Package org.codice.ddf.checksum

Class AbstractChecksumProvider

java.lang.Object

org.codice.ddf.checksum.AbstractChecksumProvider

All Implemented Interfaces:

ChecksumProvider

Direct Known Subclasses:

Adler32ChecksumProvider, Sha256ChecksumProvider

public abstract class AbstractChecksumProvider
extends Object
implements ChecksumProvider

Constructor Summary

Constructors

Constructor	Description
AbstractChecksumProvider()

Method Summary

Modifier and Type	Method	Description
abstract String	calculateChecksum(InputStream inputStream)	Calculates checksum from InputStream
abstract String	getChecksumAlgorithm()	Returns identifier for check sum algorithm

Methods inherited from class java.lang.Object

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

Constructor Details

AbstractChecksumProvider

public AbstractChecksumProvider()

Method Details

calculateChecksum

public abstract String calculateChecksum(InputStream inputStream)
                                  throws IOException,
NoSuchAlgorithmException

Description copied from interface: ChecksumProvider

Calculates checksum from InputStream

Specified by:

calculateChecksum in interface ChecksumProvider

Returns:

calculated checksum value

Throws:

IOException

NoSuchAlgorithmException

getChecksumAlgorithm

public abstract String getChecksumAlgorithm()

Description copied from interface: ChecksumProvider

Returns identifier for check sum algorithm

Specified by:

getChecksumAlgorithm in interface ChecksumProvider

Returns:

checksum algorithm identifier