public static class ClosingOnShutdown.Companion
void
addClosing(java.io.Closeable c)
java.util.List<java.io.Closeable>
getClosings()
public java.util.List<java.io.Closeable> getClosings()
记录要关闭的资源
public void addClosing(java.io.Closeable c)
添加要关闭的资源