org.apache.jena.sparql.core.mem

Class DatasetPrefixStorageInMemory

java.lang.Object

org.apache.jena.sparql.core.mem.DatasetPrefixStorageInMemory

All Implemented Interfaces:

org.apache.jena.atlas.lib.Closeable, org.apache.jena.atlas.lib.Sync, DatasetPrefixStorage

public class DatasetPrefixStorageInMemory
extends Object
implements DatasetPrefixStorage

A simple DatasetPrefixStorage for in-memory datasets.

Constructor Summary

Constructors

Constructor and Description
DatasetPrefixStorageInMemory()

Method Summary

Modifier and Type	Method and Description
void	close()
PrefixMapping	getPrefixMapping() Return a PrefixMapping for the default (unnamed) graph.
PrefixMapping	getPrefixMapping(String graphName) Return a PrefixMapping for a named graph
Set<String>	graphNames() Return the set of graph names for which there might be prefix mappings
void	insertPrefix(String graphName, String prefix, String uri) Add a prefix mapping for a specific graph (or null for dataset, not a specific graph)
void	loadPrefixMapping(String graphName, PrefixMapping pmap) Copy the prefixes for a graph into the given PrefixMapping
String	readByURI(String graphName, String uriStr) Get the prefix string associated with a URI string for a specific graph (or null for dataset, not a specific graph)
String	readPrefix(String graphName, String prefix) Get the URI string associated with a prefix string for a specific graph (or null for dataset, not a specific graph)
Map<String,String>	readPrefixMap(String graphName) Return the mappings for a specific graph.
void	removeAllFromPrefixMap(String graphName) Remove all associations for a specific graph.
void	removeFromPrefixMap(String graphName, String prefix) Remove the association of a prefix for a specific graph
void	sync()

Methods inherited from class java.lang.Object

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

Constructor Detail

DatasetPrefixStorageInMemory

public DatasetPrefixStorageInMemory()

Method Detail

close

public void close()

Specified by:

close in interface org.apache.jena.atlas.lib.Closeable

sync

public void sync()

Specified by:

sync in interface org.apache.jena.atlas.lib.Sync

graphNames

public Set<String> graphNames()

Description copied from interface: DatasetPrefixStorage

Return the set of graph names for which there might be prefix mappings

Specified by:

graphNames in interface DatasetPrefixStorage

readPrefix

public String readPrefix(String graphName,
                         String prefix)

Description copied from interface: DatasetPrefixStorage

Get the URI string associated with a prefix string for a specific graph (or null for dataset, not a specific graph)

Specified by:

readPrefix in interface DatasetPrefixStorage

readByURI

public String readByURI(String graphName,
                        String uriStr)

Description copied from interface: DatasetPrefixStorage

Get the prefix string associated with a URI string for a specific graph (or null for dataset, not a specific graph)

Specified by:

readByURI in interface DatasetPrefixStorage

readPrefixMap

public Map<String,String> readPrefixMap(String graphName)

Description copied from interface: DatasetPrefixStorage

Return the mappings for a specific graph. Do not change this map

Specified by:

readPrefixMap in interface DatasetPrefixStorage

insertPrefix

public void insertPrefix(String graphName,
                         String prefix,
                         String uri)

Description copied from interface: DatasetPrefixStorage

Add a prefix mapping for a specific graph (or null for dataset, not a specific graph)

Specified by:

insertPrefix in interface DatasetPrefixStorage

loadPrefixMapping

public void loadPrefixMapping(String graphName,
                              PrefixMapping pmap)

Description copied from interface: DatasetPrefixStorage

Copy the prefixes for a graph into the given PrefixMapping

Specified by:

loadPrefixMapping in interface DatasetPrefixStorage

Parameters:

graphName - Graph name

pmap - Destination.

removeFromPrefixMap

public void removeFromPrefixMap(String graphName,
                                String prefix)

Description copied from interface: DatasetPrefixStorage

Remove the association of a prefix for a specific graph

Specified by:

removeFromPrefixMap in interface DatasetPrefixStorage

removeAllFromPrefixMap

public void removeAllFromPrefixMap(String graphName)

Description copied from interface: DatasetPrefixStorage

Remove all associations for a specific graph.

Specified by:

removeAllFromPrefixMap in interface DatasetPrefixStorage

getPrefixMapping

public PrefixMapping getPrefixMapping()

Description copied from interface: DatasetPrefixStorage

Return a PrefixMapping for the default (unnamed) graph.

Specified by:

getPrefixMapping in interface DatasetPrefixStorage

getPrefixMapping

public PrefixMapping getPrefixMapping(String graphName)

Description copied from interface: DatasetPrefixStorage

Return a PrefixMapping for a named graph

Specified by:

getPrefixMapping in interface DatasetPrefixStorage