Examples with GetTableNamesMeta org.pentaho.di.trans.steps.gettablenames.GetTableNamesMeta used on opensource projects

Example 1 with GetTableNamesMeta

use of org.pentaho.di.trans.steps.gettablenames.GetTableNamesMeta in project pentaho-kettle by pentaho.

the class GetTableNamesDialog method preview.

// 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();
        }
    }
}