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3.3.7
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<div class="section" id="mc">
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<h1>mc<a class="headerlink" href="#mc" title="永久链接至标题">¶</a></h1>
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<blockquote>
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<div><p>Memory Compiler/内存编译器，编译<code class="docutils literal notranslate"><span class="pre">.java</span></code>文件生成<code class="docutils literal notranslate"><span class="pre">.class</span></code>。</p>
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</div></blockquote>
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<div class="highlight-bash notranslate"><div class="highlight hljs"><pre class="bash">mc /tmp/Test.java</pre></div>
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</div>
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<p>可以通过<code class="docutils literal notranslate"><span class="pre">-c</span></code>参数指定classloader：</p>
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<div class="highlight-bash notranslate"><div class="highlight hljs"><pre class="bash">mc -c 327a647b /tmp/Test.java</pre></div>
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</div>
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<p>可以通过<code class="docutils literal notranslate"><span class="pre">-d</span></code>命令指定输出目录：</p>
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<div class="highlight-bash notranslate"><div class="highlight hljs"><pre class="bash">mc -d /tmp/output /tmp/ClassA.java /tmp/ClassB.java</pre></div>
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</div>
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<p>编译生成<code class="docutils literal notranslate"><span class="pre">.class</span></code>文件之后，可以结合<a class="reference internal" href="redefine.html"><span class="doc">redefine</span></a>命令实现热更新代码。</p>
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<blockquote>
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<div><p>注意，mc命令有可能失败。如果编译失败可以在本地编译好<code class="docutils literal notranslate"><span class="pre">.class</span></code>文件，再上传到服务器。具体参考<a class="reference internal" href="redefine.html"><span class="doc">redefine</span></a>命令说明。</p>
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</div></blockquote>
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© Copyright 2018-2020, Alibaba Middleware Group, and contributors
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