RenameDatabaseTypeAction.java

/*******************************************************************************
 * Copyright (c) 1998, 2015 Oracle and/or its affiliates. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
 * which accompanies this distribution.
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.tools.workbench.platformsplugin.ui.type;

import java.util.Iterator;

import javax.swing.tree.TreePath;

import org.eclipse.persistence.tools.workbench.framework.action.AbstractFrameworkAction;
import org.eclipse.persistence.tools.workbench.framework.app.ApplicationNode;
import org.eclipse.persistence.tools.workbench.framework.context.WorkbenchContext;
import org.eclipse.persistence.tools.workbench.framework.ui.dialog.NewNameDialog;
import org.eclipse.persistence.tools.workbench.platformsmodel.DatabasePlatform;
import org.eclipse.persistence.tools.workbench.platformsmodel.DatabaseType;
import org.eclipse.persistence.tools.workbench.utility.iterators.TransformationIterator;


/**
 * prompt the user for a new name for each of the selected nodes
 */
final class RenameDatabaseTypeAction extends AbstractFrameworkAction {

    public RenameDatabaseTypeAction(WorkbenchContext context) {
        super(context);
    }

    protected void initialize() {
        this.initializeTextAndMnemonic("RENAME_DATABASE_TYPE");
        // no accelerator
        this.initializeIcon("RENAME_DATABASE_TYPE");
        this.initializeToolTipText("RENAME_DATABASE_TYPE.TOOL_TIP");
    }

    protected void execute() {
        // save the selection state, so we can restore it when we are done
        TreePath[] paths = this.navigatorSelectionModel().getSelectionPaths();

        NewNameDialog.Builder builder = this.buildNewNameDialogBuilder();
        ApplicationNode[] nodes = this.selectedNodes();
        for (int i = nodes.length; i-- > 0; ) {
            this.execute(((DatabaseTypeNode) nodes[i]).getDatabaseType(), builder);
        }

        // restore the selection state
        this.navigatorSelectionModel().setSelectionPaths(paths);
    }

    private NewNameDialog.Builder buildNewNameDialogBuilder() {
        // set the properties that stay the same for every node
        NewNameDialog.Builder builder = new NewNameDialog.Builder();
        builder.setTitle(this.resourceRepository().getString("RENAME_DATABASE_TYPE_DIALOG_TITLE"));
        builder.setTextFieldDescription(this.resourceRepository().getString("RENAME_DATABASE_TYPE_DIALOG_DESCRIPTION"));
        builder.setHelpTopicId("dialog.dbTypeRename");
        return builder;
    }

    protected void execute(DatabaseType dbType, NewNameDialog.Builder builder) {
        // the list of existing names can change with each type
        builder.setExistingNames(this.existingTypeNames(dbType.getPlatform()));
        builder.setOriginalName(dbType.getName());
        NewNameDialog dialog = builder.buildDialog(this.getWorkbenchContext());
        dialog.show();
        if (dialog.wasConfirmed()) {
            dbType.setName(dialog.getNewName());
        }
    }

    private Iterator existingTypeNames(DatabasePlatform platform) {
        return new TransformationIterator(platform.databaseTypes()) {
            protected Object transform(Object next) {
                return ((DatabaseType) next).getName();
            }
        };
    }

}