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8344024: Unnecessary Hashtable usage in RSAPSSSignature.DIGEST_LENGTHS

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Reviewed-by: valeriep
This commit is contained in:
Andrey Turbanov 2024-11-19 16:59:06 +00:00
parent 7f672eb266
commit 78602be1fe
1 changed files with 15 additions and 17 deletions
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32
src/java.base/share/classes/sun/security/rsa/RSAPSSSignature.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2018, 2022, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2018, 2024, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -35,7 +35,7 @@ import java.security.spec.MGF1ParameterSpec;
import java.security.interfaces.*;
import java.util.Arrays;
import java.util.Hashtable;
import java.util.Map;
import sun.security.util.*;
import sun.security.jca.JCAUtil;
@ -81,21 +81,19 @@ public class RSAPSSSignature extends SignatureSpi {
private static final byte[] EIGHT_BYTES_OF_ZEROS = new byte[8];
private static final Hashtable<KnownOIDs, Integer> DIGEST_LENGTHS =
new Hashtable<>();
static {
DIGEST_LENGTHS.put(KnownOIDs.SHA_1, 20);
DIGEST_LENGTHS.put(KnownOIDs.SHA_224, 28);
DIGEST_LENGTHS.put(KnownOIDs.SHA_256, 32);
DIGEST_LENGTHS.put(KnownOIDs.SHA_384, 48);
DIGEST_LENGTHS.put(KnownOIDs.SHA_512, 64);
DIGEST_LENGTHS.put(KnownOIDs.SHA_512$224, 28);
DIGEST_LENGTHS.put(KnownOIDs.SHA_512$256, 32);
DIGEST_LENGTHS.put(KnownOIDs.SHA3_224, 28);
DIGEST_LENGTHS.put(KnownOIDs.SHA3_256, 32);
DIGEST_LENGTHS.put(KnownOIDs.SHA3_384, 48);
DIGEST_LENGTHS.put(KnownOIDs.SHA3_512, 64);
}
private static final Map<KnownOIDs, Integer> DIGEST_LENGTHS = Map.ofEntries(
Map.entry(KnownOIDs.SHA_1, 20),
Map.entry(KnownOIDs.SHA_224, 28),
Map.entry(KnownOIDs.SHA_256, 32),
Map.entry(KnownOIDs.SHA_384, 48),
Map.entry(KnownOIDs.SHA_512, 64),
Map.entry(KnownOIDs.SHA_512$224, 28),
Map.entry(KnownOIDs.SHA_512$256, 32),
Map.entry(KnownOIDs.SHA3_224, 28),
Map.entry(KnownOIDs.SHA3_256, 32),
Map.entry(KnownOIDs.SHA3_384, 48),
Map.entry(KnownOIDs.SHA3_512, 64)
);
// message digest implementation we use for hashing the data
private MessageDigest md;