001 package org.apache.myfaces.tobago.convert; 002 003 /* 004 * Licensed to the Apache Software Foundation (ASF) under one or more 005 * contributor license agreements. See the NOTICE file distributed with 006 * this work for additional information regarding copyright ownership. 007 * The ASF licenses this file to You under the Apache License, Version 2.0 008 * (the "License"); you may not use this file except in compliance with 009 * the License. You may obtain a copy of the License at 010 * 011 * http://www.apache.org/licenses/LICENSE-2.0 012 * 013 * Unless required by applicable law or agreed to in writing, software 014 * distributed under the License is distributed on an "AS IS" BASIS, 015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 016 * See the License for the specific language governing permissions and 017 * limitations under the License. 018 */ 019 020 import org.apache.commons.lang.StringUtils; 021 022 import javax.faces.component.UIComponent; 023 import javax.faces.context.FacesContext; 024 import javax.faces.convert.Converter; 025 import javax.faces.convert.ConverterException; 026 import java.util.Currency; 027 028 /** 029 * JSF converter for the java.util.Currency class. 030 */ 031 @org.apache.myfaces.tobago.apt.annotation.Converter(forClass = "java.util.Currency") 032 public class CurrencyConverter implements Converter { 033 034 public Object getAsObject(FacesContext facesContext, UIComponent component, String string) 035 throws ConverterException { 036 if (StringUtils.isBlank(string)) { 037 return null; 038 } else { 039 return Currency.getInstance(string); 040 } 041 } 042 043 public String getAsString(FacesContext facesContext, UIComponent component, Object object) 044 throws ConverterException { 045 if (object == null) { 046 return null; 047 } 048 try { 049 return ((Currency) object).getCurrencyCode(); 050 } catch (ClassCastException e) { 051 throw new ConverterException("object='" + object + "'", e); 052 } 053 } 054 }