Defines the methods required for each signing class that provides a
signature engine. The methods will provide the necessary functionality
for all signing applications. More information on the specific methods
can be found in the implementing classes.
Signed: This element is only accessible by signed applications. If you intend to use this element, please visit http://www.blackberry.com/go/codesigning to obtain a set of code signing keys. Code signing is only required for applications running on BlackBerry smartphones; development on BlackBerry Smartphone Simulators can occur without code signing.
Returns the name of the signing algorithm used, eg "DSA", "ECDSA", etc.
Returns:
A String that represents the name of the algorithm.
Since:
JDE 3.6.0
Category:
Signed: This element is only accessible by signed applications. If you intend to use this element, please visit http://www.blackberry.com/go/codesigning to obtain a set of code signing keys. Code signing is only required for applications running on BlackBerry smartphones; development on BlackBerry Smartphone Simulators can occur without code signing.
Returns the name of the digest algorithm used, eg "SHA1", etc.
Returns:
A String that represents the name of the algorithm.
Since:
JDE 3.6.0
Category:
Signed: This element is only accessible by signed applications. If you intend to use this element, please visit http://www.blackberry.com/go/codesigning to obtain a set of code signing keys. Code signing is only required for applications running on BlackBerry smartphones; development on BlackBerry Smartphone Simulators can occur without code signing.
reset
public void reset()
Reinitializes the signer, preparing it to generate another signature.
Since:
JDE 3.6.0
Category:
Signed: This element is only accessible by signed applications. If you intend to use this element, please visit http://www.blackberry.com/go/codesigning to obtain a set of code signing keys. Code signing is only required for applications running on BlackBerry smartphones; development on BlackBerry Smartphone Simulators can occur without code signing.
update
public void update(byte[] data)
Adds additional message data to the signature.
Parameters:
data - The message data to hash.
Since:
JDE 3.6.0
Category:
Signed: This element is only accessible by signed applications. If you intend to use this element, please visit http://www.blackberry.com/go/codesigning to obtain a set of code signing keys. Code signing is only required for applications running on BlackBerry smartphones; development on BlackBerry Smartphone Simulators can occur without code signing.
update
public void update(byte[] data,
int offset,
int length)
Adds additional message data to the signature.
Parameters:
data - The message data to hash.
offset - The offset, or the initial position to start reading in the data.
length - How much data to read.
Since:
JDE 3.6.0
Category:
Signed: This element is only accessible by signed applications. If you intend to use this element, please visit http://www.blackberry.com/go/codesigning to obtain a set of code signing keys. Code signing is only required for applications running on BlackBerry smartphones; development on BlackBerry Smartphone Simulators can occur without code signing.
update
public void update(int data)
Adds additional message data to the signature.
Parameters:
data - The byte to be hashed.
Since:
JDE 3.6.0
Category:
Signed: This element is only accessible by signed applications. If you intend to use this element, please visit http://www.blackberry.com/go/codesigning to obtain a set of code signing keys. Code signing is only required for applications running on BlackBerry smartphones; development on BlackBerry Smartphone Simulators can occur without code signing.
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