com.google.gwt.uibinder.attributeparsers.IntAttributeParser Maven / Gradle / Ivy
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This OSGi bundle wraps ${pkgArtifactId} ${pkgVersion} jar file.
/*
* Copyright 2007 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.gwt.uibinder.attributeparsers;
import com.google.gwt.core.ext.UnableToCompleteException;
import com.google.gwt.core.ext.typeinfo.JType;
import com.google.gwt.uibinder.rebind.MortalLogger;
import com.google.gwt.uibinder.rebind.XMLElement;
/**
* Parses an integer value.
*/
class IntAttributeParser extends StrictAttributeParser {
IntAttributeParser(FieldReferenceConverter converter, JType intType,
MortalLogger logger) {
super(converter, logger, intType);
}
@Override
public String parse(XMLElement source, String value) throws UnableToCompleteException {
try {
Integer.parseInt(value);
// Yup, it's an int, use it as such.
return value;
} catch (NumberFormatException e) {
// Not an int, let super see if it's a field ref
}
String fieldMaybe = super.parse(source, value);
if ("".equals(fieldMaybe)) {
return "";
}
return "(int)" + fieldMaybe;
}
}