微信支付退款通知解密-java-亲测可用版

微信支付通知 格式如 <xml><return_code>SUCCESS</return_code><appid><![CDATA[appid]]></appid><mch_id><![CDATA[mch_id]]></mch_id><nonce_str><![CDATA[nonce_str]]></nonce_str><req_info><![CDATA[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]]></req_info></xml> 使用privatekey解密，网上的大部分代码都只写了代码，忽略了关键问题！！！md5的工具类不在提供，网上大把 需要替换本地的两个jar包 local_policy.jar、US_export_policy.jar 具体路径为jdk1.7\jre\lib\security jdk8,在lib和jre的lib下都有 本次分享只做微信退款通知AES解密的java版，本版本在jdk1.7下测试通过,其他两个版本的jce没试 如果有其他同学实现了不需要替换这两个jar包的，请通知我一下，邮箱soft_xiang@163.com 上面加密字符串解密后的内容为 <root> <out_refund_no><![CDATA[R-wxgzh_test_121101940]]></out_refund_no> <out_trade_no><![CDATA[wxgzh_test_121101940]]></out_trade_no> <refund_account><![CDATA[REFUND_SOURCE_UNSETTLED_FUNDS]]></refund_account> <refund_fee><![CDATA[1]]></refund_fee> <refund_id><![CDATA[50000405672018012903361917236]]></refund_id> <refund_recv_accout><![CDATA[支付用户零钱]]></refund_recv_accout> <refund_request_source><![CDATA[API]]></refund_request_source> <refund_status><![CDATA[SUCCESS]]></refund_status> <settlement_refund_fee><![CDATA[1]]></settlement_refund_fee> <settlement_total_fee><![CDATA[1]]></settlement_total_fee> <success_time><![CDATA[2018-01-29 15:27:16]]></success_time> <total_fee><![CDATA[1]]></total_fee> <transaction_id><![CDATA[4200000098201801292992735916]]></transaction_id> </root> pom.xml中需要 <dependency> <groupId>org.bouncycastle</groupId> <artifactId>bcprov-jdk16</artifactId> <version>1.46</version> </dependency>