接口 javax.mail.internet.SharedInputStream
的使用

使用 SharedInputStream 的软件包

javax.mail.util

Utility classes.

javax.mail.util 中 SharedInputStream 的使用

实现 SharedInputStream 的 javax.mail.util 中的类

class	SharedByteArrayInputStream A ByteArrayInputStream that implements the SharedInputStream interface, allowing the underlying byte array to be shared between multiple readers.
class	SharedFileInputStream A SharedFileInputStream is a BufferedInputStream that buffers data from the file and supports the mark and reset methods.