001/**
002 * Copyright 2005-2018 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.rice.core.framework.persistence.ojb.conversion;
017
018import java.security.GeneralSecurityException;
019
020import org.apache.ojb.broker.accesslayer.conversions.FieldConversion;
021import org.kuali.rice.core.api.CoreApiServiceLocator;
022
023/**
024 * This class calls core service to encrypt values going to the database and decrypt values coming back from the database.
025 * 
026 * 
027 */
028
029public class OjbKualiEncryptDecryptFieldConversion implements FieldConversion {
030    private static final long serialVersionUID = 2450111778124335242L;
031
032    /**
033     * @see FieldConversion#javaToSql(Object)
034     */
035    public Object javaToSql(Object source) {
036        Object converted = source;
037
038        try {
039                //check if the encryption service is enable before using it
040                if(CoreApiServiceLocator.getEncryptionService().isEnabled()) {
041                converted = CoreApiServiceLocator.getEncryptionService().encrypt(converted);
042                }
043        }
044        catch (GeneralSecurityException e) {
045            throw new RuntimeException("Unable to encrypt value to db: " + e.getMessage());
046        }
047
048        return converted;
049    }
050
051    /**
052     * @see FieldConversion#sqlToJava(Object)
053     */
054    public Object sqlToJava(Object source) {
055        String converted = "";
056        if (source != null) {
057            converted = source.toString();
058        }
059
060        try {
061                //check if the encryption service is enable before using it
062                if(CoreApiServiceLocator.getEncryptionService().isEnabled()) {
063                converted = CoreApiServiceLocator.getEncryptionService().decrypt(converted);
064                }
065        }
066        catch (GeneralSecurityException e) {
067            throw new RuntimeException("Unable to decrypt value from db: " + e.getMessage());
068        }
069
070        return converted;
071    }
072}