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Android SDK

<section class="section" id="Android_SDK___section_p4z_s5m_qlb"><h2 class="doc-tairway">1. 简介</h2> <ul class="ul" id="Android_SDK___ul_ltq_v5m_qlb"> <li class="li">本文档主要介绍 OBS Android SDK 的接口使用及注意事项；</li> <li class="li">并且假设您已经开通了 OBS 服务，并已是平安公有云用户；</li> <li class="li">如果您还没有开通或者还不了解平安云 OBS 服务，请登录 <a class="xref" href="/ssr/products/OBS" target="_blank">OBS产品主页</a>进行了解；</li> <li class="li">OBS-Android-SDK 是由平安云团队开发的工具包。便于开发者在 Android 上方便使用平安云当中的 OBS 服务；</li> <li class="li">文档主要罗列了 OBS-Android-SDK 中，上传以及下载的一些基本方法，并对方法参数进行简要解释，且对响应方法有一个详细的说明。</li> </ul> </section> <section class="section" id="Android_SDK___section_dwc_t5m_qlb"><h2 class="doc-tairway">2. SDK下载</h2> Android SDK 开发包最新版本 <a class="xref" href="https://obs-cn-shanghai.yun.pingan.com/pcp-portal/sdk%2Fobs-android-sdk-1.2.0.jar?response-content-disposition=attachment%3Bfilename%3Dobs-android-sdk-1.2.0.jar" target="_blank">v1.2.0</a> </section> <section class="section" id="Android_SDK___section_lvd_t5m_qlb"><h2 class="doc-tairway">3. API概览</h2> <table class="table" id="Android_SDK___table_n4f_z5m_qlb"><caption></caption><colgroup><col style="width:35.97122302158273%"><col style="width:64.02877697841726%"></colgroup><thead class="thead"> <tr class="row"> <th class="entry" id="Android_SDK___table_n4f_z5m_qlb__entry__1">API</th> <th class="entry" id="Android_SDK___table_n4f_z5m_qlb__entry__2">描述</th> </tr> </thead><tbody class="tbody"> <tr class="row"> <td class="entry" headers="Android_SDK___table_n4f_z5m_qlb__entry__1 ">init</td> <td class="entry" headers="Android_SDK___table_n4f_z5m_qlb__entry__2 ">初始化服务</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_n4f_z5m_qlb__entry__1 ">uploadFile</td> <td class="entry" headers="Android_SDK___table_n4f_z5m_qlb__entry__2 "> 上传文件 OBS SDK提供了丰富的文件上传接口，可以通过以下方式上传文件： <ul class="ul" id="Android_SDK___ul_o4f_z5m_qlb"> <li class="li">文件上传</li> <li class="li">分片上传</li> </ul> </td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_n4f_z5m_qlb__entry__1 ">sliceUploadFile</td> <td class="entry" headers="Android_SDK___table_n4f_z5m_qlb__entry__2 ">分片上传文件</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_n4f_z5m_qlb__entry__1 ">uploadImageScale</td> <td class="entry" headers="Android_SDK___table_n4f_z5m_qlb__entry__2 ">压缩上传图片</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_n4f_z5m_qlb__entry__1 ">downloadFile</td> <td class="entry" headers="Android_SDK___table_n4f_z5m_qlb__entry__2 ">下载文件</td> </tr> </tbody></table> </section> <section class="section" id="Android_SDK___section_jh2_t5m_qlb"><h2 class="doc-tairway">4. API描述</h2> （1） init 接口描述 初始化服务，在 Application 中初始化： <pre class="pre codeblock"><code>RequestManager.getInstance().init(this); </code></pre> （2） uploadFile 接口描述 根据文件路径上传 请求参数 <table class="table" id="Android_SDK___table_sf5_gvm_qlb"><caption></caption><colgroup><col><col><col><col><col></colgroup><thead class="thead"> <tr class="row"> <th class="entry" id="Android_SDK___table_sf5_gvm_qlb__entry__1">参数名称</th> <th class="entry" id="Android_SDK___table_sf5_gvm_qlb__entry__2">参数类型</th> <th class="entry" id="Android_SDK___table_sf5_gvm_qlb__entry__3">是否必须</th> <th class="entry" id="Android_SDK___table_sf5_gvm_qlb__entry__4">参数描述</th> <th class="entry" id="Android_SDK___table_sf5_gvm_qlb__entry__5">备注</th> </tr> </thead><tbody class="tbody"> <tr class="row"> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__1 ">bucket</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__2 ">String</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__4 ">所要上传到指定bucket的名称</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__1 ">fileKey</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__2 ">String</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__4 ">对应bucket里文件的key</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__1 ">filePath</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__2 ">String</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__4 ">上传文件路径</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__1 ">config</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__2 ">Configuration </td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__4 ">配置上传下载服务器地址</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__1 ">requestListener </td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__2 ">RequestListener</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__4 ">请求的回调</td> <td class="entry" headers="Android_SDK___table_sf5_gvm_qlb__entry__5 ">-</td> </tr> </tbody></table> 响应参数 无 （3） uploadFile 接口描述 根据文件上传 请求参数 <table class="table" id="Android_SDK___table_uf5_gvm_qlb"><caption></caption><colgroup><col><col><col><col><col></colgroup><thead class="thead"> <tr class="row"> <th class="entry" id="Android_SDK___table_uf5_gvm_qlb__entry__1">参数名称</th> <th class="entry" id="Android_SDK___table_uf5_gvm_qlb__entry__2">参数类型</th> <th class="entry" id="Android_SDK___table_uf5_gvm_qlb__entry__3">是否必须</th> <th class="entry" id="Android_SDK___table_uf5_gvm_qlb__entry__4">参数描述</th> <th class="entry" id="Android_SDK___table_uf5_gvm_qlb__entry__5">备注</th> </tr> </thead><tbody class="tbody"> <tr class="row"> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__1 ">bucket</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__2 ">String</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__4 ">所要上传到指定bucket的名称</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__1 ">fileKey</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__2 ">String</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__4 ">对应bucket里文件的key</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__1 ">file</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__2 ">File</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__4 ">上传文件对象</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__1 ">config</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__2 ">Configuration </td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__4 ">配置上传下载服务器地址</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__1 ">requestListener </td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__2 ">RequestListener</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__4 ">请求的回调</td> <td class="entry" headers="Android_SDK___table_uf5_gvm_qlb__entry__5 ">-</td> </tr> </tbody></table> 响应参数 无 （4） sliceUploadFile 接口描述 分片上传文件 请求参数 <table class="table" id="Android_SDK___table_wf5_gvm_qlb"><caption></caption><colgroup><col><col><col><col><col></colgroup><thead class="thead"> <tr class="row"> <th class="entry" id="Android_SDK___table_wf5_gvm_qlb__entry__1">参数名称</th> <th class="entry" id="Android_SDK___table_wf5_gvm_qlb__entry__2">参数类型</th> <th class="entry" id="Android_SDK___table_wf5_gvm_qlb__entry__3">是否必须</th> <th class="entry" id="Android_SDK___table_wf5_gvm_qlb__entry__4">参数描述</th> <th class="entry" id="Android_SDK___table_wf5_gvm_qlb__entry__5">备注</th> </tr> </thead><tbody class="tbody"> <tr class="row"> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__1 ">bucket</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__2 ">String</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__4 ">所要上传到指定bucket的名称</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__1 ">fileKey</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__2 ">String</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__4 ">对应bucket里文件的key</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__1 ">filePath</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__2 ">String</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__4 ">上传文件路径</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__1 ">config</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__2 ">Configuration </td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__4 ">配置上传下载服务器地址</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__5 ">必须设置recorder参数</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__1 ">requestListener </td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__2 ">RequestListener</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__4 ">请求的回调</td> <td class="entry" headers="Android_SDK___table_wf5_gvm_qlb__entry__5 ">-</td> </tr> </tbody></table> 响应参数 无 （5） uploadImageScale 接口描述 压缩上传图片 请求参数 <table class="table" id="Android_SDK___table_yf5_gvm_qlb"><caption></caption><colgroup><col><col><col><col><col></colgroup><thead class="thead"> <tr class="row"> <th class="entry" id="Android_SDK___table_yf5_gvm_qlb__entry__1">参数名称</th> <th class="entry" id="Android_SDK___table_yf5_gvm_qlb__entry__2">参数类型</th> <th class="entry" id="Android_SDK___table_yf5_gvm_qlb__entry__3">是否必须</th> <th class="entry" id="Android_SDK___table_yf5_gvm_qlb__entry__4">参数描述</th> <th class="entry" id="Android_SDK___table_yf5_gvm_qlb__entry__5">备注</th> </tr> </thead><tbody class="tbody"> <tr class="row"> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__1 ">bucket</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__2 ">String</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__4 ">所要上传到指定bucket的名称</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__1 ">fileKey</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__2 ">String</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__4 ">对应bucket里文件的key</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__1 ">file</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__2 ">File</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__4 ">上传文件路径</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__1 ">config</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__2 ">Configuration </td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__4 ">配置上传下载服务器地址</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__5 ">必须设置recorder参数 </td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__1 ">compress</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__2 ">float</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__4 ">缩小的比例0-1</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__5 ">-</td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__1 ">requestListener </td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__2 ">RequestListener</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__3 ">true</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__4 ">请求的回调</td> <td class="entry" headers="Android_SDK___table_yf5_gvm_qlb__entry__5 ">-</td> </tr> </tbody></table> 响应参数 无 （6）downloadFile 接口描述 下载文件 请求参数 <table class="table" id="Android_SDK___table_c3x_pdv_slb"><caption></caption><colgroup><col><col><col><col><col></colgroup><thead class="thead"> <tr class="row"> <th class="entry" id="Android_SDK___table_c3x_pdv_slb__entry__1">参数名称</th> <th class="entry" id="Android_SDK___table_c3x_pdv_slb__entry__2">参数类型</th> <th class="entry" id="Android_SDK___table_c3x_pdv_slb__entry__3">是否必须</th> <th class="entry" id="Android_SDK___table_c3x_pdv_slb__entry__4">参数描述</th> <th class="entry" id="Android_SDK___table_c3x_pdv_slb__entry__5">备注</th> </tr> </thead><tbody class="tbody"> <tr class="row"> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__1 "> bucket </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__2 "> String </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__3 "> true </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__4 "> 所要上传到指定bucket的名称 </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__5 "> - </td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__1 "> fileKey </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__2 "> String </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__3 "> true </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__4 "> 对应bucket里文件的key </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__5 "> - </td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__1 "> downloadLocaPath </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__2 "> String </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__3 "> true </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__4 "> 下载到本地的文件夹路径 </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__5 "> 以/结尾 </td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__1 "> config </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__2 "> Configuration </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__3 "> true </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__4 "> 配置上传下载服务器地址 </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__5 "> - </td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__1 "> fileName </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__2 "> String </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__3 "> true </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__4 "> 下载后展示的文件名 </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__5 "> - </td> </tr> <tr class="row"> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__1 "> requestListener </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__2 "> RequestListener </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__3 "> true </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__4 "> 请求的回调 </td> <td class="entry" headers="Android_SDK___table_c3x_pdv_slb__entry__5 "> - </td> </tr> </tbody></table> 响应参数 <table class="table" id="Android_SDK___table_d3x_pdv_slb"><caption></caption><colgroup><col><col><col><col></colgroup><thead class="thead"> <tr class="row"> <th class="entry" id="Android_SDK___table_d3x_pdv_slb__entry__1">参数名称</th> <th class="entry" id="Android_SDK___table_d3x_pdv_slb__entry__2">参数类型</th> <th class="entry" id="Android_SDK___table_d3x_pdv_slb__entry__3">参数描述</th> <th class="entry" id="Android_SDK___table_d3x_pdv_slb__entry__4">备注</th> </tr> </thead><tbody class="tbody"> <tr class="row"> <td class="entry" headers="Android_SDK___table_d3x_pdv_slb__entry__1 "> / </td> <td class="entry" headers="Android_SDK___table_d3x_pdv_slb__entry__2 "> String </td> <td class="entry" headers="Android_SDK___table_d3x_pdv_slb__entry__3 "> sdk请求Id </td> <td class="entry" headers="Android_SDK___table_d3x_pdv_slb__entry__4 "> 可作为取消cancel下载的入参 </td> </tr> </tbody></table> </section> <section class="section" id="Android_SDK___section_fkv_zwn_vlb"><h2 class="doc-tairway">5.其他说明</h2> （1）设置https <pre xmlns:version="java:net.sf.saxon.Version" class="pre codeblock language-java">Configuration config = new Configuration.Builder().***.useHttps(true).***.build();</pre> （2）取消请求 <pre xmlns:version="java:net.sf.saxon.Version" class="pre codeblock language-java">RequestManager.getInstance().cancel(NET_TAG);</pre> <div class="note note note_note">说明： 每一个请求会返回一个唯一的tag。</div> （3）签名回调 <pre xmlns:version="java:net.sf.saxon.Version" class="pre codeblock language-java">config.setSignerCredentialProvider(new SignerCredentialProvider() { @Override public String signContent(String content) { //signContent中的content的数据是由“\n”分割的参数： String[] params = content.split(“\n”); //访问后端签名服务(建议采用POST提交，所有参数都放在Body，避免对部分参数进行url编码)，返回完整的authorization（AWS AK:token），如：AWS NEM3NEE************jA2NTE3M0I0RjY:Zy3ewmKyDQyQoQLc+ssoxoPKqaE= return authorization; } </pre> 入参content各元素含义： <ul class="ul" id="Android_SDK___ul_qhn_1xn_vlb"> <li class="li">params[0]; POST/GET……，Http method</li> <li class="li">params[1]; Bucket，桶名称</li> <li class="li">params[2]; key，文件在OBS唯一标识</li> <li class="li">params[3]; content-type，文件类型</li> <li class="li"> params[4]; date，请求产生时间(GMT格式，如：Fri, 15 May 2020 06:20:34 GMT)</li> <li class="li">params[5]; uri，一般为/{bucket}/{key}(普通上传、下载等接口uri)或者/mkblk/{bucket}/{key:.*}/{blockIndex}(分片上传接口，分片上传另外还有bput、mkfile等接口)</li> </ul> 后端签名服务实现 （1） JAVA SDK方式 请参见<a class="xref" href="/ssr/help/storage/obs/OBS_SDK_.creatsign" target="_blank">生成签名</a>。 （2）自行实现签名算法 请参见<a class="xref" href="/ssr/help/storage/obs/api.Introduction" target="_blank">签名生成规则</a>。 </section>

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1. 简介
2. SDK下载
3. API概览
4. API描述
5.其他说明