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ca.spaz.cron.datasource.sql.SQLFoodImpl	7%	56%

1		/*
2		* Created on 19-Mar-2005
3		*/
4		package ca.spaz.cron.datasource.sql;
5
6		import java.io.PrintStream;
7		import java.util.*;
8
9		import org.apache.log4j.Logger;
10
11		import ca.spaz.cron.database.*;
12		import ca.spaz.cron.datasource.*;
13
14		/**
15		* This class stores all there is to do with a Food item in the database.
16		*
17		* A Food has a description, some category information, a set of measures, and
18		* of course, Nutrient information.
19		*
20		* @author davidson
21		*/
22	10	class SQLFoodImpl implements SQLFood {
23		/**
24		* Logger for this class
25		*/
26	13	private static final Logger logger = Logger.getLogger(SQLFoodImpl.class);
27
28		private SQLDatasource dataSource;
29
30		// primary key
31		protected int FID;
32
33		// USDA ndb_id (deprecated)
34		protected String ndb_id;
35
36		// names:
37		protected String description;
38
39		protected String source;
40
41		protected FoodGroup foodGroup;
42
43		protected List measures;
44
45		protected Minerals minerals;
46
47		protected Vitamins vitamins;
48
49		protected AminoAcids aminoAcids;
50
51		protected MacroNutrients macroNutrients;
52
53		protected Lipids lipids;
54
55	0	private String sourceUID;
56
57	9	SQLFoodImpl(SQLDatasource source) {
58	9	FID = -1;
59	10	this.dataSource = source;
60	10	this.description = "";
61	10	this.foodGroup = SQLFoodGroupImpl.EMPTY_GROUP;
62	10	this.ndb_id = "";
63	10	}
64	1
65	1	/* (non-Javadoc)
66		* @see ca.spaz.cron.database.Food#getID()
67	0	*/
68	0	public int getID() {
69	9	return FID;
70	0	}
71
72		/* (non-Javadoc)
73		* @see ca.spaz.cron.database.Food#getNDB_ID()
74		*/
75		public String getNDB_ID() {
76	0	return ndb_id;
77		}
78
79		/* (non-Javadoc)
80		* @see ca.spaz.cron.database.Food#getFoodGroup()
81		*/
82		public FoodGroup getFoodGroup() {
83	0	return foodGroup;
84		}
85
86		/* (non-Javadoc)
87		* @see ca.spaz.cron.database.Food#getSource()
88		*/
89		public String getSource() {
90	0	return source;
91		}
92
93		/* (non-Javadoc)
94		* @see ca.spaz.cron.database.Food#getMeasures()
95		*/
96		public List getMeasures() {
97	0	if (measures == null) {
98	0	measures = dataSource.getMeasuresFor(this);
99		}
100	0	return measures;
101		}
102
103		/* (non-Javadoc)
104		* @see ca.spaz.cron.database.Food#getCalories()
105		*/
106		public double getCalories() {
107	0	return getMacroNutrients().kcals;
108		}
109
110		/* (non-Javadoc)
111		* @see ca.spaz.cron.database.Food#getMacroNutrients()
112		*/
113		public MacroNutrients getMacroNutrients() {
114	0	if (macroNutrients == null) {
115	0	macroNutrients = new MacroNutrients(this);
116		}
117	0	assert (macroNutrients != null);
118	0	return macroNutrients;
119		}
120
121		/* (non-Javadoc)
122		* @see ca.spaz.cron.database.Food#getLipids()
123		*/
124		public Lipids getLipids() {
125	0	if (lipids == null) {
126	0	lipids = new Lipids(this);
127		}
128	0	assert (lipids != null);
129	0	return lipids;
130		}
131
132		public String toString() {
133	0	return description;
134		}
135
136		/* (non-Javadoc)
137		* @see ca.spaz.cron.database.Food#getDescription()
138		*/
139		public String getDescription() {
140	0	return description;
141		}
142
143		/* (non-Javadoc)
144		* @see ca.spaz.cron.database.Food#getMinerals()
145		*/
146		public Minerals getMinerals() {
147	0	if (minerals == null) {
148	0	minerals = new Minerals(this);
149		}
150	0	assert (minerals != null);
151	0	return minerals;
152		}
153
154		/* (non-Javadoc)
155		* @see ca.spaz.cron.database.Food#getVitamins()
156		*/
157		public Vitamins getVitamins() {
158	0	if (vitamins == null) {
159	0	vitamins = new Vitamins(this);
160		}
161	0	assert (vitamins != null);
162	0	return vitamins;
163		}
164
165		/* (non-Javadoc)
166		* @see ca.spaz.cron.database.Food#getAminoAcids()
167		*/
168		public AminoAcids getAminoAcids() {
169	0	if (aminoAcids == null) {
170	0	aminoAcids = new AminoAcids(this);
171		}
172	0	assert (aminoAcids != null);
173	0	return aminoAcids;
174		}
175
176		/* (non-Javadoc)
177		* @see ca.spaz.cron.database.Food#getNutrientAmount(ca.spaz.cron.database.NutrientInfo)
178		*/
179		public double getNutrientAmount(NutrientInfo ni) {
180	0	if (ni == null) return 0;
181	0	if (ni.getCategory().equals("MacroNutrients")) {
182	0	return getMacroNutrients().getAmountByTag(ni.getTag());
183		}
184	0	if (ni.getCategory().equals("Minerals")) {
185	0	return getMinerals().getAmountByTag(ni.getTag());
186		}
187	0	if (ni.getCategory().equals("AminoAcids")) {
188	0	return getAminoAcids().getAmountByTag(ni.getTag());
189		}
190	0	if (ni.getCategory().equals("Vitamins")) {
191	0	return getVitamins().getAmountByTag(ni.getTag());
192		}
193	0	if (ni.getCategory().equals("Lipids")) {
194	0	return getLipids().getAmountByTag(ni.getTag());
195		}
196	0	return 0;
197		}
198
199		/* (non-Javadoc)
200		* @see ca.spaz.cron.database.Food#setNutrientAmount(ca.spaz.cron.database.NutrientInfo, double)
201		*/
202		public void setNutrientAmount(NutrientInfo ni, double val) {
203	0	if (ni.getCategory().equals("MacroNutrients")) {
204	0	getMacroNutrients().setAmountByTag(ni.getTag(), val);
205		}
206	0	if (ni.getCategory().equals("Minerals")) {
207	0	getMinerals().setAmountByTag(ni.getTag(), val);
208		}
209	0	if (ni.getCategory().equals("AminoAcids")) {
210	0	getAminoAcids().setAmountByTag(ni.getTag(), val);
211		}
212	0	if (ni.getCategory().equals("Vitamins")) {
213	0	getVitamins().setAmountByTag(ni.getTag(), val);
214		}
215	0	if (ni.getCategory().equals("Lipids")) {
216	0	getLipids().setAmountByTag(ni.getTag(), val);
217		}
218	0	}
219
220		/* (non-Javadoc)
221		* @see ca.spaz.cron.datasource.sql.SQLFood#writeXML(java.io.PrintStream)
222		*/
223		public void writeXML(PrintStream out) {
224	0	out.print("<food ");
225	0	out.print(" name=\""+getDescription()+"\"");
226	0	out.print(" group=\""+getFoodGroup()+"\"");
227	0	out.print(" source=\""+getSource()+"\"");
228	0	out.println(" >");
229
230	0	List measures = getMeasures();
231	0	Iterator iter = measures.iterator();
232	0	while (iter.hasNext()) {
233	0	Measure m = (Measure)iter.next();
234	0	if (m != Measure.GRAM) {
235	0	out.print(" <measure ");
236	0	out.print(" name=\""+m.getDescription()+"\"");
237	0	out.print(" amount=\""+m.getAmount()+"\"");
238	0	out.print(" grams=\""+m.getGrams()+"\"");
239	0	out.println(" />");
240		}
241	0	}
242
243	0	List nutrients = NutrientInfo.getGlobalList();
244	0	iter = nutrients.iterator();
245	0	while (iter.hasNext()) {
246	0	NutrientInfo ni = (NutrientInfo)iter.next();
247	0	double val = getNutrientAmount(ni);
248	0	if (val > 0) {
249	0	out.print(" <nutrient ");
250	0	out.print(" name=\""+ni.getName()+"\"");
251	0	out.print(" amount=\""+val+"\"");
252	0	out.println(" />");
253		}
254	0	}
255
256	0	out.println("</food>");
257	0	}
258
259		/* (non-Javadoc)
260		* @see ca.spaz.cron.database.Food#setDescription(java.lang.String)
261		*/
262		public void setDescription(String text) {
263	0	this.description = text;
264
265	0	}
266
267		/* (non-Javadoc)
268		* @see ca.spaz.cron.database.Food#setFoodGroup(ca.spaz.cron.database.FoodGroup)
269		*/
270		public void setFoodGroup(FoodGroup fg) {
271	0	if (!(fg instanceof SQLFoodGroup)) {
272	0	this.foodGroup = new SQLFoodGroupImpl(fg.getFoodGroupName());
273	0	if (!dataSource.getFoodGroups().contains(this.foodGroup)) {
274	0	dataSource.addFoodGroup(this.foodGroup);
275	0	}
276		} else {
277	0	this.foodGroup = fg;
278		}
279	0	}
280
281		/* (non-Javadoc)
282		* @see ca.spaz.cron.database.Food#getNumTimesConsumed()
283		*/
284		public int getNumTimesConsumed() {
285	0	int num = 0;
286	0	if (dataSource instanceof ILocalFoodDatasource) {
287	0	ILocalFoodDatasource lds = (ILocalFoodDatasource) dataSource;
288	0	num = lds.getTimesConsumed(this);
289		}
290	0	return num;
291		}
292
293		/* (non-Javadoc)
294		* @see ca.spaz.cron.database.Food#setSource(java.lang.String)
295		*/
296		public void setSource(String string) {
297	0	this.source = string;
298	0	}
299
300		/* (non-Javadoc)
301		* @see ca.spaz.cron.database.Food#getDataSource()
302		*/
303		public IFoodDatasource getDataSource() {
304	0	return dataSource;
305		}
306
307		public boolean equals(Object o) {
308	0	if (o instanceof Food) {
309	0	SQLFoodImpl f = (SQLFoodImpl) o;
310	0	return (f != null &&
311		dataSource == f.dataSource &&
312		description.equals(f.description) &&
313		source.equals(f.source));
314		} else {
315	0	return false;
316		}
317		}
318
319		/* (non-Javadoc)
320		* @see ca.spaz.cron.database.Food#setID(int)
321		*/
322		public void setID(int ID) {
323	0	this.FID = ID;
324	0	}
325
326		/* (non-Javadoc)
327		* @see ca.spaz.cron.database.Food#setMeasures(java.util.List)
328		*/
329		public void setMeasures(List measures) {
330	0	this.measures = measures;
331	0	}
332
333		/* (non-Javadoc)
334		* @see ca.spaz.cron.database.Food#getSourceUID()
335		*/
336		public String getSourceUID() {
337	0	if (sourceUID != null) {
338	0	setModified();
339		}
340	0	return sourceUID;
341		}
342
343		public void setModified() {
344	9	sourceUID = "sql." + dataSource.getId() + "-" + getID();
345	9	}
346
347		public void setSourceUID(String uid) {
348	0	sourceUID = uid;
349	0	}
350
351		}
352
353		/*
354		* Example XML:
355		*
356		* <food name="apple, raw" category="Fruits and Vegetables" source="USDA sr17">
357		* <weights> <weight name="cup" grams="50" multiplier="1.0"> </weights>
358		* <nutrient name="magnesium" amount="20"/> </food>
359		*
360		* <nutrientinfo name="magnesium" category="Minerals" units="mg" rda_per_pound_male="1000"/>
361		*
362		*/

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