[Fix] Fix android build (#698)

* fix android build

* fix cmake

* fix url link

csrc/mmdeploy/apis/java/native/CMakeLists.txt

@@ -1,7 +1,11 @@
 # Copyright (c) OpenMMLab. All rights reserved.
 project(mmdeploy_java)
 
-find_package(JNI REQUIRED)
+if (NOT ANDROID)
+        find_package(JNI REQUIRED)
+else ()
+        set(JNI_LIBRARIES)
+endif()
 
 mmdeploy_add_library(${PROJECT_NAME} SHARED EXCLUDE
         mmdeploy_Classifier.cpp
@@ -17,6 +21,7 @@ target_include_directories(${PROJECT_NAME} PRIVATE
 
 mmdeploy_load_static(${PROJECT_NAME} MMDeployStaticModules)
 mmdeploy_load_dynamic(${PROJECT_NAME} MMDeployDynamicModules)
+
 target_link_libraries(${PROJECT_NAME} PRIVATE
         ${JNI_LIBRARIES} MMDeployLibs)
 install(TARGETS ${PROJECT_NAME}

docs/en/01-how-to-build/android.md

@@ -91,6 +91,12 @@ make install
 </code></pre>
    </td>
   </tr>
+  <tr>
+  <td>OpenJDK </td>
+  <td>It is necessary for building Java API.</br>
+  See <a href='https://github.com/open-mmlab/mmdeploy/blob/master/csrc/mmdeploy/apis/java/README.md'> Java API build </a> for building tutorials.
+  </td>
+  </tr>
 </tbody>
 </table>
 

docs/zh_cn/01-how-to-build/android.md

@@ -91,6 +91,12 @@ make install
 </code></pre>
    </td>
   </tr>
+    <tr>
+  <td>OpenJDK </td>
+  <td>编译Java API之前需要先准备OpenJDK开发环境</br>
+  请参考 <a href='https://github.com/open-mmlab/mmdeploy/blob/master/csrc/mmdeploy/apis/java/README.md'> Java API 编译 </a> 进行构建.
+  </td>
+  </tr>
 </tbody>
 </table>