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package org.relaxng.datatype.helpers;
import org.relaxng.datatype.*;
/**
* Dummy implementation of {@link DatatypeBuilder}.
*
* This implementation can be used for Datatypes which have no parameters.
* Any attempt to add parameters will be rejected.
*
* <p>
* Typical usage would be:
* <PRE><XMP>
* class MyDatatypeLibrary implements DatatypeLibrary {
* ....
* DatatypeBuilder createDatatypeBuilder( String typeName ) {
* return new ParameterleessDatatypeBuilder(createDatatype(typeName));
* }
* ....
* }
* </XMP></PRE>
*
* @author <a href="mailto:kohsuke.kawaguchi@sun.com">Kohsuke KAWAGUCHI</a>
*/
public final class ParameterlessDatatypeBuilder implements DatatypeBuilder {
/** This type object is returned for the derive method. */
private final Datatype baseType;
public ParameterlessDatatypeBuilder( Datatype baseType ) {
this.baseType = baseType;
}
public void addParameter( String name, String strValue, ValidationContext context )
throws DatatypeException {
throw new DatatypeException();
}
public Datatype createDatatype() throws DatatypeException {
return baseType;
}
}
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