Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms.... boolean getGmExt1Supported - 获取是否支持...获取是否支持 Gmail X-GM-EXT-1 扩展的信息。 boolean getThreadSupported - 获取是否支持...