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java.lang.Objectcom.hp.hpl.jena.sparql.engine.QueryExecutionBase
public class QueryExecutionBase
All the SPARQL query result forms made from a graph-level execution object
| Field Summary | |
|---|---|
static boolean |
cancelAllowDrain
Deprecated. |
| Constructor Summary | |
|---|---|
QueryExecutionBase(Query query,
Dataset dataset,
Context context,
QueryEngineFactory qeFactory)
|
|
| Method Summary | |
|---|---|
void |
abort()
Stop in mid execution. |
void |
close()
Close the query execution and stop query evaluation as soon as convenient. |
boolean |
execAsk()
Execute an ASK query |
Model |
execConstruct()
Execute a CONSTRUCT query |
Model |
execConstruct(Model model)
Execute a CONSTRUCT query, putting the statements into 'model'. |
Iterator<Triple> |
execConstructTriples()
Execute a CONSTRUCT query, returning the results as an iterator of Triple. |
Model |
execDescribe()
Execute a DESCRIBE query |
Model |
execDescribe(Model model)
Execute a DESCRIBE query, putting the statements into 'model'. |
Iterator<Triple> |
execDescribeTriples()
Execute a DESCRIBE query, returning the results as an iterator of Triple. |
ResultSet |
execSelect()
Execute a SELECT query |
Context |
getContext()
The properties associated with a query execution - implementation specific parameters This includes Java objects (so it is not an RDF graph). |
Dataset |
getDataset()
The dataset against which the query will execute. |
Plan |
getPlan()
|
Query |
getQuery()
The query associated with a query execution. |
void |
setFileManager(FileManager fm)
Set the FileManger that might be used to load files. |
void |
setInitialBinding(QuerySolution startSolution)
Set the initial association of variables and values. |
void |
setInitialBindings(ResultSet table)
|
void |
setTimeout(long timeout)
Set time, in milliseconds |
void |
setTimeout(long timeout1,
long timeout2)
Set time, in milliseconds |
void |
setTimeout(long timeout,
TimeUnit timeUnit)
Set a timeout on the query execution. |
void |
setTimeout(long timeout1,
TimeUnit timeUnit1,
long timeout2,
TimeUnit timeUnit2)
Set timeouts on the query execution; the first timeout refers to time to first result, the second refers to overall query execution after the first result. |
static Context |
setupContext(Context context,
DatasetGraph dataset)
|
| Methods inherited from class java.lang.Object |
|---|
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
|---|
@Deprecated public static boolean cancelAllowDrain
| Constructor Detail |
|---|
public QueryExecutionBase(Query query,
Dataset dataset,
Context context,
QueryEngineFactory qeFactory)
| Method Detail |
|---|
public static Context setupContext(Context context,
DatasetGraph dataset)
public void close()
QueryExecution
close in interface QueryExecutionpublic void abort()
QueryExecution
abort in interface QueryExecutionpublic ResultSet execSelect()
QueryExecution
execSelect in interface QueryExecutionpublic Model execConstruct()
QueryExecution
execConstruct in interface QueryExecutionpublic Model execConstruct(Model model)
QueryExecution
execConstruct in interface QueryExecutionpublic Iterator<Triple> execConstructTriples()
QueryExecutionTriple.
Caution: This method may return duplicate Triples. This method may be useful if you only
need the results for stream processing, as it can avoid having to place the results in a Model.
execConstructTriples in interface QueryExecutionpublic Model execDescribe()
QueryExecution
execDescribe in interface QueryExecutionpublic Model execDescribe(Model model)
QueryExecution
execDescribe in interface QueryExecutionpublic Iterator<Triple> execDescribeTriples()
QueryExecutionTriple.
Caution: This method may return duplicate Triples. This method may be useful if you only
need the results for stream processing, as it can avoid having to place the results in a Model.
execDescribeTriples in interface QueryExecutionpublic boolean execAsk()
QueryExecution
execAsk in interface QueryExecution
public void setTimeout(long timeout,
TimeUnit timeUnit)
QueryExecution
setTimeout in interface QueryExecutionpublic void setTimeout(long timeout)
QueryExecution
setTimeout in interface QueryExecutionQueryExecution.setTimeout(long, TimeUnit)
public void setTimeout(long timeout1,
TimeUnit timeUnit1,
long timeout2,
TimeUnit timeUnit2)
QueryExecution
setTimeout in interface QueryExecution
public void setTimeout(long timeout1,
long timeout2)
QueryExecution
setTimeout in interface QueryExecutionQueryExecution.setTimeout(long, TimeUnit, long, TimeUnit)public Plan getPlan()
public Context getContext()
QueryExecution
getContext in interface QueryExecutionpublic Dataset getDataset()
QueryExecution
getDataset in interface QueryExecutionpublic Query getQuery()
QueryExecution
getQuery in interface QueryExecutionpublic void setFileManager(FileManager fm)
QueryExecution
setFileManager in interface QueryExecutionpublic void setInitialBinding(QuerySolution startSolution)
QueryExecution
setInitialBinding in interface QueryExecutionpublic void setInitialBindings(ResultSet table)
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