// Grab the first x lines from the given file...
//
private List<String> getFirst(FixedInputMeta meta, int limit)
throws IOException, KettleValueException {
List<String> lines = new ArrayList<String>();
FixedInputMeta oneMeta = new FixedInputMeta();
getInfo(oneMeta);
// Add a single field with the width of the line...
//
int lineWidth = Integer.parseInt(oneMeta.getLineWidth());
if (lineWidth <= 0) {
throw new IOException("The width of a line can not be 0 or less.");
}
oneMeta.allocate(1);
FixedFileInputField field = new FixedFileInputField();
field.setName("Field1");
field.setType(ValueMetaInterface.TYPE_STRING);
field.setWidth(lineWidth);
// CHECKSTYLE:Indentation:OFF
oneMeta.getFieldDefinition()[0] = field;
TransMeta previewMeta =
TransPreviewFactory.generatePreviewTransformation(transMeta, oneMeta, wStepname.getText());
TransPreviewProgressDialog progressDialog =
new TransPreviewProgressDialog(
shell, previewMeta, new String[] {wStepname.getText()}, new int[] {limit});
progressDialog.open();
Trans trans = progressDialog.getTrans();
String loggingText = progressDialog.getLoggingText();
if (!progressDialog.isCancelled()) {
if (trans.getResult() != null && trans.getResult().getNrErrors() > 0) {
EnterTextDialog etd =
new EnterTextDialog(
shell,
BaseMessages.getString(PKG, "System.Dialog.PreviewError.Title"),
BaseMessages.getString(PKG, "System.Dialog.PreviewError.Message"),
loggingText,
true);
etd.setReadOnly();
etd.open();
}
}
// The rows are in the transformation...
//
RowMetaInterface previewRowsMeta = progressDialog.getPreviewRowsMeta(wStepname.getText());
List<Object[]> previewRowsData = progressDialog.getPreviewRows(wStepname.getText());
for (int i = 0; i < previewRowsData.size(); i++) {
String line = previewRowsMeta.getString(previewRowsData.get(i), 0);
lines.add(line);
}
return lines;
}
// Preview the data
private void preview() {
try {
GetFilesRowsCountMeta oneMeta = new GetFilesRowsCountMeta();
getInfo(oneMeta);
TransMeta previewMeta =
TransPreviewFactory.generatePreviewTransformation(
transMeta, oneMeta, wStepname.getText());
EnterNumberDialog numberDialog =
new EnterNumberDialog(
shell,
props.getDefaultPreviewSize(),
BaseMessages.getString(PKG, "GetFilesRowsCountDialog.NumberRows.DialogTitle"),
BaseMessages.getString(PKG, "GetFilesRowsCountDialog.NumberRows.DialogMessage"));
int previewSize = numberDialog.open();
if (previewSize > 0) {
TransPreviewProgressDialog progressDialog =
new TransPreviewProgressDialog(
shell, previewMeta, new String[] {wStepname.getText()}, new int[] {previewSize});
progressDialog.open();
if (!progressDialog.isCancelled()) {
Trans trans = progressDialog.getTrans();
String loggingText = progressDialog.getLoggingText();
if (trans.getResult() != null && trans.getResult().getNrErrors() > 0) {
EnterTextDialog etd =
new EnterTextDialog(
shell,
BaseMessages.getString(PKG, "System.Dialog.PreviewError.Title"),
BaseMessages.getString(PKG, "System.Dialog.PreviewError.Message"),
loggingText,
true);
etd.setReadOnly();
etd.open();
}
PreviewRowsDialog prd =
new PreviewRowsDialog(
shell,
transMeta,
SWT.NONE,
wStepname.getText(),
progressDialog.getPreviewRowsMeta(wStepname.getText()),
progressDialog.getPreviewRows(wStepname.getText()),
loggingText);
prd.open();
}
}
} catch (KettleException e) {
new ErrorDialog(
shell,
BaseMessages.getString(PKG, "GetFilesRowsCountDialog.ErrorPreviewingData.DialogTitle"),
BaseMessages.getString(PKG, "GetFilesRowsCountDialog.ErrorPreviewingData.DialogMessage"),
e);
}
}
// Preview the data
private void preview() {
GetTableNamesMeta oneMeta = new GetTableNamesMeta();
getInfo(oneMeta);
if (oneMeta.getDatabase() == null) {
MessageBox mb = new MessageBox(shell, SWT.OK | SWT.ICON_ERROR);
mb.setMessage(
BaseMessages.getString(PKG, "GetTableNamesDialog.InvalidConnection.DialogMessage"));
mb.setText(BaseMessages.getString(PKG, "GetTableNamesDialog.InvalidConnection.DialogTitle"));
mb.open();
return;
}
if (!checkUserInput(oneMeta)) return;
TransMeta previewMeta =
TransPreviewFactory.generatePreviewTransformation(transMeta, oneMeta, wStepname.getText());
EnterNumberDialog numberDialog =
new EnterNumberDialog(
shell,
props.getDefaultPreviewSize(),
BaseMessages.getString(PKG, "GetTableNamesDialog.PreviewSize.DialogTitle"),
BaseMessages.getString(PKG, "GetTableNamesDialog.PreviewSize.DialogMessage"));
int previewSize = numberDialog.open();
if (previewSize > 0) {
TransPreviewProgressDialog progressDialog =
new TransPreviewProgressDialog(
shell, previewMeta, new String[] {wStepname.getText()}, new int[] {previewSize});
progressDialog.open();
if (!progressDialog.isCancelled()) {
Trans trans = progressDialog.getTrans();
String loggingText = progressDialog.getLoggingText();
if (trans.getResult() != null && trans.getResult().getNrErrors() > 0) {
EnterTextDialog etd =
new EnterTextDialog(
shell,
BaseMessages.getString(PKG, "System.Dialog.Error.Title"),
BaseMessages.getString(PKG, "GetTableNamesDialog.ErrorInPreview.DialogMessage"),
loggingText,
true);
etd.setReadOnly();
etd.open();
}
PreviewRowsDialog prd =
new PreviewRowsDialog(
shell,
transMeta,
SWT.NONE,
wStepname.getText(),
progressDialog.getPreviewRowsMeta(wStepname.getText()),
progressDialog.getPreviewRows(wStepname.getText()),
loggingText);
prd.open();
}
}
}
private void preview() {
PaloDimInputMeta oneMeta = new PaloDimInputMeta();
try {
getInfo(oneMeta);
} catch (KettleException e) {
new ErrorDialog(
shell,
BaseMessages.getString(PKG, "PaloInputDialog.Illegal.Dialog.Settings.Title"),
BaseMessages.getString(PKG, "PaloInputDialog.Illegal.Dialog.Settings.Message"),
e);
return;
}
TransMeta previewMeta =
TransPreviewFactory.generatePreviewTransformation(
transMeta, oneMeta, textStepName.getText());
EnterNumberDialog numberDialog =
new EnterNumberDialog(
shell,
500,
BaseMessages.getString("System.Dialog.EnterPreviewSize.Title"),
BaseMessages.getString("System.Dialog.EnterPreviewSize.Message"));
int previewSize = numberDialog.open();
if (previewSize > 0) {
TransPreviewProgressDialog progressDialog =
new TransPreviewProgressDialog(
shell, previewMeta, new String[] {textStepName.getText()}, new int[] {previewSize});
progressDialog.open();
Trans trans = progressDialog.getTrans();
String loggingText = progressDialog.getLoggingText();
if (!progressDialog.isCancelled()) {
if (trans.getResult() != null && trans.getResult().getNrErrors() > 0) {
EnterTextDialog etd =
new EnterTextDialog(
shell,
BaseMessages.getString("System.Dialog.PreviewError.Title"),
BaseMessages.getString("System.Dialog.PreviewError.Message"),
loggingText,
true);
etd.setReadOnly();
etd.open();
}
}
PreviewRowsDialog prd =
new PreviewRowsDialog(
shell,
transMeta,
SWT.NONE,
textStepName.getText(),
progressDialog.getPreviewRowsMeta(textStepName.getText()),
progressDialog.getPreviewRows(textStepName.getText()),
loggingText);
prd.open();
}
}
// Preview the data
private void preview() {
// execute a complete preview transformation in the background.
// This is how we do it...
//
FixedInputMeta oneMeta = new FixedInputMeta();
getInfo(oneMeta);
TransMeta previewMeta =
TransPreviewFactory.generatePreviewTransformation(transMeta, oneMeta, wStepname.getText());
EnterNumberDialog numberDialog =
new EnterNumberDialog(
shell,
props.getDefaultPreviewSize(),
BaseMessages.getString(PKG, "FixedInputDialog.PreviewSize.DialogTitle"),
BaseMessages.getString(PKG, "FixedInputDialog.PreviewSize.DialogMessage"));
int previewSize = numberDialog.open();
if (previewSize > 0) {
TransPreviewProgressDialog progressDialog =
new TransPreviewProgressDialog(
shell, previewMeta, new String[] {wStepname.getText()}, new int[] {previewSize});
progressDialog.open();
Trans trans = progressDialog.getTrans();
String loggingText = progressDialog.getLoggingText();
if (!progressDialog.isCancelled()) {
if (trans.getResult() != null && trans.getResult().getNrErrors() > 0) {
EnterTextDialog etd =
new EnterTextDialog(
shell,
BaseMessages.getString(PKG, "System.Dialog.PreviewError.Title"),
BaseMessages.getString(PKG, "System.Dialog.PreviewError.Message"),
loggingText,
true);
etd.setReadOnly();
etd.open();
}
}
PreviewRowsDialog prd =
new PreviewRowsDialog(
shell,
transMeta,
SWT.NONE,
wStepname.getText(),
progressDialog.getPreviewRowsMeta(wStepname.getText()),
progressDialog.getPreviewRows(wStepname.getText()),
loggingText);
prd.open();
}
}
// Preview the data
// unused
// preserve for later
private void preview() {
// Create the XML input step
SapInputMeta oneMeta = new SapInputMeta();
getInfo(oneMeta);
TransMeta previewMeta =
TransPreviewFactory.generatePreviewTransformation(transMeta, oneMeta, wStepname.getText());
transMeta.getVariable("Internal.Transformation.Filename.Directory");
previewMeta.getVariable("Internal.Transformation.Filename.Directory");
EnterNumberDialog numberDialog =
new EnterNumberDialog(
shell,
props.getDefaultPreviewSize(),
BaseMessages.getString(PKG, "CsvInputDialog.PreviewSize.DialogTitle"),
BaseMessages.getString(PKG, "CsvInputDialog.PreviewSize.DialogMessage"));
int previewSize = numberDialog.open();
if (previewSize > 0) {
TransPreviewProgressDialog progressDialog =
new TransPreviewProgressDialog(
shell, previewMeta, new String[] {wStepname.getText()}, new int[] {previewSize});
progressDialog.open();
Trans trans = progressDialog.getTrans();
String loggingText = progressDialog.getLoggingText();
if (!progressDialog.isCancelled()) {
if (trans.getResult() != null && trans.getResult().getNrErrors() > 0) {
EnterTextDialog etd =
new EnterTextDialog(
shell,
BaseMessages.getString(PKG, "System.Dialog.PreviewError.Title"),
BaseMessages.getString(PKG, "System.Dialog.PreviewError.Message"),
loggingText,
true);
etd.setReadOnly();
etd.open();
}
}
PreviewRowsDialog prd =
new PreviewRowsDialog(
shell,
transMeta,
SWT.NONE,
wStepname.getText(),
progressDialog.getPreviewRowsMeta(wStepname.getText()),
progressDialog.getPreviewRows(wStepname.getText()),
loggingText);
prd.open();
}
}
