How to use

setNsPrefix

method

in

com.hp.hpl.jena.shared.PrefixMapping

/**
 * Register a new prefix/namespace mapping which will be used to shorten
 * the print strings for resources in known namespaces.
 */
public static void registerPrefix(String prefix, String namespace) {
  prefixMapping.setNsPrefix( prefix, namespace );
}

/** @see com.hp.hpl.jena.shared.PrefixMapping#setNsPrefix(java.lang.String, java.lang.String) */
public PrefixMapping setNsPrefix(String prefix, String uri)
{
  pmapLocal.setNsPrefix(prefix, uri) ;
  return this ;
}

/**
 * Register a new namespace prefix with the parser
 */
public void registerPrefix(String prefix, String namespace ) {
  prefixMapping.setNsPrefix(prefix, namespace);
}

/** @see com.hp.hpl.jena.shared.PrefixMapping#setNsPrefix(java.lang.String, java.lang.String) */
@Override
public PrefixMapping setNsPrefix(String prefix, String uri)
{
  pmapLocal.setNsPrefix(prefix, uri) ;
  return this ;
}

  @Override public void prefix(String prefix, String uri)
  {
    try { // Jena applies XML rules to prerfixes.  
      prefixMapping.setNsPrefix(prefix, uri) ;
    } catch (JenaException ex) {}
  }
}

@Override
public void startPrefixMapping( String prefix, String uri )
  {
  if (PrefixMappingImpl.isNiceURI( uri )) prefixMapping.setNsPrefix( prefix, uri );
  }

@Override
public PrefixMapping setNsPrefix( String prefix, String uri )
{ 
  getPrefixMapping().setNsPrefix( prefix, uri ); 
  return this;
}

protected void setPrefix(int line, int col, String prefix, String uri)
{
  prefixMapping.setNsPrefix(prefix, uri) ;
  handler.prefix(line, col, prefix, uri) ;
}

  @Override public void prefix(String prefix, String uri)
  {
    try { // Jena applies XML rules to prerfixes.
      graph.getPrefixMapping().setNsPrefix(prefix, uri) ;
    } catch (JenaException ex) {} 
  }
}

@Override public PrefixMapping setNsPrefix( String prefix, String uri ) 
  {
  checkUnlocked();
  getBaseMapping().setNsPrefix( prefix, uri );
  return this;
  }

private static void setSimplePrefixes( Resource root, PrefixMapping result )
  {
  if (root.hasProperty( JA.prefix ))
    {
    Literal prefix = getUniqueLiteral( root, JA.prefix );
    Literal namespace = getUniqueLiteral( root, JA.namespace );
    result.setNsPrefix( prefix.getLexicalForm(), namespace.getLexicalForm() );
    }
  }
}

  @Test public void prefix7()
  {
    String uri1 = "http://example/" ;
    String uri2 = "http://example/ns#" ;
    
    PrefixMapping pmap = new PrefixMappingSDB(defaultPrefixURI, sdb) ;
    pmap.setNsPrefix("ex1", uri1) ;
    pmap.setNsPrefix("ex2", uri2) ;
    assertEquals("ex2:foo", pmap.qnameFor("http://example/ns#foo")) ;
  }        
}

@Test public void prefix4()
{
  String uri = "http://example/" ;
  PrefixMapping pmap = new PrefixMappingSDB(defaultPrefixURI, sdb) ;
  pmap.setNsPrefix("ex", uri) ;
  
  assertEquals("ex", pmap.getNsURIPrefix("http://example/")) ;
}
   

@Test public void prefix2()
{
  PrefixMapping pmap = new PrefixMappingSDB(defaultPrefixURI, sdb) ;
  pmap.setNsPrefix("ex", "http://example/") ;
  assertNotNull(pmap.getNsPrefixURI("ex")) ;
}
 

@Test public void prefix5()
{
  String uri = "http://example/" ;
  PrefixMapping pmap = new PrefixMappingSDB(defaultPrefixURI, sdb) ;
  pmap.setNsPrefix("ex", uri) ;
  
  assertEquals(uri+"foo", pmap.expandPrefix("ex:foo")) ;
}

@Test public void prefix6()
{
  String uri = "http://example/" ;
  PrefixMapping pmap = new PrefixMappingSDB(defaultPrefixURI, sdb) ;
  pmap.setNsPrefix("ex", uri) ;
  
  assertEquals("ex:foo", pmap.qnameFor("http://example/foo")) ;
}

@Test public void prefix3()
{
  String uri = "http://example/" ;
  PrefixMapping pmap = new PrefixMappingSDB(defaultPrefixURI, sdb) ;
  pmap.setNsPrefix("ex", uri) ;
  
  PrefixMapping pmap2 = new PrefixMappingSDB(defaultPrefixURI, sdb) ;
  String x = pmap2.getNsPrefixURI("ex") ;
  
  assertNotNull(x) ;
  assertEquals(uri,x) ;
}
   

@BeforeClass static public void beforeClass()
{ 
  graph = TDBFactory.createGraph() ;
  Model m = ModelFactory.createModelForGraph(graph) ;
  FileManager.get().readModel(m, graphData) ;
  pmap = new PrefixMappingImpl() ;
  pmap.setNsPrefix("", "http://example/") ;
  
}
     

@Test public void multiple1()
{
  DatasetPrefixesTDB prefixes = DatasetPrefixesTDB.testing() ;
  PrefixMapping pmap1 = prefixes.getPrefixMapping() ;
  PrefixMapping pmap2 = prefixes.getPrefixMapping("http://graph/") ;
  pmap1.setNsPrefix("x", "http://foo/") ;
  assertNull(pmap2.getNsPrefixURI("x")) ;
  assertNotNull(pmap1.getNsPrefixURI("x")) ;
}
 

@Test public void multiple2()
{
  DatasetPrefixesTDB prefixes = DatasetPrefixesTDB.testing() ;
  PrefixMapping pmap1 = prefixes.getPrefixMapping("http://graph/") ;  // Same
  PrefixMapping pmap2 = prefixes.getPrefixMapping("http://graph/") ;
  pmap1.setNsPrefix("x", "http://foo/") ;
  assertNotNull(pmap2.getNsPrefixURI("x")) ;
  assertNotNull(pmap1.getNsPrefixURI("x")) ;
}