public abstract class CMSOutputStream
extends java.io.FilterOutputStream
CMSOutputStream
writes its output in the form of a CMS ContentInfo structure in one pass, eliminating the necessity to accumulate all of the input data before writing any output.
In the case where a CMSOutputConnector
is provided instead of a CMSOutputStream
, only the exposed content i.e. the Content field of the ContentInfo structure minus the explicit [0] tag is written to the underlying output stream.
IMPORTANT: This class generates large CMS Objects more efficiently (Java VM memory usage) than the CMSContentInfo
class.
Constructor and Description |
---|
CMSOutputStream(java.io.OutputStream out)
Creates a
CMSOutputStream object. |
Modifier and Type | Method and Description |
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abstract oracle.security.crypto.asn1.ASN1ObjectID |
getExposedContentType()
Returns the content type of the data that is output to the underlying output stream.
|
abstract void |
terminate()
Ensures that the CMS Object has been written completely.
|
public CMSOutputStream(java.io.OutputStream out)
CMSOutputStream
object.out
- The underlying output stream.public abstract oracle.security.crypto.asn1.ASN1ObjectID getExposedContentType()
public abstract void terminate() throws java.io.IOException
Must be called after all the content enclosed by the CMS Object has been written.
java.io.IOException
- An I/O error occurred.