/*
    * Copyright (C) 2007-2012 Argeo GmbH
    *
    * 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.argeo.api.security;
  
  import javax.crypto.spec.PBEKeySpec;
  import javax.security.auth.callback.Callback;
  import javax.security.auth.callback.PasswordCallback;
  
  /**
   * All information required to set up a {@link PBEKeySpec} bar the password
   * itself (use a {@link PasswordCallback})
   */
  public class PBEKeySpecCallback implements Callback {
  	private String secretKeyFactory;
  	private byte[] salt;
  	private Integer iterationCount;
  	/** Can be null for some algorithms */
  	private Integer keyLength;
  	/** Can be null, will trigger secret key encryption if not */
  	private String secretKeyEncryption;
  
  	private String encryptedPasswordHashCipher;
  	private byte[] encryptedPasswordHash;
  
  	public void set(String secretKeyFactory, byte[] salt,
  			Integer iterationCount, Integer keyLength,
  			String secretKeyEncryption) {
  		this.secretKeyFactory = secretKeyFactory;
  		this.salt = salt;
  		this.iterationCount = iterationCount;
  		this.keyLength = keyLength;
  		this.secretKeyEncryption = secretKeyEncryption;
  //		this.encryptedPasswordHashCipher = encryptedPasswordHashCipher;
  //		this.encryptedPasswordHash = encryptedPasswordHash;
  	}
  
  	public String getSecretKeyFactory() {
  		return secretKeyFactory;
  	}
  
  	public byte[] getSalt() {
  		return salt;
  	}
  
  	public Integer getIterationCount() {
  		return iterationCount;
  	}
  
  	public Integer getKeyLength() {
  		return keyLength;
  	}
  
  	public String getSecretKeyEncryption() {
  		return secretKeyEncryption;
  	}
  
  	public String getEncryptedPasswordHashCipher() {
  		return encryptedPasswordHashCipher;
  	}
  
  	public byte[] getEncryptedPasswordHash() {
  		return encryptedPasswordHash;
  	}
  
  }