- All Known Implementing Classes:
- AbstractFileResolvingResource, AbstractResource, ByteArrayResource, ClassPathResource, DescriptiveResource, FileSystemResource, InputStreamResource, UrlResource, VfsResource
public interface InputStreamSourceSimple interface for objects that are sources for an
This is the base interface for Spring's more extensive
For single-use streams,
InputStreamResourcecan be used for any given
ByteArrayResourceor any file-based
Resourceimplementation can be used as a concrete instance, allowing one to read the underlying content stream multiple times. This makes this interface useful as an abstract content source for mail attachments, for example.
InputStream getInputStream() throws IOExceptionReturn an
It is expected that each call creates a fresh stream.
This requirement is particularly important when you consider an API such as JavaMail, which needs to be able to read the stream multiple times when creating mail attachments. For such a use case, it is required that each
getInputStream()call returns a fresh stream.
the input stream for the underlying resource (must not be
IOException- if the stream could not be opened
- See Also: