public static void process(ASTQueryContainer ast, POFMetadata meta) {
final ASTGraphPatternGroup gpg = ast.getQuery().getWhereClause().getGraphPatternGroup();
final List<Object> keyword =
meta.pofNode.getMetadata() == null
? null
: meta.pofNode.getMetadata(SyntaxTreeBuilder.Keyword);
final List<Object> prefix =
meta.pofNode.getMetadata() == null
? null
: meta.pofNode.getMetadata(SyntaxTreeBuilder.Prefix);
final List<Object> qname =
meta.pofNode.getMetadata() == null
? null
: meta.pofNode.getMetadata(SyntaxTreeBuilder.Qname);
if (keyword != null) {
final ASTBasicGraphPattern bgp =
addRegexFilter(meta.pofNode, keyword.get(0).toString(), true);
gpg.jjtAppendChild(bgp);
} else if (prefix != null) {
final ASTBasicGraphPattern bgp =
addRegexFilter(meta.pofNode, "^" + prefix.get(0).toString().substring(1), true);
gpg.jjtAppendChild(bgp);
} else if (qname != null) {
final ASTBasicGraphPattern bgp =
addRegexFilter(meta.pofNode, "^" + qname.get(0).toString(), true);
gpg.jjtAppendChild(bgp);
}
}
@Test
public void testTranslateClassTriplePattern() throws Exception {
final String query = "SELECT * { ?s a <Person> . }";
ast = SyntaxTreeBuilder.parseQuery(query);
SparqlTranslationProcessor.process(ast);
final String[] vars = ASTVarGenerator.getCurrentVarNames();
assertEquals(1, vars.length);
final String expected =
"QueryContainer\n"
+ " SelectQuery\n"
+ " Select ( * )\n"
+ " DatasetClause (named=false)\n"
+ " IRI ("
+ AnalyticsVocab.GRAPH_SUMMARY_GRAPH
+ ")\n"
+ " WhereClause\n"
+ " GraphPatternGroup\n"
+ " BasicGraphPattern\n"
+ " TriplesSameSubjectPath\n"
+ " Var (s)\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.LABEL
+ ")\n"
+ " ObjectList\n"
+ " Var ("
+ vars[0]
+ ")\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[0]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.LABEL
+ ")\n"
+ " ObjectList\n"
+ " IRI (Person)";
assertEquals(expected, ast.dump(""));
}
@Test
public void testConnectedObject2() throws Exception {
final String query = "SELECT * { ?s ?p ?o . ?a ?POF ?o . }";
ast = SyntaxTreeBuilder.parseQuery(query);
SparqlTranslationProcessor.process(ast);
final String[] vars = ASTVarGenerator.getCurrentVarNames();
assertEquals(2, vars.length);
final String expected =
"QueryContainer\n"
+ " SelectQuery\n"
+ " Select ( distinct * )\n"
+ " ProjectionElem\n"
+ " Var ("
+ QueryProcessor.CARDINALITY_VAR
+ ")\n"
+ " ProjectionElem\n"
+ " Var ("
+ QueryProcessor.POF_RESOURCE
+ ")\n"
+ " DatasetClause (named=false)\n"
+ " IRI ("
+ AnalyticsVocab.GRAPH_SUMMARY_GRAPH
+ ")\n"
+ " WhereClause\n"
+ " GraphPatternGroup\n"
+ " BasicGraphPattern\n"
+ " Constraint\n"
+ " Not\n"
+ " IsLiteral\n"
+ " Var (o)\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[0]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.EDGE_SOURCE
+ ")\n"
+ " ObjectList\n"
+ " Var (s)\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[0]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.EDGE_TARGET
+ ")\n"
+ " ObjectList\n"
+ " Var (o)\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[0]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.LABEL
+ ")\n"
+ " ObjectList\n"
+ " Var (p)\n"
+ " Constraint\n"
+ " Not\n"
+ " IsLiteral\n"
+ " Var (o)\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ QueryProcessor.POF_RESOURCE
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.EDGE_SOURCE
+ ")\n"
+ " ObjectList\n"
+ " Var (a)\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ QueryProcessor.POF_RESOURCE
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.EDGE_TARGET
+ ")\n"
+ " ObjectList\n"
+ " Var (o)\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ QueryProcessor.POF_RESOURCE
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.LABEL
+ ")\n"
+ " ObjectList\n"
+ " Var (POF)\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ QueryProcessor.POF_RESOURCE
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.CARDINALITY
+ ")\n"
+ " ObjectList\n"
+ " Var (POFcardinality)";
assertEquals(expected, ast.dump(""));
}
@Test
public void testPOFonClass() throws Exception {
final String query = "SELECT * { ?a a ?POF . }";
ast = SyntaxTreeBuilder.parseQuery(query);
SparqlTranslationProcessor.process(ast);
final String[] vars = ASTVarGenerator.getCurrentVarNames();
assertEquals(2, vars.length);
final String expected =
"QueryContainer\n"
+ " SelectQuery\n"
+ " Select ( distinct * )\n"
+ " ProjectionElem\n"
+ " Var ("
+ QueryProcessor.CLASS_ATTRIBUTE_CARD_VAR
+ ")\n"
+ " ProjectionElem\n"
+ " Var ("
+ QueryProcessor.CLASS_ATTRIBUTE_LABEL_VAR
+ ")\n"
+ " ProjectionElem\n"
+ " Var ("
+ QueryProcessor.CARDINALITY_VAR
+ ")\n"
+ " ProjectionElem\n"
+ " Var ("
+ QueryProcessor.POF_RESOURCE
+ ")\n"
+ " DatasetClause (named=false)\n"
+ " IRI ("
+ AnalyticsVocab.GRAPH_SUMMARY_GRAPH
+ ")\n"
+ " WhereClause\n"
+ " GraphPatternGroup\n"
+ " BasicGraphPattern\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ QueryProcessor.POF_RESOURCE
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.LABEL
+ ")\n"
+ " ObjectList\n"
+ " Var ("
+ vars[0]
+ ")\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[0]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.LABEL
+ ")\n"
+ " ObjectList\n"
+ " Var (POF)\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ QueryProcessor.POF_RESOURCE
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.CARDINALITY
+ ")\n"
+ " ObjectList\n"
+ " Var ("
+ QueryProcessor.CARDINALITY_VAR
+ ")\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[0]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.TYPE
+ ")\n"
+ " ObjectList\n"
+ " Var ("
+ vars[1]
+ ")\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[1]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.CARDINALITY
+ ")\n"
+ " ObjectList\n"
+ " Var ("
+ QueryProcessor.CLASS_ATTRIBUTE_CARD_VAR
+ ")\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[1]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.LABEL
+ ")\n"
+ " ObjectList\n"
+ " Var ("
+ QueryProcessor.CLASS_ATTRIBUTE_LABEL_VAR
+ ")";
assertEquals(expected, ast.dump(""));
}
@Test
public void testTranslateDatasetPOF() throws Exception {
final String query = "SELECT * { GRAPH ?POF { ?s a <Person> . ?s <age> ?age } }";
ast = SyntaxTreeBuilder.parseQuery(query);
SparqlTranslationProcessor.process(ast);
final String[] vars = ASTVarGenerator.getCurrentVarNames();
assertEquals(2, vars.length);
final String expected =
"QueryContainer\n"
+ " SelectQuery\n"
+ " Select ( distinct * )\n"
+ " ProjectionElem\n"
+ " Var ("
+ QueryProcessor.CARDINALITY_VAR
+ ")\n"
+ " ProjectionElem\n"
+ " Var ("
+ QueryProcessor.POF_RESOURCE
+ ")\n"
+ " DatasetClause (named=false)\n"
+ " IRI ("
+ AnalyticsVocab.GRAPH_SUMMARY_GRAPH
+ ")\n"
+ " WhereClause\n"
+ " GraphPatternGroup\n"
+ " GraphPatternGroup\n"
+ " BasicGraphPattern\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ QueryProcessor.POF_RESOURCE
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.DOMAIN_URI
+ ")\n"
+ " ObjectList\n"
+ " Var (POF)\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ QueryProcessor.POF_RESOURCE
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.CARDINALITY
+ ")\n"
+ " ObjectList\n"
+ " Var ("
+ QueryProcessor.CARDINALITY_VAR
+ ")\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ QueryProcessor.POF_RESOURCE
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.LABEL
+ ")\n"
+ " ObjectList\n"
+ " Var ("
+ vars[0]
+ ")\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[0]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.LABEL
+ ")\n"
+ " ObjectList\n"
+ " IRI (Person)\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[1]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.EDGE_SOURCE
+ ")\n"
+ " ObjectList\n"
+ " Var ("
+ QueryProcessor.POF_RESOURCE
+ ")\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[1]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.EDGE_TARGET
+ ")\n"
+ " ObjectList\n"
+ " RDFLiteral\n"
+ " String ("
+ AnalyticsVocab.BLANK_NODE_COLLECTION
+ ")\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[1]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.LABEL
+ ")\n"
+ " ObjectList\n"
+ " IRI (age)\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[1]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.EDGE_PUBLISHED_IN
+ ")\n"
+ " ObjectList\n"
+ " Var (POF)";
assertEquals(expected, ast.dump(""));
}
@Test
public void testTranslateDataset2() throws Exception {
final String query =
"SELECT * { Graph <http://sindice.com> { ?s a <Person> . OPTIONAL {?s ?p ?o } } }";
ast = SyntaxTreeBuilder.parseQuery(query);
SparqlTranslationProcessor.process(ast);
final String[] vars = ASTVarGenerator.getCurrentVarNames();
assertEquals(2, vars.length);
final String expected =
"QueryContainer\n"
+ " SelectQuery\n"
+ " Select ( * )\n"
+ " DatasetClause (named=false)\n"
+ " IRI ("
+ AnalyticsVocab.GRAPH_SUMMARY_GRAPH
+ ")\n"
+ " WhereClause\n"
+ " GraphPatternGroup\n"
+ " GraphPatternGroup\n"
+ " BasicGraphPattern\n"
+ " TriplesSameSubjectPath\n"
+ " Var (s)\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.DOMAIN_URI
+ ")\n"
+ " ObjectList\n"
+ " IRI ("
+ AnalyticsVocab.DOMAIN_URI_PREFIX
+ "sindice.com)\n"
+ " TriplesSameSubjectPath\n"
+ " Var (s)\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.LABEL
+ ")\n"
+ " ObjectList\n"
+ " Var ("
+ vars[0]
+ ")\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[0]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.LABEL
+ ")\n"
+ " ObjectList\n"
+ " IRI (Person)\n"
+ " OptionalGraphPattern\n"
+ " BasicGraphPattern\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[1]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.EDGE_SOURCE
+ ")\n"
+ " ObjectList\n"
+ " Var (s)\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[1]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.EDGE_TARGET
+ ")\n"
+ " ObjectList\n"
+ " RDFLiteral\n"
+ " String ("
+ AnalyticsVocab.BLANK_NODE_COLLECTION
+ ")\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[1]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.LABEL
+ ")\n"
+ " ObjectList\n"
+ " Var (p)\n"
+ " TriplesSameSubjectPath\n"
+ " Var ("
+ vars[1]
+ ")\n"
+ " PropertyListPath\n"
+ " PathAlternative\n"
+ " PathSequence\n"
+ " PathElt\n"
+ " IRI ("
+ AnalyticsVocab.EDGE_PUBLISHED_IN
+ ")\n"
+ " ObjectList\n"
+ " IRI ("
+ AnalyticsVocab.DOMAIN_URI_PREFIX
+ "sindice.com)";
assertEquals(expected, ast.dump(""));
}