01: /*
02: * Copyright 2006 Google Inc.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License"); you may not
05: * use this file except in compliance with the License. You may obtain a copy of
06: * the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
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 convertToArg(Schema schema, int lineNumber,
25: String elemName, String attrName, String attrValue)
26: throws UnableToCompleteException {
27: try {
28: return Integer.valueOf(attrValue);
29: } catch (NumberFormatException e) {
30: schema.onBadAttributeValue(lineNumber, elemName, attrName,
31: attrValue, Integer.class);
32: return null;
33: }
34: }
35: }
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