com.bumptech.glide.signature

Class EmptySignature

java.lang.Object

com.bumptech.glide.signature.EmptySignature

All Implemented Interfaces:

Key

public final class EmptySignature
extends Object
implements Key

An empty key that is always equal to all other empty keys.

Field Summary

Fields inherited from interface com.bumptech.glide.load.Key

STRING_CHARSET_NAME

Method Summary

Methods

Modifier and Type	Method and Description
static EmptySignature	obtain()
void	updateDiskCacheKey(MessageDigest messageDigest) Adds all uniquely identifying information to the given digest.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.bumptech.glide.load.Key

equals, hashCode

Method Detail

obtain

public static EmptySignature obtain()

updateDiskCacheKey

public void updateDiskCacheKey(MessageDigest messageDigest)
                        throws UnsupportedEncodingException

Description copied from interface: Key

Adds all uniquely identifying information to the given digest.

Note - Using MessageDigest.reset() inside of this method will result in undefined behavior.

Specified by:

updateDiskCacheKey in interface Key

Throws:

UnsupportedEncodingException