cordova build android 失败，已解决。
命令：
cordova build android;
cordova 编译失败，错误信息如下：
FAILURE: Build failed with an exception.
* What went wrong:
A problem occurred configuring project ':CordovaLib'.
> Could not resolve all files for configuration ':CordovaLib:classpath'.
> Could not download commons-lang.jar (commons-lang:commons-lang:2.4)
> Could not get resource 'https://jcenter.bintray.com/commons-lang/commons -lang/2.4/commons-lang-2.4.jar'.
> Could not HEAD 'https://jcenter.bintray.com/commons-lang/commons-lang /2.4/commons-lang-2.4.jar'.
> Connect to d29vzk4ow07wi7.cloudfront.net:443 [d29vzk4ow07wi7.cloud front.net/143.204.132.159, d29vzk4ow07wi7.cloudfront.net/143.204.132.57, d29vzk4 ow07wi7.cloudfront.net/143.204.132.53, d29vzk4ow07wi7.cloudfront.net/143.204.132 .100] failed: Read timed out
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.
* Get more help at https://help.gradle.org
BUILD FAILED in 2m 9s
(node:19192) UnhandledPromiseRejectionWarning: Error: cmd: Command failed with e xit code 1 Error output:
FAILURE: Build failed with an exception.
* What went wrong:
A problem occurred configuring project ':CordovaLib'.
> Could not resolve all files for configuration ':CordovaLib:classpath'.
> Could not download commons-lang.jar (commons-lang:commons-lang:2.4)
> Could not get resource 'https://jcenter.bintray.com/commons-lang/commons -lang/2.4/commons-lang-2.4.jar'.
> Could not HEAD 'https://jcenter.bintray.com/commons-lang/commons-lang /2.4/commons-lang-2.4.jar'.
> Connect to d29vzk4ow07wi7.cloudfront.net:443 [d29vzk4ow07wi7.cloud front.net/143.204.132.159, d29vzk4ow07wi7.cloudfront.net/143.204.132.57, d29vzk4 ow07wi7.cloudfront.net/143.204.132.53, d29vzk4ow07wi7.cloudfront.net/143.204.132 .100] failed: Read timed out
* Try:
Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output.
* Get more help at https://help.gradle.org
BUILD FAILED in 2m 9s
at ChildProcess.whenDone (D:\WordSpaces\cordova\hello\platforms\android\cord ova\node_modules\cordova-common\src\superspawn.js:169:23)
at emitTwo (events.js:126:13)
at ChildProcess.emit (events.js:214:7)
at maybeClose (internal/child_process.js:925:16)
at Process.ChildProcess._handle.onexit (internal/child_process.js:209:5)
(node:19192) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). (rejectio n id: 1)
(node:19192) [DEP0018] DeprecationWarning: Unhandled promise rejections are depr ecated. In the future, promise rejections that are not handled will terminate th e Node.js process with a non-zero exit code.
解决办法：
修改 \platforms\android\CordovaLib目录下的 build.gradle 文件：
repositories {
jcenter()
maven {
url "https://maven.google.com"
}
}
改成
repositories {
jcenter{url "http://jcenter.bintray.com/"}
maven {
url "https://maven.google.com"
}
}
再重新编译成功！
......
BUILD SUCCESSFUL in 3m 28s
47 actionable tasks: 47 executed
Built the following apk(s):
xx\hello\platforms\android\app\build\outputs\apk\debug\app-debug.apk
