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ca.spaz.cron.user.impl.CRONUser$UserPropertyValidator	0%	0%

1		/*
2		*******************************************************************************
3		* Copyright (c) 2005 Chris Rose and AIMedia
4		* All rights reserved. CRONUser and the accompanying materials
5		* are made available under the terms of the Common Public License v1.0
6		* which accompanies this distribution, and is available at
7		* http://www.eclipse.org/legal/cpl-v10.html
8		*
9		* Contributors:
10		* Chris Rose
11		*******************************************************************************/
12		package ca.spaz.cron.user.impl;
13
14		import org.apache.log4j.Logger;
15
16		import java.util.*;
17
18		import ca.spaz.cron.CRONConfiguration;
19		import ca.spaz.cron.config.*;
20		import ca.spaz.cron.database.NutrientInfo;
21		import ca.spaz.cron.targets.Target;
22		import ca.spaz.cron.user.*;
23
24		/**
25		* A CRONOMETER-specific, property-based <code>User</code> implementation.
26		* @author Chris Rose
27		*/
28		public class CRONUser implements User {
29
30		private static final String CU_BASE = "cron.user.";
31		private static final String CU_FIRST_RUN = CU_BASE + "firstrun";
32		private static final String CU_PREF_BASE = CU_BASE + "pref.";
33		private static final String CU_HEIGHT = CU_BASE + "height";
34		private static final String CU_NAME = CU_BASE + "name";
35		private static final String CU_MALE = CU_BASE + "male";
36		private static final String CU_BD_DAY = CU_BASE + "birthdate.day";
37		private static final String CU_BD_MONTH = CU_BASE + "birthdate.month";
38		private static final String CU_BD_YEAR = CU_BASE + "birthdate.year";
39		private static final String CU_TARGET = CU_BASE + "target.";
40
41		/**
42		* Logger for this class
43		*/
44		private static final Logger logger = Logger.getLogger(CRONUser.class);
45
46		/**
47		* A simple validator for user properties.
48		* @author Chris Rose
49		*/
50	0	public static class UserPropertyValidator extends AbstractRegexKeyValidator {
51		/**
52		* Logger for this class
53		*/
54	0	private static final Logger logger = Logger
55		.getLogger(UserPropertyValidator.class);
56
57		/* (non-Javadoc)
58		* @see ca.spaz.cron.config.AbstractRegexKeyValidator#doIsValid(java.lang.String, java.lang.String)
59		*/
60		protected boolean doIsValid(String key, String value) {
61	0	return true;
62		}
63
64		/* (non-Javadoc)
65		* @see ca.spaz.cron.config.AbstractRegexKeyValidator#getExpression()
66		*/
67		protected String getExpression() {
68	0	return "^cron.user.pref";
69		}
70
71		}
72
73		private static CRONUser instance = null;
74		private CRONConfiguration cfg;
75		private List listeners;
76		private static final PropertyValidator USER_PROPERTY_VALIDATOR = new UserPropertyValidator();
77		private Double height;
78		private Date birthDate;
79
80		public static final User getUser() {
81		if (null == instance) {
82		instance = new CRONUser();
83		}
84		return instance;
85		}
86
87		private CRONUser() {
88		this.cfg = CRONConfiguration.getInstance();
89		height = new Double(Double.NaN);
90		birthDate = new Date(0);
91		}
92
93		/* (non-Javadoc)
94		* @see ca.spaz.cron.user.User#getFirstName()
95		*/
96		public String getName() {
97		return cfg.getProperty(CU_NAME, "John Public");
98		}
99
100
101		/* (non-Javadoc)
102		* @see ca.spaz.cron.user.User#setName(java.lang.String)
103		*/
104		public void setName(String name) {
105		cfg.setProperty(CU_NAME, name);
106		notifyListeners();
107		}
108
109		/* (non-Javadoc)
110		* @see ca.spaz.cron.user.User#getBirthDate()
111		*/
112		public Date getBirthDate() {
113		if (null == birthDate) {
114		Calendar cal = Calendar.getInstance();
115		cal.set(Calendar.YEAR, Integer.valueOf(cfg.getProperty(CU_BD_YEAR)).intValue());
116		cal.set(Calendar.MONTH, Integer.valueOf(cfg.getProperty(CU_BD_MONTH)).intValue());
117		cal.set(Calendar.DAY_OF_MONTH, Integer.valueOf(cfg.getProperty(CU_BD_DAY)).intValue());
118		birthDate = new Date(cal.getTimeInMillis());
119		}
120		return birthDate;
121		}
122
123		/* (non-Javadoc)
124		* @see ca.spaz.cron.user.User#setBirthDate(java.util.Date)
125		*/
126		public void setBirthDate(Date date) {
127		if (null != date) {
128		Calendar cal = Calendar.getInstance();
129		cal.setTime(date);
130		cfg.setProperty(CU_BD_YEAR, "" + cal.get(Calendar.YEAR));
131		cfg.setProperty(CU_BD_MONTH, "" + cal.get(Calendar.MONTH));
132		cfg.setProperty(CU_BD_DAY, "" + cal.get(Calendar.DAY_OF_MONTH));
133		}
134		birthDate = date;
135		notifyListeners();
136		}
137
138		/* (non-Javadoc)
139		* @see ca.spaz.cron.user.User#getAge()
140		*/
141		public Integer getAge() {
142		Integer age;
143		if (null != getBirthDate()) {
144		Calendar bdcal = Calendar.getInstance();
145		bdcal.setTime(getBirthDate());
146		Calendar cal = Calendar.getInstance();
147		age = new Integer(cal.get(Calendar.YEAR) - bdcal.get(Calendar.YEAR));
148		} else {
149		age = new Integer(0);
150		}
151		return age;
152		}
153
154		/* (non-Javadoc)
155		* @see ca.spaz.cron.user.User#getHeightInCM()
156		*/
157		public Double getHeightInCM() {
158		if (null == height) {
159		String h = cfg.getProperty(CU_HEIGHT);
160		try {
161		height = new Double(h);
162		} catch (NumberFormatException e) {
163		height = null;
164		}
165		}
166		return height;
167		}
168
169		/* (non-Javadoc)
170		* @see ca.spaz.cron.user.User#setHeightInCM(java.lang.Double)
171		*/
172		public void setHeightInCM(Double height) {
173		this.height = null;
174		cfg.setProperty(CU_HEIGHT, height.toString());
175		notifyListeners();
176		}
177
178		/* (non-Javadoc)
179		* @see ca.spaz.cron.user.User#getUserPreference(java.lang.String)
180		*/
181		public String getUserPreference(String prefName) {
182		return cfg.getProperty(CU_PREF_BASE + prefName);
183		}
184
185		/* (non-Javadoc)
186		* @see ca.spaz.cron.user.User#setUserPreference(java.lang.String, java.lang.String)
187		*/
188		public void setUserPreference(String prefName, String value) {
189		String old = null;
190		synchronized(cfg) {
191		cfg.addPropertyValidator(USER_PROPERTY_VALIDATOR);
192		old = cfg.setProperty(CU_PREF_BASE + prefName, value);
193		cfg.removePropertyValidator(USER_PROPERTY_VALIDATOR);
194		}
195		if (!old.equals(value)) {
196		notifyListeners();
197		}
198		}
199
200		/* (non-Javadoc)
201		* @see ca.spaz.cron.user.User#getUserMetrics()
202		*/
203		public List getUserMetrics() {
204		logger.error("getUserMetrics() - Not implemented", null);
205		return null;
206		}
207
208		/* (non-Javadoc)
209		* @see ca.spaz.cron.user.User#getUserMetrics(java.util.Date)
210		*/
211		public List getUserMetrics(Date date) {
212		logger.error("getUserMetrics(Date) - Not implemented", null);
213		return null;
214		}
215
216		/* (non-Javadoc)
217		* @see ca.spaz.cron.user.User#addUserMetrics(java.util.Date, ca.spaz.cron.user.UserMetrics)
218		*/
219		public void addUserMetrics(Date date, UserMetrics metrics) {
220		logger.error("addUserMetrics(Date, UserMetrics) - Not implemented", null);
221		}
222
223		/* (non-Javadoc)
224		* @see ca.spaz.cron.user.User#addUserMetrics(ca.spaz.cron.user.UserMetrics)
225		*/
226		public void addUserMetrics(UserMetrics metrics) {
227		logger.error("addUserMetrics(UserMetrics) - Not implemented", null);
228		}
229
230		/* (non-Javadoc)
231		* @see ca.spaz.cron.user.User#removeUserMetrics(ca.spaz.cron.user.UserMetrics)
232		*/
233		public void removeUserMetrics(UserMetrics metrics) {
234		logger.error("removeUserMetrics(UserMetrics) - Not implemented", null);
235		}
236
237		/* (non-Javadoc)
238		* @see ca.spaz.cron.user.User#setTarget(ca.spaz.cron.database.NutrientInfo, ca.spaz.cron.targets.Target)
239		*/
240		public void setTarget(NutrientInfo nutrient, Target target) {
241		//logger.error("setTarget(NutrientInfo, Target) - Not implemented", null);
242		cfg.setProperty(CU_TARGET+nutrient.getTag()+".min", Double.toString(target.getMin()));
243		cfg.setProperty(CU_TARGET+nutrient.getTag()+".max", Double.toString(target.getMax()));
244		notifyListeners();
245		}
246
247		/* (non-Javadoc)
248		* @see ca.spaz.cron.user.User#getTarget(ca.spaz.cron.database.NutrientInfo)
249		*/
250		public Target getTarget(NutrientInfo nutrient) {
251		if (nutrient == null) return class="keyword">null;
252		double min = Double.parseDouble(cfg.getProperty(CU_TARGET+nutrient.getTag()+".min", "0"));
253		double max = Double.parseDouble(cfg.getProperty(CU_TARGET+nutrient.getTag()+".max", "0"));
254		// TODO: most likely want to cache this instead of constantly pulling it out of the properties
255		return new Target(min,max);
256		}
257
258		/* (non-Javadoc)
259		* @see ca.spaz.cron.user.User#addUserChangeListener(ca.spaz.cron.user.UserChangeListener)
260		*/
261		public final void addUserChangeListener(UserChangeListener l) {
262		getListeners().add(l);
263		}
264
265		/**
266		* @return
267		*/
268		private List getListeners() {
269		if (null == listeners) {
270		listeners = new ArrayList();
271		}
272		return listeners;
273		}
274
275		protected final void notifyListeners() {
276		List l = getListeners();
277		for (Iterator iter = l.iterator(); iter.hasNext();) {
278		UserChangeListener listener = (UserChangeListener) iter.next();
279		listener.userChanged(this);
280		}
281		}
282
283		/* (non-Javadoc)
284		* @see ca.spaz.cron.user.User#removeUserChangeListener(ca.spaz.cron.user.UserChangeListener)
285		*/
286		public final void removeUserChangeListener(UserChangeListener l) {
287		getListeners().remove(l);
288		}
289
290		public boolean isMale() {
291		return cfg.getProperty(CU_MALE, "true").equals("true");
292		}
293
294		public boolean isFemale() {
295		return !isMale();
296		}
297
298		public void setGender(boolean male) {
299		cfg.setProperty(CU_MALE, Boolean.toString(male));
300		notifyListeners();
301		}
302
303		public boolean firstRun() {
304		return cfg.getProperty(CU_FIRST_RUN, "true").equals("true");
305		}
306
307		public void setFirstRun(boolean val) {
308		cfg.setProperty(CU_FIRST_RUN, Boolean.toString(val));
309		notifyListeners();
310		}
311
312
313		}

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