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8282633: jarsigner output does not explain why an EC key is disabled if its curve has been disabled

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Reviewed-by: weijun
This commit is contained in:
Hai-May Chao 2022-03-15 15:54:47 +00:00
parent 4de72014d3
commit f43ffe211f
5 changed files with 160 additions and 31 deletions
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24
src/java.base/share/classes/sun/security/util/KeyUtil.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2012, 2021, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2012, 2022, 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
@ -190,6 +190,28 @@ public final class KeyUtil {
return -1;
}
/**
* Returns the algorithm name of the given key object. If an EC key is
* specified, returns the algorithm name and its named curve.
*
* @param key the key object, cannot be null
* @return the algorithm name of the given key object, or return in the
* form of "EC (named curve)" if the given key object is an EC key
*/
public static final String fullDisplayAlgName(Key key) {
String result = key.getAlgorithm();
if (key instanceof ECKey) {
ECParameterSpec paramSpec = ((ECKey) key).getParams();
if (paramSpec instanceof NamedCurve) {
NamedCurve nc = (NamedCurve)paramSpec;
result += " (" + nc.getNameAndAliases()[0] + ")";
}
} else if (key instanceof EdECKey) {
result = ((EdECKey) key).getParams().getName();
}
return result;
}
/**
* Returns whether the key is valid or not.
* <P>