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authorRncLsn <rnc.lsn@gmail.com>2015-05-29 18:35:51 +0100
committerRncLsn <rnc.lsn@gmail.com>2015-05-29 18:35:51 +0100
commit4b7253559c290b6fdd1c4122830f153fda85dd62 (patch)
tree37c1487e4682be719dec532ca3d7e1af353fb9a1 /src/uk/ac/ox/cs/pagoda/reasoner/ConsistencyManager.java
parent6a559a415b3bdb3048021839e5bcf5bbf5aa4bbd (diff)
downloadACQuA-4b7253559c290b6fdd1c4122830f153fda85dd62.tar.gz
ACQuA-4b7253559c290b6fdd1c4122830f153fda85dd62.zip
Disposable.
Diffstat (limited to 'src/uk/ac/ox/cs/pagoda/reasoner/ConsistencyManager.java')
-rw-r--r--src/uk/ac/ox/cs/pagoda/reasoner/ConsistencyManager.java275
1 files changed, 140 insertions, 135 deletions
diff --git a/src/uk/ac/ox/cs/pagoda/reasoner/ConsistencyManager.java b/src/uk/ac/ox/cs/pagoda/reasoner/ConsistencyManager.java
index ef9338a..b4a1775 100644
--- a/src/uk/ac/ox/cs/pagoda/reasoner/ConsistencyManager.java
+++ b/src/uk/ac/ox/cs/pagoda/reasoner/ConsistencyManager.java
@@ -22,10 +22,11 @@ import uk.ac.ox.cs.pagoda.tracking.QueryTracker;
22import uk.ac.ox.cs.pagoda.tracking.TrackingRuleEncoder; 22import uk.ac.ox.cs.pagoda.tracking.TrackingRuleEncoder;
23import uk.ac.ox.cs.pagoda.util.Timer; 23import uk.ac.ox.cs.pagoda.util.Timer;
24import uk.ac.ox.cs.pagoda.util.Utility; 24import uk.ac.ox.cs.pagoda.util.Utility;
25import uk.ac.ox.cs.pagoda.util.disposable.Disposable;
25 26
26import java.util.LinkedList; 27import java.util.LinkedList;
27 28
28public class ConsistencyManager { 29public class ConsistencyManager extends Disposable {
29 30
30 protected MyQueryReasoner m_reasoner; 31 protected MyQueryReasoner m_reasoner;
31 protected QueryManager m_queryManager; 32 protected QueryManager m_queryManager;
@@ -40,7 +41,109 @@ public class ConsistencyManager {
40 m_reasoner = reasoner; 41 m_reasoner = reasoner;
41 m_queryManager = reasoner.getQueryManager(); 42 m_queryManager = reasoner.getQueryManager();
42 } 43 }
43 44
45 @Override
46 public void dispose() {
47 super.dispose();
48 fullQueryRecord.dispose();
49 }
50
51 public void extractBottomFragment() {
52 if(fragmentExtracted) return;
53 fragmentExtracted = true;
54
55 UpperDatalogProgram upperProgram = m_reasoner.program.getUpper();
56 int number = upperProgram.getBottomNumber();
57
58 if(number <= 1) {
59 botQueryRecords = new QueryRecord[]{fullQueryRecord};
60 }
61 else {
62 QueryRecord[] tempQueryRecords = new QueryRecord[number - 1];
63 QueryRecord record;
64 for(int i = 0; i < number - 1; ++i) {
65 tempQueryRecords[i] = record =
66 m_queryManager.create(QueryRecord.botQueryText.replace("Nothing", "Nothing" + (i + 1)), 0, i + 1);
67 AnswerTuples iter = null;
68 try {
69 iter = m_reasoner.trackingStore.evaluate(record.getQueryText(), record.getAnswerVariables());
70 record.updateUpperBoundAnswers(iter);
71 } finally {
72 if(iter != null) iter.dispose();
73 iter = null;
74 }
75 }
76
77 int bottomNumber = 0;
78 int[] group = new int[number - 1];
79 for(int i = 0; i < number - 1; ++i) group[i] = i;
80 for(int i = 0; i < number - 1; ++i)
81 if(tempQueryRecords[i].isProcessed()) tempQueryRecords[i].dispose();
82 else if(group[i] == i) {
83 ++bottomNumber;
84 record = tempQueryRecords[i];
85 for(int j = i + 1; j < number - 1; ++j)
86 if(record.hasSameGapAnswers(tempQueryRecords[j]))
87 group[j] = i;
88 }
89
90 Utility.logInfo("There are " + bottomNumber + " different bottom fragments.");
91 toAddClauses = new LinkedList<DLClause>();
92 int bottomCounter = 0;
93 botQueryRecords = new QueryRecord[bottomNumber];
94 Variable X = Variable.create("X");
95 for(int i = 0; i < number - 1; ++i)
96 if(!tempQueryRecords[i].isDisposed() && !tempQueryRecords[i].isProcessed())
97 if(group[i] == i) {
98 botQueryRecords[bottomCounter] = record = tempQueryRecords[i];
99 record.resetInfo(QueryRecord.botQueryText.replace("Nothing", "Nothing_final" + (++bottomCounter)), 0,
100 group[i] = bottomCounter);
101 toAddClauses.add(
102 DLClause.create(
103 new Atom[]{Atom.create(AtomicConcept.create(AtomicConcept.NOTHING.getIRI() + "_final" + bottomCounter), X)},
104 new Atom[]{Atom.create(AtomicConcept.create(AtomicConcept.NOTHING.getIRI() + (i + 1)), X)}));
105 }
106 else {
107 toAddClauses.add(
108 DLClause.create(
109 new Atom[]{Atom.create(AtomicConcept.create(AtomicConcept.NOTHING.getIRI() + "_final" + group[group[i]]), X)},
110 new Atom[]{Atom.create(AtomicConcept.create(AtomicConcept.NOTHING.getIRI() + (i + 1)), X)}));
111 tempQueryRecords[i].dispose();
112 }
113
114 upperProgram.updateDependencyGraph(toAddClauses);
115 }
116
117 String[] programs = collectTrackingProgramAndImport();
118 if(programs.length == 0)
119 return;
120
121 DataStore store = m_reasoner.trackingStore.getDataStore();
122 long oldTripleCount, tripleCount;
123 try {
124 Timer t1 = new Timer();
125 oldTripleCount = store.getTriplesCount();
126 for(String program : programs)
127 store.importRules(program, UpdateType.ScheduleForAddition);
128 store.applyReasoning(true);
129 tripleCount = store.getTriplesCount();
130
131 Utility.logInfo("tracking store after materialising tracking program: " + tripleCount + " (" + (tripleCount - oldTripleCount) + " new)",
132 "tracking store finished the materialisation of tracking program in " + t1.duration() + " seconds.");
133
134 extractAxioms();
135 store.clearRulesAndMakeFactsExplicit();
136 } catch(JRDFStoreException e) {
137 e.printStackTrace();
138 } catch(OWLOntologyCreationException e) {
139 e.printStackTrace();
140 }
141 }
142
143 public QueryRecord[] getQueryRecords() {
144 return botQueryRecords;
145 }
146
44 boolean checkRLLowerBound() { 147 boolean checkRLLowerBound() {
45 fullQueryRecord = m_queryManager.create(QueryRecord.botQueryText, 0); 148 fullQueryRecord = m_queryManager.create(QueryRecord.botQueryText, 0);
46 AnswerTuples iter = null; 149 AnswerTuples iter = null;
@@ -59,9 +162,22 @@ public class ConsistencyManager {
59 return true; 162 return true;
60 } 163 }
61 164
165// protected boolean unsatisfiability(double duration) {
166// fullQueryRecord.dispose();
167// Utility.logDebug("The ontology and dataset is unsatisfiable.");
168// return false;
169// }
170
171// protected boolean satisfiability(double duration) {
172// fullQueryRecord.dispose();
173// Utility.logDebug("The ontology and dataset is satisfiable.");
174// return true;
175// }
176
62 boolean checkELLowerBound() { 177 boolean checkELLowerBound() {
63 fullQueryRecord.updateLowerBoundAnswers(m_reasoner.elLowerStore.evaluate(fullQueryRecord.getQueryText(), fullQueryRecord.getAnswerVariables())); 178 fullQueryRecord.updateLowerBoundAnswers(m_reasoner.elLowerStore.evaluate(fullQueryRecord.getQueryText(), fullQueryRecord
64 if (fullQueryRecord.getNoOfSoundAnswers() > 0) { 179 .getAnswerVariables()));
180 if(fullQueryRecord.getNoOfSoundAnswers() > 0) {
65 Utility.logInfo("Answers to bottom in the lower bound: ", fullQueryRecord.outputSoundAnswerTuple()); 181 Utility.logInfo("Answers to bottom in the lower bound: ", fullQueryRecord.outputSoundAnswerTuple());
66 return true; 182 return true;
67 } 183 }
@@ -69,39 +185,22 @@ public class ConsistencyManager {
69 } 185 }
70 186
71 boolean checkUpper(BasicQueryEngine upperStore) { 187 boolean checkUpper(BasicQueryEngine upperStore) {
72 if (upperStore != null) { 188 if(upperStore != null) {
73 AnswerTuples tuples = null; 189 AnswerTuples tuples = null;
74 try { 190 try {
75 tuples = upperStore.evaluate(fullQueryRecord.getQueryText(), fullQueryRecord.getAnswerVariables()); 191 tuples = upperStore.evaluate(fullQueryRecord.getQueryText(), fullQueryRecord.getAnswerVariables());
76 if (!tuples.isValid()) { 192 if(!tuples.isValid()) {
77 Utility.logInfo("There are no contradictions derived in "+ upperStore.getName() +" materialisation."); 193 Utility.logInfo("There are no contradictions derived in " + upperStore.getName() + " materialisation.");
78 Utility.logDebug("The ontology and dataset is satisfiable."); 194 Utility.logDebug("The ontology and dataset is satisfiable.");
79 return true; 195 return true;
80 } 196 }
81 } 197 } finally {
82 finally { 198 if(tuples != null) tuples.dispose();
83 if (tuples != null) tuples.dispose();
84 } 199 }
85 } 200 }
86 return false; 201 return false;
87 } 202 }
88 203
89 void dispose() {
90 fullQueryRecord.dispose();
91 }
92
93// protected boolean unsatisfiability(double duration) {
94// fullQueryRecord.dispose();
95// Utility.logDebug("The ontology and dataset is unsatisfiable.");
96// return false;
97// }
98
99// protected boolean satisfiability(double duration) {
100// fullQueryRecord.dispose();
101// Utility.logDebug("The ontology and dataset is satisfiable.");
102// return true;
103// }
104
105 boolean check() { 204 boolean check() {
106// if (!checkRLLowerBound()) return false; 205// if (!checkRLLowerBound()) return false;
107// if (!checkELLowerBound()) return false; 206// if (!checkELLowerBound()) return false;
@@ -148,148 +247,54 @@ public class ConsistencyManager {
148 return true; 247 return true;
149 } 248 }
150 249
151 public void extractBottomFragment() {
152 if (fragmentExtracted) return ;
153 fragmentExtracted = true;
154
155 UpperDatalogProgram upperProgram = m_reasoner.program.getUpper();
156 int number = upperProgram.getBottomNumber();
157
158 if (number <= 1) {
159 botQueryRecords = new QueryRecord[] { fullQueryRecord };
160 }
161 else {
162 QueryRecord[] tempQueryRecords = new QueryRecord[number - 1];
163 QueryRecord record;
164 for (int i = 0; i < number - 1; ++i) {
165 tempQueryRecords[i] = record = m_queryManager.create(QueryRecord.botQueryText.replace("Nothing", "Nothing" + (i + 1)), 0, i + 1);
166 AnswerTuples iter = null;
167 try {
168 iter = m_reasoner.trackingStore.evaluate(record.getQueryText(), record.getAnswerVariables());
169 record.updateUpperBoundAnswers(iter);
170 } finally {
171 if (iter != null) iter.dispose();
172 iter = null;
173 }
174 }
175
176 int bottomNumber = 0;
177 int[] group = new int[number - 1];
178 for (int i = 0; i < number - 1; ++i) group[i] = i;
179 for (int i = 0; i < number - 1; ++i)
180 if(tempQueryRecords[i].isProcessed()) tempQueryRecords[i].dispose();
181 else if (group[i] == i) {
182 ++bottomNumber;
183 record = tempQueryRecords[i];
184 for (int j = i + 1; j < number - 1; ++j)
185 if (record.hasSameGapAnswers(tempQueryRecords[j]))
186 group[j] = i;
187 }
188
189 Utility.logInfo("There are " + bottomNumber + " different bottom fragments.");
190 toAddClauses = new LinkedList<DLClause>();
191 int bottomCounter = 0;
192 botQueryRecords = new QueryRecord[bottomNumber];
193 Variable X = Variable.create("X");
194 for (int i = 0; i < number - 1; ++i)
195 if(!tempQueryRecords[i].isProcessed())
196 if (group[i] == i) {
197 botQueryRecords[bottomCounter] = record = tempQueryRecords[i];
198 record.resetInfo(QueryRecord.botQueryText.replace("Nothing", "Nothing_final" + (++bottomCounter)), 0, group[i] = bottomCounter);
199 toAddClauses.add(
200 DLClause.create(
201 new Atom[] {Atom.create(AtomicConcept.create(AtomicConcept.NOTHING.getIRI() + "_final" + bottomCounter), X)},
202 new Atom[] {Atom.create(AtomicConcept.create(AtomicConcept.NOTHING.getIRI() + (i + 1)), X)}));
203 }
204 else {
205 toAddClauses.add(
206 DLClause.create(
207 new Atom[] {Atom.create(AtomicConcept.create(AtomicConcept.NOTHING.getIRI() + "_final" + group[group[i]]), X)},
208 new Atom[] {Atom.create(AtomicConcept.create(AtomicConcept.NOTHING.getIRI() + (i + 1)), X)}));
209 tempQueryRecords[i].dispose();
210 }
211
212 upperProgram.updateDependencyGraph(toAddClauses);
213 }
214
215 String[] programs = collectTrackingProgramAndImport();
216 if (programs.length == 0)
217 return ;
218
219 DataStore store = m_reasoner.trackingStore.getDataStore();
220 long oldTripleCount, tripleCount;
221 try {
222 Timer t1 = new Timer();
223 oldTripleCount = store.getTriplesCount();
224 for (String program: programs)
225 store.importRules(program, UpdateType.ScheduleForAddition);
226 store.applyReasoning(true);
227 tripleCount = store.getTriplesCount();
228
229 Utility.logInfo("tracking store after materialising tracking program: " + tripleCount + " (" + (tripleCount - oldTripleCount) + " new)",
230 "tracking store finished the materialisation of tracking program in " + t1.duration() + " seconds.");
231
232 extractAxioms();
233 store.clearRulesAndMakeFactsExplicit();
234 } catch (JRDFStoreException e) {
235 e.printStackTrace();
236 } catch (OWLOntologyCreationException e) {
237 e.printStackTrace();
238 }
239 }
240
241 private void extractAxioms4Full() throws OWLOntologyCreationException { 250 private void extractAxioms4Full() throws OWLOntologyCreationException {
242 OWLOntologyManager manager = m_reasoner.encoder.getProgram().getOntology().getOWLOntologyManager(); 251 OWLOntologyManager manager = m_reasoner.encoder.getProgram().getOntology().getOWLOntologyManager();
243 OWLOntology fullOntology = manager.createOntology(); 252 OWLOntology fullOntology = manager.createOntology();
244 for (QueryRecord record: botQueryRecords) { 253 for (QueryRecord record: botQueryRecords) {
245 for (DLClause clause: record.getRelevantClauses()) { 254 for (DLClause clause: record.getRelevantClauses()) {
246 fullQueryRecord.addRelevantClauses(clause); 255 fullQueryRecord.addRelevantClauses(clause);
247 } 256 }
248 manager.addAxioms(fullOntology, record.getRelevantOntology().getAxioms()); 257 manager.addAxioms(fullOntology, record.getRelevantOntology().getAxioms());
249 } 258 }
250 fullQueryRecord.setRelevantOntology(fullOntology); 259 fullQueryRecord.setRelevantOntology(fullOntology);
251 } 260 }
252 261
253 private void extractAxioms() throws OWLOntologyCreationException { 262 private void extractAxioms() throws OWLOntologyCreationException {
254 OWLOntologyManager manager = m_reasoner.encoder.getProgram().getOntology().getOWLOntologyManager(); 263 OWLOntologyManager manager = m_reasoner.encoder.getProgram().getOntology().getOWLOntologyManager();
255 for (QueryRecord record: botQueryRecords) { 264 for (QueryRecord record: botQueryRecords) {
256 record.setRelevantOntology(manager.createOntology()); 265 record.setRelevantOntology(manager.createOntology());
257 QueryTracker tracker = new QueryTracker(m_reasoner.encoder, m_reasoner.rlLowerStore, record); 266 QueryTracker tracker = new QueryTracker(m_reasoner.encoder, m_reasoner.rlLowerStore, record);
258 m_reasoner.encoder.setCurrentQuery(record); 267 m_reasoner.encoder.setCurrentQuery(record);
259 tracker.extractAxioms(m_reasoner.trackingStore); 268 tracker.extractAxioms(m_reasoner.trackingStore);
260// record.saveRelevantClause(); 269// record.saveRelevantClause();
261// record.saveRelevantOntology("bottom" + record.getQueryID() + ".owl"); 270// record.saveRelevantOntology("bottom" + record.getQueryID() + ".owl");
262 Utility.logInfo("finish extracting axioms for bottom " + record.getQueryID()); 271 Utility.logInfo("finish extracting axioms for bottom " + record.getQueryID());
263 } 272 }
264 } 273 }
265 274
266 private String[] collectTrackingProgramAndImport() { 275 private String[] collectTrackingProgramAndImport() {
267 String[] programs = new String[botQueryRecords.length]; 276 String[] programs = new String[botQueryRecords.length];
268 TrackingRuleEncoder encoder = m_reasoner.encoder; 277 TrackingRuleEncoder encoder = m_reasoner.encoder;
269 278
270 StringBuilder builder; 279 StringBuilder builder;
271 LinkedList<DLClause> currentClauses = new LinkedList<DLClause>(); 280 LinkedList<DLClause> currentClauses = new LinkedList<DLClause>();
272 281
273 for (int i = 0; i < botQueryRecords.length; ++i) { 282 for (int i = 0; i < botQueryRecords.length; ++i) {
274 encoder.setCurrentQuery(botQueryRecords[i]); 283 encoder.setCurrentQuery(botQueryRecords[i]);
275 builder = new StringBuilder(encoder.getTrackingProgram()); 284 builder = new StringBuilder(encoder.getTrackingProgram());
276// encoder.saveTrackingRules("tracking_bottom" + (i + 1) + ".dlog"); 285// encoder.saveTrackingRules("tracking_bottom" + (i + 1) + ".dlog");
277 286
278 for (DLClause clause: toAddClauses) 287 for (DLClause clause: toAddClauses)
279 if (clause.getHeadAtom(0).getDLPredicate().toString().contains("_final" + (i + 1))) 288 if (clause.getHeadAtom(0).getDLPredicate().toString().contains("_final" + (i + 1)))
280 currentClauses.add(clause); 289 currentClauses.add(clause);
281 290
282 builder.append(DLClauseHelper.toString(currentClauses)); 291 builder.append(DLClauseHelper.toString(currentClauses));
283 programs[i] = builder.toString(); 292 programs[i] = builder.toString();
284 293
285 currentClauses.clear(); 294 currentClauses.clear();
286 } 295 }
287
288 return programs;
289 }
290 296
291 public QueryRecord[] getQueryRecords() { 297 return programs;
292 return botQueryRecords;
293 } 298 }
294 299
295 300
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-05 13:23:29 +0000