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/*
* Copyright 2013 serso aka se.solovyev
*
* 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.
*
* ---------------------------------------------------------------------
* Contact details
*
* Email: [email protected]
* Site: http://se.solovyev.org
*/
package org.solovyev.common.security;
import javax.annotation.Nonnull;
/**
* User: serso
* Date: 8/20/12
* Time: 8:22 PM
*/
public interface SecurityService {
/**
* Returns salt generator. Salt generated by this generator
* must be suitable for secret key provider obtained from {@link SecurityService#getSecretKeyProvider()}.
* This usually means the length of bytes but may also apply to the byte structure
*
* @return salt generator
*/
@Nonnull
SaltGenerator getSaltGenerator();
/**
* Returns secret key provider. Secret key generated by this provider
* must be suitable for cipherer obtained from {@link SecurityService#getCipherer()}.
*
* @return secret key provider
*/
@Nonnull
SecretKeyProvider getSecretKeyProvider();
/**
* Returns cipherer. Cipherer secret key must be obtained
* from {@link SecretKeyProvider#getSecretKey(java.lang.String, byte[])} method of
* secret key provider from {@link SecurityService#getSecretKeyProvider()}
*
* @return cipherer
*/
@Nonnull
Cipherer getCipherer();
/**
* Returns hash provider for decrypted object.
*
* @return hash provider
*/
@Nonnull
HashProvider getHashProvider();
}