| /* |
| * reserved comment block |
| * DO NOT REMOVE OR ALTER! |
| */ |
| /* |
| * Copyright 1999-2002,2004,2005 The Apache Software Foundation. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.sun.org.apache.xerces.internal.impl.dv.dtd; |
| |
| import com.sun.org.apache.xerces.internal.impl.dv.*; |
| import java.util.StringTokenizer; |
| |
| /** |
| * For list types: ENTITIES, IDREFS, NMTOKENS. |
| * |
| * @xerces.internal |
| * |
| * @author Jeffrey Rodriguez, IBM |
| * @author Sandy Gao, IBM |
| * |
| */ |
| public class ListDatatypeValidator implements DatatypeValidator { |
| |
| // the type of items in the list |
| DatatypeValidator fItemValidator; |
| |
| // construct a list datatype validator |
| public ListDatatypeValidator(DatatypeValidator itemDV) { |
| fItemValidator = itemDV; |
| } |
| |
| /** |
| * Checks that "content" string is valid. |
| * If invalid a Datatype validation exception is thrown. |
| * |
| * @param content the string value that needs to be validated |
| * @param context the validation context |
| * @throws InvalidDatatypeException if the content is |
| * invalid according to the rules for the validators |
| * @see InvalidDatatypeValueException |
| */ |
| public void validate(String content, ValidationContext context) throws InvalidDatatypeValueException { |
| |
| StringTokenizer parsedList = new StringTokenizer(content," "); |
| int numberOfTokens = parsedList.countTokens(); |
| if (numberOfTokens == 0) { |
| throw new InvalidDatatypeValueException("EmptyList", null); |
| } |
| //Check each token in list against base type |
| while (parsedList.hasMoreTokens()) { |
| this.fItemValidator.validate(parsedList.nextToken(), context); |
| } |
| } |
| |
| } |