trigger: verify valid_volumes after runner restart

src/main/java/com/freedom/admin/utils/AlipayBean.java

@@ -0,0 +1,39 @@
+package com.freedom.admin.utils;
+
+import lombok.Data;
+
+/**
+ * @description: TODO
+ * @author: zhangjiaxun
+ * @date: 2021年03月13日 22:29:00
+ */
+@Data
+public class AlipayBean {
+
+    /**
+     * 商户订单号，必填
+     * */
+    private String out_trade_no;
+
+    /**
+     * 订单名称，必填
+     * */
+    private String subject;
+
+    /**
+     * 订单名称，必填
+     * */
+    private StringBuffer total_amount;
+
+    /**
+     * 商品描述，可空
+     * */
+    private String body;
+
+    /**
+     * 超时时间参数
+     * */
+    private String timeout_express;
+
+    private String product_code;
+}

src/main/java/com/freedom/admin/utils/JwtUtils.java

@@ -0,0 +1,75 @@
+package com.freedom.admin.utils;
+
+import io.jsonwebtoken.Claims;
+import io.jsonwebtoken.Jwts;
+import io.jsonwebtoken.SignatureAlgorithm;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+
+import java.util.Date;
+
+/**
+ * @author zhangjiaxun
+ * @date 2021/2/1 10:06
+ * @description JwtUtils
+ */
+@Component
+public class JwtUtils {
+
+    @Value("${jwt.secret}")
+    private String secret;
+
+    @Value("${jwt.expiration}")
+    private Long expiration;
+
+    /**
+     * 创建token
+     *
+     * @param username 用户名
+     * @return token令牌
+     * */
+    public String generateToken(String username){
+        return Jwts.builder()
+                .signWith(SignatureAlgorithm.HS512,secret)
+                .setSubject(username)
+                .setIssuedAt(new Date())
+                .setExpiration(new Date(System.currentTimeMillis() + expiration * 1000))
+                .compact();
+    }
+
+    /**
+     * 获取body
+     *
+     * @param token 令牌
+     * @return body包含您想要签署的任何信息
+     * */
+    public Claims getBody(String token){
+        return Jwts.parser()
+                .setSigningKey(secret)
+                .parseClaimsJws(token).getBody();
+    }
+
+    /**
+     * 是否已过期
+     *
+     * @param token 令牌
+     * @return 是否过期
+     * */
+    public boolean isExpiration(String token){
+        return getBody(token)
+                .getExpiration()
+                .before(new Date());
+    }
+
+    /**
+     * 获取用户名
+     *
+     * @param token 令牌
+     * @return username用户名
+     * */
+    public String getUsernameFormToken(String token){
+        return getBody(token)
+                .getSubject();
+    }
+
+}

src/main/java/com/freedom/admin/utils/SimilarityUtil.java

@@ -0,0 +1,73 @@
+package com.freedom.admin.utils;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @description: 相似度计算工具类
+ * @author: zhangjiaxun
+ * @date: 2021年04月11日 16:07:00
+ */
+public class SimilarityUtil {
+
+    public static double similarity(List<Double> va, List<Double> vb) {
+        if (va.size() > vb.size()) {
+            int temp = va.size() - vb.size();
+            for (int i = 0; i < temp; i++) {
+                vb.add(0.00);
+            }
+
+        } else if (va.size() < vb.size()) {
+            int temp = vb.size() - va.size();
+            for (int i = 0; i < temp; i++) {
+                va.add(0.00);
+            }
+
+        }
+
+        int size = va.size();
+
+        double simVal = 0.00;
+        double num = 0.00;
+        double den = 1.00;
+        double powaSum = 0.00;
+        double powbSum = 0.00;
+
+        for (int i = 0; i < size; i++) {
+            double a = Double.parseDouble(va.get(i).toString());
+            double b = Double.parseDouble(vb.get(i).toString());
+
+            num = num + a * b;
+            powaSum = powaSum + Math.pow(a, 2);
+            powbSum = powbSum + Math.pow(b, 2);
+        }
+
+        double sqrta = Math.sqrt(powaSum);
+        double sqrtb = Math.sqrt(powbSum);
+
+        den = sqrta * sqrtb;
+        simVal = num / den;
+        return simVal;
+    }
+
+    public static void main(String[] args) {
+        double a[] = {(double) 4.5, 5, 5, 5,0};
+        double b[] = {(double) 3.5, 5, 5, 5,0};
+
+        ArrayList vitem = new ArrayList();
+        ArrayList va = new ArrayList();
+        ArrayList vb = new ArrayList();
+        for (int i = 0; i < a.length; i++){
+            va.add(new Double(a[i]));
+            vb.add(new Double(b[i]));
+        }
+
+        System.out.print("小红");
+        System.out.println(va);
+        System.out.print("xxx");
+        System.out.println(vb);
+        double simVal = SimilarityUtil.similarity(va, vb);
+        System.out.println("The sim value is:" + simVal);
+    }
+
+}