Package org.aksw.jena_sparql_api.timeout

Class QueryExecutionTimeoutExogeneous

java.lang.Object

org.aksw.jenax.dataaccess.sparql.execution.query.QueryExecutionWrapperBase<org.apache.jena.query.QueryExecution>

org.aksw.jena_sparql_api.timeout.QueryExecutionTimeoutExogeneous

All Implemented Interfaces:

AutoCloseable, QueryExecutionWrapper, org.apache.jena.query.QueryExecution

public class QueryExecutionTimeoutExogeneous
extends QueryExecutionWrapperBase<org.apache.jena.query.QueryExecution>

Query execution that applies a timeout "from the outside" (= exogeneous). Upon query execution, a new thread is created that calls .abort() on the underlying query execution once the timeout is reached.

Author:

Claus Stadler, Oct 9, 2018

Field Summary

Fields

Modifier and Type	Field	Description
protected Duration	duration1
protected Duration	duration2
protected boolean	reachedTimeout
protected Thread	thread

Fields inherited from class org.aksw.jenax.dataaccess.sparql.execution.query.QueryExecutionWrapperBase

decoratee

Constructor Summary

Constructors

Constructor	Description
QueryExecutionTimeoutExogeneous(org.apache.jena.query.QueryExecution decoratee)

Method Summary

Modifier and Type	Method	Description
protected void	afterExec()
protected void	beforeExec()

Methods inherited from class org.aksw.jenax.dataaccess.sparql.execution.query.QueryExecutionWrapperBase

execAsk, execConstruct, execConstruct, execConstructDataset, execConstructDataset, execConstructQuads, execConstructTriples, execDescribe, execDescribe, execDescribeTriples, execJson, execJsonItems, execSelect, getDelegate, getQueryString, onException

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.aksw.jenax.dataaccess.sparql.execution.query.QueryExecutionWrapper

abort, close, getContext, getDataset, getQuery, getTimeout1, getTimeout2, isClosed, tryGetDelegate, unwrap

Field Details

duration1

protected Duration duration1

duration2

protected Duration duration2

thread

protected Thread thread

reachedTimeout

protected boolean reachedTimeout

Constructor Details

QueryExecutionTimeoutExogeneous

public QueryExecutionTimeoutExogeneous(org.apache.jena.query.QueryExecution decoratee)

Method Details

beforeExec

protected void beforeExec()

Overrides:

beforeExec in class QueryExecutionWrapperBase<org.apache.jena.query.QueryExecution>

afterExec

protected void afterExec()

Overrides:

afterExec in class QueryExecutionWrapperBase<org.apache.jena.query.QueryExecution>