Examples with RowMetaInterface org.pentaho.di.core.row.RowMetaInterface used on opensource projects

Example 6 with RowMetaInterface

use of org.pentaho.di.core.row.RowMetaInterface in project pentaho-kettle by pentaho.

the class CsvInputDialog method open.

public String open() {
    Shell parent = getParent();
    Display display = parent.getDisplay();
    shell = new Shell(parent, SWT.DIALOG_TRIM | SWT.RESIZE | SWT.MIN | SWT.MAX);
    props.setLook(shell);
    setShellImage(shell, inputMeta);
    ModifyListener lsMod = new ModifyListener() {

        public void modifyText(ModifyEvent e) {
            inputMeta.setChanged();
        }
    };
    changed = inputMeta.hasChanged();
    ModifyListener lsContent = new ModifyListener() {

        @Override
        public void modifyText(ModifyEvent arg0) {
        // asyncUpdatePreview();
        }
    };
    initializing = true;
    previewBusy = new AtomicBoolean(false);
    FormLayout formLayout = new FormLayout();
    formLayout.marginWidth = Const.FORM_MARGIN;
    formLayout.marginHeight = Const.FORM_MARGIN;
    shell.setLayout(formLayout);
    shell.setText(BaseMessages.getString(PKG, "CsvInputDialog.Shell.Title"));
    int middle = props.getMiddlePct();
    int margin = Const.MARGIN;
    // Step name line
    // 
    wlStepname = new Label(shell, SWT.RIGHT);
    wlStepname.setText(BaseMessages.getString(PKG, "CsvInputDialog.Stepname.Label"));
    props.setLook(wlStepname);
    fdlStepname = new FormData();
    fdlStepname.left = new FormAttachment(0, 0);
    fdlStepname.right = new FormAttachment(middle, -margin);
    fdlStepname.top = new FormAttachment(0, margin);
    wlStepname.setLayoutData(fdlStepname);
    wStepname = new Text(shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
    props.setLook(wStepname);
    wStepname.addModifyListener(lsMod);
    fdStepname = new FormData();
    fdStepname.left = new FormAttachment(middle, 0);
    fdStepname.top = new FormAttachment(0, margin);
    fdStepname.right = new FormAttachment(100, 0);
    wStepname.setLayoutData(fdStepname);
    Control lastControl = wStepname;
    // See if the step receives input. If so, we don't ask for the filename, but
    // for the filename field.
    // 
    isReceivingInput = transMeta.findNrPrevSteps(stepMeta) > 0;
    if (isReceivingInput) {
        RowMetaInterface previousFields;
        try {
            previousFields = transMeta.getPrevStepFields(stepMeta);
        } catch (KettleStepException e) {
            new ErrorDialog(shell, BaseMessages.getString(PKG, "CsvInputDialog.ErrorDialog.UnableToGetInputFields.Title"), BaseMessages.getString(PKG, "CsvInputDialog.ErrorDialog.UnableToGetInputFields.Message"), e);
            previousFields = new RowMeta();
        }
        // The filename field ...
        // 
        Label wlFilename = new Label(shell, SWT.RIGHT);
        wlFilename.setText(BaseMessages.getString(PKG, inputMeta.getDescription("FILENAME_FIELD")));
        props.setLook(wlFilename);
        FormData fdlFilename = new FormData();
        fdlFilename.top = new FormAttachment(lastControl, margin);
        fdlFilename.left = new FormAttachment(0, 0);
        fdlFilename.right = new FormAttachment(middle, -margin);
        wlFilename.setLayoutData(fdlFilename);
        wFilenameField = new CCombo(shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
        wFilenameField.setItems(previousFields.getFieldNames());
        props.setLook(wFilenameField);
        wFilenameField.addModifyListener(lsMod);
        FormData fdFilename = new FormData();
        fdFilename.top = new FormAttachment(lastControl, margin);
        fdFilename.left = new FormAttachment(middle, 0);
        fdFilename.right = new FormAttachment(100, 0);
        wFilenameField.setLayoutData(fdFilename);
        lastControl = wFilenameField;
        // Checkbox to include the filename in the output...
        // 
        Label wlIncludeFilename = new Label(shell, SWT.RIGHT);
        wlIncludeFilename.setText(BaseMessages.getString(PKG, inputMeta.getDescription("INCLUDE_FILENAME")));
        props.setLook(wlIncludeFilename);
        FormData fdlIncludeFilename = new FormData();
        fdlIncludeFilename.top = new FormAttachment(lastControl, margin);
        fdlIncludeFilename.left = new FormAttachment(0, 0);
        fdlIncludeFilename.right = new FormAttachment(middle, -margin);
        wlIncludeFilename.setLayoutData(fdlIncludeFilename);
        wIncludeFilename = new Button(shell, SWT.CHECK);
        props.setLook(wIncludeFilename);
        wFilenameField.addModifyListener(lsMod);
        FormData fdIncludeFilename = new FormData();
        fdIncludeFilename.top = new FormAttachment(lastControl, margin);
        fdIncludeFilename.left = new FormAttachment(middle, 0);
        fdIncludeFilename.right = new FormAttachment(100, 0);
        wIncludeFilename.setLayoutData(fdIncludeFilename);
        lastControl = wIncludeFilename;
    } else {
        // Filename...
        // 
        // The filename browse button
        // 
        wbbFilename = new Button(shell, SWT.PUSH | SWT.CENTER);
        props.setLook(wbbFilename);
        wbbFilename.setText(BaseMessages.getString(PKG, "System.Button.Browse"));
        wbbFilename.setToolTipText(BaseMessages.getString(PKG, "System.Tooltip.BrowseForFileOrDirAndAdd"));
        FormData fdbFilename = new FormData();
        fdbFilename.top = new FormAttachment(lastControl, margin);
        fdbFilename.right = new FormAttachment(100, 0);
        wbbFilename.setLayoutData(fdbFilename);
        // The field itself...
        // 
        Label wlFilename = new Label(shell, SWT.RIGHT);
        wlFilename.setText(BaseMessages.getString(PKG, inputMeta.getDescription("FILENAME")));
        props.setLook(wlFilename);
        FormData fdlFilename = new FormData();
        fdlFilename.top = new FormAttachment(lastControl, margin);
        fdlFilename.left = new FormAttachment(0, 0);
        fdlFilename.right = new FormAttachment(middle, -margin);
        wlFilename.setLayoutData(fdlFilename);
        wFilename = new TextVar(transMeta, shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
        props.setLook(wFilename);
        wFilename.addModifyListener(lsMod);
        FormData fdFilename = new FormData();
        fdFilename.top = new FormAttachment(lastControl, margin);
        fdFilename.left = new FormAttachment(middle, 0);
        fdFilename.right = new FormAttachment(wbbFilename, -margin);
        wFilename.setLayoutData(fdFilename);
        /*
       * wFilename.addFocusListener(new FocusAdapter() {
       *
       * @Override public void focusLost(FocusEvent arg0) { asyncUpdatePreview(); } });
       */
        lastControl = wFilename;
    }
    // delimiter
    Label wlDelimiter = new Label(shell, SWT.RIGHT);
    wlDelimiter.setText(BaseMessages.getString(PKG, inputMeta.getDescription("DELIMITER")));
    props.setLook(wlDelimiter);
    FormData fdlDelimiter = new FormData();
    fdlDelimiter.top = new FormAttachment(lastControl, margin);
    fdlDelimiter.left = new FormAttachment(0, 0);
    fdlDelimiter.right = new FormAttachment(middle, -margin);
    wlDelimiter.setLayoutData(fdlDelimiter);
    wbDelimiter = new Button(shell, SWT.PUSH | SWT.CENTER);
    props.setLook(wbDelimiter);
    wbDelimiter.setText(BaseMessages.getString(PKG, "CsvInputDialog.Delimiter.Button"));
    FormData fdbDelimiter = new FormData();
    fdbDelimiter.top = new FormAttachment(lastControl, margin);
    fdbDelimiter.right = new FormAttachment(100, 0);
    wbDelimiter.setLayoutData(fdbDelimiter);
    wDelimiter = new TextVar(transMeta, shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
    props.setLook(wDelimiter);
    wDelimiter.addModifyListener(lsMod);
    FormData fdDelimiter = new FormData();
    fdDelimiter.top = new FormAttachment(lastControl, margin);
    fdDelimiter.left = new FormAttachment(middle, 0);
    fdDelimiter.right = new FormAttachment(wbDelimiter, -margin);
    wDelimiter.setLayoutData(fdDelimiter);
    wDelimiter.addModifyListener(lsContent);
    lastControl = wDelimiter;
    // enclosure
    Label wlEnclosure = new Label(shell, SWT.RIGHT);
    wlEnclosure.setText(BaseMessages.getString(PKG, inputMeta.getDescription("ENCLOSURE")));
    props.setLook(wlEnclosure);
    FormData fdlEnclosure = new FormData();
    fdlEnclosure.top = new FormAttachment(lastControl, margin);
    fdlEnclosure.left = new FormAttachment(0, 0);
    fdlEnclosure.right = new FormAttachment(middle, -margin);
    wlEnclosure.setLayoutData(fdlEnclosure);
    wEnclosure = new TextVar(transMeta, shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
    props.setLook(wEnclosure);
    wEnclosure.addModifyListener(lsMod);
    FormData fdEnclosure = new FormData();
    fdEnclosure.top = new FormAttachment(lastControl, margin);
    fdEnclosure.left = new FormAttachment(middle, 0);
    fdEnclosure.right = new FormAttachment(100, 0);
    wEnclosure.setLayoutData(fdEnclosure);
    wEnclosure.addModifyListener(lsContent);
    lastControl = wEnclosure;
    // bufferSize
    // 
    Label wlBufferSize = new Label(shell, SWT.RIGHT);
    wlBufferSize.setText(BaseMessages.getString(PKG, inputMeta.getDescription("BUFFERSIZE")));
    props.setLook(wlBufferSize);
    FormData fdlBufferSize = new FormData();
    fdlBufferSize.top = new FormAttachment(lastControl, margin);
    fdlBufferSize.left = new FormAttachment(0, 0);
    fdlBufferSize.right = new FormAttachment(middle, -margin);
    wlBufferSize.setLayoutData(fdlBufferSize);
    wBufferSize = new TextVar(transMeta, shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
    props.setLook(wBufferSize);
    wBufferSize.addModifyListener(lsMod);
    FormData fdBufferSize = new FormData();
    fdBufferSize.top = new FormAttachment(lastControl, margin);
    fdBufferSize.left = new FormAttachment(middle, 0);
    fdBufferSize.right = new FormAttachment(100, 0);
    wBufferSize.setLayoutData(fdBufferSize);
    lastControl = wBufferSize;
    // performingLazyConversion?
    // 
    Label wlLazyConversion = new Label(shell, SWT.RIGHT);
    wlLazyConversion.setText(BaseMessages.getString(PKG, inputMeta.getDescription("LAZY_CONVERSION")));
    props.setLook(wlLazyConversion);
    FormData fdlLazyConversion = new FormData();
    fdlLazyConversion.top = new FormAttachment(lastControl, margin);
    fdlLazyConversion.left = new FormAttachment(0, 0);
    fdlLazyConversion.right = new FormAttachment(middle, -margin);
    wlLazyConversion.setLayoutData(fdlLazyConversion);
    wLazyConversion = new Button(shell, SWT.CHECK);
    props.setLook(wLazyConversion);
    FormData fdLazyConversion = new FormData();
    fdLazyConversion.top = new FormAttachment(lastControl, margin);
    fdLazyConversion.left = new FormAttachment(middle, 0);
    fdLazyConversion.right = new FormAttachment(100, 0);
    wLazyConversion.setLayoutData(fdLazyConversion);
    lastControl = wLazyConversion;
    // header row?
    // 
    Label wlHeaderPresent = new Label(shell, SWT.RIGHT);
    wlHeaderPresent.setText(BaseMessages.getString(PKG, inputMeta.getDescription("HEADER_PRESENT")));
    props.setLook(wlHeaderPresent);
    FormData fdlHeaderPresent = new FormData();
    fdlHeaderPresent.top = new FormAttachment(lastControl, margin);
    fdlHeaderPresent.left = new FormAttachment(0, 0);
    fdlHeaderPresent.right = new FormAttachment(middle, -margin);
    wlHeaderPresent.setLayoutData(fdlHeaderPresent);
    wHeaderPresent = new Button(shell, SWT.CHECK);
    props.setLook(wHeaderPresent);
    FormData fdHeaderPresent = new FormData();
    fdHeaderPresent.top = new FormAttachment(lastControl, margin);
    fdHeaderPresent.left = new FormAttachment(middle, 0);
    fdHeaderPresent.right = new FormAttachment(100, 0);
    wHeaderPresent.setLayoutData(fdHeaderPresent);
    /*
     * wHeaderPresent.addSelectionListener(new SelectionAdapter() {
     *
     * @Override public void widgetSelected(SelectionEvent arg0) { asyncUpdatePreview(); } });
     */
    lastControl = wHeaderPresent;
    wlAddResult = new Label(shell, SWT.RIGHT);
    wlAddResult.setText(BaseMessages.getString(PKG, inputMeta.getDescription("ADD_FILENAME_RESULT")));
    props.setLook(wlAddResult);
    fdlAddResult = new FormData();
    fdlAddResult.left = new FormAttachment(0, 0);
    fdlAddResult.top = new FormAttachment(wHeaderPresent, margin);
    fdlAddResult.right = new FormAttachment(middle, -margin);
    wlAddResult.setLayoutData(fdlAddResult);
    wAddResult = new Button(shell, SWT.CHECK);
    props.setLook(wAddResult);
    wAddResult.setToolTipText(BaseMessages.getString(PKG, inputMeta.getTooltip("ADD_FILENAME_RESULT")));
    fdAddResult = new FormData();
    fdAddResult.left = new FormAttachment(middle, 0);
    fdAddResult.top = new FormAttachment(wHeaderPresent, margin);
    wAddResult.setLayoutData(fdAddResult);
    lastControl = wAddResult;
    // The field itself...
    // 
    Label wlRowNumField = new Label(shell, SWT.RIGHT);
    wlRowNumField.setText(BaseMessages.getString(PKG, inputMeta.getDescription("ROW_NUM_FIELD")));
    props.setLook(wlRowNumField);
    FormData fdlRowNumField = new FormData();
    fdlRowNumField.top = new FormAttachment(lastControl, margin);
    fdlRowNumField.left = new FormAttachment(0, 0);
    fdlRowNumField.right = new FormAttachment(middle, -margin);
    wlRowNumField.setLayoutData(fdlRowNumField);
    wRowNumField = new TextVar(transMeta, shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
    props.setLook(wRowNumField);
    wRowNumField.addModifyListener(lsMod);
    FormData fdRowNumField = new FormData();
    fdRowNumField.top = new FormAttachment(lastControl, margin);
    fdRowNumField.left = new FormAttachment(middle, 0);
    fdRowNumField.right = new FormAttachment(100, 0);
    wRowNumField.setLayoutData(fdRowNumField);
    lastControl = wRowNumField;
    // running in parallel?
    // 
    wlRunningInParallel = new Label(shell, SWT.RIGHT);
    wlRunningInParallel.setText(BaseMessages.getString(PKG, inputMeta.getDescription("PARALLEL")));
    props.setLook(wlRunningInParallel);
    FormData fdlRunningInParallel = new FormData();
    fdlRunningInParallel.top = new FormAttachment(lastControl, margin);
    fdlRunningInParallel.left = new FormAttachment(0, 0);
    fdlRunningInParallel.right = new FormAttachment(middle, -margin);
    wlRunningInParallel.setLayoutData(fdlRunningInParallel);
    wRunningInParallel = new Button(shell, SWT.CHECK);
    props.setLook(wRunningInParallel);
    FormData fdRunningInParallel = new FormData();
    fdRunningInParallel.top = new FormAttachment(lastControl, margin);
    fdRunningInParallel.left = new FormAttachment(middle, 0);
    wRunningInParallel.setLayoutData(fdRunningInParallel);
    lastControl = wRunningInParallel;
    // Is a new line possible in a field?
    // 
    Label wlNewlinePossible = new Label(shell, SWT.RIGHT);
    wlNewlinePossible.setText(BaseMessages.getString(PKG, inputMeta.getDescription("NEWLINE_POSSIBLE")));
    props.setLook(wlNewlinePossible);
    FormData fdlNewlinePossible = new FormData();
    fdlNewlinePossible.top = new FormAttachment(lastControl, margin);
    fdlNewlinePossible.left = new FormAttachment(0, 0);
    fdlNewlinePossible.right = new FormAttachment(middle, -margin);
    wlNewlinePossible.setLayoutData(fdlNewlinePossible);
    wNewlinePossible = new Button(shell, SWT.CHECK);
    props.setLook(wNewlinePossible);
    FormData fdNewlinePossible = new FormData();
    fdNewlinePossible.top = new FormAttachment(lastControl, margin);
    fdNewlinePossible.left = new FormAttachment(middle, 0);
    wNewlinePossible.setLayoutData(fdNewlinePossible);
    wNewlinePossible.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent event) {
            setFlags();
        }
    });
    wNewlinePossible.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent arg0) {
            asyncUpdatePreview();
        }
    });
    lastControl = wNewlinePossible;
    // Encoding
    Label wlEncoding = new Label(shell, SWT.RIGHT);
    wlEncoding.setText(BaseMessages.getString(PKG, inputMeta.getDescription("ENCODING")));
    props.setLook(wlEncoding);
    FormData fdlEncoding = new FormData();
    fdlEncoding.top = new FormAttachment(lastControl, margin);
    fdlEncoding.left = new FormAttachment(0, 0);
    fdlEncoding.right = new FormAttachment(middle, -margin);
    wlEncoding.setLayoutData(fdlEncoding);
    wEncoding = new ComboVar(transMeta, shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
    props.setLook(wEncoding);
    wEncoding.addModifyListener(lsMod);
    FormData fdEncoding = new FormData();
    fdEncoding.top = new FormAttachment(lastControl, margin);
    fdEncoding.left = new FormAttachment(middle, 0);
    fdEncoding.right = new FormAttachment(100, 0);
    wEncoding.setLayoutData(fdEncoding);
    wEncoding.addModifyListener(lsContent);
    lastControl = wEncoding;
    wEncoding.addFocusListener(new FocusListener() {

        public void focusLost(org.eclipse.swt.events.FocusEvent e) {
        }

        public void focusGained(org.eclipse.swt.events.FocusEvent e) {
            Cursor busy = new Cursor(shell.getDisplay(), SWT.CURSOR_WAIT);
            shell.setCursor(busy);
            setEncodings();
            shell.setCursor(null);
            busy.dispose();
        }
    });
    // Some buttons first, so that the dialog scales nicely...
    // 
    wOK = new Button(shell, SWT.PUSH);
    wOK.setText(BaseMessages.getString(PKG, "System.Button.OK"));
    wCancel = new Button(shell, SWT.PUSH);
    wCancel.setText(BaseMessages.getString(PKG, "System.Button.Cancel"));
    wPreview = new Button(shell, SWT.PUSH);
    wPreview.setText(BaseMessages.getString(PKG, "System.Button.Preview"));
    wPreview.setEnabled(!isReceivingInput);
    wGet = new Button(shell, SWT.PUSH);
    wGet.setText(BaseMessages.getString(PKG, "System.Button.GetFields"));
    wGet.setEnabled(!isReceivingInput);
    setButtonPositions(new Button[] { wOK, wGet, wPreview, wCancel }, margin, null);
    // Fields
    ColumnInfo[] colinf = new ColumnInfo[] { new ColumnInfo(BaseMessages.getString(PKG, inputMeta.getDescription("FIELD_NAME")), ColumnInfo.COLUMN_TYPE_TEXT, false), new ColumnInfo(BaseMessages.getString(PKG, inputMeta.getDescription("FIELD_TYPE")), ColumnInfo.COLUMN_TYPE_CCOMBO, ValueMetaFactory.getValueMetaNames(), true), new ColumnInfo(BaseMessages.getString(PKG, inputMeta.getDescription("FIELD_FORMAT")), ColumnInfo.COLUMN_TYPE_FORMAT, 2), new ColumnInfo(BaseMessages.getString(PKG, inputMeta.getDescription("FIELD_LENGTH")), ColumnInfo.COLUMN_TYPE_TEXT, false), new ColumnInfo(BaseMessages.getString(PKG, inputMeta.getDescription("FIELD_PRECISION")), ColumnInfo.COLUMN_TYPE_TEXT, false), new ColumnInfo(BaseMessages.getString(PKG, inputMeta.getDescription("FIELD_CURRENCY")), ColumnInfo.COLUMN_TYPE_TEXT, false), new ColumnInfo(BaseMessages.getString(PKG, inputMeta.getDescription("FIELD_DECIMAL")), ColumnInfo.COLUMN_TYPE_TEXT, false), new ColumnInfo(BaseMessages.getString(PKG, inputMeta.getDescription("FIELD_GROUP")), ColumnInfo.COLUMN_TYPE_TEXT, false), new ColumnInfo(BaseMessages.getString(PKG, inputMeta.getDescription("FIELD_TRIM_TYPE")), ColumnInfo.COLUMN_TYPE_CCOMBO, ValueMetaString.trimTypeDesc) };
    colinf[2].setComboValuesSelectionListener(new ComboValuesSelectionListener() {

        public String[] getComboValues(TableItem tableItem, int rowNr, int colNr) {
            String[] comboValues = new String[] {};
            int type = ValueMetaFactory.getIdForValueMeta(tableItem.getText(colNr - 1));
            switch(type) {
                case ValueMetaInterface.TYPE_DATE:
                    comboValues = Const.getDateFormats();
                    break;
                case ValueMetaInterface.TYPE_INTEGER:
                case ValueMetaInterface.TYPE_BIGNUMBER:
                case ValueMetaInterface.TYPE_NUMBER:
                    comboValues = Const.getNumberFormats();
                    break;
                default:
                    break;
            }
            return comboValues;
        }
    });
    wFields = new TableView(transMeta, shell, SWT.FULL_SELECTION | SWT.MULTI, colinf, 1, lsMod, props);
    FormData fdFields = new FormData();
    fdFields.top = new FormAttachment(lastControl, margin * 2);
    fdFields.bottom = new FormAttachment(wOK, -margin * 2);
    fdFields.left = new FormAttachment(0, 0);
    fdFields.right = new FormAttachment(100, 0);
    wFields.setLayoutData(fdFields);
    wFields.setContentListener(lsContent);
    // Add listeners
    lsCancel = new Listener() {

        public void handleEvent(Event e) {
            cancel();
        }
    };
    lsOK = new Listener() {

        public void handleEvent(Event e) {
            ok();
        }
    };
    lsPreview = new Listener() {

        public void handleEvent(Event e) {
            preview();
        }
    };
    lsGet = new Listener() {

        public void handleEvent(Event e) {
            getCSV();
        }
    };
    wCancel.addListener(SWT.Selection, lsCancel);
    wOK.addListener(SWT.Selection, lsOK);
    wPreview.addListener(SWT.Selection, lsPreview);
    wGet.addListener(SWT.Selection, lsGet);
    lsDef = new SelectionAdapter() {

        public void widgetDefaultSelected(SelectionEvent e) {
            ok();
        }
    };
    wStepname.addSelectionListener(lsDef);
    if (wFilename != null) {
        wFilename.addSelectionListener(lsDef);
    }
    if (wFilenameField != null) {
        wFilenameField.addSelectionListener(lsDef);
    }
    wDelimiter.addSelectionListener(lsDef);
    wEnclosure.addSelectionListener(lsDef);
    wBufferSize.addSelectionListener(lsDef);
    wRowNumField.addSelectionListener(lsDef);
    // Allow the insertion of tabs as separator...
    wbDelimiter.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent se) {
            Text t = wDelimiter.getTextWidget();
            if (t != null) {
                t.insert("\t");
            }
        }
    });
    if (wbbFilename != null) {
        // Listen to the browse button next to the file name
        wbbFilename.addSelectionListener(new SelectionAdapter() {

            public void widgetSelected(SelectionEvent e) {
                FileDialog dialog = new FileDialog(shell, SWT.OPEN);
                dialog.setFilterExtensions(new String[] { "*.txt;*.csv", "*.csv", "*.txt", "*" });
                if (wFilename.getText() != null) {
                    String fname = transMeta.environmentSubstitute(wFilename.getText());
                    dialog.setFileName(fname);
                }
                dialog.setFilterNames(new String[] { BaseMessages.getString(PKG, "System.FileType.CSVFiles") + ", " + BaseMessages.getString(PKG, "System.FileType.TextFiles"), BaseMessages.getString(PKG, "System.FileType.CSVFiles"), BaseMessages.getString(PKG, "System.FileType.TextFiles"), BaseMessages.getString(PKG, "System.FileType.AllFiles") });
                if (dialog.open() != null) {
                    String str = dialog.getFilterPath() + System.getProperty("file.separator") + dialog.getFileName();
                    wFilename.setText(str);
                }
            }
        });
    }
    // Detect X or ALT-F4 or something that kills this window...
    shell.addShellListener(new ShellAdapter() {

        public void shellClosed(ShellEvent e) {
            cancel();
        }
    });
    // Set the shell size, based upon previous time...
    setSize();
    getData();
    inputMeta.setChanged(changed);
    initializing = false;
    // Update the preview window.
    // 
    // asyncUpdatePreview();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    return stepname;
}

Example 7 with RowMetaInterface

use of org.pentaho.di.core.row.RowMetaInterface in project pentaho-kettle by pentaho.

the class SelectValuesDialog method generateMappings.

/**
 * Reads in the fields from the previous steps and from the ONE next step and opens an EnterMappingDialog with this
 * information. After the user did the mapping, those information is put into the Select/Rename table.
 */
private void generateMappings() {
    if (!bPreviousFieldsLoaded) {
        MessageDialog.openError(shell, BaseMessages.getString(PKG, "SelectValuesDialog.ColumnInfo.Loading"), BaseMessages.getString(PKG, "SelectValuesDialog.ColumnInfo.Loading"));
        return;
    }
    if ((wRemove.getItemCount() > 0) || (wMeta.getItemCount() > 0)) {
        for (int i = 0; i < wRemove.getItemCount(); i++) {
            String[] columns = wRemove.getItem(i);
            for (int a = 0; a < columns.length; a++) {
                if (columns[a].length() > 0) {
                    MessageDialog.openError(shell, BaseMessages.getString(PKG, "SelectValuesDialog.DoMapping.NoDeletOrMetaTitle"), BaseMessages.getString(PKG, "SelectValuesDialog.DoMapping.NoDeletOrMeta"));
                    return;
                }
            }
        }
        for (int i = 0; i < wMeta.getItemCount(); i++) {
            String[] columns = wMeta.getItem(i);
            for (int a = 0; a < columns.length; a++) {
                String col = columns[a];
                if (col.length() > 0) {
                    MessageDialog.openError(shell, BaseMessages.getString(PKG, "SelectValuesDialog.DoMapping.NoDeletOrMetaTitle"), BaseMessages.getString(PKG, "SelectValuesDialog.DoMapping.NoDeletOrMeta"));
                    return;
                }
            }
        }
    }
    RowMetaInterface nextStepRequiredFields = null;
    StepMeta stepMeta = new StepMeta(stepname, input);
    List<StepMeta> nextSteps = transMeta.findNextSteps(stepMeta);
    if (nextSteps.size() == 0 || nextSteps.size() > 1) {
        MessageDialog.openError(shell, BaseMessages.getString(PKG, "SelectValuesDialog.DoMapping.NoNextStepTitle"), BaseMessages.getString(PKG, "SelectValuesDialog.DoMapping.NoNextStep"));
        return;
    }
    StepMeta outputStepMeta = nextSteps.get(0);
    StepMetaInterface stepMetaInterface = outputStepMeta.getStepMetaInterface();
    try {
        nextStepRequiredFields = stepMetaInterface.getRequiredFields(transMeta);
    } catch (KettleException e) {
        logError(BaseMessages.getString(PKG, "SelectValuesDialog.DoMapping.UnableToFindOutput"));
        nextStepRequiredFields = new RowMeta();
    }
    String[] inputNames = new String[prevFields.size()];
    for (int i = 0; i < prevFields.size(); i++) {
        ValueMetaInterface value = prevFields.getValueMeta(i);
        inputNames[i] = value.getName() + EnterMappingDialog.STRING_ORIGIN_SEPARATOR + value.getOrigin() + ")";
    }
    String[] outputNames = new String[nextStepRequiredFields.size()];
    for (int i = 0; i < nextStepRequiredFields.size(); i++) {
        outputNames[i] = nextStepRequiredFields.getValueMeta(i).getName();
    }
    String[] selectName = new String[wFields.getItemCount()];
    String[] selectRename = new String[wFields.getItemCount()];
    for (int i = 0; i < wFields.getItemCount(); i++) {
        selectName[i] = wFields.getItem(i, 1);
        selectRename[i] = wFields.getItem(i, 2);
    }
    List<SourceToTargetMapping> mappings = new ArrayList<SourceToTargetMapping>();
    StringBuilder missingFields = new StringBuilder();
    for (int i = 0; i < selectName.length; i++) {
        String valueName = selectName[i];
        String valueRename = selectRename[i];
        int inIndex = prevFields.indexOfValue(valueName);
        if (inIndex < 0) {
            missingFields.append(Const.CR + "   " + valueName + " --> " + valueRename);
            continue;
        }
        if (null == valueRename || valueRename.equals("")) {
            valueRename = valueName;
        }
        int outIndex = nextStepRequiredFields.indexOfValue(valueRename);
        if (outIndex < 0) {
            missingFields.append(Const.CR + "   " + valueName + " --> " + valueRename);
            continue;
        }
        SourceToTargetMapping mapping = new SourceToTargetMapping(inIndex, outIndex);
        mappings.add(mapping);
    }
    // show a confirm dialog if some misconfiguration was found
    if (missingFields.length() > 0) {
        MessageDialog.setDefaultImage(GUIResource.getInstance().getImageSpoon());
        boolean goOn = MessageDialog.openConfirm(shell, BaseMessages.getString(PKG, "SelectValuesDialog.DoMapping.SomeFieldsNotFoundTitle"), BaseMessages.getString(PKG, "SelectValuesDialog.DoMapping.SomeFieldsNotFound", missingFields.toString()));
        if (!goOn) {
            return;
        }
    }
    EnterMappingDialog d = new EnterMappingDialog(SelectValuesDialog.this.shell, inputNames, outputNames, mappings);
    mappings = d.open();
    // 
    if (mappings != null) {
        wFields.table.removeAll();
        wFields.table.setItemCount(mappings.size());
        for (int i = 0; i < mappings.size(); i++) {
            SourceToTargetMapping mapping = mappings.get(i);
            TableItem item = wFields.table.getItem(i);
            item.setText(1, prevFields.getValueMeta(mapping.getSourcePosition()).getName());
            item.setText(2, outputNames[mapping.getTargetPosition()]);
        }
        wFields.setRowNums();
        wFields.optWidth(true);
        wTabFolder.setSelection(0);
    }
}

Example 8 with RowMetaInterface

use of org.pentaho.di.core.row.RowMetaInterface in project pentaho-kettle by pentaho.

the class SetValueConstantDialog method get.

private void get() {
    try {
        RowMetaInterface r = transMeta.getPrevStepFields(stepMeta);
        if (r != null) {
            TableItemInsertListener insertListener = new TableItemInsertListener() {

                public boolean tableItemInserted(TableItem tableItem, ValueMetaInterface v) {
                    return true;
                }
            };
            BaseStepDialog.getFieldsFromPrevious(r, wFields, 1, new int[] { 1 }, new int[] {}, -1, -1, insertListener);
        }
    } catch (KettleException ke) {
        new ErrorDialog(shell, BaseMessages.getString(PKG, "System.Dialog.GetFieldsFailed.Title"), BaseMessages.getString(PKG, "System.Dialog.GetFieldsFailed.Message"), ke);
    }
}

Example 9 with RowMetaInterface

use of org.pentaho.di.core.row.RowMetaInterface in project pentaho-kettle by pentaho.

the class SetValueConstantDialog method open.

public String open() {
    Shell parent = getParent();
    Display display = parent.getDisplay();
    shell = new Shell(parent, SWT.DIALOG_TRIM | SWT.RESIZE | SWT.MIN | SWT.MAX);
    props.setLook(shell);
    setShellImage(shell, input);
    lsMod = new ModifyListener() {

        public void modifyText(ModifyEvent e) {
            input.setChanged();
        }
    };
    changed = input.hasChanged();
    oldlsMod = lsMod;
    FormLayout formLayout = new FormLayout();
    formLayout.marginWidth = Const.FORM_MARGIN;
    formLayout.marginHeight = Const.FORM_MARGIN;
    middle = props.getMiddlePct();
    margin = Const.MARGIN;
    shell.setLayout(formLayout);
    shell.setText(BaseMessages.getString(PKG, "SetValueConstantDialog.Shell.Title"));
    // Stepname line
    wlStepname = new Label(shell, SWT.RIGHT);
    wlStepname.setText(BaseMessages.getString(PKG, "SetValueConstantDialog.Stepname.Label"));
    props.setLook(wlStepname);
    fdlStepname = new FormData();
    fdlStepname.left = new FormAttachment(0, 0);
    fdlStepname.right = new FormAttachment(middle, -margin);
    fdlStepname.top = new FormAttachment(0, margin);
    wlStepname.setLayoutData(fdlStepname);
    wStepname = new Text(shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
    wStepname.setText(stepname);
    props.setLook(wStepname);
    wStepname.addModifyListener(lsMod);
    fdStepname = new FormData();
    fdStepname.left = new FormAttachment(middle, 0);
    fdStepname.top = new FormAttachment(0, margin);
    fdStepname.right = new FormAttachment(100, 0);
    wStepname.setLayoutData(fdStepname);
    // Use variable?
    wluseVars = new Label(shell, SWT.RIGHT);
    wluseVars.setText(BaseMessages.getString(PKG, "SetValueConstantDialog.useVars.Label"));
    props.setLook(wluseVars);
    FormData fdlUpdate = new FormData();
    fdlUpdate.left = new FormAttachment(0, 0);
    fdlUpdate.right = new FormAttachment(middle, -margin);
    fdlUpdate.top = new FormAttachment(wStepname, 2 * margin);
    wluseVars.setLayoutData(fdlUpdate);
    wuseVars = new Button(shell, SWT.CHECK);
    wuseVars.setToolTipText(BaseMessages.getString(PKG, "SetValueConstantDialog.useVars.Tooltip"));
    props.setLook(wuseVars);
    FormData fdUpdate = new FormData();
    fdUpdate.left = new FormAttachment(middle, 0);
    fdUpdate.top = new FormAttachment(wStepname, 2 * margin);
    fdUpdate.right = new FormAttachment(100, 0);
    wuseVars.setLayoutData(fdUpdate);
    // Table with fields
    wlFields = new Label(shell, SWT.NONE);
    wlFields.setText(BaseMessages.getString(PKG, "SetValueConstantDialog.Fields.Label"));
    props.setLook(wlFields);
    fdlFields = new FormData();
    fdlFields.left = new FormAttachment(0, 0);
    fdlFields.top = new FormAttachment(wuseVars, margin);
    wlFields.setLayoutData(fdlFields);
    int FieldsCols = 4;
    final int FieldsRows = input.getFieldName().length;
    colinf = new ColumnInfo[FieldsCols];
    colinf[0] = new ColumnInfo(BaseMessages.getString(PKG, "SetValueConstantDialog.Fieldname.Column"), ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] {}, false);
    colinf[1] = new ColumnInfo(BaseMessages.getString(PKG, "SetValueConstantDialog.Value.Column"), ColumnInfo.COLUMN_TYPE_TEXT, false);
    colinf[2] = new ColumnInfo(BaseMessages.getString(PKG, "SetValueConstantDialog.Value.ConversionMask"), ColumnInfo.COLUMN_TYPE_CCOMBO, Const.getDateFormats());
    colinf[3] = new ColumnInfo(BaseMessages.getString(PKG, "SetValueConstantDialog.Value.SetEmptyString"), ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] { BaseMessages.getString(PKG, "System.Combo.Yes"), BaseMessages.getString(PKG, "System.Combo.No") });
    wFields = new TableView(transMeta, shell, SWT.BORDER | SWT.FULL_SELECTION | SWT.MULTI, colinf, FieldsRows, oldlsMod, props);
    fdFields = new FormData();
    fdFields.left = new FormAttachment(0, 0);
    fdFields.top = new FormAttachment(wlFields, margin);
    fdFields.right = new FormAttachment(100, 0);
    fdFields.bottom = new FormAttachment(100, -50);
    wFields.setLayoutData(fdFields);
    // 
    // Search the fields in the background
    // 
    final Runnable runnable = new Runnable() {

        public void run() {
            StepMeta stepMeta = transMeta.findStep(stepname);
            if (stepMeta != null) {
                try {
                    RowMetaInterface row = transMeta.getPrevStepFields(stepMeta);
                    // Remember these fields...
                    for (int i = 0; i < row.size(); i++) {
                        inputFields.put(row.getValueMeta(i).getName(), Integer.valueOf(i));
                    }
                    setComboBoxes();
                } catch (KettleException e) {
                    logError(BaseMessages.getString(PKG, "System.Dialog.GetFieldsFailed.Message"));
                }
            }
        }
    };
    new Thread(runnable).start();
    wOK = new Button(shell, SWT.PUSH);
    wOK.setText(BaseMessages.getString(PKG, "System.Button.OK"));
    wGet = new Button(shell, SWT.PUSH);
    wGet.setText(BaseMessages.getString(PKG, "System.Button.GetFields"));
    wCancel = new Button(shell, SWT.PUSH);
    wCancel.setText(BaseMessages.getString(PKG, "System.Button.Cancel"));
    setButtonPositions(new Button[] { wOK, wGet, wCancel }, margin, wFields);
    // Add listeners
    lsCancel = new Listener() {

        public void handleEvent(Event e) {
            cancel();
        }
    };
    lsGet = new Listener() {

        public void handleEvent(Event e) {
            get();
        }
    };
    lsOK = new Listener() {

        public void handleEvent(Event e) {
            ok();
        }
    };
    wCancel.addListener(SWT.Selection, lsCancel);
    wOK.addListener(SWT.Selection, lsOK);
    wGet.addListener(SWT.Selection, lsGet);
    lsDef = new SelectionAdapter() {

        public void widgetDefaultSelected(SelectionEvent e) {
            ok();
        }
    };
    wStepname.addSelectionListener(lsDef);
    // Detect X or ALT-F4 or something that kills this window...
    shell.addShellListener(new ShellAdapter() {

        public void shellClosed(ShellEvent e) {
            cancel();
        }
    });
    // Set the shell size, based upon previous time...
    setSize();
    getData();
    input.setChanged(changed);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    return stepname;
}

Example 10 with RowMetaInterface

use of org.pentaho.di.core.row.RowMetaInterface in project pentaho-kettle by pentaho.

the class SetValueFieldDialog method open.

public String open() {
    Shell parent = getParent();
    Display display = parent.getDisplay();
    shell = new Shell(parent, SWT.DIALOG_TRIM | SWT.RESIZE | SWT.MAX | SWT.MIN);
    props.setLook(shell);
    setShellImage(shell, input);
    ModifyListener lsMod = new ModifyListener() {

        public void modifyText(ModifyEvent e) {
            input.setChanged();
        }
    };
    changed = input.hasChanged();
    FormLayout formLayout = new FormLayout();
    formLayout.marginWidth = Const.FORM_MARGIN;
    formLayout.marginHeight = Const.FORM_MARGIN;
    shell.setLayout(formLayout);
    shell.setText(BaseMessages.getString(PKG, "SetValueFieldDialog.Shell.Label"));
    int middle = props.getMiddlePct();
    int margin = Const.MARGIN;
    // Stepname line
    wlStepname = new Label(shell, SWT.RIGHT);
    wlStepname.setText(BaseMessages.getString(PKG, "SetValueFieldDialog.Stepname.Label"));
    props.setLook(wlStepname);
    fdlStepname = new FormData();
    fdlStepname.left = new FormAttachment(0, 0);
    fdlStepname.right = new FormAttachment(middle, -margin);
    fdlStepname.top = new FormAttachment(0, margin);
    wlStepname.setLayoutData(fdlStepname);
    wStepname = new Text(shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
    wStepname.setText(stepname);
    props.setLook(wStepname);
    wStepname.addModifyListener(lsMod);
    fdStepname = new FormData();
    fdStepname.left = new FormAttachment(middle, 0);
    fdStepname.top = new FormAttachment(0, margin);
    fdStepname.right = new FormAttachment(100, 0);
    wStepname.setLayoutData(fdStepname);
    wlFields = new Label(shell, SWT.NONE);
    wlFields.setText(BaseMessages.getString(PKG, "SetValueFieldDialog.Fields.Label"));
    props.setLook(wlFields);
    fdlFields = new FormData();
    fdlFields.left = new FormAttachment(0, 0);
    fdlFields.top = new FormAttachment(wStepname, margin);
    wlFields.setLayoutData(fdlFields);
    final int FieldsCols = 2;
    final int FieldsRows = input.getFieldName().length;
    colinf = new ColumnInfo[FieldsCols];
    colinf[0] = new ColumnInfo(BaseMessages.getString(PKG, "SetValueFieldDialog.ColumnInfo.Name"), ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] { "" }, false);
    colinf[1] = new ColumnInfo(BaseMessages.getString(PKG, "SetValueFieldDialog.ColumnInfo.ValueFromField"), ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] { "" }, false);
    wFields = new TableView(transMeta, shell, SWT.BORDER | SWT.FULL_SELECTION | SWT.MULTI, colinf, FieldsRows, lsMod, props);
    fdFields = new FormData();
    fdFields.left = new FormAttachment(0, 0);
    fdFields.top = new FormAttachment(wlFields, margin);
    fdFields.right = new FormAttachment(100, 0);
    fdFields.bottom = new FormAttachment(100, -50);
    wFields.setLayoutData(fdFields);
    // 
    // Search the fields in the background
    final Runnable runnable = new Runnable() {

        public void run() {
            StepMeta stepMeta = transMeta.findStep(stepname);
            if (stepMeta != null) {
                try {
                    RowMetaInterface row = transMeta.getPrevStepFields(stepMeta);
                    // Remember these fields...
                    for (int i = 0; i < row.size(); i++) {
                        inputFields.put(row.getValueMeta(i).getName(), Integer.valueOf(i));
                    }
                    setComboBoxes();
                } catch (KettleException e) {
                    logError("It was not possible to get the list of input fields from previous steps", e);
                }
            }
        }
    };
    new Thread(runnable).start();
    // Some buttons
    wOK = new Button(shell, SWT.PUSH);
    wOK.setText(BaseMessages.getString(PKG, "System.Button.OK"));
    wGet = new Button(shell, SWT.PUSH);
    wGet.setText(BaseMessages.getString(PKG, "System.Button.GetFields"));
    wCancel = new Button(shell, SWT.PUSH);
    wCancel.setText(BaseMessages.getString(PKG, "System.Button.Cancel"));
    setButtonPositions(new Button[] { wOK, wGet, wCancel }, margin, wFields);
    // Add listeners
    lsCancel = new Listener() {

        public void handleEvent(Event e) {
            cancel();
        }
    };
    lsGet = new Listener() {

        public void handleEvent(Event e) {
            get();
        }
    };
    lsOK = new Listener() {

        public void handleEvent(Event e) {
            ok();
        }
    };
    wCancel.addListener(SWT.Selection, lsCancel);
    wGet.addListener(SWT.Selection, lsGet);
    wOK.addListener(SWT.Selection, lsOK);
    lsDef = new SelectionAdapter() {

        public void widgetDefaultSelected(SelectionEvent e) {
            ok();
        }
    };
    wStepname.addSelectionListener(lsDef);
    // Detect X or ALT-F4 or something that kills this window...
    shell.addShellListener(new ShellAdapter() {

        public void shellClosed(ShellEvent e) {
            cancel();
        }
    });
    // Set the shell size, based upon previous time...
    setSize();
    getData();
    input.setChanged(changed);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    return stepname;
}