本文整理了Java中org.apache.rya.api.domain.RyaStatement.getPredicate
方法的一些代码示例,展示了RyaStatement.getPredicate
的具体用法。这些代码示例主要来源于Github
/Stackoverflow
/Maven
等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。RyaStatement.getPredicate
方法的具体详情如下:
包路径:org.apache.rya.api.domain.RyaStatement
类名称:RyaStatement
方法名:getPredicate
暂无
代码示例来源:origin: org.apache.rya/rya.mapreduce
private int statementSize(final RyaStatement ryaStatement) {
final RyaURI subject = ryaStatement.getSubject();
final RyaURI predicate = ryaStatement.getPredicate();
final RyaType object = ryaStatement.getObject();
final RyaURI context = ryaStatement.getContext();
int size = 3 + subject.getData().length() + predicate.getData().length() + object.getData().length();
if (!XMLSchema.ANYURI.equals(object.getDataType())) {
size += 2 + object.getDataType().toString().length();
}
if (context != null) {
size += context.getData().length();
}
return size;
}
代码示例来源:origin: apache/incubator-rya
private int statementSize(final RyaStatement ryaStatement) {
final RyaIRI subject = ryaStatement.getSubject();
final RyaIRI predicate = ryaStatement.getPredicate();
final RyaType object = ryaStatement.getObject();
final RyaIRI context = ryaStatement.getContext();
int size = 3 + subject.getData().length() + predicate.getData().length() + object.getData().length();
if (!XMLSchema.ANYURI.equals(object.getDataType())) {
size += 2 + object.getDataType().toString().length();
}
if (context != null) {
size += context.getData().length();
}
return size;
}
代码示例来源:origin: org.apache.rya/rya.api
public TriplePatternStrategy retrieveStrategy(final RyaStatement stmt) {
return retrieveStrategy(stmt.getSubject(), stmt.getPredicate(), stmt.getObject(), stmt.getContext());
}
代码示例来源:origin: apache/incubator-rya
public static void ryaStatementsEqualIgnoresBlankNode(Set<RyaStatement> statements1, Set<RyaStatement> statements2) {
Map<String, RyaIRI> bNodeMap = new HashMap<>();
statements1.forEach(x-> bNodeMap.put(x.getPredicate().getData(), x.getSubject()));
statements2.forEach(x -> x.setSubject(bNodeMap.get(x.getPredicate().getData())));
ryaStatementSetsEqualIgnoresTimestamp(statements1, statements2);
}
代码示例来源:origin: apache/incubator-rya
public static void ryaStatementsEqualIgnoresBlankNode(Set<RyaStatement> statements1, Set<RyaStatement> statements2) {
Map<String, RyaIRI> bNodeMap = new HashMap<>();
statements1.forEach(x-> bNodeMap.put(x.getPredicate().getData(), x.getSubject()));
statements2.forEach(x -> x.setSubject(bNodeMap.get(x.getPredicate().getData())));
ryaStatementSetsEqualIgnoresTimestamp(statements1, statements2);
}
代码示例来源:origin: apache/incubator-rya
public TriplePatternStrategy retrieveStrategy(final RyaStatement stmt) {
return retrieveStrategy(stmt.getSubject(), stmt.getPredicate(), stmt.getObject(), stmt.getContext());
}
代码示例来源:origin: org.apache.rya/mongodb.rya
private static boolean isResultForQuery(final RyaStatement query, final RyaStatement result) {
return isResult(query.getSubject(), result.getSubject()) &&
isResult(query.getPredicate(), result.getPredicate()) &&
isResult(query.getObject(), result.getObject()) &&
isResult(query.getContext(), result.getContext());
}
代码示例来源:origin: apache/incubator-rya
private static boolean isResultForQuery(final RyaStatement query, final RyaStatement result) {
return isResult(query.getSubject(), result.getSubject()) &&
isResult(query.getPredicate(), result.getPredicate()) &&
isResult(query.getObject(), result.getObject()) &&
isResult(query.getContext(), result.getContext());
}
代码示例来源:origin: apache/incubator-rya
private static String prettyFormat(final RyaStatement statement) {
final RyaIRI s = statement.getSubject();
final RyaIRI p = statement.getPredicate();
final RyaType o = statement.getObject();
return "<" + s.getData() + "> <"+ p.getData() + "> <" + o.getData() + ">";
}
代码示例来源:origin: org.apache.rya/rya.pcj.fluo.app
public static String getTripleString(final RyaStatement rs) {
checkNotNull(rs);
final String subj = rs.getSubject().getData() + TYPE_DELIM + URI_TYPE;
final String pred = rs.getPredicate().getData() + TYPE_DELIM + URI_TYPE;
final String objData = rs.getObject().getData();
final String objDataType = rs.getObject().getDataType().stringValue();
return subj + DELIM + pred + DELIM + objData + TYPE_DELIM + objDataType;
}
代码示例来源:origin: apache/incubator-rya
public static String getTripleString(final RyaStatement rs) {
checkNotNull(rs);
final String subj = rs.getSubject().getData() + TYPE_DELIM + URI_TYPE;
final String pred = rs.getPredicate().getData() + TYPE_DELIM + URI_TYPE;
final String objData = rs.getObject().getData();
final String objDataType = rs.getObject().getDataType().stringValue();
return subj + DELIM + pred + DELIM + objData + TYPE_DELIM + objDataType;
}
代码示例来源:origin: org.apache.rya/rya.api
public static Statement convertStatement(RyaStatement statement) {
assert statement != null;
if (statement.getContext() != null) {
return new ContextStatementImpl(convertURI(statement.getSubject()),
convertURI(statement.getPredicate()),
convertValue(statement.getObject()),
convertURI(statement.getContext()));
} else {
return new StatementImpl(convertURI(statement.getSubject()),
convertURI(statement.getPredicate()),
convertValue(statement.getObject()));
}
}
代码示例来源:origin: apache/incubator-rya
private static RyaStatement updateRyaStatementColumnVisibility(final RyaStatement ryaStatement, final ColumnVisibility newCv) {
final RyaStatement newCvRyaStatement = new RyaStatement(ryaStatement.getSubject(), ryaStatement.getPredicate(), ryaStatement.getObject(), ryaStatement.getContext(), ryaStatement.getQualifer(), newCv.getExpression(), ryaStatement.getValue(), ryaStatement.getTimestamp());
return newCvRyaStatement;
}
代码示例来源:origin: apache/incubator-rya
/**
* Converts a {@link RyaStatement} into a {@link Statement} representation
* of the {@code ryaStatement}.
* @param ryaStatement the {@link RyaStatement} to convert.
* @return the {@link Statement} representation of the {@code ryaStatement}.
*/
public static Statement convertStatement(final RyaStatement ryaStatement) {
assert ryaStatement != null;
if (ryaStatement.getContext() != null) {
return VF.createStatement(convertIRI(ryaStatement.getSubject()),
convertIRI(ryaStatement.getPredicate()),
convertValue(ryaStatement.getObject()),
convertIRI(ryaStatement.getContext()));
} else {
return VF.createStatement(convertIRI(ryaStatement.getSubject()),
convertIRI(ryaStatement.getPredicate()),
convertValue(ryaStatement.getObject()));
}
}
}
代码示例来源:origin: apache/incubator-rya
@Override
public Tuple getNext() throws IOException {
try {
if (reader.nextKeyValue()) {
Key key = reader.getCurrentKey();
org.apache.accumulo.core.data.Value value = reader.getCurrentValue();
ByteArrayDataInput input = ByteStreams.newDataInput(key.getRow().getBytes());
RyaStatement ryaStatement = ryaContext.deserializeTriple(layout, new TripleRow(key.getRow().getBytes(),
key.getColumnFamily().getBytes(), key.getColumnQualifier().getBytes()));
Tuple tuple = TupleFactory.getInstance().newTuple(7);
tuple.set(0, ryaStatement.getSubject().getData());
tuple.set(1, ryaStatement.getPredicate().getData());
tuple.set(2, ryaStatement.getObject().getData());
tuple.set(3, (ryaStatement.getContext() != null) ? (ryaStatement.getContext().getData()) : (null));
tuple.set(4, ryaStatement.getSubject().getDataType());
tuple.set(5, ryaStatement.getPredicate().getDataType());
tuple.set(6, ryaStatement.getObject().getDataType());
return tuple;
}
} catch (Exception e) {
throw new IOException(e);
}
return null;
}
}
代码示例来源:origin: apache/incubator-rya
private Set<RyaStatement> getRyaStatements(RyaStatement statement, int numTriples) {
Set<RyaStatement> statements = new HashSet<>();
final String subject = "urn:subject_";
final String predicate = "urn:predicate_";
final String object = "urn:object_";
for (int i = 0; i < numTriples; i++) {
RyaStatement stmnt = new RyaStatement(statement.getSubject(), statement.getPredicate(), statement.getObject());
if (stmnt.getSubject() == null) {
stmnt.setSubject(new RyaIRI(subject + i));
}
if (stmnt.getPredicate() == null) {
stmnt.setPredicate(new RyaIRI(predicate + i));
}
if (stmnt.getObject() == null) {
stmnt.setObject(new RyaIRI(object + i));
}
statements.add(stmnt);
}
return statements;
}
代码示例来源:origin: org.apache.rya/mongodb.rya
@Override
public DBObject getQuery(final RyaStatement stmt) {
final RyaURI subject = stmt.getSubject();
final RyaURI predicate = stmt.getPredicate();
final RyaType object = stmt.getObject();
final RyaURI context = stmt.getContext();
final BasicDBObject query = new BasicDBObject();
if (subject != null){
query.append(SUBJECT_HASH, hash(subject.getData()));
}
if (object != null){
query.append(OBJECT_HASH, hash(object.getData()));
query.append(OBJECT_TYPE, object.getDataType().toString());
}
if (predicate != null){
query.append(PREDICATE_HASH, hash(predicate.getData()));
}
if (context != null){
query.append(CONTEXT, context.getData());
}
return query;
}
代码示例来源:origin: apache/incubator-rya
/**
* Turn a single StatementPattern into a Range.
* @param conf
* @throws IOException if the range can't be resolved
*/
private Map.Entry<TABLE_LAYOUT, ByteRange> getRange(final StatementPattern sp) throws IOException {
final Var context = sp.getContextVar();
final Statement stmt = new NullableStatementImpl((Resource) sp.getSubjectVar().getValue(),
(IRI) sp.getPredicateVar().getValue(), sp.getObjectVar().getValue(),
context == null ? null : (Resource) context.getValue());
final RyaStatement rs = RdfToRyaConversions.convertStatement(stmt);
final TriplePatternStrategy strategy = ryaContext.retrieveStrategy(rs);
final Map.Entry<TABLE_LAYOUT, ByteRange> entry =
strategy.defineRange(rs.getSubject(), rs.getPredicate(), rs.getObject(), rs.getContext(), conf);
return entry;
}
代码示例来源:origin: apache/incubator-rya
@Override
public DBObject getQuery(final RyaStatement stmt) {
final RyaIRI subject = stmt.getSubject();
final RyaIRI predicate = stmt.getPredicate();
final RyaType object = stmt.getObject();
final RyaIRI context = stmt.getContext();
final BasicDBObject query = new BasicDBObject();
if (subject != null){
query.append(SUBJECT_HASH, hash(subject.getData()));
}
if (object != null){
query.append(OBJECT_HASH, hash(object.getData()));
query.append(OBJECT_TYPE, object.getDataType().toString());
query.append(OBJECT_LANGUAGE, object.getLanguage());
}
if (predicate != null){
query.append(PREDICATE_HASH, hash(predicate.getData()));
}
if (context != null){
query.append(CONTEXT, context.getData());
}
return query;
}
代码示例来源:origin: org.apache.rya/rya.mapreduce
/**
* Comparison method for natural ordering. Compares based on the logical
* triple (the s/p/o/context information in the underlying RyaStatement)
* and then by the metadata contained in the RyaStatement if the triples are
* the same.
* @return Zero if both RyaStatementWritables contain equivalent statements
* or both have null statements; otherwise, an integer whose sign
* corresponds to a consistent ordering.
*/
@Override
public int compareTo(RyaStatementWritable other) {
CompareToBuilder builder = new CompareToBuilder();
RyaStatement rsThis = this.getRyaStatement();
RyaStatement rsOther = other.getRyaStatement(); // should throw NPE if other is null, as per Comparable contract
builder.append(rsThis == null, rsOther == null);
if (rsThis != null && rsOther != null) {
builder.append(rsThis.getSubject(), rsOther.getSubject());
builder.append(rsThis.getPredicate(), rsOther.getPredicate());
builder.append(rsThis.getObject(), rsOther.getObject());
builder.append(rsThis.getContext(), rsOther.getContext());
builder.append(rsThis.getQualifer(), rsOther.getQualifer());
builder.append(rsThis.getColumnVisibility(), rsOther.getColumnVisibility());
builder.append(rsThis.getValue(), rsOther.getValue());
builder.append(rsThis.getTimestamp(), rsOther.getTimestamp());
}
return builder.toComparison();
}
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