You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

86 lines
2.7 KiB
Java

/*
* Copyright 2019-2020 Zheng Jie
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package me.zhengjie.utils;
import com.alipay.api.AlipayApiException;
import com.alipay.api.internal.util.AlipaySignature;
import me.zhengjie.domain.AlipayConfig;
import org.springframework.stereotype.Component;
import javax.servlet.http.HttpServletRequest;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
/**
* 支付宝工具类
* @author zhengjie
* @date 2018/09/30 14:04:35
*/
@Component
public class AlipayUtils {
/**
* 生成订单号
* @return String
*/
public String getOrderCode() {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
int a = (int)(Math.random() * 9000.0D) + 1000;
System.out.println(a);
Date date = new Date();
String str = sdf.format(date);
String[] split = str.split("-");
String s = split[0] + split[1] + split[2];
String[] split1 = s.split(" ");
String s1 = split1[0] + split1[1];
String[] split2 = s1.split(":");
return split2[0] + split2[1] + split2[2] + a;
}
/**
* 校验签名
* @param request HttpServletRequest
* @param alipay 阿里云配置
* @return boolean
*/
public boolean rsaCheck(HttpServletRequest request, AlipayConfig alipay){
// 获取支付宝POST过来反馈信息
Map<String,String> params = new HashMap<>(1);
Map<String, String[]> requestParams = request.getParameterMap();
for (Object o : requestParams.keySet()) {
String name = (String) o;
String[] values = requestParams.get(name);
String valueStr = "";
for (int i = 0; i < values.length; i++) {
valueStr = (i == values.length - 1) ? valueStr + values[i]
: valueStr + values[i] + ",";
}
params.put(name, valueStr);
}
try {
return AlipaySignature.rsaCheckV1(params,
alipay.getPublicKey(),
alipay.getCharset(),
alipay.getSignType());
} catch (AlipayApiException e) {
return false;
}
}
}