How to use

createChecksum

method

in

org.pentaho.di.core.row.ValueDataUtil

/**
 * @deprecated Use {@link ValueDataUtil#createChecksum(ValueMetaInterface, Object, String, boolean)} instead
 */
@Deprecated
public static String createChecksum( ValueMetaInterface metaA, Object dataA, String type ) {
 String checksum = null;
 try {
  checksum = createChecksum( metaA, dataA, type, false );
 } catch ( KettleFileNotFoundException e ) {
  // Ignore
 }
 return checksum;
}

@Test
public void checksumWithoutFailIfNoFileTest() throws Exception {
 String path = getClass().getResource( "txt-sample.txt" ).getPath();
 String checksum = ValueDataUtil.createChecksum( new ValueMetaString(), path, "MD5", false );
 assertEquals( "098f6bcd4621d373cade4e832627b4f6", checksum );
}

@Test
public void checksumTest() {
 String path = getClass().getResource( "txt-sample.txt" ).getPath();
 String checksum = ValueDataUtil.createChecksum( new ValueMetaString(), path, "MD5" );
 assertEquals( "098f6bcd4621d373cade4e832627b4f6", checksum );
}

@Test
public void checksumWithFailIfNoFileTest() throws Exception {
 String path = getClass().getResource( "txt-sample.txt" ).getPath();
 String checksum = ValueDataUtil.createChecksum( new ValueMetaString(), path, "MD5", true );
 assertEquals( "098f6bcd4621d373cade4e832627b4f6", checksum );
}

@Test( expected = KettleFileNotFoundException.class )
public void checksumFailIfNoFileTest() throws KettleFileNotFoundException {
 String nonExistingPath = "nonExistingPath";
 ValueDataUtil.createChecksum( new ValueMetaString(), nonExistingPath, "MD5", true );
}

@Test
public void checksumMissingFileTest() {
 String nonExistingFile = "nonExistingFile";
 String checksum = ValueDataUtil.createChecksum( new ValueMetaString(), nonExistingFile, "MD5" );
 assertNull( checksum );
}

@Test
public void checksumNullPathTest() {
 String nonExistingFile = "nonExistingFile";
 String checksum = ValueDataUtil.createChecksum( new ValueMetaString(), nonExistingFile, "MD5" );
 assertNull( checksum );
}

@Test
public void checksumNullPathFailTest() throws KettleFileNotFoundException {
 assertNull( ValueDataUtil.createChecksum( new ValueMetaString(), null, "MD5", true ) );
}

@Test
public void checksumNoFailIfNoFileTest() throws KettleFileNotFoundException {
 String nonExistingFile = "nonExistingFile";
 String checksum = ValueDataUtil.createChecksum( new ValueMetaString(), nonExistingFile, "MD5", false );
 assertNull( checksum );
}

@Test
public void checksumNullPathNoFailTest() throws KettleFileNotFoundException {
 assertNull( ValueDataUtil.createChecksum( new ValueMetaString(), null, "MD5", false ) );
}

 break;
case CalculatorMetaFunction.CALC_MD5: // MD5
 calcData[index] = ValueDataUtil.createChecksum( metaA, dataA, "MD5", meta.isFailIfNoFile() );
 resultType = CalculatorMetaFunction.calcDefaultResultType[calcType];
 break;
case CalculatorMetaFunction.CALC_SHA1: // SHA-1
 calcData[index] = ValueDataUtil.createChecksum( metaA, dataA, "SHA-1", meta.isFailIfNoFile() );
 resultType = CalculatorMetaFunction.calcDefaultResultType[calcType];
 break;