Java tutorial
/* * Funambol is a mobile platform developed by Funambol, Inc. * Copyright (C) 2010 Funambol, Inc. * * This program is free software; you can redistribute it and/or modify it under * the terms of the GNU Affero General Public License version 3 as published by * the Free Software Foundation with the addition of the following permission * added to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED * WORK IN WHICH THE COPYRIGHT IS OWNED BY FUNAMBOL, FUNAMBOL DISCLAIMS THE * WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more * details. * * You should have received a copy of the GNU Affero General Public License * along with this program; if not, see http://www.gnu.org/licenses or write to * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, * MA 02110-1301 USA. * * You can contact Funambol, Inc. headquarters at 643 Bair Island Road, Suite * 305, Redwood City, CA 94063, USA, or at email address info@funambol.com. * * The interactive user interfaces in modified source and object code versions * of this program must display Appropriate Legal Notices, as required under * Section 5 of the GNU Affero General Public License version 3. * * In accordance with Section 7(b) of the GNU Affero General Public License * version 3, these Appropriate Legal Notices must retain the display of the * "Powered by Funambol" logo. If the display of the logo is not reasonably * feasible for technical reasons, the Appropriate Legal Notices must display * the words "Powered by Funambol". */ package com.funambol.json.admin; import java.awt.Rectangle; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.io.Serializable; import java.util.ArrayList; import java.util.List; import javax.swing.JButton; import javax.swing.JComboBox; import javax.swing.JLabel; import javax.swing.JTextField; import javax.swing.SwingConstants; import javax.swing.border.TitledBorder; import org.apache.commons.lang.StringUtils; import com.funambol.admin.AdminException; import com.funambol.admin.mo.SyncSourceManagementObject; import com.funambol.admin.ui.SourceManagementPanel; import com.funambol.framework.engine.source.ContentType; import com.funambol.framework.engine.source.SyncSource; import com.funambol.framework.engine.source.SyncSourceInfo; import com.funambol.json.engine.source.NoteSyncSource; /** * This class implements the configuration panel for NoteSyncSource * * @version $Id:$ */ public class NoteSyncSourceAdminPanel extends SourceManagementPanel implements Serializable { // --------------------------------------------------------------- Constants /** * Allowed characters for name and uri */ public static final String NAME_ALLOWED_CHARS = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890-_."; protected static final String TYPE_LABEL_SIFN = "SIF-N"; protected static final String TYPE_LABEL_PLAINTEXT = "Plain Text"; protected static final String TYPE_SIFN = "text/x-s4j-sifn"; protected static final String TYPE_PLAINTEXT = "text/plain"; protected static final String VERSION_SIFN = "1.0"; protected static final String VERSION_PLAINTEXT = "1.0"; private static final String PANEL_NAME = "Edit Note SyncSource"; /** label for the panel's name */ private JLabel panelName = new JLabel(); private JLabel nameLabel = new JLabel(); private JTextField nameValue = new JTextField(); private JLabel typeLabel = new JLabel(); private JLabel datastoretypeLabel = new JLabel(); private JLabel sourceUriLabel = new JLabel(); private JTextField sourceUriValue = new JTextField(); private JButton confirmButton = new JButton(); private TitledBorder titledBorder; private JComboBox typeCombo = new JComboBox(); /** * Creates a new ContactSyncSourceAdminPanel instance */ public NoteSyncSourceAdminPanel() { init(); } /** * Create the panel * @throws Exception if error occures during creation of the panel */ private void init() { // set layout this.setLayout(null); // set properties of label, position and border // referred to the title of the panel titledBorder = new TitledBorder(""); panelName.setFont(titlePanelFont); panelName.setText(getPanelName()); panelName.setBounds(new Rectangle(14, 5, 316, 28)); panelName.setAlignmentX(SwingConstants.CENTER); panelName.setBorder(titledBorder); final int LABEL_X = 14; final int VALUE_X = 170; int y = 60; final int GAP_X = 150; final int GAP_Y = 30; sourceUriLabel.setText("Source URI: "); sourceUriLabel.setFont(defaultFont); sourceUriLabel.setBounds(new Rectangle(LABEL_X, y, 150, 18)); sourceUriValue.setFont(defaultFont); sourceUriValue.setBounds(new Rectangle(VALUE_X, y, 350, 18)); y += GAP_Y; // New line nameLabel.setText("Name: "); nameLabel.setFont(defaultFont); nameLabel.setBounds(new Rectangle(LABEL_X, y, 150, 18)); nameValue.setFont(defaultFont); nameValue.setBounds(new Rectangle(VALUE_X, y, 350, 18)); y += GAP_Y; // New line typeLabel.setText("Client Type: "); typeLabel.setFont(defaultFont); typeLabel.setBounds(new Rectangle(LABEL_X, y, 150, 18)); typeCombo.setFont(defaultFont); typeCombo.setBounds(new Rectangle(VALUE_X, y, 350, 18)); y += GAP_Y; // New line int x = LABEL_X; confirmButton.setFont(defaultFont); confirmButton.setText("Add"); confirmButton.setBounds(VALUE_X, y, 70, 25); // What happens when the confirmButton is pressed? confirmButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { try { validateValues(); getValues(); if (getState() == STATE_INSERT) { NoteSyncSourceAdminPanel.this.actionPerformed(new ActionEvent(NoteSyncSourceAdminPanel.this, ACTION_EVENT_INSERT, event.getActionCommand())); } else { NoteSyncSourceAdminPanel.this.actionPerformed(new ActionEvent(NoteSyncSourceAdminPanel.this, ACTION_EVENT_UPDATE, event.getActionCommand())); } } catch (Exception e) { notifyError(new AdminException(e.getMessage(), e)); } } }); // Adds all components to the panel this.add(panelName, null); this.add(nameLabel, null); this.add(sourceUriLabel, null); this.add(sourceUriValue, null); this.add(nameValue, null); this.add(typeLabel, null); this.add(typeCombo, null); this.add(confirmButton, null); } /** * Updates the panel form with values from the linked SyncSource. */ public void updateForm() { if (!(getSyncSource() instanceof NoteSyncSource)) { notifyError( new AdminException("This is not a NoteSyncSource! " + "Unable to process SyncSource values.")); return; } NoteSyncSource syncSource = (NoteSyncSource) getSyncSource(); if (getState() == STATE_INSERT) { confirmButton.setText("Add"); } else if (getState() == STATE_UPDATE) { confirmButton.setText("Save"); } sourceUriValue.setText(syncSource.getSourceURI()); nameValue.setText(syncSource.getName()); if (syncSource.getSourceURI() != null) { sourceUriValue.setEditable(false); } // Preparing to populate the combo box... typeCombo.removeAllItems(); List types = getTypes(); if (types == null) { types = new ArrayList(); } for (int i = 0; i < types.size(); i++) { typeCombo.addItem(types.get(i)); } String typeToSelect = getTypeToSelect(syncSource); if (typeToSelect != null) { typeCombo.setSelectedItem(typeToSelect); } else { typeCombo.setSelectedIndex(0); } SyncSourceManagementObject mo = (SyncSourceManagementObject) getManagementObject(); String transformationsRequired = mo.getTransformationsRequired(); } /** * Checks if the values provided by the user are all valid. If they are, the * method ends regularly. * * @throws IllegalArgumentException if name, uri, type or directory are empty * (null or zero-length) */ protected void validateValues() throws IllegalArgumentException { String value = null; value = nameValue.getText(); if (StringUtils.isEmpty(value)) { throw new IllegalArgumentException( "Field 'Name' cannot be empty. " + "Please provide a SyncSource name."); } if (!StringUtils.containsOnly(value, NAME_ALLOWED_CHARS.toCharArray())) { throw new IllegalArgumentException( "Only the following characters are allowed for field 'Name':" + "\n" + NAME_ALLOWED_CHARS); } value = (String) typeCombo.getSelectedItem(); if (StringUtils.isEmpty(value)) { throw new IllegalArgumentException( "Field 'Type' cannot be empty. " + "Please provide a SyncSource type."); } value = sourceUriValue.getText(); if (StringUtils.isEmpty(value)) { throw new IllegalArgumentException( "Field 'Source URI' cannot be empty. " + "Please provide a SyncSource URI."); } } /** * Sets the SyncSource's properties with the values provided by the user. */ private void getValues() { NoteSyncSource syncSource = (NoteSyncSource) getSyncSource(); syncSource.setSourceURI(sourceUriValue.getText().trim()); syncSource.setName(nameValue.getText().trim()); String transformationsRequired = null; SyncSourceManagementObject mo = (SyncSourceManagementObject) getManagementObject(); mo.setTransformationsRequired(transformationsRequired); setSyncSourceInfo(syncSource, (String) typeCombo.getSelectedItem()); } /** * Returns the panel name * @return the panel name */ private String getPanelName() { return PANEL_NAME; } /** * Returns the available types * @return the available types; */ private List getTypes() { List supportedTypes = new ArrayList(); supportedTypes.add(TYPE_LABEL_SIFN); supportedTypes.add(TYPE_LABEL_PLAINTEXT); return supportedTypes; } /** * Returns the type to select based on the given syncsource * @return the type to select based on the given syncsource */ private String getTypeToSelect(SyncSource syncSource) { String preferredType = null; if (syncSource.getInfo() != null && syncSource.getInfo().getPreferredType() != null) { preferredType = syncSource.getInfo().getPreferredType().getType(); if (TYPE_PLAINTEXT.equals(preferredType)) { return TYPE_LABEL_PLAINTEXT; } if (TYPE_SIFN.equals(preferredType)) { return TYPE_LABEL_SIFN; } } return null; } /** * Sets the source info of the given syncsource based on the given selectedType */ public void setSyncSourceInfo(SyncSource syncSource, String selectedType) { NoteSyncSource pimSource = (NoteSyncSource) syncSource; ContentType[] contentTypes = null; if (TYPE_LABEL_SIFN.equals(selectedType)) { contentTypes = new ContentType[1]; contentTypes[0] = new ContentType(TYPE_SIFN, VERSION_SIFN); } else if (TYPE_LABEL_PLAINTEXT.equals(selectedType)) { contentTypes = new ContentType[1]; contentTypes[0] = new ContentType(TYPE_PLAINTEXT, VERSION_PLAINTEXT); } pimSource.setInfo(new SyncSourceInfo(contentTypes, 0)); } }