Examples with SystemDataMeta org.pentaho.di.trans.steps.systemdata.SystemDataMeta used on opensource projects

Example 1 with SystemDataMeta

use of org.pentaho.di.trans.steps.systemdata.SystemDataMeta in project pentaho-kettle by pentaho.

the class SystemDataDialog method preview.

// Preview the data
private void preview() {
    try {
        SystemDataMeta oneMeta = new SystemDataMeta();
        getInfo(oneMeta);
        TransMeta previewMeta = TransPreviewFactory.generatePreviewTransformation(transMeta, oneMeta, wStepname.getText());
        EnterNumberDialog numberDialog = new EnterNumberDialog(shell, props.getDefaultPreviewSize(), BaseMessages.getString(PKG, "SystemDataDialog.NumberRows.DialogTitle"), BaseMessages.getString(PKG, "SystemDataDialog.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, "SystemDataDialog.ErrorPreviewingData.DialogTitle"), BaseMessages.getString(PKG, "SystemDataDialog.ErrorPreviewingData.DialogMessage"), e);
    }
}