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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. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* *
* This code is free software; you can redistribute it and/or modify it * 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.security.interfaces.*;
import java.util.Arrays; import java.util.Arrays;
import java.util.Hashtable; import java.util.Map;
import sun.security.util.*; import sun.security.util.*;
import sun.security.jca.JCAUtil; 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 byte[] EIGHT_BYTES_OF_ZEROS = new byte[8];
private static final Hashtable<KnownOIDs, Integer> DIGEST_LENGTHS = private static final Map<KnownOIDs, Integer> DIGEST_LENGTHS = Map.ofEntries(
new Hashtable<>(); Map.entry(KnownOIDs.SHA_1, 20),
static { Map.entry(KnownOIDs.SHA_224, 28),
DIGEST_LENGTHS.put(KnownOIDs.SHA_1, 20); Map.entry(KnownOIDs.SHA_256, 32),
DIGEST_LENGTHS.put(KnownOIDs.SHA_224, 28); Map.entry(KnownOIDs.SHA_384, 48),
DIGEST_LENGTHS.put(KnownOIDs.SHA_256, 32); Map.entry(KnownOIDs.SHA_512, 64),
DIGEST_LENGTHS.put(KnownOIDs.SHA_384, 48); Map.entry(KnownOIDs.SHA_512$224, 28),
DIGEST_LENGTHS.put(KnownOIDs.SHA_512, 64); Map.entry(KnownOIDs.SHA_512$256, 32),
DIGEST_LENGTHS.put(KnownOIDs.SHA_512$224, 28); Map.entry(KnownOIDs.SHA3_224, 28),
DIGEST_LENGTHS.put(KnownOIDs.SHA_512$256, 32); Map.entry(KnownOIDs.SHA3_256, 32),
DIGEST_LENGTHS.put(KnownOIDs.SHA3_224, 28); Map.entry(KnownOIDs.SHA3_384, 48),
DIGEST_LENGTHS.put(KnownOIDs.SHA3_256, 32); Map.entry(KnownOIDs.SHA3_512, 64)
DIGEST_LENGTHS.put(KnownOIDs.SHA3_384, 48); );
DIGEST_LENGTHS.put(KnownOIDs.SHA3_512, 64);
}
// message digest implementation we use for hashing the data // message digest implementation we use for hashing the data
private MessageDigest md; private MessageDigest md;