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Java > Open Source Codes > com > google > gwt > dev > util > xml > AttributeConverterForInteger


1 /*
2  * Copyright 2006 Google Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5  * use this file except in compliance with the License. You may obtain a copy of
6  * the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13  * License for the specific language governing permissions and limitations under
14  * the License.
15  */

16 package com.google.gwt.dev.util.xml;
17
18 import com.google.gwt.core.ext.UnableToCompleteException;
19
20 /**
21  * Subclass for converting strings into Integer.
22  */

23 public class AttributeConverterForInteger extends AttributeConverter {
24   public Object JavaDoc convertToArg(Schema schema, int lineNumber, String JavaDoc elemName,
25       String JavaDoc attrName, String JavaDoc attrValue) throws UnableToCompleteException {
26     try {
27       return Integer.valueOf(attrValue);
28     } catch (NumberFormatException JavaDoc e) {
29       schema.onBadAttributeValue(lineNumber, elemName, attrName, attrValue,
30         Integer JavaDoc.class);
31       return null;
32     }
33   }
34 }
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