

@Slf4j
public class OtherTest {


    public static final String REGEX_PHONE = "^((13[0-9])|(14[5|7])|(15([0-3]|[5-9]))|(17[013678])|(18[0,1-9]))\\d{8}$";

    @Test
    public void test2() throws ScriptException {
        String str = "18200000000";
        if (str.matches(REGEX_PHONE)) {
            System.out.println("是手机号");
        } else {
            System.out.println("不是手机号");
        }
    }

    @Test
    public void test3() {
        File file = new File("C:\\Users\\逗\\Desktop\\ABDBBE53630FE09D526858C4A8029873.jpg");
        File file1 = new File("C:\\Users\\逗\\Desktop\\1.jpg");
        File file2 = new File("C:\\Users\\逗\\Desktop\\2.jpg");
        System.out.println(file.length());
        ImageUtil.scale(file,file1,0.5f);
        System.out.println(file1);
        ImageUtil.scale(file1,file2,2);
    }
    @Test
    public void func3(){
        SimpleDateFormat sdf2 = new SimpleDateFormat("MM-dd a");
        String sd2 = sdf2.format(new Date(1605074997152L));
        System.out.println(sd2);
    }

    @Test
    public void test4() {
        int a = 119;
        int b = 6;
        System.out.println(Math.ceil((float)a/(float)b));
    }


    @Test
    public void test5() {
        BigDecimal a = BigDecimal.valueOf(1.255);
        BigDecimal b = BigDecimal.valueOf(1.256);
        BigDecimal aa = a.divide(BigDecimal.valueOf(1),2,BigDecimal.ROUND_HALF_DOWN);
        BigDecimal aa1 = a.divide(BigDecimal.valueOf(1),2,BigDecimal.ROUND_DOWN);
        BigDecimal bb = b.divide(BigDecimal.valueOf(1),2,BigDecimal.ROUND_HALF_DOWN);
        BigDecimal bb1 = b.divide(BigDecimal.valueOf(1),2,BigDecimal.ROUND_DOWN);
        System.out.println(aa + "++++" + bb);
        System.out.println(aa1 + "++++" + bb1);
    }
    @Data
    public static class AA{
        private int a;
        private int b;

        public AA(int a, int b) {
            this.a = a;
            this.b = b;
        }

        public AA() {
        }
    }
    @Test
    public void test6() {
        AA a1 = new AA(1,4);
        AA a2 = new AA(2,3);
        AA a3 = new AA(2,2);
        AA a4 = new AA(4,1);
        List<AA> aas = new ArrayList<>();
        aas.add(a3);
        aas.add(a4);
        aas.add(a1);
        aas.add(a2);

        aas.sort(Comparator.comparingInt(o -> o.a));

        aas.forEach(aa -> {
            System.out.print(aa.a);

        });
        System.out.println("");
        aas.forEach(aa -> {
            System.out.print(aa.b);
        });

   }
    @Test
    public void test7() {
        int a = 0x0A;
        int b = 0x08;
        System.out.println(a << 8 | b);

        int c = 2568;
        int uc1 = c >> 8;
        int uc2 = c & 0xff;
        System.out.println(Integer.toHexString(uc1));
        System.out.println(Integer.toHexString(uc2));

    }

    @Test
    public void test8(){
        System.out.println(Byte.parseByte("-1") & 0xff);
    }

    @Test
    public void test9(){
        String a = "a,b,c";
        String x = "a";

        String[] split = a.split(",");
        String[] split1 = x.split(",");
        System.out.println(split);
        System.out.println(split1);

    }    
    @Test
    public void test10(){
        List<StuVO> list1 = new ArrayList<>();
        list1.add(new StuVO("AAA",90));
        list1.add(new StuVO("BBB",150));
        list1.add(new StuVO("CCC",12));
        list1.add(new StuVO("DDD",64));
        list1.add(new StuVO("EEE",5));
        List<StuVO> list2 = new ArrayList<>();
        list2.add(new StuVO("AAA",90));
        list2.add(new StuVO("BBB",150));


        StuVO a = new StuVO();
        a.setStuVOList(list1);
        a.setName("aa");

        StuVO b = new StuVO();
        b.setStuVOList(list2);
        b.setName("bb");

        List<StuVO> x = new ArrayList<>();
        x.add(a);
        x.add(b);

        for(int i = 0;i < x.size();i++){
            System.out.println(x.get(i).getName()+" "+x.get(i).getScore());
        }
        System.out.println("--------");
//
//        x.sort(Comparator.comparingInt(o -> o.getStuVOList().size()));
//
//


        Collections.sort(x, new Comparator<StuVO>() {
            @Override
            public int compare(StuVO o1, StuVO o2) {
                int i = o2.getStuVOList().size() - o1.getStuVOList().size();
                return i;
            }
        });
        for(int i = 0;i < x.size();i++){
            System.out.println(x.get(i).getName()+" "+x.get(i).getScore());
        }
    }


}