Class ContentDigests

java.lang.Object

zeroecho.core.io.ContentDigests

public final class ContentDigests
extends Object

Streaming integrity helpers for repeatable content.

Method Summary

Modifier and Type	Method	Description
static String	sha256(RepeatableContent content, CancellationSignal cancellation)	Computes a SHA-256 fingerprint without materializing the aggregate content.

Methods inherited from class Object

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

Method Details

sha256

public static String sha256(RepeatableContent content,
 CancellationSignal cancellation)
                     throws IOException

Computes a SHA-256 fingerprint without materializing the aggregate content.

Parameters:

content - repeatable content

cancellation - runtime cancellation signal

Returns:

lowercase hexadecimal SHA-256 fingerprint

Throws:

IOException - if the content cannot be read or cancellation is requested