最近使用安卓模拟器运行flutter项目，发现如下问题：
Exception in thread "main" javax.net.ssl.SSLHandshakeException: Received fatal alert: handshake_failure
at sun.security.ssl.Alerts.getSSLException(Alerts.java:192)
at sun.security.ssl.Alerts.getSSLException(Alerts.java:154)
at sun.security.ssl.SSLSocketImpl.recvAlert(SSLSocketImpl.java:2038)
at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1135)
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1385)
at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1413)
at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1397)
at sun.net.www.protocol.https.HttpsClient.afterConnect(HttpsClient.java:559)
at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:185)
at sun.net.www.protocol.http.HttpURLConnection.followRedirect0(HttpURLConnection.java:2719)
at sun.net.www.protocol.http.HttpURLConnection.followRedirect(HttpURLConnection.java:2641)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1824)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1492)
at sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:263)
at org.gradle.wrapper.Download.downloadInternal(Download.java:66)
at org.gradle.wrapper.Download.download(Download.java:51)
at org.gradle.wrapper.Install$1.call(Install.java:62)
at org.gradle.wrapper.Install$1.call(Install.java:48)
at org.gradle.wrapper.ExclusiveFileAccessManager.access(ExclusiveFileAccessManager.java:69)
at org.gradle.wrapper.Install.createDist(Install.java:48)
at org.gradle.wrapper.WrapperExecutor.execute(WrapperExecutor.java:107)
at org.gradle.wrapper.GradleWrapperMain.main(GradleWrapperMain.java:61)
解决方法一：
1、配置android studio-----help–Edit Custom VM Options
2、配置
-Dhttp.proxyHost -Dhttp.proxyPort -Dhttps.proxyHost -Dhttps.proxyPort -DsocksProxyHost -DsocksProxyPort解决方案二： 如果是第一次运行的，配置代理 END.
