java程序执行kettle的ktr(转换)文件

官网资料修改 java程序执行kettle的ktr(转换)文件

2009-11-16 20:03

/**

*

*/

package com.hshz.xutil.kettle;

import org.pentaho.di.core.exception.KettleException;

import org.pentaho.di.core.util.EnvUtil;

import org.pentaho.di.trans.StepLoader;

import org.pentaho.di.trans.Trans;

import org.pentaho.di.trans.TransMeta;

/**

* @author Administrator

*

*/

public class KTRRun {

/**

*

*/

public KTRRun() {

// TODO Auto-generated constructor stub

}

/**

* @param args

*/

public boolean runTransformation(String filePathName) {

try {

StepLoader.init();

EnvUtil.environmentInit();

TransMeta transMeta = new TransMeta(filePathName);

Trans trans = new Trans(transMeta);

trans.execute(null);

trans.waitUntilFinished();

if ( trans.getErrors() > 0 )

{

throw new RuntimeException( "There were errors during transformation execution." );

}

return true;

}

catch ( KettleException e ) {

e.printStackTrace();

System.out.println("kettle run error"); }

return false;