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

Example 91 with RowMetaInterface

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

the class InsertUpdateDialog method setTableFieldCombo.

private void setTableFieldCombo() {
    Runnable fieldLoader = new Runnable() {

        public void run() {
            if (!wTable.isDisposed() && !wConnection.isDisposed() && !wSchema.isDisposed()) {
                final String tableName = wTable.getText(), connectionName = wConnection.getText(), schemaName = wSchema.getText();
                // clear
                for (ColumnInfo colInfo : tableFieldColumns) {
                    colInfo.setComboValues(new String[] {});
                }
                if (!Utils.isEmpty(tableName)) {
                    DatabaseMeta ci = transMeta.findDatabase(connectionName);
                    if (ci != null) {
                        Database db = new Database(loggingObject, ci);
                        try {
                            db.connect();
                            String schemaTable = ci.getQuotedSchemaTableCombination(transMeta.environmentSubstitute(schemaName), transMeta.environmentSubstitute(tableName));
                            RowMetaInterface r = db.getTableFields(schemaTable);
                            if (null != r) {
                                String[] fieldNames = r.getFieldNames();
                                if (null != fieldNames) {
                                    for (ColumnInfo colInfo : tableFieldColumns) {
                                        colInfo.setComboValues(fieldNames);
                                    }
                                }
                            }
                        } catch (Exception e) {
                            for (ColumnInfo colInfo : tableFieldColumns) {
                                colInfo.setComboValues(new String[] {});
                            }
                        // ignore any errors here. drop downs will not be
                        // filled, but no problem for the user
                        } finally {
                            try {
                                if (db != null) {
                                    db.disconnect();
                                }
                            } catch (Exception ignored) {
                                // ignore any errors here.
                                db = null;
                            }
                        }
                    }
                }
            }
        }
    };
    shell.getDisplay().asyncExec(fieldLoader);
}

Example 92 with RowMetaInterface

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

the class InsertUpdateDialog method create.

// Generate code for create table...
// Conversions done by Database
private void create() {
    try {
        InsertUpdateMeta info = new InsertUpdateMeta();
        getInfo(info);
        // new name might not yet be linked to other steps!
        String name = stepname;
        StepMeta stepMeta = new StepMeta(BaseMessages.getString(PKG, "InsertUpdateDialog.StepMeta.Title"), name, info);
        RowMetaInterface prev = transMeta.getPrevStepFields(stepname);
        SQLStatement sql = info.getSQLStatements(transMeta, stepMeta, prev, repository, metaStore);
        if (!sql.hasError()) {
            if (sql.hasSQL()) {
                SQLEditor sqledit = new SQLEditor(transMeta, shell, SWT.NONE, info.getDatabaseMeta(), transMeta.getDbCache(), sql.getSQL());
                sqledit.open();
            } else {
                MessageBox mb = new MessageBox(shell, SWT.OK | SWT.ICON_INFORMATION);
                mb.setMessage(BaseMessages.getString(PKG, "InsertUpdateDialog.NoSQLNeeds.DialogMessage"));
                mb.setText(BaseMessages.getString(PKG, "InsertUpdateDialog.NoSQLNeeds.DialogTitle"));
                mb.open();
            }
        } else {
            MessageBox mb = new MessageBox(shell, SWT.OK | SWT.ICON_ERROR);
            mb.setMessage(sql.getError());
            mb.setText(BaseMessages.getString(PKG, "InsertUpdateDialog.SQLError.DialogTitle"));
            mb.open();
        }
    } catch (KettleException ke) {
        new ErrorDialog(shell, BaseMessages.getString(PKG, "InsertUpdateDialog.CouldNotBuildSQL.DialogTitle"), BaseMessages.getString(PKG, "InsertUpdateDialog.CouldNotBuildSQL.DialogMessage"), ke);
    }
}

Example 93 with RowMetaInterface

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

the class IngresVectorwiseLoaderDialog 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() {
    // Determine the source and target fields...
    // 
    RowMetaInterface sourceFields;
    RowMetaInterface targetFields;
    try {
        sourceFields = transMeta.getPrevStepFields(stepMeta);
    } catch (KettleException e) {
        new ErrorDialog(shell, BaseMessages.getString(PKG, "IngresVectorWiseLoaderDialog.DoMapping.UnableToFindSourceFields.Title"), BaseMessages.getString(PKG, "IngresVectorWiseLoaderDialog.DoMapping.UnableToFindSourceFields.Message"), e);
        return;
    }
    // refresh data
    input.setDatabaseMeta(transMeta.findDatabase(serverConnection.getText()));
    input.setTablename(transMeta.environmentSubstitute(wTable.getText()));
    StepMetaInterface stepMetaInterface = stepMeta.getStepMetaInterface();
    try {
        targetFields = stepMetaInterface.getRequiredFields(transMeta);
    } catch (KettleException e) {
        new ErrorDialog(shell, BaseMessages.getString(PKG, "IngresVectorWiseLoaderDialog.DoMapping.UnableToFindTargetFields.Title"), BaseMessages.getString(PKG, "IngresVectorWiseLoaderDialog.DoMapping.UnableToFindTargetFields.Message"), e);
        return;
    }
    String[] inputNames = new String[sourceFields.size()];
    for (int i = 0; i < sourceFields.size(); i++) {
        ValueMetaInterface value = sourceFields.getValueMeta(i);
        inputNames[i] = value.getName() + EnterMappingDialog.STRING_ORIGIN_SEPARATOR + value.getOrigin() + ")";
    }
    // Create the existing mapping list...
    // 
    List<SourceToTargetMapping> mappings = new ArrayList<SourceToTargetMapping>();
    StringBuilder missingSourceFields = new StringBuilder();
    StringBuilder missingTargetFields = new StringBuilder();
    int nrFields = wFields.nrNonEmpty();
    for (int i = 0; i < nrFields; i++) {
        TableItem item = wFields.getNonEmpty(i);
        String source = item.getText(2);
        String target = item.getText(1);
        int sourceIndex = sourceFields.indexOfValue(source);
        if (sourceIndex < 0) {
            missingSourceFields.append(Const.CR + "   " + source + " --> " + target);
        }
        int targetIndex = targetFields.indexOfValue(target);
        if (targetIndex < 0) {
            missingTargetFields.append(Const.CR + "   " + source + " --> " + target);
        }
        if (sourceIndex < 0 || targetIndex < 0) {
            continue;
        }
        SourceToTargetMapping mapping = new SourceToTargetMapping(sourceIndex, targetIndex);
        mappings.add(mapping);
    }
    // 
    if (missingSourceFields.length() > 0 || missingTargetFields.length() > 0) {
        String message = "";
        if (missingSourceFields.length() > 0) {
            message += BaseMessages.getString(PKG, "IngresVectorWiseLoaderDialog.DoMapping.SomeSourceFieldsNotFound", missingSourceFields.toString()) + Const.CR;
        }
        if (missingTargetFields.length() > 0) {
            message += BaseMessages.getString(PKG, "IngresVectorWiseLoaderDialog.DoMapping.SomeTargetFieldsNotFound", missingSourceFields.toString()) + Const.CR;
        }
        message += Const.CR;
        message += BaseMessages.getString(PKG, "IngresVectorWiseLoaderDialog.DoMapping.SomeFieldsNotFoundContinue") + Const.CR;
        MessageDialog.setDefaultImage(GUIResource.getInstance().getImageSpoon());
        boolean goOn = MessageDialog.openConfirm(shell, BaseMessages.getString(PKG, "IngresVectorWiseLoaderDialog.DoMapping.SomeFieldsNotFoundTitle"), message);
        if (!goOn) {
            return;
        }
    }
    EnterMappingDialog d = new EnterMappingDialog(IngresVectorwiseLoaderDialog.this.shell, sourceFields.getFieldNames(), targetFields.getFieldNames(), mappings);
    mappings = d.open();
    // 
    if (mappings != null) {
        // Clear and re-populate!
        // 
        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(2, sourceFields.getValueMeta(mapping.getSourcePosition()).getName());
            item.setText(1, targetFields.getValueMeta(mapping.getTargetPosition()).getName());
        }
        wFields.setRowNums();
        wFields.optWidth(true);
    }
}

Example 94 with RowMetaInterface

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

the class JaninoDialog 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, currentMeta);
    ModifyListener lsMod = new ModifyListener() {

        public void modifyText(ModifyEvent e) {
            currentMeta.setChanged();
        }
    };
    changed = currentMeta.hasChanged();
    FormLayout formLayout = new FormLayout();
    formLayout.marginWidth = Const.FORM_MARGIN;
    formLayout.marginHeight = Const.FORM_MARGIN;
    shell.setLayout(formLayout);
    shell.setText(BaseMessages.getString(PKG, "JaninoDialog.DialogTitle"));
    int middle = props.getMiddlePct();
    int margin = Const.MARGIN;
    // Stepname line
    wlStepname = new Label(shell, SWT.RIGHT);
    wlStepname.setText(BaseMessages.getString(PKG, "System.Label.StepName"));
    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, "JaninoDialog.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 FieldsRows = currentMeta.getFormula() != null ? currentMeta.getFormula().length : 1;
    colinf = new ColumnInfo[] { new ColumnInfo(BaseMessages.getString(PKG, "JaninoDialog.NewField.Column"), ColumnInfo.COLUMN_TYPE_TEXT, false), new ColumnInfo(BaseMessages.getString(PKG, "JaninoDialog.Janino.Column"), ColumnInfo.COLUMN_TYPE_TEXT, false), new ColumnInfo(BaseMessages.getString(PKG, "JaninoDialog.ValueType.Column"), ColumnInfo.COLUMN_TYPE_CCOMBO, ValueMetaFactory.getValueMetaNames()), new ColumnInfo(BaseMessages.getString(PKG, "JaninoDialog.Length.Column"), ColumnInfo.COLUMN_TYPE_TEXT, false), new ColumnInfo(BaseMessages.getString(PKG, "JaninoDialog.Precision.Column"), ColumnInfo.COLUMN_TYPE_TEXT, false), new ColumnInfo(BaseMessages.getString(PKG, "JaninoDialog.Replace.Column"), ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] {}) };
    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(), new Integer(i));
                    }
                    setComboBoxes();
                } catch (KettleException e) {
                    logError(BaseMessages.getString(PKG, "JaninoDialog.Log.UnableToFindInput"));
                }
            }
        }
    };
    new Thread(runnable).start();
    wFields.addModifyListener(new ModifyListener() {

        public void modifyText(ModifyEvent arg0) {
            // Now set the combo's
            shell.getDisplay().asyncExec(new Runnable() {

                public void run() {
                    setComboBoxes();
                }
            });
        }
    });
    // Some buttons
    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"));
    setButtonPositions(new Button[] { wOK, wCancel }, margin, null);
    // Add listeners
    lsCancel = new Listener() {

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

        public void handleEvent(Event e) {
            ok();
        }
    };
    wCancel.addListener(SWT.Selection, lsCancel);
    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();
    currentMeta.setChanged(changed);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    return stepname;
}

Example 95 with RowMetaInterface

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

the class LoadFileInputDialog method setDynamicFilenameField.

private void setDynamicFilenameField() {
    if (!gotPreviousFields) {
        try {
            String field = wFilenameField.getText();
            wFilenameField.removeAll();
            RowMetaInterface r = transMeta.getPrevStepFields(stepname);
            if (r != null) {
                wFilenameField.setItems(r.getFieldNames());
            }
            if (field != null) {
                wFilenameField.setText(field);
            }
        } catch (KettleException ke) {
            new ErrorDialog(shell, BaseMessages.getString(PKG, "LoadFileInputDialog.FailedToGetFields.DialogTitle"), BaseMessages.getString(PKG, "LoadFileInputDialog.FailedToGetFields.DialogMessage"), ke);
        }
        gotPreviousFields = true;
    }
}