RDFConnectionRemote (Apache Jena RDF Connection)

java.lang.Object
- org.apache.jena.rdfconnection.RDFConnectionRemote

All Implemented Interfaces:

AutoCloseable, RDFConnection, RDFDatasetAccessConnection, RDFDatasetConnection, SparqlQueryConnection, SparqlUpdateConnection, Transactional

Direct Known Subclasses:

RDFConnectionFuseki
```
public class RDFConnectionRemote
extends Object
implements RDFConnection
```
Implementation of the RDFConnection interface using remote SPARQL operations.

Nested Class Summary
- Nested classes/interfaces inherited from interface org.apache.jena.sparql.core.Transactional
  Transactional.Promote

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`abort()`
`void`	`begin()`
`void`	`begin(ReadWrite mode)`
`void`	`begin(TxnType txnType)`
`void`	`close()` Close this connection.
`void`	`commit()`
`static RDFConnectionRemoteBuilder`	`create()` Create a `RDFConnectionRemoteBuilder`.
`static RDFConnectionRemoteBuilder`	`create(RDFConnectionRemote base)` Create a `RDFConnectionRemoteBuilder` initialized with the settings of another `RDFConnectionRemote`.
`void`	`delete()` Remove all data from the default graph.
`void`	`delete(String graph)` Delete a graph from the dataset.
`void`	`end()`
`Model`	`fetch()` Fetch the default graph.
`Model`	`fetch(String graphName)` Fetch a named graph.
`Dataset`	`fetchDataset()` Fetch the contents of the dataset
`String`	`getDestination()` Return the destination URL for the connection.
`org.apache.http.client.HttpClient`	`getHttpClient()` Return the `HttpClient` in-use.
`org.apache.http.protocol.HttpContext`	`getHttpContext()` Return the `HttpContext` in-use.
`boolean`	`isClosed()` Test whether this connection is closed or not
`boolean`	`isInTransaction()`
`void`	`load(Model model)` Load (add, append) RDF into the default graph of a dataset.
`void`	`load(String file)` Load (add, append) RDF into the default graph of a dataset.
`void`	`load(String graphName, Model model)` Load (add, append) RDF into a named graph in a dataset.
`void`	`load(String graph, String file)` Load (add, append) RDF into a named graph in a dataset.
`void`	`loadDataset(Dataset dataset)`
`void`	`loadDataset(String file)`
`boolean`	`promote(Transactional.Promote promote)`
`void`	`put(Model model)` Set the contents of the default graph of a dataset.
`void`	`put(String file)` Set the contents of the default graph of a dataset.
`void`	`put(String graphName, Model model)` Set the contents of a named graph of a dataset.
`void`	`put(String graph, String file)` Set the contents of a named graph of a dataset.
`void`	`putDataset(Dataset dataset)`
`void`	`putDataset(String file)`
`QueryExecution`	`query(Query query)` Setup a SPARQL query execution.
`QueryExecution`	`query(String queryString)` Setup a SPARQL query execution.
`boolean`	`queryAsk(String queryString)` Execute a ASK query and return a boolean
`Model`	`queryConstruct(String queryString)` Execute a CONSTRUCT query and return as a Model
`Model`	`queryDescribe(String queryString)` Execute a DESCRIBE query and return as a Model
`void`	`queryResultSet(String queryString, Consumer<ResultSet> resultSetAction)` Execute a SELECT query and process the ResultSet with the handler code.
`void`	`querySelect(String queryString, Consumer<QuerySolution> rowAction)` Execute a SELECT query and process the rows of the results with the handler code.
`ReadWrite`	`transactionMode()`
`TxnType`	`transactionType()`
`void`	`update(String updateString)` Execute a SPARQL Update.
`void`	`update(UpdateRequest update)` Execute a SPARQL Update.

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.jena.rdfconnection.RDFConnection
queryAsk, queryConstruct, queryDescribe, queryResultSet, querySelect, update

Methods inherited from interface org.apache.jena.sparql.core.Transactional
promote

- Method Detail
  - create
```
public static RDFConnectionRemoteBuilder create()
```
    Create a RDFConnectionRemoteBuilder.
  - create
```
public static RDFConnectionRemoteBuilder create(RDFConnectionRemote base)
```
    Create a RDFConnectionRemoteBuilder initialized with the settings of another RDFConnectionRemote.
  - getHttpClient
```
public org.apache.http.client.HttpClient getHttpClient()
```
    Return the HttpClient in-use.
  - getHttpContext
```
public org.apache.http.protocol.HttpContext getHttpContext()
```
    Return the HttpContext in-use.
  - getDestination
```
public String getDestination()
```
    Return the destination URL for the connection.
  - queryResultSet
```
public void queryResultSet(String queryString,
                           Consumer<ResultSet> resultSetAction)
```
    Execute a SELECT query and process the ResultSet with the handler code.
    
    Specified by:
    
    queryResultSet in interface RDFConnection
    
    Specified by:
    
    queryResultSet in interface SparqlQueryConnection
    
    Parameters:
    
    queryString -
    
    resultSetAction -
  - querySelect
```
public void querySelect(String queryString,
                        Consumer<QuerySolution> rowAction)
```
    Execute a SELECT query and process the rows of the results with the handler code.
    
    Specified by:
    
    querySelect in interface RDFConnection
    
    Specified by:
    
    querySelect in interface SparqlQueryConnection
    
    Parameters:
    
    queryString -
    
    rowAction -
  - queryConstruct
```
public Model queryConstruct(String queryString)
```
    Execute a CONSTRUCT query and return as a Model
    
    Specified by:
    
    queryConstruct in interface RDFConnection
    
    Specified by:
    
    queryConstruct in interface SparqlQueryConnection
  - queryDescribe
```
public Model queryDescribe(String queryString)
```
    Execute a DESCRIBE query and return as a Model
    
    Specified by:
    
    queryDescribe in interface RDFConnection
    
    Specified by:
    
    queryDescribe in interface SparqlQueryConnection
  - queryAsk
```
public boolean queryAsk(String queryString)
```
    Execute a ASK query and return a boolean
    
    Specified by:
    
    queryAsk in interface RDFConnection
    
    Specified by:
    
    queryAsk in interface SparqlQueryConnection
  - query
```
public QueryExecution query(String queryString)
```
    Description copied from interface: RDFConnection
    
    Setup a SPARQL query execution. This is a low-level operation. Handling the QueryExecution should be done with try-resource. Some QueryExecutions, such as ones connecting to a remote server, need to be properly closed to release system resources. See also RDFConnection.querySelect(String, Consumer), RDFConnection.queryConstruct(String), RDFConnection.queryDescribe(String), RDFConnection.queryAsk(String) for ways to execute queries of a specific form.
    
    Specified by:
    
    query in interface RDFConnection
    
    Specified by:
    
    query in interface SparqlQueryConnection
    
    Returns:
    
    QueryExecution
  - query
```
public QueryExecution query(Query query)
```
    Description copied from interface: RDFConnection
    
    Setup a SPARQL query execution. See also RDFConnection.querySelect(Query, Consumer), RDFConnection.queryConstruct(Query), RDFConnection.queryDescribe(Query), RDFConnection.queryAsk(Query) for ways to execute queries for of a specific form.
    
    Specified by:
    
    query in interface RDFConnection
    
    Specified by:
    
    query in interface SparqlQueryConnection
    
    Returns:
    
    QueryExecution
  - update
```
public void update(String updateString)
```
    Description copied from interface: RDFConnection
    
    Execute a SPARQL Update.
    
    Specified by:
    
    update in interface RDFConnection
    
    Specified by:
    
    update in interface SparqlUpdateConnection
  - update
```
public void update(UpdateRequest update)
```
    Description copied from interface: RDFConnection
    
    Execute a SPARQL Update.
    
    Specified by:
    
    update in interface RDFConnection
    
    Specified by:
    
    update in interface SparqlUpdateConnection
  - fetch
```
public Model fetch(String graphName)
```
    Description copied from interface: RDFDatasetAccessConnection
    
    Fetch a named graph. This is SPARQL Graph Store Protocol HTTP GET or equivalent.
    
    Specified by:
    
    fetch in interface RDFDatasetAccessConnection
    
    Parameters:
    
    graphName - URI string for the graph name (null or "default" for the default graph)
    
    Returns:
    
    Model
  - fetch
```
public Model fetch()
```
    Description copied from interface: RDFDatasetAccessConnection
    
    Fetch the default graph. This is SPARQL Graph Store Protocol HTTP GET or equivalent.
    
    Specified by:
    
    fetch in interface RDFDatasetAccessConnection
    
    Returns:
    
    Model
  - load
```
public void load(String graph,
                 String file)
```
    Description copied from interface: RDFConnection
    
    Load (add, append) RDF into a named graph in a dataset. This is SPARQL Graph Store Protocol HTTP POST or equivalent.
    
    Specified by:
    
    load in interface RDFConnection
    
    Specified by:
    
    load in interface RDFDatasetConnection
    
    Parameters:
    
    graph - Graph name (null or "default" for the default graph)
    
    file - File of the data.
  - load
```
public void load(String file)
```
    Description copied from interface: RDFConnection
    
    Load (add, append) RDF into the default graph of a dataset. This is SPARQL Graph Store Protocol HTTP POST or equivalent.
    
    Specified by:
    
    load in interface RDFConnection
    
    Specified by:
    
    load in interface RDFDatasetConnection
    
    Parameters:
    
    file - File of the data.
  - load
```
public void load(Model model)
```
    Description copied from interface: RDFConnection
    
    Load (add, append) RDF into the default graph of a dataset. This is SPARQL Graph Store Protocol HTTP POST or equivalent.
    
    Specified by:
    
    load in interface RDFConnection
    
    Specified by:
    
    load in interface RDFDatasetConnection
    
    Parameters:
    
    model - Data.
  - load
```
public void load(String graphName,
                 Model model)
```
    Description copied from interface: RDFConnection
    
    Load (add, append) RDF into a named graph in a dataset. This is SPARQL Graph Store Protocol HTTP POST or equivalent.
    
    Specified by:
    
    load in interface RDFConnection
    
    Specified by:
    
    load in interface RDFDatasetConnection
    
    Parameters:
    
    graphName - Graph name (null or "default" for the default graph)
    
    model - Data.
  - put
```
public void put(String graph,
                String file)
```
    Description copied from interface: RDFConnection
    
    Set the contents of a named graph of a dataset. Any existing data is lost. This is SPARQL Graph Store Protocol HTTP PUT or equivalent.
    
    Specified by:
    
    put in interface RDFConnection
    
    Specified by:
    
    put in interface RDFDatasetConnection
    
    Parameters:
    
    graph - Graph name (null or "default" for the default graph)
    
    file - File of the data.
  - put
```
public void put(String file)
```
    Description copied from interface: RDFConnection
    
    Set the contents of the default graph of a dataset. Any existing data is lost. This is SPARQL Graph Store Protocol HTTP PUT or equivalent.
    
    Specified by:
    
    put in interface RDFConnection
    
    Specified by:
    
    put in interface RDFDatasetConnection
    
    Parameters:
    
    file - File of the data.
  - put
```
public void put(String graphName,
                Model model)
```
    Description copied from interface: RDFConnection
    
    Set the contents of a named graph of a dataset. Any existing data is lost. This is SPARQL Graph Store Protocol HTTP PUT or equivalent.
    
    Specified by:
    
    put in interface RDFConnection
    
    Specified by:
    
    put in interface RDFDatasetConnection
    
    Parameters:
    
    graphName - Graph name (null or "default" for the default graph)
    
    model - Data.
  - put
```
public void put(Model model)
```
    Description copied from interface: RDFConnection
    
    Set the contents of the default graph of a dataset. Any existing data is lost. This is SPARQL Graph Store Protocol HTTP PUT or equivalent.
    
    Specified by:
    
    put in interface RDFConnection
    
    Specified by:
    
    put in interface RDFDatasetConnection
    
    Parameters:
    
    model - Data.
  - delete
```
public void delete(String graph)
```
    Description copied from interface: RDFConnection
    
    Delete a graph from the dataset. Null or "default" means the default graph, which is cleared, not removed.
    
    Specified by:
    
    delete in interface RDFConnection
    
    Specified by:
    
    delete in interface RDFDatasetConnection
  - delete
```
public void delete()
```
    Description copied from interface: RDFConnection
    
    Remove all data from the default graph.
    
    Specified by:
    
    delete in interface RDFConnection
    
    Specified by:
    
    delete in interface RDFDatasetConnection
  - fetchDataset
```
public Dataset fetchDataset()
```
    Description copied from interface: RDFDatasetAccessConnection
    
    Fetch the contents of the dataset
    
    Specified by:
    
    fetchDataset in interface RDFDatasetAccessConnection
  - loadDataset
```
public void loadDataset(String file)
```
    Specified by:
    
    loadDataset in interface RDFConnection
    
    Specified by:
    
    loadDataset in interface RDFDatasetConnection
  - loadDataset
```
public void loadDataset(Dataset dataset)
```
    Specified by:
    
    loadDataset in interface RDFConnection
    
    Specified by:
    
    loadDataset in interface RDFDatasetConnection
  - putDataset
```
public void putDataset(String file)
```
    Specified by:
    
    putDataset in interface RDFConnection
    
    Specified by:
    
    putDataset in interface RDFDatasetConnection
  - putDataset
```
public void putDataset(Dataset dataset)
```
    Specified by:
    
    putDataset in interface RDFConnection
    
    Specified by:
    
    putDataset in interface RDFDatasetConnection
  - close
```
public void close()
```
    Description copied from interface: RDFConnection
    
    Close this connection. Use with try-resource.
    
    Specified by:
    
    close in interface AutoCloseable
    
    Specified by:
    
    close in interface RDFConnection
    
    Specified by:
    
    close in interface RDFDatasetAccessConnection
    
    Specified by:
    
    close in interface RDFDatasetConnection
    
    Specified by:
    
    close in interface SparqlQueryConnection
    
    Specified by:
    
    close in interface SparqlUpdateConnection
  - isClosed
```
public boolean isClosed()
```
    Description copied from interface: RDFConnection
    
    Test whether this connection is closed or not
    
    Specified by:
    
    isClosed in interface RDFConnection
    
    Specified by:
    
    isClosed in interface RDFDatasetAccessConnection
    
    Specified by:
    
    isClosed in interface RDFDatasetConnection
  - begin
```
public void begin()
```
    Specified by:
    
    begin in interface Transactional
  - begin
```
public void begin(TxnType txnType)
```
    Specified by:
    
    begin in interface Transactional
  - begin
```
public void begin(ReadWrite mode)
```
    Specified by:
    
    begin in interface Transactional
  - promote
```
public boolean promote(Transactional.Promote promote)
```
    Specified by:
    
    promote in interface Transactional
  - commit
```
public void commit()
```
    Specified by:
    
    commit in interface Transactional
  - abort
```
public void abort()
```
    Specified by:
    
    abort in interface Transactional
  - isInTransaction
```
public boolean isInTransaction()
```
    Specified by:
    
    isInTransaction in interface Transactional
  - end
```
public void end()
```
    Specified by:
    
    end in interface Transactional
  - transactionMode
```
public ReadWrite transactionMode()
```
    Specified by:
    
    transactionMode in interface Transactional
  - transactionType
```
public TxnType transactionType()
```
    Specified by:
    
    transactionType in interface Transactional

Class RDFConnectionRemote

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.jena.sparql.core.Transactional

Method Summary

Methods inherited from class java.lang.Object

Methods inherited from interface org.apache.jena.rdfconnection.RDFConnection

Methods inherited from interface org.apache.jena.sparql.core.Transactional

Method Detail

create

create

getHttpClient

getHttpContext

getDestination

queryResultSet

querySelect

queryConstruct

queryDescribe

queryAsk

query

query

update

update

fetch

fetch

load

load

load

load

put

put

put

put

delete

delete

fetchDataset

loadDataset

loadDataset

putDataset

putDataset

close

isClosed

begin

begin

begin

promote

commit

abort

isInTransaction

end

transactionMode

transactionType