Use JAVA_HOME instead of hardcoded path

build-windows/pEpJNIAdapter.vcxproj

@@ -89,7 +89,7 @@
       <PrecompiledHeader>NotUsing</PrecompiledHeader>
       <PrecompiledHeaderFile>
       </PrecompiledHeaderFile>
-      <AdditionalIncludeDirectories>C:\Program Files\Java\jdk-16\include\win32;C:\Program Files\Java\jdk-16\include;$(ProjectDir)..\..\</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>%JAVA_HOME%\include\win32;%JAVA_HOME%\include;$(ProjectDir)..\..\</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -114,7 +114,7 @@
       <PrecompiledHeader>NotUsing</PrecompiledHeader>
       <PrecompiledHeaderFile>
       </PrecompiledHeaderFile>
-      <AdditionalIncludeDirectories>C:\Program Files\Java\jdk-16\include\win32;C:\Program Files\Java\jdk-16\include;$(ProjectDir)..\..\</AdditionalIncludeDirectories>
+      <AdditionalIncludeDirectories>%JAVA_HOME%\include\win32;%JAVA_HOME%\include;$(ProjectDir)..\..\</AdditionalIncludeDirectories>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>