org.wildfly.security.password.spec.MaskedPasswordSpec Maven / Gradle / Ivy
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* 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.password.spec;
import static org.wildfly.common.math.HashMath.multiHashOrdered;
import java.util.Arrays;
import org.wildfly.common.Assert;
/**
* A password specification for a two-way password which is masked.
*
* @author David M. Lloyd
*/
public final class MaskedPasswordSpec implements PasswordSpec {
private final char[] initialKeyMaterial;
private final int iterationCount;
private final byte[] salt;
private final byte[] maskedPasswordBytes;
private final byte[] initializationVector;
/**
* Construct a new instance.
*
* @param initialKeyMaterial the initial key material (must not be {@code null})
* @param iterationCount the iteration count
* @param salt the salt bytes (must not be {@code null})
* @param maskedPasswordBytes the masked password bytes (must not be {@code null})
*/
public MaskedPasswordSpec(final char[] initialKeyMaterial, final int iterationCount, final byte[] salt, final byte[] maskedPasswordBytes) {
Assert.checkNotNullParam("initialKeyMaterial", initialKeyMaterial);
Assert.checkNotNullParam("salt", salt);
Assert.checkNotNullParam("maskedPasswordBytes", maskedPasswordBytes);
this.initialKeyMaterial = initialKeyMaterial;
this.iterationCount = iterationCount;
this.salt = salt;
this.maskedPasswordBytes = maskedPasswordBytes;
this.initializationVector = null;
}
/**
* Construct a new instance.
*
* @param initialKeyMaterial the initial key material (must not be {@code null})
* @param iterationCount the iteration count
* @param salt the salt bytes (must not be {@code null})
* @param maskedPasswordBytes the masked password bytes (must not be {@code null})
* @param initializationVector the initialization vector (can be {@code null})
*/
public MaskedPasswordSpec(final char[] initialKeyMaterial, final int iterationCount, final byte[] salt, final byte[] maskedPasswordBytes, final byte[] initializationVector) {
Assert.checkNotNullParam("initialKeyMaterial", initialKeyMaterial);
Assert.checkNotNullParam("salt", salt);
Assert.checkNotNullParam("maskedPasswordBytes", maskedPasswordBytes);
this.initialKeyMaterial = initialKeyMaterial;
this.iterationCount = iterationCount;
this.salt = salt;
this.maskedPasswordBytes = maskedPasswordBytes;
this.initializationVector = initializationVector;
}
/**
* Get the initial key material.
*
* @return the initial key material (must not be {@code null})
*/
public char[] getInitialKeyMaterial() {
return initialKeyMaterial;
}
/**
* Get the iteration count.
*
* @return the iteration count
*/
public int getIterationCount() {
return iterationCount;
}
/**
* Get the salt bytes.
*
* @return the salt bytes (must not be {@code null})
*/
public byte[] getSalt() {
return salt;
}
/**
* Get the masked password bytes.
*
* @return the masked password bytes (must not be {@code null})
*/
public byte[] getMaskedPasswordBytes() {
return maskedPasswordBytes;
}
/**
* Get the initialization vector.
*
* @return the initialization vector (can be {@code null})
*/
public byte[] getInitializationVector() {
return initializationVector;
}
@Override
public boolean equals(Object other) {
if (! (other instanceof MaskedPasswordSpec)) return false;
MaskedPasswordSpec o = (MaskedPasswordSpec) other;
return Arrays.equals(initialKeyMaterial, o.initialKeyMaterial) && iterationCount == o.iterationCount && salt == o.salt && maskedPasswordBytes == o.maskedPasswordBytes;
}
@Override
public int hashCode() {
return multiHashOrdered(multiHashOrdered(multiHashOrdered(Arrays.hashCode(initialKeyMaterial), iterationCount), Arrays.hashCode(salt)), Arrays.hashCode(maskedPasswordBytes));
}
}