Java Code Examples for org.pentaho.di.core.row.ValueMetaInterface#setStringEncoding()

@Override
public void getFields(RowMetaInterface inputRowMeta, String name, RowMetaInterface[] info, StepMeta nextStep, VariableSpace space, Repository repository, IMetaStore metaStore) throws KettleStepException {
    try {
        inputRowMeta.clear(); // Start with a clean slate, eats the input

        for (TextFileInputField field : inputFields) {
            ValueMetaInterface valueMeta = ValueMetaFactory.createValueMeta(field.getName(), field.getType());
            valueMeta.setConversionMask(field.getFormat());
            valueMeta.setLength(field.getLength());
            valueMeta.setPrecision(field.getPrecision());
            valueMeta.setConversionMask(field.getFormat());
            valueMeta.setDecimalSymbol(field.getDecimalSymbol());
            valueMeta.setGroupingSymbol(field.getGroupSymbol());
            valueMeta.setCurrencySymbol(field.getCurrencySymbol());
            valueMeta.setTrimType(field.getTrimType());
            valueMeta.setStorageType(ValueMetaInterface.STORAGE_TYPE_BINARY_STRING);
            valueMeta.setDateFormatLenient(true);
            valueMeta.setStringEncoding("UTF-8");

            ValueMetaInterface storageMetadata = ValueMetaFactory.cloneValueMeta(valueMeta, ValueMetaInterface.TYPE_STRING);
            storageMetadata.setStorageType(ValueMetaInterface.STORAGE_TYPE_NORMAL);
            storageMetadata.setLength(-1, -1); // we don't really know the lengths of the strings read in advance.
            valueMeta.setStorageMetadata(storageMetadata);

            valueMeta.setOrigin(name);

            inputRowMeta.addValueMeta(valueMeta);
        }
    } catch (Exception e) {

    }
}
 

public void getFields( RowMetaInterface rowMeta, String origin, RowMetaInterface[] info, StepMeta nextStep,
  VariableSpace space, Repository repository, IMetaStore metaStore ) throws KettleStepException {
  try {
    for ( int i = 0; i < fieldDefinition.length; i++ ) {
      FixedFileInputField field = fieldDefinition[i];

      ValueMetaInterface valueMeta = ValueMetaFactory.createValueMeta( field.getName(), field.getType() );
      valueMeta.setConversionMask( field.getFormat() );
      valueMeta.setTrimType( field.getTrimType() );
      valueMeta.setLength( field.getLength() );
      valueMeta.setPrecision( field.getPrecision() );
      valueMeta.setConversionMask( field.getFormat() );
      valueMeta.setDecimalSymbol( field.getDecimal() );
      valueMeta.setGroupingSymbol( field.getGrouping() );
      valueMeta.setCurrencySymbol( field.getCurrency() );
      valueMeta.setStringEncoding( space.environmentSubstitute( encoding ) );
      if ( lazyConversionActive ) {
        valueMeta.setStorageType( ValueMetaInterface.STORAGE_TYPE_BINARY_STRING );
      }

      // In case we want to convert Strings...
      //
      ValueMetaInterface storageMetadata =
        ValueMetaFactory.cloneValueMeta( valueMeta, ValueMetaInterface.TYPE_STRING );
      storageMetadata.setStorageType( ValueMetaInterface.STORAGE_TYPE_NORMAL );

      valueMeta.setStorageMetadata( storageMetadata );

      valueMeta.setOrigin( origin );

      rowMeta.addValueMeta( valueMeta );
    }
  } catch ( Exception e ) {
    throw new KettleStepException( e );
  }
}
 

@Override
public void getFields( RowMetaInterface row, String name, RowMetaInterface[] info, StepMeta nextStep,
    VariableSpace space, Repository repository, IMetaStore metaStore ) throws KettleStepException {
  // No values are added to the row in this type of step
  // However, in case of Fixed length records,
  // the field precisions and lengths are altered!

  for ( int i = 0; i < outputFields.length; i++ ) {
    TextFileField field = outputFields[i];
    ValueMetaInterface v = row.searchValueMeta( field.getName() );
    if ( v != null ) {
      v.setLength( field.getLength() );
      v.setPrecision( field.getPrecision() );
      if ( field.getFormat() != null ) {
        v.setConversionMask( field.getFormat() );
      }
      v.setDecimalSymbol( field.getDecimalSymbol() );
      v.setGroupingSymbol( field.getGroupingSymbol() );
      v.setCurrencySymbol( field.getCurrencySymbol() );
      v.setOutputPaddingEnabled( isPadded() );
      v.setTrimType( field.getTrimType() );
      if ( !Utils.isEmpty( getEncoding() ) ) {
        v.setStringEncoding( getEncoding() );
      }

      // enable output padding by default to be compatible with v2.5.x
      //
      v.setOutputPaddingEnabled( true );
    }
  }
}
 

public static void cloneInfo( ValueMetaInterface source, ValueMetaInterface target ) throws KettlePluginException {
  target.setConversionMask( source.getConversionMask() );
  target.setDecimalSymbol( source.getDecimalSymbol() );
  target.setGroupingSymbol( source.getGroupingSymbol() );
  target.setStorageType( source.getStorageType() );
  if ( source.getStorageMetadata() != null ) {
    target.setStorageMetadata( cloneValueMeta( source.getStorageMetadata(), source
      .getStorageMetadata().getType() ) );
  }
  target.setStringEncoding( source.getStringEncoding() );
  target.setTrimType( source.getTrimType() );
  target.setDateFormatLenient( source.isDateFormatLenient() );
  target.setDateFormatLocale( source.getDateFormatLocale() );
  target.setDateFormatTimeZone( source.getDateFormatTimeZone() );
  target.setLenientStringToNumber( source.isLenientStringToNumber() );
  target.setLargeTextField( source.isLargeTextField() );
  target.setComments( source.getComments() );
  target.setCaseInsensitive( source.isCaseInsensitive() );
  target.setCollatorDisabled( source.isCollatorDisabled() );
  target.setCollatorStrength( source.getCollatorStrength() );
  target.setIndex( source.getIndex() );

  target.setOrigin( source.getOrigin() );

  target.setOriginalAutoIncrement( source.isOriginalAutoIncrement() );
  target.setOriginalColumnType( source.getOriginalColumnType() );
  target.setOriginalColumnTypeName( source.getOriginalColumnTypeName() );
  target.setOriginalNullable( source.isOriginalNullable() );
  target.setOriginalPrecision( source.getOriginalPrecision() );
  target.setOriginalScale( source.getOriginalScale() );
  target.setOriginalSigned( source.isOriginalSigned() );
}
 

@Override
public void getFields( RowMetaInterface row, String name, RowMetaInterface[] info, StepMeta nextStep,
                       VariableSpace space, Repository repository, IMetaStore metaStore ) throws KettleStepException {
  // do not call the super class from TextFileOutputMeta since it modifies the source meta data
  // see getFieldsModifyInput() instead

  // remove selected fields from the stream when true
  if ( removeSelectedFields ) {
    if ( getOutputFields().length > 0 ) {
      for ( int i = 0; i < getOutputFields().length; i++ ) {
        TextFileField field = getOutputFields()[ i ];
        try {
          row.removeValueMeta( field.getName() );
        } catch ( KettleValueException e ) {
          // just ignore exceptions since missing fields are handled in the ConcatFields class
        }
      }
    } else { // no output fields selected, take them all, remove them all
      row.clear();
    }
  }

  // Check Target Field Name
  if ( Utils.isEmpty( targetFieldName ) ) {
    throw new KettleStepException( BaseMessages.getString(
      PKG, "ConcatFieldsMeta.CheckResult.TargetFieldNameMissing" ) );
  }
  // add targetFieldName
  ValueMetaInterface vValue = new ValueMetaString( targetFieldName );
  vValue.setLength( targetFieldLength, 0 );
  vValue.setOrigin( name );
  if ( !Utils.isEmpty( getEncoding() ) ) {
    vValue.setStringEncoding( getEncoding() );
  }
  row.addValueMeta( vValue );
}
 

public void getMetadataFields( RowMetaInterface inputRowMeta, String name, VariableSpace space ) throws KettlePluginException {
  if ( meta != null && meta.length > 0 ) {
    // METADATA mode: change the meta-data of the values mentioned...

    for ( int i = 0; i < meta.length; i++ ) {
      SelectMetadataChange metaChange = meta[i];

      int idx = inputRowMeta.indexOfValue( metaChange.getName() );
      boolean metaTypeChangeUsesNewTypeDefaults = false; // Normal behavior as of 5.x or so
      if ( space != null ) {
        metaTypeChangeUsesNewTypeDefaults = ValueMetaBase.convertStringToBoolean(
            space.getVariable( Const.KETTLE_COMPATIBILITY_SELECT_VALUES_TYPE_CHANGE_USES_TYPE_DEFAULTS, "N" ) );
      }
      if ( idx >= 0 ) { // We found the value

        // This is the value we need to change:
        ValueMetaInterface v = inputRowMeta.getValueMeta( idx );

        // Do we need to rename ?
        if ( !v.getName().equals( metaChange.getRename() ) && !Utils.isEmpty( metaChange.getRename() ) ) {
          v.setName( metaChange.getRename() );
          v.setOrigin( name );
          // need to reinsert to check name conflicts
          inputRowMeta.setValueMeta( idx, v );
        }
        // Change the type?
        if ( metaChange.getType() != ValueMetaInterface.TYPE_NONE && v.getType() != metaChange.getType() ) {
          // Fix for PDI-16388 - clone copies over the conversion mask instead of using the default for the new type
          if ( !metaTypeChangeUsesNewTypeDefaults ) {
            v = ValueMetaFactory.cloneValueMeta( v, metaChange.getType() );
          } else {
            v = ValueMetaFactory.createValueMeta( v.getName(), metaChange.getType() );
          }

          // This is now a copy, replace it in the row!
          //
          inputRowMeta.setValueMeta( idx, v );

          // This also moves the data to normal storage type
          //
          v.setStorageType( ValueMetaInterface.STORAGE_TYPE_NORMAL );
        }
        if ( metaChange.getLength() != UNDEFINED ) {
          v.setLength( metaChange.getLength() );
          v.setOrigin( name );
        }
        if ( metaChange.getPrecision() != UNDEFINED ) {
          v.setPrecision( metaChange.getPrecision() );
          v.setOrigin( name );
        }
        if ( metaChange.getStorageType() >= 0 ) {
          v.setStorageType( metaChange.getStorageType() );
          v.setOrigin( name );
        }
        if ( !Utils.isEmpty( metaChange.getConversionMask() ) ) {
          v.setConversionMask( metaChange.getConversionMask() );
          v.setOrigin( name );
        }

        v.setDateFormatLenient( metaChange.isDateFormatLenient() );
        v.setDateFormatLocale( EnvUtil.createLocale( metaChange.getDateFormatLocale() ) );
        v.setDateFormatTimeZone( EnvUtil.createTimeZone( metaChange.getDateFormatTimeZone() ) );
        v.setLenientStringToNumber( metaChange.isLenientStringToNumber() );

        if ( !Utils.isEmpty( metaChange.getEncoding() ) ) {
          v.setStringEncoding( metaChange.getEncoding() );
          v.setOrigin( name );
        }
        if ( !Utils.isEmpty( metaChange.getDecimalSymbol() ) ) {
          v.setDecimalSymbol( metaChange.getDecimalSymbol() );
          v.setOrigin( name );
        }
        if ( !Utils.isEmpty( metaChange.getGroupingSymbol() ) ) {
          v.setGroupingSymbol( metaChange.getGroupingSymbol() );
          v.setOrigin( name );
        }
        if ( !Utils.isEmpty( metaChange.getCurrencySymbol() ) ) {
          v.setCurrencySymbol( metaChange.getCurrencySymbol() );
          v.setOrigin( name );
        }
      }
    }
  }
}
 

/**
 * Change the meta-data of certain fields.
 * <p/>
 * This, we can do VERY fast.
 * <p/>
 *
 * @param row The row to manipulate
 * @return the altered RowData array
 * @throws KettleValueException
 */
@VisibleForTesting
synchronized Object[] metadataValues( RowMetaInterface rowMeta, Object[] rowData ) throws KettleException {
  if ( data.firstmetadata ) {
    data.firstmetadata = false;

    data.metanrs = new int[ meta.getMeta().length ];
    for ( int i = 0; i < data.metanrs.length; i++ ) {
      data.metanrs[ i ] = rowMeta.indexOfValue( meta.getMeta()[ i ].getName() );
      if ( data.metanrs[ i ] < 0 ) {
        logError( BaseMessages
          .getString( PKG, "SelectValues.Log.CouldNotFindField", meta.getMeta()[ i ].getName() ) );
        setErrors( 1 );
        stopAll();
        return null;
      }
    }

    // Check for doubles in the selected fields...
    int[] cnt = new int[ meta.getMeta().length ];
    for ( int i = 0; i < meta.getMeta().length; i++ ) {
      cnt[ i ] = 0;
      for ( int j = 0; j < meta.getMeta().length; j++ ) {
        if ( meta.getMeta()[ i ].getName().equals( meta.getMeta()[ j ].getName() ) ) {
          cnt[ i ]++;
        }

        if ( cnt[ i ] > 1 ) {
          logError( BaseMessages.getString( PKG, "SelectValues.Log.FieldCouldNotSpecifiedMoreThanTwice2", meta
            .getMeta()[ i ].getName() ) );
          setErrors( 1 );
          stopAll();
          return null;
        }
      }
    }

    // Also apply the metadata on the row meta to allow us to convert the data correctly, with the correct mask.
    //
    for ( int i = 0; i < data.metanrs.length; i++ ) {
      SelectMetadataChange change = meta.getMeta()[ i ];
      ValueMetaInterface valueMeta = rowMeta.getValueMeta( data.metanrs[ i ] );
      if ( !Utils.isEmpty( change.getConversionMask() ) ) {
        valueMeta.setConversionMask( change.getConversionMask() );
      }

      valueMeta.setDateFormatLenient( change.isDateFormatLenient() );
      valueMeta.setDateFormatLocale( EnvUtil.createLocale( change.getDateFormatLocale() ) );
      valueMeta.setDateFormatTimeZone( EnvUtil.createTimeZone( change.getDateFormatTimeZone() ) );
      valueMeta.setLenientStringToNumber( change.isLenientStringToNumber() );

      if ( !Utils.isEmpty( change.getEncoding() ) ) {
        valueMeta.setStringEncoding( change.getEncoding() );
      }
      if ( !Utils.isEmpty( change.getDecimalSymbol() ) ) {
        valueMeta.setDecimalSymbol( change.getDecimalSymbol() );
      }
      if ( !Utils.isEmpty( change.getGroupingSymbol() ) ) {
        valueMeta.setGroupingSymbol( change.getGroupingSymbol() );
      }
      if ( !Utils.isEmpty( change.getCurrencySymbol() ) ) {
        valueMeta.setCurrencySymbol( change.getCurrencySymbol() );
      }
    }
  }

  //
  // Change the data too
  //
  for ( int i = 0; i < data.metanrs.length; i++ ) {
    int index = data.metanrs[ i ];
    ValueMetaInterface fromMeta = rowMeta.getValueMeta( index );
    ValueMetaInterface toMeta = data.metadataRowMeta.getValueMeta( index );

    // If we need to change from BINARY_STRING storage type to NORMAL...
    //
    try {
      if ( fromMeta.isStorageBinaryString()
        && meta.getMeta()[ i ].getStorageType() == ValueMetaInterface.STORAGE_TYPE_NORMAL ) {
        rowData[ index ] = fromMeta.convertBinaryStringToNativeType( (byte[]) rowData[ index ] );
      }
      if ( meta.getMeta()[ i ].getType() != ValueMetaInterface.TYPE_NONE && fromMeta.getType() != toMeta.getType() ) {
        rowData[ index ] = toMeta.convertData( fromMeta, rowData[ index ] );
      }
    } catch ( KettleValueException e ) {
      throw new KettleConversionException( e.getMessage(), Collections.<Exception>singletonList( e ),
        Collections.singletonList( toMeta ), rowData );
    }
  }

  return rowData;
}
 

@Override
public void getFields( RowMetaInterface rowMeta, String origin, RowMetaInterface[] info, StepMeta nextStep,
  VariableSpace space, Repository repository, IMetaStore metaStore ) throws KettleStepException {
  try {
    rowMeta.clear(); // Start with a clean slate, eats the input

    for ( int i = 0; i < inputFields.length; i++ ) {
      TextFileInputField field = inputFields[i];

      ValueMetaInterface valueMeta = ValueMetaFactory.createValueMeta( field.getName(), field.getType() );
      valueMeta.setConversionMask( field.getFormat() );
      valueMeta.setLength( field.getLength() );
      valueMeta.setPrecision( field.getPrecision() );
      valueMeta.setConversionMask( field.getFormat() );
      valueMeta.setDecimalSymbol( field.getDecimalSymbol() );
      valueMeta.setGroupingSymbol( field.getGroupSymbol() );
      valueMeta.setCurrencySymbol( field.getCurrencySymbol() );
      valueMeta.setTrimType( field.getTrimType() );
      if ( lazyConversionActive ) {
        valueMeta.setStorageType( ValueMetaInterface.STORAGE_TYPE_BINARY_STRING );
      }
      valueMeta.setStringEncoding( space.environmentSubstitute( encoding ) );

      // In case we want to convert Strings...
      // Using a copy of the valueMeta object means that the inner and outer representation format is the same.
      // Preview will show the data the same way as we read it.
      // This layout is then taken further down the road by the metadata through the transformation.
      //
      ValueMetaInterface storageMetadata =
        ValueMetaFactory.cloneValueMeta( valueMeta, ValueMetaInterface.TYPE_STRING );
      storageMetadata.setStorageType( ValueMetaInterface.STORAGE_TYPE_NORMAL );
      storageMetadata.setLength( -1, -1 ); // we don't really know the lengths of the strings read in advance.
      valueMeta.setStorageMetadata( storageMetadata );

      valueMeta.setOrigin( origin );

      rowMeta.addValueMeta( valueMeta );
    }

    if ( !Utils.isEmpty( filenameField ) && includingFilename ) {
      ValueMetaInterface filenameMeta = new ValueMetaString( filenameField );
      filenameMeta.setOrigin( origin );
      if ( lazyConversionActive ) {
        filenameMeta.setStorageType( ValueMetaInterface.STORAGE_TYPE_BINARY_STRING );
        filenameMeta.setStorageMetadata( new ValueMetaString( filenameField ) );
      }
      rowMeta.addValueMeta( filenameMeta );
    }

    if ( !Utils.isEmpty( rowNumField ) ) {
      ValueMetaInterface rowNumMeta = new ValueMetaInteger( rowNumField );
      rowNumMeta.setLength( 10 );
      rowNumMeta.setOrigin( origin );
      rowMeta.addValueMeta( rowNumMeta );
    }
  } catch ( Exception e ) {
    throw new KettleStepException( e );
  }

}
 

@Override
public void getFields( RowMetaInterface rowMeta, String origin, RowMetaInterface[] info, StepMeta nextStep,
  VariableSpace space, Repository repository, IMetaStore metaStore ) throws KettleStepException {
  try {
    rowMeta.clear(); // Start with a clean slate, eats the input

    for ( int i = 0; i < inputFields.length; i++ ) {
      TextFileInputField field = inputFields[i];

      ValueMetaInterface valueMeta = ValueMetaFactory.createValueMeta( field.getName(), field.getType() );
      valueMeta.setConversionMask( field.getFormat() );
      valueMeta.setLength( field.getLength() );
      valueMeta.setPrecision( field.getPrecision() );
      valueMeta.setConversionMask( field.getFormat() );
      valueMeta.setDecimalSymbol( field.getDecimalSymbol() );
      valueMeta.setGroupingSymbol( field.getGroupSymbol() );
      valueMeta.setCurrencySymbol( field.getCurrencySymbol() );
      valueMeta.setTrimType( field.getTrimType() );
      if ( lazyConversionActive ) {
        valueMeta.setStorageType( ValueMetaInterface.STORAGE_TYPE_BINARY_STRING );
      }
      valueMeta.setStringEncoding( space.environmentSubstitute( encoding ) );

      // In case we want to convert Strings...
      // Using a copy of the valueMeta object means that the inner and outer representation format is the same.
      // Preview will show the data the same way as we read it.
      // This layout is then taken further down the road by the metadata through the transformation.
      //
      ValueMetaInterface storageMetadata =
        ValueMetaFactory.cloneValueMeta( valueMeta, ValueMetaInterface.TYPE_STRING );
      storageMetadata.setStorageType( ValueMetaInterface.STORAGE_TYPE_NORMAL );
      storageMetadata.setLength( -1, -1 ); // we don't really know the lengths of the strings read in advance.
      valueMeta.setStorageMetadata( storageMetadata );

      valueMeta.setOrigin( origin );

      rowMeta.addValueMeta( valueMeta );
    }

    if ( !Utils.isEmpty( filenameField ) && includingFilename ) {
      ValueMetaInterface filenameMeta = new ValueMetaString( filenameField );
      filenameMeta.setOrigin( origin );
      if ( lazyConversionActive ) {
        filenameMeta.setStorageType( ValueMetaInterface.STORAGE_TYPE_BINARY_STRING );
        filenameMeta.setStorageMetadata( new ValueMetaString( filenameField ) );
      }
      rowMeta.addValueMeta( filenameMeta );
    }

    if ( !Utils.isEmpty( rowNumField ) ) {
      ValueMetaInterface rowNumMeta = new ValueMetaInteger( rowNumField );
      rowNumMeta.setLength( 10 );
      rowNumMeta.setOrigin( origin );
      rowMeta.addValueMeta( rowNumMeta );
    }
  } catch ( Exception e ) {
    throw new KettleStepException( e );
  }

}