CompatibilityDatatypeLibrary


1   package com.thaiopensource.relaxng.impl;
2   
3   import org.relaxng.datatype.Datatype;
4   import org.relaxng.datatype.DatatypeBuilder;
5   import org.relaxng.datatype.DatatypeException;
6   import org.relaxng.datatype.DatatypeLibrary;
7   import org.relaxng.datatype.DatatypeLibraryFactory;
8   import com.thaiopensource.xml.util.WellKnownNamespaces;
9   
10  class CompatibilityDatatypeLibrary implements DatatypeLibrary {
11    private final DatatypeLibraryFactory factory;
12    private DatatypeLibrary xsdDatatypeLibrary = null;
13  
14    CompatibilityDatatypeLibrary(DatatypeLibraryFactory factory) {
15      this.factory = factory;
16    }
17  
18    public DatatypeBuilder createDatatypeBuilder(String   type)
19            throws DatatypeException {
20      if (type.equals("ID") || type.equals("IDREF") || type.equals("IDREFS")) {
21        if (xsdDatatypeLibrary == null) {
22          xsdDatatypeLibrary = factory.createDatatypeLibrary(WellKnownNamespaces.XML_SCHEMA_DATATYPES);
23          if (xsdDatatypeLibrary == null)
24            throw new DatatypeException();
25        }
26        return xsdDatatypeLibrary.createDatatypeBuilder(type);
27      }
28      throw new DatatypeException();
29    }
30  
31    public Datatype createDatatype(String   type) throws DatatypeException {
32      return createDatatypeBuilder(type).createDatatype();
33    }
34  }
35

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