net.sf.sevenzipjbinding
Interface IArchiveOpenVolumeCallback

public interface IArchiveOpenVolumeCallback

Interface to provide information (properties and input streams) for open operation of a multi-volume archive.

Since:

4.65-1

Author:

Boris Brodski

Method Summary

java.lang.Object	getProperty(PropID propID) Get property of the volume file.
IInStream	getStream(java.lang.String filename) Return IInStream for volume with filename filename.

Method Detail

getProperty

java.lang.Object getProperty(PropID propID)
                             throws SevenZipException

Get property of the volume file. An implementation must support at least following PropIDs:

• PropID.NAME (Type: String)
• PropID.IS_FOLDER (Type: Boolean)
• PropID.SIZE (Type: Long)
• PropID.ATTRIBUTES (Type: int)
• PropID.LAST_ACCESS_TIME (Type: Date)
• PropID.CREATION_TIME (Type: Date)
• PropID.LAST_MODIFICATION_TIME (Type: Date)

Parameters:

propID - property

Returns:

property value

Throws:

SevenZipException - in error case. If this method ends with an exception, the current operation will be reported to 7-Zip as failed. There are no guarantee, that there are no further call back methods will get called. The first and last thrown exceptions will be saved and thrown later on from the originally called method such as ISevenZipInArchive.extract() or SevenZip.openInArchive(). Up to four exceptions depending on the situation can be saved for further analysis. See SevenZipException and SevenZipException.printStackTraceExtended() for details.

getStream

IInStream getStream(java.lang.String filename)
                    throws SevenZipException

Return IInStream for volume with filename filename.

Parameters:

filename - name of the next required volume

Returns:

IInStream for required volume

Throws:

SevenZipException - in error case. If this method ends with an exception, the current operation will be reported to 7-Zip as failed. There are no guarantee, that there are no further call back methods will get called. The first and last thrown exceptions will be saved and thrown later on from the originally called method such as ISevenZipInArchive.extract() or SevenZip.openInArchive(). Up to four exceptions depending on the situation can be saved for further analysis. See SevenZipException and SevenZipException.printStackTraceExtended() for details.