如下：
https://github.com/hpu-spring87/ebooks/blob/master/update.json
如果直接用httpclient读取该URL地址，得到结果是这样的：
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<title>ebooks/update.json at master · hpu-spring87/ebooks</title>
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<td id="L1" class="blob-num js-line-number" data-line-number="1"></td>
<td id="LC1" class="blob-code blob-code-inner js-file-line">{</td>
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<td id="L2" class="blob-num js-line-number" data-line-number="2"></td>
<td id="LC2" class="blob-code blob-code-inner js-file-line"> <span class="pl-s"><span class="pl-pds">"</span>versionCode<span class="pl-pds">"</span></span>: <span class="pl-c1">1</span>,</td>
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<td id="L3" class="blob-num js-line-number" data-line-number="3"></td>
<td id="LC3" class="blob-code blob-code-inner js-file-line"> <span class="pl-s"><span class="pl-pds">"</span>updateMsg<span class="pl-pds">"</span></span>: <span class="pl-s"><span class="pl-pds">"</span>标题 <span class="pl-cce">\n</span> 1.更新1 <span class="pl-cce">\n</span>2.更新2<span class="pl-pds">"</span></span>,</td>
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<td id="L4" class="blob-num js-line-number" data-line-number="4"></td>
<td id="LC4" class="blob-code blob-code-inner js-file-line"> <span class="pl-s"><span class="pl-pds">"</span>downUrl<span class="pl-pds">"</span></span>: <span class="pl-s"><span class="pl-pds">"</span>https://github.com/geeeeeeeeek/WeChatLuckyMoney/releases/download/v3.0.1/WeChatLuckyMoney-v3.0.1.apk<span class="pl-pds">"</span></span></td>
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<td id="L5" class="blob-num js-line-number" data-line-number="5"></td>
<td id="LC5" class="blob-code blob-code-inner js-file-line">}</td>
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明显，这不是我们需要的，我们只是需要里面的json字符串。
解决方案：
github提供的读取资源文件格式如下：
https://raw.githubusercontent.com/:owner/:repo/master/:path
上面地址格式化之后就是如下结果：
https://raw.githubusercontent.com/hpu-spring87/ebooks/master/update.json
时间： 2024-10-25 20:31:45