/*! ******************************************************************************
*
* Pentaho Data Integration
*
* Copyright (C) 2002-2016 by Pentaho : http://www.pentaho.com
*
*******************************************************************************
*
* 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.pentaho.di.trans.steps.randomccnumber;
import org.pentaho.di.core.Const;
import org.pentaho.di.core.util.Utils;
import org.pentaho.di.core.exception.KettleException;
import org.pentaho.di.core.row.RowDataUtil;
import org.pentaho.di.core.row.RowMeta;
import org.pentaho.di.i18n.BaseMessages;
import org.pentaho.di.trans.Trans;
import org.pentaho.di.trans.TransMeta;
import org.pentaho.di.trans.step.BaseStep;
import org.pentaho.di.trans.step.StepDataInterface;
import org.pentaho.di.trans.step.StepInterface;
import org.pentaho.di.trans.step.StepMeta;
import org.pentaho.di.trans.step.StepMetaInterface;
/**
* Generate random credit card number.
*
* @author Samatar
* @since 01-4-2010
*/
public class RandomCCNumberGenerator extends BaseStep implements StepInterface {
private static Class<?> PKG = RandomCCNumberGeneratorMeta.class; // for i18n purposes, needed by Translator2!!
private RandomCCNumberGeneratorMeta meta;
private RandomCCNumberGeneratorData data;
public RandomCCNumberGenerator( StepMeta stepMeta, StepDataInterface stepDataInterface, int copyNr,
TransMeta transMeta, Trans trans ) {
super( stepMeta, stepDataInterface, copyNr, transMeta, trans );
}
/**
* Build an empty row based on the meta-data...
*
* @return
*/
private Object[] buildEmptyRow() {
Object[] rowData = RowDataUtil.allocateRowData( data.outputRowMeta.size() );
return rowData;
}
public boolean processRow( StepMetaInterface smi, StepDataInterface sdi ) throws KettleException {
if ( first ) {
first = false;
data.outputRowMeta = new RowMeta();
meta.getFields( data.outputRowMeta, getStepname(), null, null, this, repository, metaStore );
}
for ( int i = 0; i < data.cardTypes.length && !isStopped(); i++ ) {
// Return card numbers
String[] cardNumber =
RandomCreditCardNumberGenerator.GenerateCreditCardNumbers(
data.cardTypes[i], data.cardLen[i], data.cardSize[i] );
for ( int j = 0; j < cardNumber.length && !isStopped(); j++ ) {
// Create a new row
Object[] row = buildEmptyRow();
incrementLinesRead();
int index = 0;
// add card number
row[index++] = cardNumber[j];
if ( data.addCardTypeOutput ) {
// add card type
row[index++] = meta.getFieldCCType()[i];
}
if ( data.addCardLengthOutput ) {
// add card len
row[index++] = new Long( data.cardLen[i] );
}
if ( isRowLevel() ) {
logRowlevel( BaseMessages.getString(
PKG, "RandomCCNumberGenerator.Log.ValueReturned", data.outputRowMeta.getString( row ) ) );
}
putRow( data.outputRowMeta, row );
}
}
setOutputDone();
return false;
}
public boolean init( StepMetaInterface smi, StepDataInterface sdi ) {
meta = (RandomCCNumberGeneratorMeta) smi;
data = (RandomCCNumberGeneratorData) sdi;
if ( super.init( smi, sdi ) ) {
// Add init code here.
if ( meta.getFieldCCType() == null ) {
logError( BaseMessages.getString( PKG, "RandomCCNumberGenerator.Log.NoFieldSpecified" ) );
return false;
}
if ( meta.getFieldCCType().length == 0 ) {
logError( BaseMessages.getString( PKG, "RandomCCNumberGenerator.Log.NoFieldSpecified" ) );
return false;
}
if ( Utils.isEmpty( meta.getCardNumberFieldName() ) ) {
logError( BaseMessages.getString( PKG, "RandomCCNumberGenerator.Log.CardNumberFieldMissing" ) );
return false;
}
data.cardTypes = new int[meta.getFieldCCType().length];
data.cardLen = new int[meta.getFieldCCType().length];
data.cardSize = new int[meta.getFieldCCType().length];
for ( int i = 0; i < meta.getFieldCCType().length; i++ ) {
data.cardTypes[i] = RandomCreditCardNumberGenerator.getCardType( meta.getFieldCCType()[i] );
String len = environmentSubstitute( meta.getFieldCCLength()[i] );
data.cardLen[i] = Const.toInt( len, -1 );
if ( data.cardLen[i] < 0 ) {
logError( BaseMessages.getString( PKG, "RandomCCNumberGenerator.Log.WrongLength", len, String
.valueOf( i ) ) );
return false;
}
String size = environmentSubstitute( meta.getFieldCCSize()[i] );
data.cardSize[i] = Const.toInt( size, -1 );
if ( data.cardSize[i] < 0 ) {
logError( BaseMessages
.getString( PKG, "RandomCCNumberGenerator.Log.WrongSize", size, String.valueOf( i ) ) );
return false;
}
}
data.addCardTypeOutput = !Utils.isEmpty( meta.getCardTypeFieldName() );
data.addCardLengthOutput = !Utils.isEmpty( meta.getCardLengthFieldName() );
return true;
}
return false;
}
public void dispose( StepMetaInterface smi, StepDataInterface sdi ) {
super.dispose( smi, sdi );
}
}