接口的使用
javax.mail.internet.SharedInputStream

使用SharedInputStream的程序包

程序包	说明
javax.mail.util	JavaMail API utility classes.

javax.mail.util中SharedInputStream的使用

实现SharedInputStream的javax.mail.util中的类

限定符和类型	类和说明
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.