/* | |
* Copyright (C) 2012 The Android Open Source Project | |
* | |
* Licensed under the Apache License, Version 2.0 (the "License"); | |
* you may not use this file except in compliance with the License. | |
* You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software | |
* distributed under the License is distributed on an "AS IS" BASIS, | |
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
* See the License for the specific language governing permissions and | |
* limitations under the License. | |
*/ | |
package com.motorolamobility.studio.android.db.core.command; | |
import java.util.HashSet; | |
import java.util.List; | |
import java.util.Set; | |
import org.eclipse.core.commands.AbstractHandler; | |
import org.eclipse.core.commands.ExecutionEvent; | |
import org.eclipse.core.commands.ExecutionException; | |
import org.eclipse.datatools.modelbase.sql.tables.Table; | |
import org.eclipse.jface.dialogs.Dialog; | |
import org.eclipse.jface.dialogs.MessageDialog; | |
import org.eclipse.jface.wizard.WizardDialog; | |
import org.eclipse.osgi.util.NLS; | |
import org.eclipse.swt.widgets.Shell; | |
import org.eclipse.ui.PlatformUI; | |
import com.motorolamobility.studio.android.db.core.DbCoreActivator; | |
import com.motorolamobility.studio.android.db.core.i18n.DbCoreNLS; | |
import com.motorolamobility.studio.android.db.core.model.TableModel; | |
import com.motorolamobility.studio.android.db.core.ui.ITreeNode; | |
import com.motorolamobility.studio.android.db.core.ui.action.ITableCreatorNode; | |
import com.motorolamobility.studio.android.db.core.ui.wizards.CreateTableWizard; | |
public class TableCreateHandler extends AbstractHandler | |
{ | |
private ITableCreatorNode tableCreatorNode = null; | |
public TableCreateHandler() | |
{ | |
} | |
public TableCreateHandler(ITableCreatorNode tableCreatorNode) | |
{ | |
this.tableCreatorNode = tableCreatorNode; | |
} | |
/* (non-Javadoc) | |
* @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent) | |
*/ | |
public Object execute(ExecutionEvent event) throws ExecutionException | |
{ | |
if (tableCreatorNode == null) | |
{ | |
tableCreatorNode = getSelectedItem(); | |
} | |
//tableCreatorNode may be null if the action come from toolbar | |
//and the selected item is not an ITableCreatorNode | |
if (tableCreatorNode != null) | |
{ | |
Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(); | |
boolean tableAdded = false; | |
// loop used to validate the new table name. If it already exists | |
// tell the user and open the table wizard again. | |
while (!tableAdded) | |
{ | |
//repeat while table not added and dialog not cancelled | |
CreateTableWizard createTableWizard = new CreateTableWizard(); | |
Set<String> notAllowedNames = getNotAllowedNames(tableCreatorNode.getTables()); | |
createTableWizard.setNotAllowedNames(notAllowedNames); | |
WizardDialog dialog = new WizardDialog(shell, createTableWizard); | |
dialog.open(); | |
if (dialog.getReturnCode() == Dialog.OK) | |
{ | |
TableModel newTable = createTableWizard.getTable(); | |
if (newTable != null) | |
{ | |
boolean tableNameAlreadyExists = false; | |
for (Table table : tableCreatorNode.getTables()) | |
{ | |
if (table.getName().equalsIgnoreCase(newTable.getName())) | |
{ | |
tableNameAlreadyExists = true; | |
break; | |
} | |
} | |
if (!tableNameAlreadyExists) | |
{ | |
tableCreatorNode.createTable(newTable); | |
tableCreatorNode = null; //clear selected node to force getSelectedItem to be called when calling via toolbar | |
tableAdded = true; | |
} | |
else | |
{ | |
//notify error that table already exists | |
MessageDialog | |
.openError( | |
PlatformUI.getWorkbench().getActiveWorkbenchWindow() | |
.getShell(), | |
DbCoreNLS.CreateDatabaseWizardPage_Table_Already_Exists_Title, | |
NLS.bind( | |
DbCoreNLS.CreateDatabaseWizardPage_Table_Already_Exists_Msg, | |
newTable.getName())); | |
} | |
} | |
} | |
else | |
{ | |
//exit the loop if the user cancel dialog | |
break; | |
} | |
} | |
} | |
return null; | |
} | |
private ITableCreatorNode getSelectedItem() | |
{ | |
ITableCreatorNode selectedNode = null; | |
ITreeNode selectedItem = | |
DbCoreActivator.getMOTODEVDatabaseExplorerView().getSelectedItemOnTree(); | |
if (selectedItem instanceof ITableCreatorNode) | |
{ | |
selectedNode = (ITableCreatorNode) selectedItem; | |
} | |
return selectedNode; | |
} | |
private Set<String> getNotAllowedNames(List<Table> list) | |
{ | |
Set<String> names = new HashSet<String>(); | |
for (Table table : list) | |
{ | |
names.add(table.getName().toUpperCase()); | |
} | |
return names; | |
} | |
} |