01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17: package org.apache.cocoon.forms.datatype.convertor;
18:
19: import org.apache.cocoon.forms.FormsConstants;
20: import org.apache.cocoon.forms.util.DomHelper;
21: import org.w3c.dom.Element;
22:
23: /**
24: * Builds {@link EnumConvertor}s.
25: *
26: * @version $Id: EnumConvertorBuilder.java 449149 2006-09-23 03:58:05Z crossley $
27: */
28: public class EnumConvertorBuilder implements ConvertorBuilder {
29:
30: /* (non-Javadoc)
31: * @see org.apache.cocoon.form.datatype.convertor.ConvertorBuilder#build(org.w3c.dom.Element)
32: */
33: public Convertor build(Element configElement) throws Exception {
34: if (configElement == null) {
35: return null;
36: }
37: Element enumEl = DomHelper.getChildElement(configElement,
38: FormsConstants.DEFINITION_NS, "enum", true);
39: String clazz = enumEl.getFirstChild().getNodeValue();
40: return new EnumConvertor(clazz);
41: }
42:
43: }
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