| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.camel.component.bean; |
| |
| import org.apache.camel.Converter; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.FallbackConverter; |
| import org.apache.camel.TypeConverter; |
| import org.apache.camel.spi.TypeConverterRegistry; |
| |
| /** |
| * A set of converter methods for working with beans |
| */ |
| @Converter |
| public final class BeanConverter { |
| |
| private BeanConverter() { |
| // Helper Class |
| } |
| |
| @FallbackConverter |
| public static Object convertTo(Class<?> type, Exchange exchange, Object value, TypeConverterRegistry registry) { |
| // use a fallback type converter so we can convert the embedded body if the value is BeanInvocation |
| if (BeanInvocation.class.isAssignableFrom(value.getClass())) { |
| |
| BeanInvocation bi = (BeanInvocation) value; |
| if (bi.getArgs() == null || bi.getArgs().length != 1) { |
| // not possible to convert at this time as we try to convert the data passed in at first argument |
| return Void.TYPE; |
| } |
| |
| Class from = bi.getArgs()[0].getClass(); |
| Object body = bi.getArgs()[0]; |
| |
| // maybe from is already the type we want |
| if (type.isAssignableFrom(from)) { |
| return body; |
| } |
| |
| // no then try to lookup a type converter |
| TypeConverter tc = registry.lookup(type, from); |
| if (tc != null) { |
| return tc.convertTo(type, exchange, body); |
| } |
| } |
| |
| return null; |
| } |
| |
| } |