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:
18: package org.apache.cocoon.components.elementprocessor.impl.poi.hssf.elements;
19:
20: import org.apache.cocoon.components.elementprocessor.types.NumericConverter;
21: import org.apache.cocoon.components.elementprocessor.types.NumericResult;
22: import org.apache.cocoon.components.elementprocessor.types.Validator;
23:
24: import java.io.IOException;
25:
26: /**
27: * No-op implementation of ElementProcessor to handle the "type" tag
28: *
29: * This element is not used in HSSFSerializer 1.0
30: *
31: * This element has no attributes, but has string content, which is
32: * numeric.
33: *
34: * @author Marc Johnson (marc_johnson27591@hotmail.com)
35: * @version CVS $Id: EP_Type.java 433543 2006-08-22 06:22:54Z crossley $
36: */
37: public class EP_Type extends BaseElementProcessor {
38: private NumericResult _type;
39: private static final Validator _validator = new Validator() {
40: public IOException validate(final Number number) {
41: return GTKTypes.isValid(number.intValue()) ? null
42: : new IOException("\"" + number
43: + "\" is not a legal value");
44: }
45: };
46:
47: /**
48: * constructor
49: */
50: public EP_Type() {
51: super (null);
52: _type = null;
53: }
54:
55: /**
56: * @return the type
57: *
58: * @exception IOException if the type is not numeric
59: */
60: int getType() throws IOException {
61: if (_type == null) {
62: _type = NumericConverter.extractInteger(getData(),
63: _validator);
64: }
65: return _type.intValue();
66: }
67: } // end public class EP_Type
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