public class QueryExecutionBase extends Object implements QueryExecution
| Constructor and Description |
|---|
QueryExecutionBase(Query query,
Dataset dataset,
Context context,
QueryEngineFactory qeFactory) |
| Modifier and Type | Method and Description |
|---|---|
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) |
public QueryExecutionBase(Query query, Dataset dataset, Context context, QueryEngineFactory qeFactory)
public static Context setupContext(Context context, DatasetGraph dataset)
public void close()
QueryExecutionclose in interface QueryExecutionpublic void abort()
QueryExecutionabort in interface QueryExecutionpublic ResultSet execSelect()
QueryExecutionexecSelect in interface QueryExecutionpublic Model execConstruct()
QueryExecutionexecConstruct in interface QueryExecutionpublic Model execConstruct(Model model)
QueryExecutionexecConstruct 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()
QueryExecutionexecDescribe in interface QueryExecutionpublic Model execDescribe(Model model)
QueryExecutionexecDescribe 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()
QueryExecutionexecAsk in interface QueryExecutionpublic void setTimeout(long timeout,
TimeUnit timeUnit)
QueryExecutionsetTimeout in interface QueryExecutionpublic void setTimeout(long timeout)
QueryExecutionsetTimeout in interface QueryExecutionQueryExecution.setTimeout(long, TimeUnit)public void setTimeout(long timeout1,
TimeUnit timeUnit1,
long timeout2,
TimeUnit timeUnit2)
QueryExecutionsetTimeout in interface QueryExecutionpublic void setTimeout(long timeout1,
long timeout2)
QueryExecutionsetTimeout in interface QueryExecutionQueryExecution.setTimeout(long, TimeUnit, long, TimeUnit)public Plan getPlan()
public Context getContext()
QueryExecutiongetContext in interface QueryExecutionpublic Dataset getDataset()
QueryExecutiongetDataset in interface QueryExecutionpublic Query getQuery()
QueryExecutiongetQuery in interface QueryExecutionpublic void setFileManager(FileManager fm)
QueryExecutionsetFileManager in interface QueryExecutionpublic void setInitialBinding(QuerySolution startSolution)
QueryExecutionsetInitialBinding in interface QueryExecutionpublic void setInitialBindings(ResultSet table)
Licenced under the Apache License, Version 2.0