| /* |
| * Copyright 2009 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 a single double attribute. |
| */ |
| class DoubleAttributeParser extends StrictAttributeParser { |
| |
| DoubleAttributeParser(FieldReferenceConverter converter, |
| JType doubleType, MortalLogger logger) { |
| super(converter, logger, doubleType); |
| } |
| |
| @Override |
| public String parse(XMLElement source, String value) throws UnableToCompleteException { |
| try { |
| Double.parseDouble(value); |
| // Happy double |
| return value; |
| } catch (NumberFormatException e) { |
| // Not a double, maybe super sees a field ref |
| } |
| String fieldMaybe = super.parse(source, value); |
| if ("".equals(fieldMaybe)) { |
| return ""; |
| } |
| return "(double)" + fieldMaybe; |
| } |
| } |