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:
23: import java.io.IOException;
24:
25: /**
26: * No-op implementation of ElementProcessor to handle the "MaxCol" tag
27: *
28: * This element contains the maximum number of columns in the
29: * containing sheet. The value is contained in the data.
30: *
31: * @author Marc Johnson (marc_johnson27591@hotmail.com)
32: * @version CVS $Id: EPMaxCol.java 433543 2006-08-22 06:22:54Z crossley $
33: */
34: public class EPMaxCol extends BaseElementProcessor {
35: private NumericResult _max_col;
36:
37: /**
38: * constructor
39: */
40: public EPMaxCol() {
41: super (null);
42: _max_col = null;
43: }
44:
45: /**
46: * get the maximum column for the containing sheet
47: * @return maximum column number
48: * @exception IOException if the data is malformed
49: */
50: public int getMaxCol() throws IOException {
51: if (_max_col == null) {
52: _max_col = NumericConverter
53: .extractPositiveInteger(getData());
54: }
55: return _max_col.intValue();
56: }
57: } // end public class EPMaxCol
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