CLEARTEXT communication to xx not permitted by network security policy
ok http3 + retrofit 网络请求,在Android9.0手机上请求失败,报错:CLEARTEXT communication to “ “ not permitted by network security policy
原因 :Android P以后网络访问安全策略升级,限制了非加密的流量请求
- 1.降低目标版本,app/build.gradle中targetSdkVersion 设置27或以下。
- 2.http请求改成https。
- 3.添加res/xml/network.xml文件名可自拟
<application android:networkSecurityConfig="@xml/network">
<?xml version ="1.0" encoding ="utf-8"?>
<network-security-config xmlns:tools="http://schemas.android.com/tools"
xmlns:android="http://schemas.android.com/apk/res/android"
tools:ignore="MissingDefaultResource">
<base-config cleartextTrafficPermitted="true" />
</network-security-config>
参考
https://blog.csdn.net/github_29667873/article/details/107366721
https://blog.csdn.net/qq_20369621/article/details/106229150
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