Java tutorial
/******************************************************************************* * Copyright (c) 2013 hangum. * All rights reserved. This program and the accompanying materials * are made available under the terms of the GNU Lesser Public License v2.1 * which accompanies this distribution, and is available at * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html * * Contributors: * hangum - initial API and implementation ******************************************************************************/ package com.hangum.tadpole.mongodb.core.dialogs.collection; import org.apache.log4j.Logger; import org.eclipse.core.runtime.IStatus; import org.eclipse.core.runtime.Status; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.rap.rwt.RWT; import org.eclipse.swt.SWT; import org.eclipse.swt.events.KeyAdapter; import org.eclipse.swt.events.KeyEvent; import org.eclipse.swt.graphics.Point; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Text; import com.hangum.tadpole.commons.exception.dialog.ExceptionDetailsErrorDialog; import com.hangum.tadpole.commons.google.analytics.AnalyticCaller; import com.hangum.tadpole.commons.util.JSONUtil; import com.hangum.tadpole.commons.util.TadpoleWidgetUtils; import com.hangum.tadpole.mongodb.core.Activator; import com.hangum.tadpole.mongodb.core.Messages; import com.hangum.tadpole.mongodb.core.query.MongoDBQuery; import com.hangum.tadpole.sql.dao.system.UserDBDAO; import com.mongodb.DBCollection; /** * collection? . * * @author hangum * */ public class NewCollectionDialog extends Dialog { /** * Logger for this class */ private static final Logger logger = Logger.getLogger(NewCollectionDialog.class); private UserDBDAO userDB; private Text textName; private Text textContent; /** * Create the dialog. * @param parentShell */ public NewCollectionDialog(Shell parentShell, UserDBDAO userDB) { super(parentShell); setShellStyle(SWT.MAX | SWT.RESIZE | SWT.TITLE); this.userDB = userDB; } @Override protected void configureShell(Shell newShell) { super.configureShell(newShell); newShell.setText("New Collection Dialog"); } /** * Create contents of the dialog. * @param parent */ @Override protected Control createDialogArea(Composite parent) { Composite container = (Composite) super.createDialogArea(parent); GridLayout gridLayout = (GridLayout) container.getLayout(); gridLayout.verticalSpacing = 4; gridLayout.horizontalSpacing = 4; gridLayout.marginHeight = 4; gridLayout.marginWidth = 4; gridLayout.numColumns = 2; Label lblName = new Label(container, SWT.NONE); lblName.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1)); lblName.setText(Messages.NewCollectionDialog_0); textName = new Text(container, SWT.BORDER); textName.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1)); Label lblDataStructure = new Label(container, SWT.NONE); lblDataStructure.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1)); lblDataStructure.setText(Messages.NewCollectionDialog_1); textContent = new Text(container, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL | SWT.CANCEL | SWT.MULTI); textContent.setText(JSONUtil.getPretty(Messages.NewCollectionDialog_2)); textContent.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 2, 1)); textContent.addKeyListener(new KeyAdapter() { @Override public void keyPressed(KeyEvent e) { if (e.stateMask == 0 && e.keyCode == SWT.TAB) { textContent.insert(TadpoleWidgetUtils.TAB_CONETNT); } } }); textContent.setData(RWT.CANCEL_KEYS, new String[] { "TAB" }); textName.setFocus(); // google analytic AnalyticCaller.track(this.getClass().getName()); return container; } @Override protected void okPressed() { if ("".equals(textName.getText().trim())) { //$NON-NLS-1$ textName.setFocus(); MessageDialog.openError(null, Messages.NewCollectionDialog_4, Messages.NewCollectionDialog_5); return; } else if ("".equals(textContent.getText().trim())) { //$NON-NLS-1$ textContent.setFocus(); MessageDialog.openError(null, Messages.NewCollectionDialog_4, Messages.NewCollectionDialog_8); return; } try { // collection ?? ? . DBCollection dbColl = MongoDBQuery.findCollection(userDB, textName.getText().trim()); if (dbColl == null) { textName.setFocus(); MessageDialog.openError(null, Messages.NewCollectionDialog_4, Messages.NewCollectionDialog_10); return; } } catch (Exception e) { logger.error("mongodb find collection", e); //$NON-NLS-1$ Status errStatus = new Status(IStatus.ERROR, Activator.PLUGIN_ID, e.getMessage(), e); //$NON-NLS-1$ ExceptionDetailsErrorDialog.openError(null, "Error", "Create Collection Exception", errStatus); //$NON-NLS-1$ //$NON-NLS-2$ } // ? ?? . // DBObject dbObject = (DBObject) JSON.parse(textContent.getText().trim()); // logger.debug("[textContext json]" + dbObject); //$NON-NLS-1$ try { MongoDBQuery.createCollection(userDB, textName.getText().trim(), textContent.getText().trim()); } catch (Exception e) { logger.error("mongodb create collection", e); //$NON-NLS-1$ Status errStatus = new Status(IStatus.ERROR, Activator.PLUGIN_ID, e.getMessage(), e); //$NON-NLS-1$ ExceptionDetailsErrorDialog.openError(null, "Error", "Create Collection Exception", errStatus); //$NON-NLS-1$ //$NON-NLS-2$ return; } super.okPressed(); } /** * Create contents of the button bar. * @param parent */ @Override protected void createButtonsForButtonBar(Composite parent) { createButton(parent, IDialogConstants.OK_ID, "OK", true); //$NON-NLS-1$ createButton(parent, IDialogConstants.CANCEL_ID, "Cancel", false); //$NON-NLS-1$ } /** * Return the initial size of the dialog. */ @Override protected Point getInitialSize() { return new Point(450, 476); } }