org.aksw.jena_sparql_api.batch

Class SparqlExportJobConfig

java.lang.Object

org.aksw.jena_sparql_api.batch.SparqlExportJobConfig

@Configuration
@EnableBatchProcessing
public class SparqlExportJobConfig
extends Object

Source: http://robbypelssers.blogspot.de/2013/09/spring-batch-demo.html NOTE DataSource must contain the spring batch schema .addScript("classpath:org/springframework/batch/core/schema-drop-hsqldb.sql") .addScript("classpath:org/springframework/batch/core/schema-hsqldb.sql")

Author:

raven

Field Summary

Fields

Modifier and Type	Field and Description
static String	JOBPARAM_DEFAULT_GRAPH_URIS
static String	JOBPARAM_QUERY_STRING
static String	JOBPARAM_SERVICE_URI Attention: You have to name these beans jobBuilders and stepbuilders respectively.
static String	JOBPARAM_TARGET_RESOURCE

Constructor Summary

Constructors

Constructor and Description
SparqlExportJobConfig()

Method Summary

Methods

Modifier and Type	Method and Description
org.springframework.batch.core.Step	dataCountStep(com.hp.hpl.jena.query.Query query, QueryExecutionFactory sparqlService)
org.springframework.batch.core.Step	dataFetchStep()
org.springframework.batch.core.explore.support.JobExplorerFactoryBean	jobExplorer(DataSource dataSource)
org.springframework.batch.core.launch.JobLauncher	jobLauncher(org.springframework.batch.core.repository.JobRepository jobRepository)
org.springframework.batch.core.launch.JobOperator	jobOperator(org.springframework.batch.core.explore.JobExplorer jobExplorer, org.springframework.batch.core.launch.JobLauncher jobLauncher, org.springframework.batch.core.repository.JobRepository jobRepository, org.springframework.batch.core.configuration.ListableJobLocator jobRegistry)
org.springframework.batch.item.file.transform.LineAggregator<com.hp.hpl.jena.sparql.engine.binding.Binding>	lineAggregator(com.hp.hpl.jena.query.Query query)
org.springframework.batch.item.ItemProcessor<com.hp.hpl.jena.sparql.engine.binding.Binding,com.hp.hpl.jena.sparql.engine.binding.Binding>	processor()
com.hp.hpl.jena.query.Query	query(String queryString)
SparqlPagingItemReader<com.hp.hpl.jena.sparql.engine.binding.Binding>	reader(com.hp.hpl.jena.query.Query query, QueryExecutionFactory sparqlService, String queryString)
org.springframework.batch.core.Job	sparqlExportJob()
QueryExecutionFactory	sparqlService(String serviceUri, String defaultGraphUris)
org.springframework.core.task.TaskExecutor	taskExecutor()
org.springframework.batch.item.file.ResourceAwareItemWriterItemStream<com.hp.hpl.jena.sparql.engine.binding.Binding>	writer(com.hp.hpl.jena.query.Query query, String targetResource)

Methods inherited from class java.lang.Object

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

Field Detail

JOBPARAM_SERVICE_URI

public static final String JOBPARAM_SERVICE_URI

Attention: You have to name these beans jobBuilders and stepbuilders respectively. See http://docs.spring.io/spring-batch/reference/html/configureJob.html

See Also:

Constant Field Values

JOBPARAM_DEFAULT_GRAPH_URIS

public static final String JOBPARAM_DEFAULT_GRAPH_URIS

See Also:

Constant Field Values

JOBPARAM_QUERY_STRING

public static final String JOBPARAM_QUERY_STRING

See Also:

Constant Field Values

JOBPARAM_TARGET_RESOURCE

public static final String JOBPARAM_TARGET_RESOURCE

See Also:

Constant Field Values

Constructor Detail

SparqlExportJobConfig

public SparqlExportJobConfig()

Method Detail

jobExplorer

@Bean
@Autowired
public org.springframework.batch.core.explore.support.JobExplorerFactoryBean jobExplorer(DataSource dataSource)

jobOperator

@Bean
@Autowired
public org.springframework.batch.core.launch.JobOperator jobOperator(org.springframework.batch.core.explore.JobExplorer jobExplorer,
                                                                           org.springframework.batch.core.launch.JobLauncher jobLauncher,
                                                                           org.springframework.batch.core.repository.JobRepository jobRepository,
                                                                           org.springframework.batch.core.configuration.ListableJobLocator jobRegistry)

taskExecutor

@Bean
public org.springframework.core.task.TaskExecutor taskExecutor()

jobLauncher

@Bean
@Autowired
public org.springframework.batch.core.launch.JobLauncher jobLauncher(org.springframework.batch.core.repository.JobRepository jobRepository)

sparqlExportJob

@Bean
public org.springframework.batch.core.Job sparqlExportJob()

dataCountStep

@Bean
@Autowired
public org.springframework.batch.core.Step dataCountStep(com.hp.hpl.jena.query.Query query,
                                                               QueryExecutionFactory sparqlService)

dataFetchStep

@Bean
public org.springframework.batch.core.Step dataFetchStep()

query

@Bean
@StepScope
public com.hp.hpl.jena.query.Query query(@Value(value="#{jobParameters[queryString]}")
                                               String queryString)

sparqlService

@Bean
@StepScope
public QueryExecutionFactory sparqlService(@Value(value="#{jobParameters[serviceUri]}")
                                                 String serviceUri,
                                                 @Value(value="#{jobParameters[defaultGraphUris]}")
                                                 String defaultGraphUris)

reader

@Bean
@StepScope
@Autowired
public SparqlPagingItemReader<com.hp.hpl.jena.sparql.engine.binding.Binding> reader(com.hp.hpl.jena.query.Query query,
                                                                                                    QueryExecutionFactory sparqlService,
                                                                                                    @Value(value="#{jobParameters[queryString]}")
                                                                                                    String queryString)

writer

@Bean
@StepScope
@Autowired
public org.springframework.batch.item.file.ResourceAwareItemWriterItemStream<com.hp.hpl.jena.sparql.engine.binding.Binding> writer(com.hp.hpl.jena.query.Query query,
                                                                                                                                                   @Value(value="#{jobParameters[targetResource]}")
                                                                                                                                                   String targetResource)

lineAggregator

@Bean
@StepScope
@Autowired
public org.springframework.batch.item.file.transform.LineAggregator<com.hp.hpl.jena.sparql.engine.binding.Binding> lineAggregator(com.hp.hpl.jena.query.Query query)

processor

@Bean
@StepScope
@Autowired
public org.springframework.batch.item.ItemProcessor<com.hp.hpl.jena.sparql.engine.binding.Binding,com.hp.hpl.jena.sparql.engine.binding.Binding> processor()