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

Example 31 with RowMetaInterface

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

the class MySQLBulkLoaderDialog 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 32 with RowMetaInterface

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

the class NormaliserDialog 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, "NormaliserDialog.Shell.Title"));
    int middle = props.getMiddlePct();
    int margin = Const.MARGIN;
    // Stepname line
    wlStepname = new Label(shell, SWT.RIGHT);
    wlStepname.setText(BaseMessages.getString(PKG, "NormaliserDialog.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);
    // Typefield line
    wlTypefield = new Label(shell, SWT.RIGHT);
    wlTypefield.setText(BaseMessages.getString(PKG, "NormaliserDialog.TypeField.Label"));
    props.setLook(wlTypefield);
    fdlTypefield = new FormData();
    fdlTypefield.left = new FormAttachment(0, 0);
    fdlTypefield.right = new FormAttachment(middle, -margin);
    fdlTypefield.top = new FormAttachment(wStepname, margin);
    wlTypefield.setLayoutData(fdlTypefield);
    wTypefield = new Text(shell, SWT.SINGLE | SWT.LEFT | SWT.BORDER);
    wTypefield.setText("");
    props.setLook(wTypefield);
    wTypefield.addModifyListener(lsMod);
    fdTypefield = new FormData();
    fdTypefield.left = new FormAttachment(middle, 0);
    fdTypefield.top = new FormAttachment(wStepname, margin);
    fdTypefield.right = new FormAttachment(100, 0);
    wTypefield.setLayoutData(fdTypefield);
    wlFields = new Label(shell, SWT.NONE);
    wlFields.setText(BaseMessages.getString(PKG, "NormaliserDialog.Fields.Label"));
    props.setLook(wlFields);
    fdlFields = new FormData();
    fdlFields.left = new FormAttachment(0, 0);
    fdlFields.top = new FormAttachment(wTypefield, margin);
    wlFields.setLayoutData(fdlFields);
    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, "NormaliserDialog.GetFields.Button"));
    wCancel = new Button(shell, SWT.PUSH);
    wCancel.setText(BaseMessages.getString(PKG, "System.Button.Cancel"));
    setButtonPositions(new Button[] { wOK, wCancel, wGet }, margin, null);
    final int fieldsCols = 3;
    final int fieldsRows = input.getNormaliserFields().length;
    colinf = new ColumnInfo[fieldsCols];
    colinf[0] = new ColumnInfo(BaseMessages.getString(PKG, "NormaliserDialog.ColumnInfo.Fieldname"), ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] { "" }, false);
    colinf[1] = new ColumnInfo(BaseMessages.getString(PKG, "NormaliserDialog.ColumnInfo.Type"), ColumnInfo.COLUMN_TYPE_TEXT, false);
    colinf[2] = new ColumnInfo(BaseMessages.getString(PKG, "NormaliserDialog.ColumnInfo.NewField"), ColumnInfo.COLUMN_TYPE_TEXT, 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(wOK, -2 * margin);
    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();
    // Add listeners
    lsOK = new Listener() {

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

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

        public void handleEvent(Event e) {
            cancel();
        }
    };
    wOK.addListener(SWT.Selection, lsOK);
    wGet.addListener(SWT.Selection, lsGet);
    wCancel.addListener(SWT.Selection, lsCancel);
    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();
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    return stepname;
}

Example 33 with RowMetaInterface

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

the class NullIfDialog 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, "NullIfDialog.Shell.Label"));
    int middle = props.getMiddlePct();
    int margin = Const.MARGIN;
    // Stepname line
    wlStepname = new Label(shell, SWT.RIGHT);
    wlStepname.setText(BaseMessages.getString(PKG, "NullIfDialog.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, "NullIfDialog.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.getFields().length;
    colinf = new ColumnInfo[FieldsCols];
    colinf[0] = new ColumnInfo(BaseMessages.getString(PKG, "NullIfDialog.ColumnInfo.Name"), ColumnInfo.COLUMN_TYPE_CCOMBO, new String[] { "" }, false);
    colinf[1] = new ColumnInfo(BaseMessages.getString(PKG, "NullIfDialog.ColumnInfo.ValueToNull"), ColumnInfo.COLUMN_TYPE_TEXT, 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(BaseMessages.getString(PKG, "System.Dialog.GetFieldsFailed.Message"));
                }
            }
        }
    };
    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, wCancel, wGet }, 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;
}

Example 34 with RowMetaInterface

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

the class OraBulkLoaderDialog 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, "OraBulkLoaderDialog.DoMapping.UnableToFindSourceFields.Title"), BaseMessages.getString(PKG, "OraBulkLoaderDialog.DoMapping.UnableToFindSourceFields.Message"), e);
        return;
    }
    // refresh data
    input.setDatabaseMeta(transMeta.findDatabase(wConnection.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, "OraBulkLoaderDialog.DoMapping.UnableToFindTargetFields.Title"), BaseMessages.getString(PKG, "OraBulkLoaderDialog.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 = wReturn.nrNonEmpty();
    for (int i = 0; i < nrFields; i++) {
        TableItem item = wReturn.getNonEmpty(i);
        String source = item.getText(2);
        String target = item.getText(1);
        int sourceIndex = sourceFields.indexOfValue(source);
        if (sourceIndex < 0) {
            missingSourceFields.append(Const.CR).append("   ").append(source).append(" --> ").append(target);
        }
        int targetIndex = targetFields.indexOfValue(target);
        if (targetIndex < 0) {
            missingTargetFields.append(Const.CR).append("   ").append(source).append(" --> ").append(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, "OraBulkLoaderDialog.DoMapping.SomeSourceFieldsNotFound", missingSourceFields.toString()) + Const.CR;
        }
        if (missingTargetFields.length() > 0) {
            message += BaseMessages.getString(PKG, "OraBulkLoaderDialog.DoMapping.SomeTargetFieldsNotFound", missingSourceFields.toString()) + Const.CR;
        }
        message += Const.CR;
        message += BaseMessages.getString(PKG, "OraBulkLoaderDialog.DoMapping.SomeFieldsNotFoundContinue") + Const.CR;
        MessageDialog.setDefaultImage(GUIResource.getInstance().getImageSpoon());
        boolean goOn = MessageDialog.openConfirm(shell, BaseMessages.getString(PKG, "OraBulkLoaderDialog.DoMapping.SomeFieldsNotFoundTitle"), message);
        if (!goOn) {
            return;
        }
    }
    EnterMappingDialog d = new EnterMappingDialog(OraBulkLoaderDialog.this.shell, sourceFields.getFieldNames(), targetFields.getFieldNames(), mappings);
    mappings = d.open();
    // 
    if (mappings != null) {
        // Clear and re-populate!
        // 
        wReturn.table.removeAll();
        wReturn.table.setItemCount(mappings.size());
        for (int i = 0; i < mappings.size(); i++) {
            SourceToTargetMapping mapping = mappings.get(i);
            TableItem item = wReturn.table.getItem(i);
            item.setText(2, sourceFields.getValueMeta(mapping.getSourcePosition()).getName());
            item.setText(1, targetFields.getValueMeta(mapping.getTargetPosition()).getName());
        }
        wReturn.setRowNums();
        wReturn.optWidth(true);
    }
}

Example 35 with RowMetaInterface

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

the class OraBulkLoaderDialog method getUpdate.

private void getUpdate() {
    try {
        RowMetaInterface r = transMeta.getPrevStepFields(stepname);
        if (r != null) {
            TableItemInsertListener listener = new TableItemInsertListener() {

                public boolean tableItemInserted(TableItem tableItem, ValueMetaInterface v) {
                    if (v.getType() == ValueMetaInterface.TYPE_DATE) {
                        // The default is date mask.
                        tableItem.setText(3, BaseMessages.getString(PKG, "OraBulkLoaderDialog.DateMask.Label"));
                    } else {
                        tableItem.setText(3, "");
                    }
                    return true;
                }
            };
            BaseStepDialog.getFieldsFromPrevious(r, wReturn, 1, new int[] { 1, 2 }, new int[] {}, -1, -1, listener);
        }
    } catch (KettleException ke) {
        new ErrorDialog(shell, BaseMessages.getString(PKG, "OraBulkLoaderDialog.FailedToGetFields.DialogTitle"), BaseMessages.getString(PKG, "OraBulkLoaderDialog.FailedToGetFields.DialogMessage"), ke);
    }
}