public Object clone() {
FieldSplitterMeta retval = (FieldSplitterMeta) super.clone();
final int nrfields = fieldName.length;
retval.allocate(nrfields);
for (int i = 0; i < nrfields; i++) {
retval.fieldName[i] = fieldName[i];
retval.fieldID[i] = fieldID[i];
retval.fieldRemoveID[i] = fieldRemoveID[i];
retval.fieldType[i] = fieldType[i];
retval.fieldLength[i] = fieldLength[i];
retval.fieldPrecision[i] = fieldPrecision[i];
retval.fieldFormat[i] = fieldFormat[i];
retval.fieldGroup[i] = fieldGroup[i];
retval.fieldDecimal[i] = fieldDecimal[i];
retval.fieldCurrency[i] = fieldCurrency[i];
retval.fieldNullIf[i] = fieldNullIf[i];
retval.fieldIfNull[i] = fieldIfNull[i];
retval.fieldTrimType[i] = fieldTrimType[i];
}
return retval;
}
@Before
public void setUp() throws Exception {
when(meta.getDelimiter()).thenReturn(",");
when(meta.getEnclosure()).thenReturn("\"");
when(meta.getSplitField()).thenReturn("splitField");
when(meta.getFieldName()).thenReturn(outputFields);
analyzer = spy(new SplitFieldsStepAnalyzer());
}
private Object[] splitField(Object[] r) throws KettleException {
if (first) {
first = false;
// get the RowMeta
data.previousMeta = getInputRowMeta().clone();
// search field
data.fieldnr = data.previousMeta.indexOfValue(meta.getSplitField());
if (data.fieldnr < 0) {
throw new KettleValueException(
BaseMessages.getString(
PKG, "FieldSplitter.Log.CouldNotFindFieldToSplit", meta.getSplitField()));
}
// only String type allowed
if (!data.previousMeta.getValueMeta(data.fieldnr).isString()) {
throw new KettleValueException(
(BaseMessages.getString(
PKG, "FieldSplitter.Log.SplitFieldNotValid", meta.getSplitField())));
}
// prepare the outputMeta
//
data.outputMeta = getInputRowMeta().clone();
meta.getFields(data.outputMeta, getStepname(), null, null, this, repository, metaStore);
// Now create objects to do string to data type conversion...
//
data.conversionMeta = data.outputMeta.cloneToType(ValueMetaInterface.TYPE_STRING);
data.delimiter = environmentSubstitute(meta.getDelimiter());
data.enclosure = environmentSubstitute(meta.getEnclosure());
}
// reserve room
Object[] outputRow = RowDataUtil.allocateRowData(data.outputMeta.size());
int nrExtraFields = meta.getFieldID().length - 1;
System.arraycopy(r, 0, outputRow, 0, data.fieldnr);
System.arraycopy(
r,
data.fieldnr + 1,
outputRow,
data.fieldnr + 1 + nrExtraFields,
data.previousMeta.size() - (data.fieldnr + 1));
// OK, now we have room in the middle to place the fields...
//
// Named values info.id[0] not filled in!
final boolean selectFieldById =
(meta.getFieldID().length > 0)
&& (meta.getFieldID()[0] != null)
&& (meta.getFieldID()[0].length() > 0);
if (log.isDebug()) {
if (selectFieldById) {
logDebug(BaseMessages.getString(PKG, "FieldSplitter.Log.UsingIds"));
} else {
logDebug(BaseMessages.getString(PKG, "FieldSplitter.Log.UsingPositionOfValue"));
}
}
String valueToSplit = data.previousMeta.getString(r, data.fieldnr);
String[] valueParts = Const.splitString(valueToSplit, data.delimiter, data.enclosure);
int prev = 0;
for (int i = 0; i < meta.getFieldName().length; i++) {
String rawValue = null;
if (selectFieldById) {
for (String part : valueParts) {
if (part.startsWith(meta.getFieldID()[i])) {
// Optionally remove the id
if (meta.getFieldRemoveID()[i]) {
rawValue = part.substring(meta.getFieldID()[i].length());
} else {
rawValue = part;
}
break;
}
}
if (log.isDebug()) {
logDebug(BaseMessages.getString(PKG, "FieldSplitter.Log.SplitInfo") + rawValue);
}
} else {
rawValue = (valueParts == null || i >= valueParts.length) ? null : valueParts[i];
prev += (rawValue == null ? 0 : rawValue.length()) + data.delimiter.length();
if (log.isDebug()) {
logDebug(
BaseMessages.getString(
PKG, "FieldSplitter.Log.SplitFieldsInfo", rawValue, String.valueOf(prev)));
}
}
Object value;
try {
ValueMetaInterface valueMeta = data.outputMeta.getValueMeta(data.fieldnr + i);
ValueMetaInterface conversionValueMeta = data.conversionMeta.getValueMeta(data.fieldnr + i);
if (rawValue != null && valueMeta.isNull(rawValue)) {
rawValue = null;
}
value =
valueMeta.convertDataFromString(
rawValue,
conversionValueMeta,
meta.getFieldNullIf()[i],
meta.getFieldIfNull()[i],
meta.getFieldTrimType()[i]);
} catch (Exception e) {
throw new KettleValueException(
BaseMessages.getString(
PKG,
"FieldSplitter.Log.ErrorConvertingSplitValue",
rawValue,
meta.getSplitField() + "]!"),
e);
}
outputRow[data.fieldnr + i] = value;
}
return outputRow;
}
