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8274050: Unnecessary Vector usage in javax.crypto

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Reviewed-by: valeriep
This commit is contained in:
Andrey Turbanov 2021-09-29 18:22:40 +00:00 • committed by Valerie Peng
parent 97b28742b4
commit 79cebe2c1b
2 changed files with 22 additions and 29 deletions
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26
src/java.base/share/classes/javax/crypto/CryptoPermissions.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2019, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2021, 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
@ -26,9 +26,9 @@
package javax.crypto;
import java.security.*;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Vector;
import java.util.NoSuchElementException;
import java.util.concurrent.ConcurrentHashMap;
import java.io.Serializable;
@ -307,7 +307,7 @@ implements Serializable {
*/
private CryptoPermission[] getMinimum(PermissionCollection thisPc,
PermissionCollection thatPc) {
Vector<CryptoPermission> permVector = new Vector<>(2);
ArrayList<CryptoPermission> permList = new ArrayList<>(2);
Enumeration<Permission> thisPcPermissions = thisPc.elements();
@ -334,18 +334,16 @@ implements Serializable {
(CryptoPermission)thatPcPermissions.nextElement();
if (thatCp.implies(thisCp)) {
permVector.addElement(thisCp);
permList.add(thisCp);
break;
}
if (thisCp.implies(thatCp)) {
permVector.addElement(thatCp);
permList.add(thatCp);
}
}
}
CryptoPermission[] ret = new CryptoPermission[permVector.size()];
permVector.copyInto(ret);
return ret;
return permList.toArray(new CryptoPermission[0]);
}
/**
@ -363,7 +361,7 @@ implements Serializable {
*/
private CryptoPermission[] getMinimum(int maxKeySize,
PermissionCollection pc) {
Vector<CryptoPermission> permVector = new Vector<>(1);
ArrayList<CryptoPermission> permList = new ArrayList<>(1);
Enumeration<Permission> enum_ = pc.elements();
@ -371,16 +369,16 @@ implements Serializable {
CryptoPermission cp =
(CryptoPermission)enum_.nextElement();
if (cp.getMaxKeySize() <= maxKeySize) {
permVector.addElement(cp);
permList.add(cp);
} else {
if (cp.getCheckParam()) {
permVector.addElement(
permList.add(
new CryptoPermission(cp.getAlgorithm(),
maxKeySize,
cp.getAlgorithmParameterSpec(),
cp.getExemptionMechanism()));
} else {
permVector.addElement(
permList.add(
new CryptoPermission(cp.getAlgorithm(),
maxKeySize,
cp.getExemptionMechanism()));
@ -388,9 +386,7 @@ implements Serializable {
}
}
CryptoPermission[] ret = new CryptoPermission[permVector.size()];
permVector.copyInto(ret);
return ret;
return permList.toArray(new CryptoPermission[0]);
}
/**