org.wildfly.security.x500.cert.KeyUsage Maven / Gradle / Ivy
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* JBoss, Home of Professional Open Source.
* Copyright 2016 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.wildfly.security.x500.cert;
import java.util.EnumSet;
/**
* The various key usage types.
*
* @author David M. Lloyd
*/
public enum KeyUsage {
// Do not re-order
digitalSignature,
nonRepudiation,
keyEncipherment,
dataEncipherment,
keyAgreement,
keyCertSign,
cRLSign,
encipherOnly,
decipherOnly,
;
static final int fullSize = values().length;
/**
* Determine whether the given set is fully populated (or "full"), meaning it contains all possible values.
*
* @param set the set
* @return {@code true} if the set is full, {@code false} otherwise
*/
public static boolean isFull(final EnumSet set) {
return set != null && set.size() == fullSize;
}
/**
* Determine whether the bit # corresponding to this enumeration is set in the given boolean array.
*
* @param booleans the boolean array (must not be {@code null})
* @return {@code true} if there is a {@code true} {@code boolean} at the index corresponding to the ordinal of this constant
*/
public boolean in(final boolean[] booleans) {
final int ordinal = ordinal();
return booleans.length > ordinal && booleans[ordinal];
}
/**
* Determine whether this instance is equal to one of the given instances.
*
* @param v1 the first instance
* @return {@code true} if one of the instances matches this one, {@code false} otherwise
*/
public boolean in(final KeyUsage v1) {
return this == v1;
}
/**
* Determine whether this instance is equal to one of the given instances.
*
* @param v1 the first instance
* @param v2 the second instance
* @return {@code true} if one of the instances matches this one, {@code false} otherwise
*/
public boolean in(final KeyUsage v1, final KeyUsage v2) {
return this == v1 || this == v2;
}
/**
* Determine whether this instance is equal to one of the given instances.
*
* @param v1 the first instance
* @param v2 the second instance
* @param v3 the third instance
* @return {@code true} if one of the instances matches this one, {@code false} otherwise
*/
public boolean in(final KeyUsage v1, final KeyUsage v2, final KeyUsage v3) {
return this == v1 || this == v2 || this == v3;
}
/**
* Determine whether this instance is equal to one of the given instances.
*
* @param values the possible values
* @return {@code true} if one of the instances matches this one, {@code false} otherwise
*/
public boolean in(final KeyUsage... values) {
if (values != null) for (KeyUsage value : values) {
if (this == value) return true;
}
return false;
}
static KeyUsage forName(final String name) {
switch (name) {
case "digitalSignature": return digitalSignature;
case "nonRepudiation": return nonRepudiation;
case "keyEncipherment": return keyEncipherment;
case "dataEncipherment": return dataEncipherment;
case "keyAgreement": return keyAgreement;
case "keyCertSign": return keyCertSign;
case "cRLSign": return cRLSign;
case "encipherOnly": return encipherOnly;
case "decipherOnly": return decipherOnly;
default: return null;
}
}
}