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[帮助文档] Java HTTPS请求报错PKIX path building failed

Java客户端访问HTTPS站点（服务器）时，Java客户端的会试图构建一个从当前服务器证书到信任的根证书颁发机构（CA）的信任路径，如果无法成功构建这条路径，就可能抛出如下异常：javax.net.ssl.SSLHandshakeException：表示SSL/TLS握手失败。可能是由于服务器证书...

[帮助文档] 采样日志中报错为java.net.SocketException: Socket closed时的解决方案

问题现象如果压测的是HTTPS接口，同时在压测进行过程中出现RT（响应时间）逐渐变高，TPS和成功率都有跌零或者相应的趋势。这时，单击压测报告右上角的查看采样日志，单击操作列的点击查看详情，打开采样日志看到的报错如下（选择HTTP模板更清晰）。压测报告查看采样日志操作点击查看详情详细的文本参考如下。...

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[帮助文档] 常见问题JavaGC日志分析报错

1. ATP自动失败探测在使用Java GC日志分析过程中，偶尔您可能会遇到分析失败的情况，如下图所示：ATP会尝试尽可能探测分析错误，并给出失败原因和潜在解决方案，您可以点击分析细节查看：或者您也可以参考本文剩余部分尝试解决。2. 常见分析失败情况Can not recognize file fo...

[帮助文档] Dataphin如何解决创建MaxCompute自定义函数报错java.net.SocketException:Networkisunreachable(connectfailed)

问题描述创建MaxCompute自定义函数时，在代码中调用了其他API，或者有访问外部网络的操作。本地调用UDF函数正常，但是传入Dataphin注册之后，报错“java.net.SocketException: Network is unreachable (connect failed)”。问题...

[帮助文档] Dataphin管道任务同步数据报错java.lang.OutOfMemoryError:Compressedclassspace

问题描述用户使用管道任务同步数据时报错“java.lang.OutOfMemoryError: Compressed class space”。问题原因管道任务运行过程中压缩类空间溢出，默认大小1GB。解决方案创建一个shell任务，内容如下：@required_resource{required_...

现在有一个项目,老板想前端用php实现,而后台用java实现热? 400 报错

现在有一个项目,老板想前端用php实现,而后台用java实现热? 400 报错请求的话,我在想用restful,对php和java应该都可以! 问题是,java如何能拿到php前端传过来的数据呢? 请各位小伙伴们给我出出主意,因为我还是个新手,所以希望给我一个具体的代码实现,让我好参考! 谢谢亲...

帮忙用PHP实现如下Java的功能报错

" package com.company; import java.net.URLDecoder; import java.net.URLEncoder; import java.util.Arrays; import javax.crypto.Cipher; import javax.crypt...

懂php和java的进来，求教一个问题报错

" 1 和别的公司对接业务，对方java，我是php。2 双方把把数据先DES加密，再base64加密。进行传输3 对方发了一个java的加密解密，我应该照着做一个php的。但看不懂java代码。4 求大神能忙，万谢。 package com.ab.mediation.util; import ja...

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