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ca.spaz.cron.user.USDAImportWizardPanel	0%	0%

1		/*
2		* Created on 8-Aug-2005
3		*/
4		package ca.spaz.cron.user;
5
6		import java.awt.*;
7		import java.awt.event.*;
8		import java.net.*;
9
10		import javax.swing.*;
11		import javax.swing.border.SoftBevelBorder;
12
13		import org.apache.log4j.Logger;
14
15		import ca.spaz.cron.datasource.sql.*;
16		import ca.spaz.cron.datasource.sql.USDAsr17.USDAImporter;
17		import ca.spaz.task.*;
18		import ca.spaz.wizard.WizardPanel;
19
20		import com.aimedia.ui.*;
21
22	0	public class USDAImportWizardPanel extends WizardPanel implements ICancellable, TaskListener {
23
24	0	private boolean valid = true;
25
26		private JPanel controlPanel;
27
28		private JTextArea progressField;
29
30		private JButton cancelButton;
31
32		private JButton installButton;
33
34		private Action cancelAction;
35
36		private static final String EXPLANATION_TEXT =
37		"It is recommended that you install the optional "
38		+ " USDA sr17 food database. "
39		+ "This takes a bit of time, but when it is done you"
40		+ " will have a large collection of food to choose."
41		+ " your daily diet from.\n\n";
42
43		private Action importAction;
44
45		private Action finishAction;
46
47		private JPanel progressPanel;
48
49		private TaskBar taskBar;
50
51
52	0	public USDAImportWizardPanel() {
53	0	this.setLayout(new BorderLayout(10,10));
54	0	this.setBorder(BorderFactory.createEmptyBorder(16,16,16,16));
55	0	this.add(getProgressPanel(), BorderLayout.CENTER);
56	0	this.add(getControlPanel(), BorderLayout.SOUTH);
57	0	}
58
59		public String getWizardPanelTitle() {
60	0	return "Installation";
61		}
62
63		public void commitChanges() {
64
65	0	}
66
67		public boolean isValid() {
68	0	return valid;
69		}
70
71		private JButton getCancelButton() {
72	0	if (null == cancelButton) {
73	0	cancelButton = new JButton(getCancelAction());
74		}
75	0	return cancelButton;
76		}
77
78
79		private JButton getInstallButton() {
80	0	if (null == installButton) {
81	0	installButton = new JButton(getImportAction());
82		}
83	0	return installButton;
84		}
85
86	0	private JTextArea getProgressField() {
87	0	if (null == progressField) {
88	0	progressField = new JTextArea();
89	0	progressField.setEditable(false);
90	0	progressField.setWrapStyleWord(true);
91	0	progressField.setLineWrap(true);
92	0	progressField.setText(EXPLANATION_TEXT);
93		}
94	0	return progressField;
95		}
96
97		private JPanel getProgressPanel() {
98	0	if (null == progressPanel) {
99	0	progressPanel = new JPanel();
100	0	progressPanel.setBorder(BorderFactory.createEmptyBorder(16,16,16,16));
101	0	progressPanel.setLayout(new BorderLayout(4,4));
102	0	JScrollPane jsp = new JScrollPane(getProgressField());
103	0	jsp.setBorder(new SoftBevelBorder(SoftBevelBorder.LOWERED));
104	0	jsp.setPreferredSize(new Dimension(200,200));
105	0	progressPanel.add(jsp, BorderLayout.CENTER);
106	0	progressPanel.add(getTaskBar(), BorderLayout.SOUTH);
107		}
108	0	return progressPanel;
109		}
110
111
112		private JPanel getControlPanel() {
113	0	if (null == controlPanel) {
114	0	controlPanel = new JPanel();
115	0	controlPanel.setBorder(BorderFactory.createEmptyBorder(16,16,16,16));
116	0	controlPanel.setLayout(new BoxLayout(controlPanel, BoxLayout.X_AXIS));
117	0	controlPanel.add(Box.createGlue());
118	0	controlPanel.add(getInstallButton());
119	0	controlPanel.add(Box.createGlue());
120		}
121	0	return controlPanel;
122		}
123
124	0	private TaskBar getTaskBar() {
125	0	if (taskBar == null) {
126	0	taskBar = new TaskBar();
127	0	taskBar.addTaskListener(this);
128		}
129	0	return taskBar;
130		}
131
132		/**
133		* @return
134		*/
135		private Action getCancelAction() {
136	0	if (null == cancelAction) {
137	0	cancelAction = new CancelAction(this);
138		}
139	0	return cancelAction;
140		}
141
142		private Action getImportAction() {
143	0	if (null == importAction) {
144	0	importAction = new ImportAction();
145		}
146	0	return importAction;
147		}
148
149
150		public void doCancel() {
151
152	0	}
153
154
155		public void taskStarted(Task t) {
156	0	getImportAction().setEnabled(false);
157	0	getCancelAction().setEnabled(true);
158	0	valid = false;
159	0	}
160
161		public void taskFinished(Task t) {
162	0	valid = true;
163	0	getImportAction().setEnabled(true);
164	0	}
165
166		public void taskAborted(Task t) {
167	0	getCancelAction().setEnabled(false);
168	0	getImportAction().setEnabled(true);
169	0	valid = true;
170	0	}
171
172		/**
173		* This action is fired to start the downloading process.
174		*
175		* @author Chris Rose
176		*/
177		public class ImportAction extends AbstractAction {
178		/**
179		* Logger for this class
180		*/
181	0	private final Logger logger = Logger.getLogger(ImportAction.class);
182
183		/**
184		* Construct a new ImportAction instance.
185		*/
186		public ImportAction() {
187		super("Import USDA Food Database");
188		putValue(MNEMONIC_KEY, new Integer(KeyEvent.VK_I));
189		putValue(ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_I,
190		InputEvent.CTRL_DOWN_MASK));
191		}
192
193		public void actionPerformed(ActionEvent e) {
194		if (logger.isDebugEnabled()) {
195		logger.debug("actionPerformed(ActionEvent) - Import USDA Here");
196		}
197		DocumentOutputStream docout = new DocumentOutputStream(
198		getProgressField().getDocument());
199		USDAImporter worker = new USDAImporter(ConnectionManager
200		.getInstance(SQLDatasource.FOOD_DB_ID).getConnection(), docout);
201		worker.setSourceURL(getFoodSourceURL());
202		getTaskBar().executeTask(worker);
203		}
204
205		private URL getFoodSourceURL() {
206		URL url = null;
207		try {
208		url = new URL("http://www.nal.usda.gov/fnic/foodcomp/Data/SR17/dnload/sr17.zip");
209		} catch (MalformedURLException e) {
210		logger.error("getFoodSourceURL()", e);
211		}
212		return url;
213		}
214
215		}
216		}

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