1 /** 2 * Copyright (c) 2001, Thai Open Source Software Center Ltd 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 12 * Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in 14 * the documentation and/or other materials provided with the 15 * distribution. 16 * 17 * Neither the name of the Thai Open Source Software Center Ltd nor 18 * the names of its contributors may be used to endorse or promote 19 * products derived from this software without specific prior written 20 * permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 23 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 24 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 25 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR 26 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 27 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 28 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 29 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 30 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 31 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 32 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 package org.relaxng.datatype.helpers; 35 36 import org.relaxng.datatype.*; 37 38 /** 39 * Dummy implementation of {@link DatatypeBuilder}. 40 * 41 * This implementation can be used for Datatypes which have no parameters. 42 * Any attempt to add parameters will be rejected. 43 * 44 * <p> 45 * Typical usage would be: 46 * <PRE><XMP> 47 * class MyDatatypeLibrary implements DatatypeLibrary { 48 * .... 49 * DatatypeBuilder createDatatypeBuilder( String typeName ) { 50 * return new ParameterleessDatatypeBuilder(createDatatype(typeName)); 51 * } 52 * .... 53 * } 54 * </XMP></PRE> 55 * 56 * @author <a href="mailto:kohsuke.kawaguchi@sun.com">Kohsuke KAWAGUCHI</a> 57 */ 58 public final class ParameterlessDatatypeBuilder implements DatatypeBuilder { 59 60 /** This type object is returned for the derive method. */ 61 private final Datatype baseType; 62 63 public ParameterlessDatatypeBuilder( Datatype baseType ) { 64 this.baseType = baseType; 65 } 66 67 public void addParameter( String name, String strValue, ValidationContext context ) 68 throws DatatypeException { 69 throw new DatatypeException(); 70 } 71 72 public Datatype createDatatype() throws DatatypeException { 73 return baseType; 74 } 75 }