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class="toc-item"><a aria-current="page" href="/zh/Development/ContributeGuide.html#编码风格" class="router-link-active router-link-exact-active toc-link level2">编码风格</a></li><ul class="toc-list"><!--[--><li class="toc-item"><a aria-current="page" href="/zh/Development/ContributeGuide.html#禁用通配符引用" class="router-link-active router-link-exact-active toc-link level3">禁用通配符引用</a></li><!----><!--]--></ul><!--]--><!--[--><li class="toc-item"><a aria-current="page" href="/zh/Development/ContributeGuide.html#贡献代码" class="router-link-active router-link-exact-active toc-link level2">贡献代码</a></li><!----><!--]--><!--[--><li class="toc-item"><a aria-current="page" href="/zh/Development/ContributeGuide.html#导入代码" class="router-link-active router-link-exact-active toc-link level2">导入代码</a></li><ul class="toc-list"><!--[--><li class="toc-item"><a aria-current="page" href="/zh/Development/ContributeGuide.html#intellij-idea" class="router-link-active router-link-exact-active toc-link level3">Intellij idea</a></li><!----><!--]--><!--[--><li class="toc-item"><a aria-current="page" href="/zh/Development/ContributeGuide.html#eclipse" class="router-link-active router-link-exact-active toc-link level3">Eclipse</a></li><!----><!--]--></ul><!--]--><!--[--><li class="toc-item"><a aria-current="page" href="/zh/Development/ContributeGuide.html#无法下载-thrift-等文件" class="router-link-active router-link-exact-active toc-link level2">无法下载 thrift-* 等文件</a></li><!----><!--]--><!--[--><li class="toc-item"><a aria-current="page" href="/zh/Development/ContributeGuide.html#无法下载errorprone" class="router-link-active router-link-exact-active toc-link level2">无法下载errorprone ：</a></li><!----><!--]--></ul></div><!--[--><!----><!--]--></aside></div><!----><div class="theme-hope-content"><!-- |
| --><h1 id="工作流程" tabindex="-1"><a class="header-anchor" href="#工作流程" aria-hidden="true">#</a> 工作流程</h1><h2 id="主要链接" tabindex="-1"><a class="header-anchor" href="#主要链接" aria-hidden="true">#</a> 主要链接</h2><p>IoTDB 官网：<a href="https://iotdb.apache.org/" target="_blank" rel="noopener noreferrer">https://iotdb.apache.org/<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p><p>代码库：<a href="https://github.com/apache/iotdb/tree/master" target="_blank" rel="noopener noreferrer">https://github.com/apache/iotdb/tree/master<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p><p>Go语言的代码库：<a href="https://github.com/apache/iotdb-client-go" target="_blank" rel="noopener noreferrer">https://github.com/apache/iotdb-client-go<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p><p>资源库（包含项目文件等）：<a href="https://github.com/apache/iotdb-bin-resources" target="_blank" rel="noopener noreferrer">https://github.com/apache/iotdb-bin-resources<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p><p>快速上手：<a href="http://iotdb.apache.org/UserGuide/master/Get%20Started/QuickStart.html" target="_blank" rel="noopener noreferrer">http://iotdb.apache.org/UserGuide/master/Get Started/QuickStart.html<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p><p>Jira 任务管理：<a href="https://issues.apache.org/jira/projects/IOTDB/issues" target="_blank" rel="noopener noreferrer">https://issues.apache.org/jira/projects/IOTDB/issues<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p><p>Wiki 文档管理：<a href="https://cwiki.apache.org/confluence/display/IOTDB/Home" target="_blank" rel="noopener noreferrer">https://cwiki.apache.org/confluence/display/IOTDB/Home<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p><p>邮件列表: <a href="https://lists.apache.org/list.html?dev@iotdb.apache.org" target="_blank" rel="noopener noreferrer">https://lists.apache.org/list.html?dev@iotdb.apache.org<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p><p>每日构建: <a href="https://ci-builds.apache.org/job/IoTDB/job/IoTDB-Pipe/job/master/" target="_blank" rel="noopener noreferrer">https://ci-builds.apache.org/job/IoTDB/job/IoTDB-Pipe/job/master/<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p><p>Slack: <a href="https://apacheiotdb.slack.com/join/shared_invite/zt-qvso1nj8-7715TpySZtZqmyG5qXQwpg#/shared-invite/email" target="_blank" rel="noopener noreferrer">https://apacheiotdb.slack.com/join/shared_invite/zt-qvso1nj8-7715TpySZtZqmyG5qXQwpg#/shared-invite/email<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></p><h2 id="订阅邮件列表" tabindex="-1"><a class="header-anchor" href="#订阅邮件列表" aria-hidden="true">#</a> 订阅邮件列表</h2><p>邮件列表是 Apache 项目进行技术讨论和用户沟通的地方，订阅邮件列表就可以收到邮件了。</p><p>邮件列表地址：dev@iotdb.apache.org</p><p>订阅方法：用想接收邮件的邮箱向 <a href="mailto:dev-subscribe@iotdb.apache.org">dev-subscribe@iotdb.apache.org</a> 发一封邮件，主题内容不限，收到回复后，再次向确认地址发一封确认邮件（确认地址比较长，推荐 qq 邮箱）。</p><p>其他邮件列表：</p><ul><li><a href="mailto:notifications@iotdb.apache.org">notifications@iotdb.apache.org</a> （用于接收 JIRA 通知。) <ul><li>如果你只想接收个别感兴趣的 JIRA 通知，你不需要订阅这个列表。你只需要在 JIRA issue 页面上点击"开始关注这个 issue" 或者在这个 issue 上做评论就行了。</li></ul></li><li><a href="mailto:commits@iotdb.apache.org">commits@iotdb.apache.org</a> （任何代码改动都会通知到此处。该邮件列表邮件数量十分多，请注意。)</li><li><a href="mailto:reviews@iotdb.apache.org">reviews@iotdb.apache.org</a> （任何代码审阅意见都会通知到此处。该邮件列表邮件数量十分多，请注意。)</li></ul><h2 id="新功能、bug-反馈、改进等" tabindex="-1"><a class="header-anchor" href="#新功能、bug-反馈、改进等" aria-hidden="true">#</a> 新功能、Bug 反馈、改进等</h2><p>所有希望 IoTDB 做的功能或修的 bug，都可以在 Jira 上提 issue</p><p>可以选择 issue 类型：bug、improvement、new feature 等。新建的 issue 会自动向邮件列表中同步邮件，之后的讨论可在 jira 上留言，也可以在邮件列表进行。当问题解决后请关闭 issue。</p><h2 id="邮件讨论内容-英文" tabindex="-1"><a class="header-anchor" href="#邮件讨论内容-英文" aria-hidden="true">#</a> 邮件讨论内容（英文）</h2><ul><li><p>第一次参与邮件列表可以简单介绍一下自己。（Hi, I'm xxx ...)</p></li><li><p>开发功能前可以发邮件声明一下自己想做的任务。（Hi，I'm working on issue IOTDB-XXX，My plan is ...）</p></li></ul><h2 id="贡献文档" tabindex="-1"><a class="header-anchor" href="#贡献文档" aria-hidden="true">#</a> 贡献文档</h2><p>IoTDB 所有官网上的内容都在项目根目录的 docs 中：</p><ul><li>docs/SystemDesign: 系统设计文档-英文版</li><li>docs/zh/SystemDesign: 系统设计文档-中文版</li><li>docs/UserGuide: 用户手册-英文版</li><li>docs/zh/UserGuide: 用户手册-中文版</li><li>docs/Community: 社区-英文版</li><li>docs/zh/Community: 社区-中文版</li><li>docs/Development: 开发指南-英文版</li><li>docs/zh/Development: 开发指南-中文版</li></ul><p>官网上的版本和分支的对应关系：</p><ul><li>In progress -> master</li><li>major_version.x -> rel/major_version （如 0.9.x -> rel/0.9）</li></ul><p>注意事项：</p><ul><li>Markdown 中的图片可上传至 <a href="https://github.com/apache/iotdb-bin-resources" target="_blank" rel="noopener noreferrer">https://github.com/apache/iotdb-bin-resources<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a> 获得 url</li></ul><h2 id="代码格式化" tabindex="-1"><a class="header-anchor" href="#代码格式化" aria-hidden="true">#</a> 代码格式化</h2><p>我们使用 <a href="https://github.com/diffplug/spotless/tree/main/plugin-maven" target="_blank" rel="noopener noreferrer">Spotless plugin<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a> 和 <a href="https://github.com/google/google-java-format" target="_blank" rel="noopener noreferrer">google-java-format<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a> 格式化 Java 代码。你可以通过以下步骤将 IDE 配置为在保存时自动应用格式以 IDEA 为例）：</p><ol><li>下载 <a href="https://plugins.jetbrains.com/plugin/8527-google-java-format/versions/stable/83169" target="_blank" rel="noopener noreferrer">google-java-format-plugin v1.7.0.5<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a>, 安装到 IDEA(Preferences -> plugins -> search google-java-format),<a href="https://github.com/google/google-java-format#intellij-android-studio-and-other-jetbrains-ides" target="_blank" rel="noopener noreferrer">更详细的操作手册<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></li><li>从磁盘安装 (Plugins -> little gear icon -> "Install plugin from disk" -> Navigate to downloaded zip file)</li><li>开启插件，并保持默认的 GOOGLE 格式 (2-space indents)</li><li>在 Spotless 没有升级到 18+之前，不要升级 google-java-format 插件</li><li>安装 <a href="https://plugins.jetbrains.com/plugin/7642-save-actions" target="_blank" rel="noopener noreferrer">Save Actions 插件<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a> , 并开启插件，打开 "Optimize imports" and "Reformat file" 选项。</li><li>在“Save Actions”设置页面中，将 "File Path Inclusion" 设置为 .*.java”, 避免在编辑的其他文件时候发生意外的重新格式化</li></ol><h2 id="编码风格" tabindex="-1"><a class="header-anchor" href="#编码风格" aria-hidden="true">#</a> 编码风格</h2><p>我们使用 <a href="https://checkstyle.sourceforge.io/config_filefilters.html" target="_blank" rel="noopener noreferrer">maven-checkstyle-plugin<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a> 来保证所有的 Java 代码风格都遵循在项目根目录下的 <a href="https://github.com/apache/iotdb/blob/master/checkstyle.xml" target="_blank" rel="noopener noreferrer">checkstyle.xml<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a> 文件中定义的规则集.</p><p>您可以从该文件中查阅到所有的代码风格要求。当开发完成后，您可以使用 <code>mvn validate</code> 命令来检查您的代码是否符合代码风格的要求。</p><p>另外, 当您在集成开发环境开发时，可能会因为环境的默认代码风格配置导致和本项目的风格规则冲突。</p><p>在 IDEA 中，您可以通过如下步骤解决风格规则不一致的问题。</p><h3 id="禁用通配符引用" tabindex="-1"><a class="header-anchor" href="#禁用通配符引用" aria-hidden="true">#</a> 禁用通配符引用</h3><ol><li>跳转至 Java 代码风格配置页面 (Preferences... -> 编辑器 -> 代码风格 -> Java)。</li><li>切换到“导入”标签。</li><li>在“常规”部分，启用“使用单个类导入”选项。</li><li>将“将 import 与‘*’搭配使用的类计数”改成 999 或者一个比较大的值。</li><li>将“将静态 import 与‘*’搭配使用的名称计数”改成 999 或者一个比较大的值。</li></ol><h2 id="贡献代码" tabindex="-1"><a class="header-anchor" href="#贡献代码" aria-hidden="true">#</a> 贡献代码</h2><p>可以到 jira 上领取现有 issue 或者自己创建 issue 再领取，评论说我要做这个 issue 就可以。</p><ul><li>克隆仓库到自己的本地的仓库，clone 到本地，关联 apache 仓库为上游 upstream 仓库。</li><li>从 master 切出新的分支，分支名根据这个分支的功能决定，一般叫 f_new_feature（如 f_storage_engine) 或者 fix_bug（如 fix_query_cache_bug)</li><li>在 idea 中添加 code style 为 根目录的 java-google-style.xml</li><li>修改代码，增加测试用例（单元测试、集成测试） <ul><li>集成测试参考：server/src/test/java/org/apache/iotdb/db/integration/IoTDBTimeZoneIT</li></ul></li><li>用 <code>mvn spotless:check</code> 检查代码样式，并用<code>mvn spotless:apply</code>修复样式</li><li>提交 PR, 以 [IOTDB-jira 号] 开头</li><li>发邮件到 dev 邮件列表：(I've submitted a PR for issue IOTDB-xxx [link])</li><li>根据其他人的审阅意见进行修改，继续更新，直到合并</li><li>关闭 jira issue</li></ul><h1 id="iotdb-调试方式" tabindex="-1"><a class="header-anchor" href="#iotdb-调试方式" aria-hidden="true">#</a> IoTDB 调试方式</h1><h2 id="导入代码" tabindex="-1"><a class="header-anchor" href="#导入代码" aria-hidden="true">#</a> 导入代码</h2><h3 id="intellij-idea" tabindex="-1"><a class="header-anchor" href="#intellij-idea" aria-hidden="true">#</a> Intellij idea</h3><p>推荐使用 Intellij idea。<code>mvn clean package -DskipTests</code></p><p>之后把 <code>antlr/target/generated-sources/antlr4</code> 和 <code>thrift/target/generated-sources/thrift</code> 标记为 <code>Source Root</code>。</p><h3 id="eclipse" tabindex="-1"><a class="header-anchor" href="#eclipse" aria-hidden="true">#</a> Eclipse</h3><p>如果是 eclipse 2019 之前的版本，需要现在 IoTDB 根目录执行 <code>mvn eclipse:eclipse -DskipTests</code>。</p><p>import -> General -> Existing Projects into Workspace -> 选择 IoTDB 根目录</p><p>如果 eclipse 2019 之后的版本</p><p>import -> Maven -> Existing Maven Projects</p><h1 id="常见编译错误" tabindex="-1"><a class="header-anchor" href="#常见编译错误" aria-hidden="true">#</a> 常见编译错误</h1><h2 id="无法下载-thrift-等文件" tabindex="-1"><a class="header-anchor" href="#无法下载-thrift-等文件" aria-hidden="true">#</a> 无法下载 thrift-* 等文件</h2><p>例如 <code>Could not get content org.apache.maven.wagon.TransferFailedException: Transfer failed for https://github.com/apache/iotdb-bin-resources/blob/main/compile-tools/thrift-0.14-ubuntu</code> 这一般是网络问题，这时候需要手动下载上述文件：</p><ul><li><p>根据以下网址手动下载上述文件；</p><ul><li><a href="https://github.com/apache/iotdb-bin-resources/blob/main/compile-tools/thrift-0.14-MacOS" target="_blank" rel="noopener noreferrer">https://github.com/apache/iotdb-bin-resources/blob/main/compile-tools/thrift-0.14-MacOS<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></li><li><a href="https://github.com/apache/iotdb-bin-resources/blob/main/compile-tools/thrift-0.14-ubuntu" target="_blank" rel="noopener noreferrer">https://github.com/apache/iotdb-bin-resources/blob/main/compile-tools/thrift-0.14-ubuntu<span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewBox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span></a></li></ul></li><li><p>将该文件拷贝到 thrift/target/tools/目录下</p></li><li><p>重新执行 maven 的编译命令</p></li></ul><h2 id="无法下载errorprone" tabindex="-1"><a class="header-anchor" href="#无法下载errorprone" aria-hidden="true">#</a> 无法下载errorprone ：</h2><div class="language-Failed line-numbers-mode" data-ext="Failed"><pre class="language-Failed"><code>-shaded:jar:9+181-r4173-1: Could not transfer artifact com.google.errorprone:javac-shaded:pom:9+181-r4173-1 |
