xsddatatypeexplanationdeposit.java

来自「Semantic Web Ontology Editor」· Java 代码 · 共 72 行

/*
 * Created on Feb 14, 2005
 *
 * To change the template for this generated file go to
 * Window - Preferences - Java - Code Generation - Code and Comments
 */
package org.mindswap.swoop.utils.explain;

import java.net.URI;
import java.net.URISyntaxException;
import java.util.Hashtable;

import org.semanticweb.owl.io.vocabulary.XMLSchemaSimpleDatatypeVocabulary;
/**
 * @author Dave
 *
 * Deposit of XSD datatype explanations
 * 
 */
public class XSDDatatypeExplanationDeposit extends Hashtable implements DatatypeExplanationDeposit  
{
	private static URI XSDURI = null;
	private static XSDDatatypeExplanationDeposit myDeposit = null;
	
	private int myNumExplanations = 0;
	
	public static XSDDatatypeExplanationDeposit getInstance()
	{
		if (myDeposit == null)
		{
			try
			{
				XSDURI = new URI("http://www.w3.org/TR/xmlschema-2/");
				myDeposit = new XSDDatatypeExplanationDeposit();
			}
			catch (URISyntaxException e)
			{
				e.printStackTrace();
			}
		}
		return myDeposit;
	}
	
	private XSDDatatypeExplanationDeposit() throws URISyntaxException
	{
		URI [] uris = { XSDURI };
		
		
		String name = XMLSchemaSimpleDatatypeVocabulary.XS + "string";
		String [] examples = {"Ontology enginnering is fun!","hoot... hoot..."};
		add( new DatatypeExplanation( new URI( name ),  name, 
				"The string datatype represents character strings in XML. The value" +
				" space of string is the set of finite-length sequences of characters " +
				"(as defined in [XML 1.0 (Second Edition)]) that match the Char production" +
				" from [XML 1.0 (Second Edition)]. A character is an atomic unit of " +
				"communication; it is not further specified except to note that every " +
				"character has a corresponding Universal Character Set code point, which is" +
				" an integer.", uris, examples ));
		
		name = XMLSchemaSimpleDatatypeVocabulary.XS + "boolean";
		String [] ex_boolean = {"true","false", "1", "0"};
		add( new DatatypeExplanation( new URI( name ),  name, 
				"boolean has the value space required to support the mathematical concept " +
				"of binary-valued logic: {true, false}.", uris, ex_boolean ));
		
		name = XMLSchemaSimpleDatatypeVocabulary.XS + "decimal";
		String [] ex_decimals = {"-1.23", "12678967.543233", "+100000.00", "210"};
		add( new DatatypeExplanation( new URI( name ),  name, 
				"decimal represents a subset of the real numbers, which can be represented" +
				" by decimal numerals. The value space of decimal is the set of numbers that" +
				" can be obtained by multiplying an integer by a non-positive power of ten," +
				" i.e., expressible as i