org.apache.jena.rdf.model.impl.Util.isSimpleString()方法的使用及代码示例

x33g5p2x  于2022-02-01 转载在 其他  
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本文整理了Java中org.apache.jena.rdf.model.impl.Util.isSimpleString()方法的一些代码示例，展示了Util.isSimpleString()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Util.isSimpleString()方法的具体详情如下：
包路径：org.apache.jena.rdf.model.impl.Util
类名称：Util
方法名：isSimpleString

Util.isSimpleString介绍

[英]A Node is a simple string if:

  • (RDF 1.0) No datatype and no language tag.
  • (RDF 1.1) xsd:string
    [中]节点是一个简单的字符串，如果：
    *（RDF 1.0）没有数据类型和语言标记。
    *（RDF 1.1）xsd:string

代码示例

代码示例来源：origin: apache/jena

  1. /**
  2.  * A Node is a simple string if: 
  3.  * <li>(RDF 1.0) No datatype and no language tag
  4.  * <li>(RDF 1.1) xsd:string
  5.  */
  6. public static boolean isSimpleString(Node n) { return Util.isSimpleString(n) ; }

代码示例来源：origin: apache/jena

  1. .filter(rn -> ! Util.isSimpleString(rn))
  2. .map(rn->rn.toString())
  3. .collect(toList());

代码示例来源：origin: org.apache.jena/jena-fuseki-core

  1. .filter(rn -> ! Util.isSimpleString(rn))
  2. .map(rn->rn.toString())
  3. .collect(toList());

代码示例来源：origin: org.apache.jena/jena-core

  1. /**
  2.  * Return true if this is a "plain" (i.e. old style, not typed) literal.
  3.  * For RDF 1.1, the most compatible choice is "xsd:string" or "rdf:langString". 
  4.  */
  5. private boolean isPlainLiteral() {
  6.   if ( JenaRuntime.isRDF11 )
  7.     return Util.isLangString(this) || Util.isSimpleString(this) ;  
  8.   else
  9.     return asNode().getLiteralDatatype() == null;
  10. }

代码示例来源：origin: apache/jena

  1. /** Format:: access:entry ("user1" <http://host/graphname1>  <http://host/graphname2> ) ; */
  2. private void parseList(Multimap<String, Node> map, Resource root, GNode entry) {
  3.   List<Node> members = GraphList.members(entry);
  4.   // string, then URIs.
  5.   if ( members.isEmpty() )
  6.     throw new AssemblerException(root, "Found access:entry with an empty list");
  7.   Node userNode = members.get(0);
  8.   if ( !  Util.isSimpleString(userNode) )
  9.     throw new AssemblerException(root, "User name is not a string: "+NodeFmtLib.str(userNode));
  10.   String user = userNode.getLiteralLexicalForm();
  11.   List<Node> graphs = members.subList(1, members.size());
  12.   accessEntries(root, map, user, graphs);
  13. }

代码示例来源：origin: apache/jena

  1. /**
  2.  * Return true if this is a "plain" (i.e. old style, not typed) literal.
  3.  * For RDF 1.1, the most compatible choice is "xsd:string" or "rdf:langString". 
  4.  */
  5. private boolean isPlainLiteral() {
  6.   if ( JenaRuntime.isRDF11 )
  7.     return Util.isLangString(this) || Util.isSimpleString(this) ;  
  8.   else
  9.     return asNode().getLiteralDatatype() == null;
  10. }

代码示例来源：origin: org.seaborne.rdf-delta/rdf-delta-base

  1. /**
  2.  * Convert a {@link Node} to an {@code Id}. The {@link Node} can be a URI or
  3.  * a string literal. The preferred form is a {@code <uuid:...>}.
  4.  * <p>
  5.  * An argument of {@code null} returns {@code null}.
  6.  *
  7.  * @param node
  8.  * @return Id
  9.  */
  10. public static Id fromNode(Node node) {
  11.   if ( node == null )
  12.     return null ;
  13.   String s = null ;
  14.   if ( node.isURI() )
  15.     s = node.getURI() ;
  16.   else if ( Util.isSimpleString(node) )
  17.     s = node.getLiteralLexicalForm() ;
  18.   if ( s == null )
  19.     throw new IllegalArgumentException("Id input is not a URI or a string") ;
  20.   return fromString$(s) ;
  21. }

代码示例来源：origin: apache/jena

  1. protected void writeLiteral( Literal l, PrintWriter writer ) {
  2.   String lang = l.getLanguage();
  3.   String form = l.getLexicalForm();
  4.   if (Util.isLangString(l)) {
  5.     writer.print(" xml:lang=" + attributeQuoted( lang ));
  6.   } else if (l.isWellFormedXML() && !blockLiterals) {
  7.     // RDF XML Literals inline.
  8.     writer.print(" " + rdfAt("parseType") + "=" + attributeQuoted( "Literal" )+">");
  9.     writer.print( form );
  10.     return ;
  11.   } else {
  12.     // Datatype (if not xsd:string and RDF 1.1) 
  13.     String dt = l.getDatatypeURI();
  14.     if ( ! Util.isSimpleString(l) ) 
  15.       writer.print( " " + rdfAt( "datatype" ) + "=" + substitutedAttribute( dt ) );
  16.   }
  17.   // Content.
  18.   writer.print(">");
  19.   writer.print( Util.substituteEntitiesInElementContent( form ) );
  20. }

代码示例来源：origin: org.apache.jena/jena-core

  1. protected void writeLiteral( Literal l, PrintWriter writer ) {
  2.   String lang = l.getLanguage();
  3.   String form = l.getLexicalForm();
  4.   if (Util.isLangString(l)) {
  5.     writer.print(" xml:lang=" + attributeQuoted( lang ));
  6.   } else if (l.isWellFormedXML() && !blockLiterals) {
  7.     // RDF XML Literals inline.
  8.     writer.print(" " + rdfAt("parseType") + "=" + attributeQuoted( "Literal" )+">");
  9.     writer.print( form );
  10.     return ;
  11.   } else {
  12.     // Datatype (if not xsd:string and RDF 1.1) 
  13.     String dt = l.getDatatypeURI();
  14.     if ( ! Util.isSimpleString(l) ) 
  15.       writer.print( " " + rdfAt( "datatype" ) + "=" + substitutedAttribute( dt ) );
  16.   }
  17.   // Content.
  18.   writer.print(">");
  19.   writer.print( Util.substituteEntitiesInElementContent( form ) );
  20. }

代码示例来源：origin: apache/jena

  1. if (! isLangString(o) && ! isSimpleString(o) )

代码示例来源：origin: apache/jena

  1. /**
  2.  * Return a simplified print string for a Node. 
  3.  */
  4. public static String print(Node node) {
  5.   if (node instanceof Node_URI) {
  6.     String uri = ((Node_URI)node).getURI();
  7.     String suri = prefixMapping == null ? uri : prefixMapping.shortForm(uri);
  8.     if (uri.equals(suri)) {
  9.       return "<" + uri + ">";
  10.     } else {
  11.       return suri;
  12.     }
  13.   } else if (node instanceof Node_Literal) {
  14.     String lf = node.getLiteralLexicalForm();
  15.     // RDF 1.1 : Print xsd:string without ^^xsd:string 
  16.     return "'" + lf + "'" + (Util.isSimpleString(node) ? "" : "^^" + node.getLiteralDatatypeURI());
  17.   } else if (node instanceof Node_ANY) {
  18.     return "*";
  19.   }
  20.   if (node == null) {
  21.     return "null";
  22.   }
  23.   return node.toString();
  24. }

代码示例来源：origin: org.apache.jena/jena-core

  1. /**
  2.  * Return a simplified print string for a Node. 
  3.  */
  4. public static String print(Node node) {
  5.   if (node instanceof Node_URI) {
  6.     String uri = ((Node_URI)node).getURI();
  7.     String suri = prefixMapping == null ? uri : prefixMapping.shortForm(uri);
  8.     if (uri.equals(suri)) {
  9.       return "<" + uri + ">";
  10.     } else {
  11.       return suri;
  12.     }
  13.   } else if (node instanceof Node_Literal) {
  14.     String lf = node.getLiteralLexicalForm();
  15.     // RDF 1.1 : Print xsd:string without ^^xsd:string 
  16.     return "'" + lf + "'" + (Util.isSimpleString(node) ? "" : "^^" + node.getLiteralDatatypeURI());
  17.   } else if (node instanceof Node_ANY) {
  18.     return "*";
  19.   }
  20.   if (node == null) {
  21.     return "null";
  22.   }
  23.   return node.toString();
  24. }

代码示例来源：origin: apache/jena

  1. if ( ! Util.isSimpleString(l) )

代码示例来源：origin: apache/jena

  1. public static NodeValue strEncodeForURI(NodeValue v) {
  2.   Node n = v.asNode() ;
  3.   if ( !n.isLiteral() )
  4.     throw new ExprEvalException("Not a literal") ;
  5.   if ( ! Util.isSimpleString(n) && ! Util.isLangString(n) )  
  6.     throw new ExprEvalException("Not a string literal") ;
  7.   String str = n.getLiteralLexicalForm() ;
  8.   String encStr = IRILib.encodeUriComponent(str) ;
  9.   encStr = IRILib.encodeNonASCII(encStr) ;
  10.   return NodeValue.makeString(encStr) ;
  11. }

代码示例来源：origin: apache/jena

  1. return new QueryIterPlainWrapper(it, execCxt);
  2. } else if ( Util.isSimpleString(subject) ) {

代码示例来源：origin: apache/jena

  1. private void printLiteral(Literal literal) {
  2.   String datatype = literal.getDatatypeURI();
  3.   String lang = literal.getLanguage();
  4.   if ( Util.isSimpleString(literal) || Util.isLangString(literal) ) {
  5.     print(quoteName(kType), ": ", quote(kLiteral), " , ");
  6.     if ( multiLineValues )
  7.       println();
  8.     if ( lang != null && !lang.equals("") ) {
  9.       print(quoteName(kXmlLang), ": ", quote(lang), " , ");
  10.       if ( multiLineValues )
  11.         println();
  12.     }
  13.   } else {
  14.     print(quoteName(kType), ": ", quote(kLiteral), " , ");
  15.     if ( multiLineValues )
  16.       println();
  17.     print(quoteName(kDatatype), ": ", quote(datatype), " , ");
  18.     if ( multiLineValues )
  19.       println();
  20.   }
  21.   print(quoteName(kValue), ": ", quote(literal.getLexicalForm()));
  22.   if ( multiLineValues )
  23.     println();
  24. }

代码示例来源：origin: apache/jena

  1. private boolean wPropertyEltDatatype(WType wt, Property prop, Statement s,
  2.     RDFNode r) {
  3.   if (! (r instanceof Literal) )
  4.     return false ;
  5.   Literal lit = ((Literal) r) ;
  6.   if ( Util.isSimpleString(lit) ) 
  7.     return false;
  8.   if ( Util.isLangString(lit) )
  9.     return false;
  10.   
  11.   // print out with "datatype="
  12.   done(s);
  13.   tab();
  14.   print("<");
  15.   wt.wTypeStart(prop);
  16.   wIdAttrReified(s);
  17.   maybeNewline();
  18.   wDatatype(((Literal) r).getDatatypeURI());
  19.   maybeNewline();
  20.   print(">");
  21.   print(Util.substituteEntitiesInElementContent(((Literal) r)
  22.       .getLexicalForm()));
  23.   print("</");
  24.   wt.wTypeEnd(prop);
  25.   print(">");
  26.   return true;
  27. }

代码示例来源：origin: org.apache.jena/jena-core

  1. private boolean wPropertyEltDatatype(WType wt, Property prop, Statement s,
  2.     RDFNode r) {
  3.   if (! (r instanceof Literal) )
  4.     return false ;
  5.   Literal lit = ((Literal) r) ;
  6.   if ( Util.isSimpleString(lit) ) 
  7.     return false;
  8.   if ( Util.isLangString(lit) )
  9.     return false;
  10.   
  11.   // print out with "datatype="
  12.   done(s);
  13.   tab();
  14.   print("<");
  15.   wt.wTypeStart(prop);
  16.   wIdAttrReified(s);
  17.   maybeNewline();
  18.   wDatatype(((Literal) r).getDatatypeURI());
  19.   maybeNewline();
  20.   print(">");
  21.   print(Util.substituteEntitiesInElementContent(((Literal) r)
  22.       .getLexicalForm()));
  23.   print("</");
  24.   wt.wTypeEnd(prop);
  25.   print(">");
  26.   return true;
  27. }

代码示例来源：origin: apache/jena

  1. void printLiteral(Literal literal) {
  2.   out.print("<");
  3.   out.print(dfLiteral);
  4.   if ( Util.isLangString(literal) ) {
  5.     String lang = literal.getLanguage();
  6.     out.print(" xml:lang=\"");
  7.     out.print(literal.getLanguage());
  8.     out.print("\"");
  9.   } else if ( !Util.isSimpleString(literal) ) {
  10.     // Datatype
  11.     // (RDF 1.1) not xsd:string nor rdf:langString.
  12.     // (RDF 1.0) any datatype.
  13.     String datatype = literal.getDatatypeURI();
  14.     out.print(" ");
  15.     out.print(dfAttrDatatype);
  16.     out.print("=\"");
  17.     out.print(datatype);
  18.     out.print("\"");
  19.   }
  20.   out.print(">");
  21.   out.print(xml_escape(literal.getLexicalForm()));
  22.   out.print("</");
  23.   out.print(dfLiteral);
  24.   out.println(">");
  25. }

代码示例来源：origin: apache/jena

  1. if ( Util.isSimpleString(node) || Util.isLangString(node) ) 
  2.   return new JsonString(node.getLiteralLexicalForm());

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