Package nl.knaw.dans.bagit.verify

Class QuickVerifier

java.lang.Object

nl.knaw.dans.bagit.verify.QuickVerifier

public final class QuickVerifier
extends Object

responsible for all things related to quick verification. Quick verification does not mean that a Bag is valid, only that a cursory check has been made. For a full verification see BagVerifier

Field Summary

Fields

Modifier and Type	Field	Description
private static final org.slf4j.Logger	logger
private static final ResourceBundle	messages
private static final String	PAYLOAD_OXUM_REGEX

Constructor Summary

Constructors

Modifier	Constructor	Description
private	QuickVerifier()

Method Summary

Modifier and Type	Method	Description
static boolean	canQuickVerify(Bag bag)	Determine if we can quickly verify by comparing the number of files and the total number of bytes expected
private static String	getPayloadOxum(Bag bag)
static void	quicklyVerify(Bag bag)	Quickly verify by comparing the number of files and the total number of bytes expected

Methods inherited from class java.lang.Object

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

Field Details

logger

private static final org.slf4j.Logger logger

messages

private static final ResourceBundle messages

PAYLOAD_OXUM_REGEX

private static final String PAYLOAD_OXUM_REGEX

See Also:

• Constant Field Values

Constructor Details

QuickVerifier

private QuickVerifier()

Method Details

canQuickVerify

public static boolean canQuickVerify(Bag bag)

Determine if we can quickly verify by comparing the number of files and the total number of bytes expected

Parameters:

bag - the Bag object you wish to check

Returns:

true if the bag can be quickly verified

getPayloadOxum

private static String getPayloadOxum(Bag bag)

quicklyVerify

public static void quicklyVerify(Bag bag)
                          throws IOException,
InvalidPayloadOxumException

Quickly verify by comparing the number of files and the total number of bytes expected

Parameters:

bag - the bag to verify by payload-oxum

Throws:

IOException - if there is an error reading a file

InvalidPayloadOxumException - if either the total bytes or the number of files calculated for the payload directory of the bag is different than the supplied values

PayloadOxumDoesNotExistException - if the bag does not contain a payload-oxum. To check, run BagVerifier.canQuickVerify(nl.knaw.dans.bagit.domain.Bag)