Examples with PropertyChangeCommand org.talend.designer.core.ui.editor.cmd.PropertyChangeCommand used on opensource projects

Example 16 with PropertyChangeCommand

use of org.talend.designer.core.ui.editor.cmd.PropertyChangeCommand in project tdi-studio-se by Talend.

the class SubjobContainerFigure method initFigure.

/**
     * DOC rdubois Comment method "initFigure".
     */
protected void initFigure() {
    outlineFigure = new RoundedRectangle();
    rectFig = new RoundedRectangle();
    titleFigure = new SimpleHtmlFigure();
    titleFigure.setOpaque(true);
    collapseFigure = new SubjobCollapseFigure();
    collapseFigure.addActionListener(new ActionListener() {

        @Override
        public void actionPerformed(ActionEvent event) {
            IProcess2 process = subjobContainer.getProcess();
            if (!process.isReadOnly()) {
                PropertyChangeCommand ppc = new PropertyChangeCommand(subjobContainer, EParameterName.COLLAPSED.getName(), !subjobContainer.isCollapsed());
                boolean executed = false;
                if (process instanceof IGEFProcess) {
                    IDesignerCoreUIService designerCoreUIService = CoreUIPlugin.getDefault().getDesignerCoreUIService();
                    if (designerCoreUIService != null) {
                        executed = designerCoreUIService.executeCommand((IGEFProcess) process, ppc);
                    }
                }
                if (!executed) {
                    ppc.execute();
                }
                reSelection();
            }
        }
    });
}

Example 17 with PropertyChangeCommand

use of org.talend.designer.core.ui.editor.cmd.PropertyChangeCommand in project tdi-studio-se by Talend.

the class HadoopJarSetupController method createControl.

/*
     * (non-Javadoc)
     * 
     * @see
     * org.talend.designer.core.ui.editor.properties.controllers.AbstractElementPropertySectionController#createControl
     * (org.eclipse.swt.widgets.Composite, org.talend.core.model.process.IElementParameter, int, int, int,
     * org.eclipse.swt.widgets.Control)
     */
@Override
public Control createControl(Composite subComposite, final IElementParameter param, int numInRow, int nbInRow, int top, Control lastControl) {
    final Composite container = subComposite;
    //$NON-NLS-1$
    Button subButton = getWidgetFactory().createButton(container, "", SWT.PUSH);
    subButton.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            initHadoopVersionType();
            boolean readonly = false;
            String readOnlyIfString = param.getReadOnlyIf();
            if (StringUtils.isNotEmpty(readOnlyIfString)) {
                if (param.isReadOnly(elem.getElementParameters())) {
                    readonly = true;
                }
            }
            // if readonly is true, then needn't to do this check, since it's aim is check readonly also
            if (readonly == false) {
                IElementParameter propertyParameter = elem.getElementParameter(EParameterName.PROPERTY_TYPE.getName());
                if (propertyParameter != null) {
                    if (EmfComponent.REPOSITORY.equals(propertyParameter.getValue())) {
                        readonly = true;
                    }
                }
            }
            HadoopCustomVersionDefineDialog customVersionDialog = new HadoopCustomVersionDefineDialog(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(), getCustomVersionMap()) {

                @Override
                protected ECustomVersionType[] getDisplayTypes() {
                    return new ECustomVersionType[] { versionType };
                }
            };
            IElementParameter sparkLocalParam = elem.getElementParameter(HadoopConstants.SPARK_LOCAL_MODE);
            IElementParameter sparkParam = elem.getElementParameter(HadoopConstants.SPARK_MODE);
            boolean isSparkLocalMode = false;
            if (sparkLocalParam != null) {
                isSparkLocalMode = (Boolean) sparkLocalParam.getValue();
            }
            if (sparkParam != null) {
                String sparkMode = null;
                if (isSparkLocalMode) {
                    //$NON-NLS-1$
                    sparkMode = "LOCAL";
                } else {
                    //$NON-NLS-1$
                    sparkMode = "" + sparkParam.getValue();
                }
                customVersionDialog.setSparkMode(sparkMode);
                customVersionDialog.setSparkStreamingMode(sparkMode);
            }
            customVersionDialog.setReadonly(readonly);
            Set<String> oldLibList = customVersionDialog.getLibList(versionType.getGroup());
            if (customVersionDialog.open() == Window.OK) {
                Set<String> newLibList = customVersionDialog.getLibList(versionType.getGroup());
                if (oldLibList != null && newLibList != null && oldLibList.size() == newLibList.size() && oldLibList.containsAll(newLibList)) {
                // means nothing changes, so nothing need to do
                } else {
                    // changed
                    String customJars = customVersionDialog.getLibListStr(versionType.getGroup());
                    executeCommand(new PropertyChangeCommand(elem, EParameterName.HADOOP_CUSTOM_JARS.getName(), StringUtils.trimToEmpty(customJars)));
                }
            }
        }
    });
    subButton.setImage(ImageProvider.getImage(CoreUIPlugin.getImageDescriptor(DOTS_BUTTON)));
    FormData data = new FormData();
    data.left = new FormAttachment(lastControl, 0);
    data.right = new FormAttachment(lastControl, STANDARD_BUTTON_WIDTH, SWT.RIGHT);
    data.top = new FormAttachment(0, top);
    data.height = STANDARD_HEIGHT - 2;
    subButton.setLayoutData(data);
    return container;
}

Example 18 with PropertyChangeCommand

use of org.talend.designer.core.ui.editor.cmd.PropertyChangeCommand in project tdi-studio-se by Talend.

the class FileController method createCommand.

/*
     * (non-Javadoc)
     * 
     * @see
     * org.talend.designer.core.ui.editor.properties2.editors.AbstractElementPropertySectionController#createCommand()
     */
public Command createCommand(Button button) {
    FileDialog dial = new FileDialog(composite.getShell(), SWT.NONE);
    String propertyName = (String) button.getData(PARAMETER_NAME);
    Text filePathText = (Text) hashCurControls.get(propertyName);
    String extractedFilePath = PathExtractor.extractPath(filePathText.getText());
    dial.setFileName(new Path(extractedFilePath).toOSString());
    String file = dial.open();
    if (file != null) {
        if (!file.equals("")) {
            //$NON-NLS-1$
            if (!file.equals(elem.getPropertyValue(propertyName))) {
                String portableValue = Path.fromOSString(file).toPortableString();
                if (!isInWizard()) {
                    portableValue = TalendTextUtils.addQuotes(portableValue);
                }
                filePathText.setText(portableValue);
                return new PropertyChangeCommand(elem, propertyName, portableValue);
            }
        }
    }
    return null;
}

Example 19 with PropertyChangeCommand

use of org.talend.designer.core.ui.editor.cmd.PropertyChangeCommand in project tdi-studio-se by Talend.

the class UpdateNodeParameterCommand method execute.

@Override
public void execute() {
    if (result == null) {
        return;
    }
    Object updateObject = result.getUpdateObject();
    if (updateObject == null || (!(updateObject instanceof Node)) || (!(result.getJob() instanceof IProcess))) {
        return;
    }
    // instance of node before might not be good (loaded while check updates needed)
    // so get the instance of the node of the current job in this object.
    IProcess process = (IProcess) result.getJob();
    for (INode node : process.getGraphicalNodes()) {
        if (node.getUniqueName().equals(((Node) updateObject).getUniqueName())) {
            updateObject = node;
            result.setUpdateObject(updateObject);
            break;
        }
    }
    IUpdateItemType updateType = result.getUpdateType();
    if (updateType instanceof EUpdateItemType) {
        switch((EUpdateItemType) updateType) {
            case NODE_PROPERTY:
                updateProperty();
                break;
            case NODE_SCHEMA:
                updateSchema();
                break;
            case NODE_QUERY:
                updateQuery();
                break;
            case NODE_SAP_FUNCTION:
                updateSAPParameters();
                break;
            case NODE_SAP_IDOC:
                updateSAPIDocParameters();
                break;
            case NODE_VALIDATION_RULE:
                updateValidationRule();
                break;
            default:
                return;
        }
    }
    // else { // for extension
    Node node = (Node) updateObject;
    if (node.getProcess() instanceof IProcess2) {
        PropertyChangeCommand pcc = new PropertyChangeCommand(node, EParameterName.UPDATE_COMPONENTS.getName(), Boolean.TRUE);
        boolean executed = false;
        if (process instanceof IGEFProcess) {
            IDesignerCoreUIService designerCoreUIService = CoreUIPlugin.getDefault().getDesignerCoreUIService();
            if (designerCoreUIService != null) {
                executed = designerCoreUIService.executeCommand((IGEFProcess) process, pcc);
            }
        }
        if (!executed) {
            pcc.execute();
        }
    }
}

Example 20 with PropertyChangeCommand

use of org.talend.designer.core.ui.editor.cmd.PropertyChangeCommand in project tdi-studio-se by Talend.

the class SchemaReferenceController method createButtonCommand.

@Override
protected Command createButtonCommand(Button button) {
    if (checkForRepositoryShema(button)) {
        return null;
    }
    Button inputButton = button;
    IElementParameter switchParam = elem.getElementParameter(EParameterName.REPOSITORY_ALLOW_AUTO_SWITCH.getName());
    if (inputButton.getData(NAME).equals(SCHEMA)) {
        // this map wil hold the all input connection for the tUnite component
        Map<INode, Map<IMetadataTable, Boolean>> inputInfos = new HashMap<INode, Map<IMetadataTable, Boolean>>();
        INode node;
        if (elem instanceof Node) {
            node = (INode) elem;
        } else {
            // else instanceof Connection
            node = ((IConnection) elem).getSource();
        }
        IMetadataTable inputMetadata = null, inputMetaCopy = null;
        Connection inputConec = null;
        String propertyName = (String) inputButton.getData(PARAMETER_NAME);
        IElementParameter param = node.getElementParameter(propertyName);
        IElementParameter connectionParam = param.getChildParameters().get(EParameterName.CONNECTION.getName());
        String connectionName = null;
        if (connectionParam != null) {
            connectionName = (String) connectionParam.getValue();
        }
        Object obj = button.getData(FORCE_READ_ONLY);
        boolean forceReadOnly = false;
        if (obj != null) {
            forceReadOnly = (Boolean) obj;
        }
        boolean inputReadOnly = false, outputReadOnly = false, inputReadOnlyNode = false, inputReadOnlyParam = false;
        for (Connection connec : (List<Connection>) node.getIncomingConnections()) {
            if (connec.isActivate() && (connec.getLineStyle().equals(EConnectionType.FLOW_MAIN) || connec.getLineStyle().equals(EConnectionType.TABLE) || connec.getLineStyle().equals(EConnectionType.FLOW_MERGE) || connec.getLineStyle() == EConnectionType.FLOW_REF)) {
                if (connectionName != null && !connec.getName().equals(connectionName)) {
                    continue;
                }
                inputMetadata = connec.getMetadataTable();
                inputMetaCopy = inputMetadata.clone();
                inputConec = connec;
                if (connec.getSource().isReadOnly()) {
                    inputReadOnlyNode = true;
                } else {
                    for (IElementParameter curParam : connec.getSource().getElementParameters()) {
                        if (curParam.getFieldType() == EParameterFieldType.SCHEMA_REFERENCE) {
                            if (curParam.isReadOnly()) {
                                inputReadOnlyParam = true;
                            }
                        }
                    }
                }
                // check if the inputMetadata is readonly
                if (inputMetadata != null) {
                    for (IMetadataColumn column : inputMetadata.getListColumns(true)) {
                        IMetadataColumn columnCopied = inputMetaCopy.getColumn(column.getLabel());
                        columnCopied.setCustom(column.isCustom());
                        columnCopied.setReadOnly(column.isReadOnly());
                    }
                    inputMetaCopy.setReadOnly(inputMetadata.isReadOnly());
                    inputReadOnly = prepareReadOnlyTable(inputMetaCopy, inputReadOnlyParam, inputReadOnlyNode);
                }
                // store the value for Dialog
                Map<IMetadataTable, Boolean> oneInput = new HashMap<IMetadataTable, Boolean>();
                oneInput.put(inputMetaCopy, inputReadOnly);
                inputInfos.put(connec.getSource(), oneInput);
            }
        }
        if (connectionParam != null && inputMetadata == null) {
            //$NON-NLS-1$
            MessageDialog.openError(//$NON-NLS-1$
            button.getShell(), //$NON-NLS-1$
            Messages.getString("SchemaReferenceController.inputNotSet"), //$NON-NLS-1$
            Messages.getString("SchemaReferenceController.connectionNotAvaliable"));
            return null;
        }
        IMetadataTable originaleMetadataTable = getMetadataTableFromXml(node);
        // check if the outputMetadata is readonly
        IMetadataTable originaleOutputTable = node.getMetadataFromConnector(param.getContext());
        // when several schema_type button ,need get the right one which is opening
        //$NON-NLS-1$
        IElementParameter schemaParam = param.getChildParameters().get("SCHEMA_TYPE");
        // need setRepository here
        if (!param.getContext().equals(schemaParam.getContext())) {
            //$NON-NLS-1$
            schemaParam = param.getChildParameters().get("SCHEMA_TYPE");
        }
        if (schemaParam != null && EmfComponent.REPOSITORY.equals(schemaParam.getValue())) {
            if (originaleOutputTable != null && originaleOutputTable instanceof MetadataTable) {
                ((MetadataTable) originaleOutputTable).setRepository(true);
            }
        } else if (schemaParam != null && EmfComponent.BUILTIN.equals(schemaParam.getValue())) {
            if (originaleOutputTable != null && originaleOutputTable instanceof MetadataTable) {
                ((MetadataTable) originaleOutputTable).setRepository(false);
            }
        }
        IMetadataTable outputMetaCopy = originaleOutputTable.clone(true);
        for (IMetadataColumn column : originaleOutputTable.getListColumns(true)) {
            IMetadataColumn columnCopied = outputMetaCopy.getColumn(column.getLabel());
            columnCopied.setCustom(column.isCustom());
            columnCopied.setReadOnly(column.isReadOnly());
        }
        outputMetaCopy.setReadOnly(originaleOutputTable.isReadOnly() || param.isReadOnly(node.getElementParametersWithChildrens()));
        //$NON-NLS-1$
        IElementParameter schemaTypeParam = param.getChildParameters().get("SCHEMA_TYPE");
        List<IElementParameterDefaultValue> defaultValues = schemaTypeParam.getDefaultValues();
        for (IElementParameterDefaultValue elementParameterDefaultValue : defaultValues) {
            if (elementParameterDefaultValue.getDefaultValue() instanceof MetadataTable) {
                MetadataTable table = (MetadataTable) elementParameterDefaultValue.getDefaultValue();
                outputMetaCopy.setReadOnlyColumnPosition(table.getReadOnlyColumnPosition());
                break;
            }
        }
        outputMetaCopy.sortCustomColumns();
        if (!forceReadOnly) {
            outputReadOnly = prepareReadOnlyTable(outputMetaCopy, param.isReadOnly(), node.isReadOnly());
        } else {
            outputReadOnly = true;
        }
        MetadataDialog metaDialog = null;
        if (inputMetadata != null) {
            if (inputInfos != null && inputInfos.size() > 1 && connectionName == null) {
                MetadataDialogForMerge metaDialogForMerge = new MetadataDialogForMerge(composite.getShell(), inputInfos, outputMetaCopy, node, getCommandStack());
                //$NON-NLS-1$
                metaDialogForMerge.setText(Messages.getString("SchemaReferenceController.schemaOf") + node.getLabel());
                metaDialogForMerge.setInputReadOnly(inputReadOnly);
                metaDialogForMerge.setOutputReadOnly(outputReadOnly);
                if (metaDialogForMerge.open() == MetadataDialogForMerge.OK) {
                    outputMetaCopy = metaDialogForMerge.getOutputMetaData();
                    // check if the metadata is modified
                    boolean modified = false;
                    if (!outputMetaCopy.sameMetadataAs(originaleOutputTable, IMetadataColumn.OPTIONS_NONE)) {
                        modified = true;
                    } else {
                        if (inputMetadata != null) {
                            // Notice: the Map inputInfos maybe is modified by the dialog.
                            Set<INode> inputNodes = inputInfos.keySet();
                            for (INode inputNode : inputNodes) {
                                Map<IMetadataTable, Boolean> oneInput = inputInfos.get(inputNode);
                                inputMetaCopy = (IMetadataTable) oneInput.keySet().toArray()[0];
                                if (!inputMetaCopy.sameMetadataAs(inputNode.getMetadataList().get(0), IMetadataColumn.OPTIONS_NONE)) {
                                    modified = true;
                                }
                            }
                        }
                    }
                    // create the changeMetadataCommand
                    if (modified) {
                        if (switchParam != null) {
                            switchParam.setValue(Boolean.FALSE);
                        }
                        Command changeMetadataCommand = null;
                        // only output, no input
                        if (inputInfos.isEmpty()) {
                            changeMetadataCommand = new ChangeMetadataCommand(node, param, null, null, null, originaleOutputTable, outputMetaCopy);
                        } else {
                            Set<INode> inputNodes = inputInfos.keySet();
                            int count = 0;
                            for (INode inputNode : inputNodes) {
                                Map<IMetadataTable, Boolean> oneInput = inputInfos.get(inputNode);
                                inputMetaCopy = (IMetadataTable) oneInput.keySet().toArray()[0];
                                if (count == 0) {
                                    changeMetadataCommand = new ChangeMetadataCommand(node, param, inputNode, inputNode.getMetadataList().get(0), inputMetaCopy, originaleOutputTable, outputMetaCopy);
                                } else {
                                    changeMetadataCommand = changeMetadataCommand.chain(new ChangeMetadataCommand(node, param, inputNode, inputNode.getMetadataList().get(0), inputMetaCopy, originaleOutputTable, outputMetaCopy));
                                }
                                count++;
                            }
                        }
                        return changeMetadataCommand;
                    }
                }
            } else {
                INode inputNode = (inputConec.getSource());
                if (inputMetaCopy.getAttachedConnector() == null) {
                    INodeConnector mainConnector;
                    if (inputNode.isELTComponent()) {
                        mainConnector = inputNode.getConnectorFromType(EConnectionType.TABLE);
                    } else {
                        mainConnector = inputNode.getConnectorFromType(EConnectionType.FLOW_MAIN);
                    }
                    inputMetaCopy.setAttachedConnector(mainConnector.getName());
                }
                metaDialog = new MetadataDialog(composite.getShell(), inputMetaCopy, inputNode, outputMetaCopy, node, getCommandStack());
            }
        } else {
            metaDialog = new MetadataDialog(composite.getShell(), outputMetaCopy, node, getCommandStack());
        }
        if (metaDialog != null) {
            //$NON-NLS-1$
            metaDialog.setText(Messages.getString("SchemaReferenceController.schema.title", node.getLabel()));
            metaDialog.setInputReadOnly(inputReadOnly);
            metaDialog.setOutputReadOnly(outputReadOnly);
            if (metaDialog.open() == MetadataDialog.OK) {
                inputMetaCopy = metaDialog.getInputMetaData();
                outputMetaCopy = metaDialog.getOutputMetaData();
                boolean modified = false;
                if (!outputMetaCopy.sameMetadataAs(originaleOutputTable, IMetadataColumn.OPTIONS_NONE)) {
                    modified = true;
                } else {
                    if (inputMetadata != null) {
                        if (!inputMetaCopy.sameMetadataAs(inputMetadata, IMetadataColumn.OPTIONS_NONE)) {
                            modified = true;
                        }
                    }
                }
                if (modified) {
                    if (switchParam != null) {
                        switchParam.setValue(Boolean.FALSE);
                    }
                    INode inputNode = null;
                    if (inputConec != null) {
                        inputNode = inputConec.getSource();
                    }
                    // update the component schema
                    if (param instanceof GenericElementParameter) {
                        GenericElementParameter genericElementParameter = (GenericElementParameter) param;
                        String paramName = genericElementParameter.getName();
                        ComponentProperties componentProperties = node.getComponentProperties();
                        if (componentProperties != null) {
                            org.talend.daikon.properties.property.Property schemaProperty = componentProperties.getValuedProperty(paramName);
                            if (schemaProperty != null) {
                                SchemaUtils.updateComponentSchema(node, outputMetaCopy, null);
                            }
                        }
                    }
                    if (node.getComponent().isSchemaAutoPropagated()) {
                        ChangeMetadataCommand changeMetadataCommand = new ChangeMetadataCommand(node, param, inputNode, inputMetadata, inputMetaCopy, originaleOutputTable, outputMetaCopy);
                        return changeMetadataCommand;
                    } else {
                        ChangeMetadataCommand changeMetadataCommand = new ChangeMetadataCommand(node, param, inputNode, inputMetadata, inputMetaCopy, originaleOutputTable, outputMetaCopy);
                        changeMetadataCommand.setPropagate(Boolean.FALSE);
                        return changeMetadataCommand;
                    }
                }
            }
        }
    } else if (inputButton.getData(NAME).equals(RETRIEVE_SCHEMA)) {
        Node node = (Node) elem;
        // String propertyName = (String) inputButton.getData(PARAMETER_NAME);
        final Command cmd = RetrieveSchemaHelper.retrieveSchemasCommand(node);
        if (switchParam != null) {
            switchParam.setValue(Boolean.FALSE);
        }
        return cmd;
    } else if (inputButton.getData(NAME).equals(RESET_COLUMNS)) {
        Node node = (Node) elem;
        String propertyName = (String) inputButton.getData(PARAMETER_NAME);
        IElementParameter param = node.getElementParameter(propertyName);
        final Command cmd = SynchronizeSchemaHelper.createCommand(node, param);
        if (switchParam != null) {
            switchParam.setValue(Boolean.FALSE);
        }
        return cmd;
    } else if (button.getData(NAME).equals(REPOSITORY_CHOICE)) {
        String paramName = (String) button.getData(PARAMETER_NAME);
        IElementParameter schemaParam = elem.getElementParameter(paramName);
        ERepositoryObjectType type = ERepositoryObjectType.METADATA_CON_TABLE;
        String filter = schemaParam.getFilter();
        RepositoryReviewDialog dialog = new RepositoryReviewDialog(button.getShell(), type, filter);
        if (dialog.open() == RepositoryReviewDialog.OK) {
            RepositoryNode node = dialog.getResult();
            while (node.getObject().getProperty().getItem() == null || (!(node.getObject().getProperty().getItem() instanceof ConnectionItem))) {
                node = node.getParent();
            }
            IRepositoryViewObject object = dialog.getResult().getObject();
            Property property = object.getProperty();
            String id = property.getId();
            // The name is Table Name.
            String name = object.getLabel();
            if (name != null) {
                if (elem instanceof Node) {
                    //$NON-NLS-1$
                    String value = id + " - " + name;
                    //$NON-NLS-1$
                    paramName = paramName + ":" + EParameterName.REPOSITORY_SCHEMA_TYPE.getName();
                    Command selectorCommand = new PropertyChangeCommand(elem, paramName, TalendTextUtils.addQuotes(value));
                    executeCommand(selectorCommand);
                }
            }
            //$NON-NLS-1$
            String value = id + " - " + name;
            //$NON-NLS-1$
            String fullParamName = paramName + ":" + getRepositoryChoiceParamName();
            org.talend.core.model.metadata.builder.connection.Connection connection = null;
            if (elem instanceof Node) {
                IMetadataTable repositoryMetadata = MetadataToolHelper.getMetadataFromRepository(value);
                connection = MetadataToolHelper.getConnectionFromRepository(value);
                // For validation rule.
                boolean isValRulesLost = false;
                IRepositoryViewObject currentValRuleObj = ValidationRulesUtil.getCurrentValidationRuleObjs(elem);
                if (currentValRuleObj != null) {
                    List<IRepositoryViewObject> valRuleObjs = ValidationRulesUtil.getRelatedValidationRuleObjs(value);
                    if (!ValidationRulesUtil.isCurrentValRuleObjInList(valRuleObjs, currentValRuleObj)) {
                        if (!MessageDialog.openConfirm(button.getShell(), //$NON-NLS-1$
                        Messages.getString("SchemaReferenceController.validationrule.title.confirm"), Messages.getString("SchemaReferenceController.validationrule.selectMetadataMsg"))) {
                            //$NON-NLS-1$
                            return null;
                        } else {
                            isValRulesLost = true;
                        }
                    }
                }
                if (repositoryMetadata == null) {
                    repositoryMetadata = new MetadataTable();
                }
                if (switchParam != null) {
                    switchParam.setValue(Boolean.FALSE);
                }
                CompoundCommand cc = new CompoundCommand();
                RepositoryChangeMetadataCommand changeMetadataCommand = new RepositoryChangeMetadataCommand((Node) elem, fullParamName, value, repositoryMetadata, null, null);
                changeMetadataCommand.setConnection(connection);
                cc.add(changeMetadataCommand);
                if (isValRulesLost) {
                    ValidationRulesUtil.appendRemoveValidationRuleCommands(cc, elem);
                }
                return cc;
            }
        }
    } else if (button.getData(NAME).equals(COPY_CHILD_COLUMNS)) {
        String paramName = (String) button.getData(PARAMETER_NAME);
        IElementParameter param = elem.getElementParameter(paramName);
        IElementParameter processParam = elem.getElementParameterFromField(EParameterFieldType.PROCESS_TYPE);
        IElementParameter processIdParam = processParam.getChildParameters().get(EParameterName.PROCESS_TYPE_PROCESS.getName());
        String id = (String) processIdParam.getValue();
        Item item = ItemCacheManager.getProcessItem(id);
        Node node = (Node) elem;
        copySchemaFromChildJob(node, item);
        // pop up the schema dialog
        MetadataDialog metaDialog = new MetadataDialog(composite.getShell(), node.getMetadataList().get(0), node, getCommandStack());
        //$NON-NLS-1$
        metaDialog.setText(Messages.getString("SchemaReferenceController.schemaOf") + node.getLabel());
        if (metaDialog.open() == MetadataDialog.OK) {
            IMetadataTable outputMetaData = metaDialog.getOutputMetaData();
            return new ChangeMetadataCommand(node, param, null, outputMetaData);
        }
    }
    return null;
}