| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.directory.api.ldap.model.ldif.anonymizer; |
| |
| |
| import java.util.Map; |
| import java.util.Random; |
| |
| import org.apache.directory.api.ldap.model.entry.Attribute; |
| import org.apache.directory.api.ldap.model.entry.DefaultAttribute; |
| import org.apache.directory.api.ldap.model.entry.StringValue; |
| import org.apache.directory.api.ldap.model.entry.Value; |
| import org.apache.directory.api.ldap.model.exception.LdapInvalidAttributeValueException; |
| |
| |
| /** |
| * TODO DefaultAnonymizer. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class DefaultAnonymizer<K> implements Anonymizer<K> |
| { |
| /** Create a random generator */ |
| Random random = new Random( System.nanoTime() ); |
| |
| |
| /** |
| * Anonymize an attribute using pure random values (either chars of bytes, depending on the Attribute type) |
| */ |
| @Override |
| public Attribute anonymize( Map<Value<K>, Value<K>> valueMap, Attribute attribute ) |
| { |
| Attribute result = new DefaultAttribute( attribute.getAttributeType() ); |
| random.setSeed( System.nanoTime() ); |
| |
| for ( Value<?> value : attribute ) |
| { |
| if ( value instanceof StringValue ) |
| { |
| String strValue = value.getString(); |
| |
| int length = strValue.length(); |
| |
| // Same size |
| char[] newValue = new char[length]; |
| |
| for ( int i = 0; i < length; i++ ) |
| { |
| newValue[i] = ( char ) ( random.nextInt( 'Z' - 'A' ) + 'A' ); |
| } |
| |
| try |
| { |
| result.add( new String( newValue ) ); |
| } |
| catch ( LdapInvalidAttributeValueException e ) |
| { |
| // TODO : handle that |
| } |
| } |
| else |
| { |
| byte[] byteValue = value.getBytes(); |
| |
| // Same size |
| byte[] newValue = new byte[byteValue.length]; |
| |
| for ( int i = 0; i < byteValue.length; i++ ) |
| { |
| newValue[i] = ( byte ) random.nextInt(); |
| } |
| |
| try |
| { |
| result.add( newValue ); |
| } |
| catch ( LdapInvalidAttributeValueException e ) |
| { |
| // TODO : handle that |
| } |
| } |
| } |
| |
| return result; |
| } |
| } |