Package net.jsign.script

Class JScript

java.lang.Object

net.jsign.script.JScript

All Implemented Interfaces:

Signable

public class JScript
extends Object

A JScript file.

Since:

3.0

Author:

Emmanuel Bourg

Constructor Summary

Constructors

Constructor	Description
JScript()	Create a JScript.
JScript(File file)	Create a JScript from the specified file and load its content.
JScript(File file, Charset encoding)	Create a JScript from the specified file and load its content.

Method Summary

Modifier and Type	Method	Description
byte[]	computeDigest(MessageDigest digest)	Computes the digest of the file.
ASN1Object	createIndirectData(DigestAlgorithm digestAlgorithm)	Creates the SpcIndirectDataContent structure containing the digest of the file.
String	getContent()	Returns the content of the script.
List<CMSSignedData>	getSignatures()	Returns the Authenticode signatures on the file.
void	save()	Saves the file.
void	save(File file)	Save the script to the specified file.
void	setContent(String content)	Sets the content of the script.
void	setSignature(CMSSignedData signature)	Sets the signature of the file, overwriting the previous one.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JScript

public JScript()

Create a JScript. The encoding is assumed to be UTF-8.

JScript

public JScript(File file)
        throws IOException

Create a JScript from the specified file and load its content. If the file has no byte order mark the encoding is assumed to be UTF-8.

Parameters:

file - the Visual Basic script

Throws:

IOException - if an I/O error occurs

JScript

public JScript(File file,
               Charset encoding)
        throws IOException

Create a JScript from the specified file and load its content.

Parameters:

file - the Visual Basic script

encoding - the encoding of the script if there is no byte order mark (if null UTF-8 is used by default)

Throws:

IOException - if an I/O error occurs

Method Detail

computeDigest

public byte[] computeDigest(MessageDigest digest)

Description copied from interface: Signable

Computes the digest of the file.

Specified by:

computeDigest in interface Signable

Parameters:

digest - the message digest to update

Returns:

the digest of the file

getContent

public String getContent()

Returns the content of the script.

Returns:

the content of the script

setContent

public void setContent(String content)

Sets the content of the script.

Parameters:

content - the content of the script

getSignatures

public List<CMSSignedData> getSignatures()

Description copied from interface: Signable

Returns the Authenticode signatures on the file.

Specified by:

getSignatures in interface Signable

Returns:

the signatures

setSignature

public void setSignature(CMSSignedData signature)
                  throws IOException

Description copied from interface: Signable

Sets the signature of the file, overwriting the previous one.

Specified by:

setSignature in interface Signable

Parameters:

signature - the signature to put

Throws:

IOException - if an I/O error occurs

createIndirectData

public ASN1Object createIndirectData(DigestAlgorithm digestAlgorithm)

Description copied from interface: Signable

Creates the SpcIndirectDataContent structure containing the digest of the file.

Specified by:

createIndirectData in interface Signable

Parameters:

digestAlgorithm - the digest algorithm to use

Returns:

the SpcIndirectDataContent structure in ASN.1 format

save

public void save()
          throws IOException

Description copied from interface: Signable

Saves the file.

Specified by:

save in interface Signable

Throws:

IOException - if an I/O error occurs

save

public void save(File file)
          throws IOException

Save the script to the specified file.

Parameters:

file - the file to write

Throws:

IOException - if an I/O error occurs