org.apache.camel.converter.jaxb.JaxbHelper Maven / Gradle / Ivy
/*
* 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.converter.jaxb;
import java.lang.reflect.Method;
import jakarta.xml.bind.annotation.XmlElementDecl;
import org.apache.camel.CamelContext;
public final class JaxbHelper {
private JaxbHelper() {
}
public static Method getJaxbElementFactoryMethod(CamelContext camelContext, Class type) {
if (camelContext == null) {
return null;
}
// find the first method that has @XmlElementDecl with one parameter that matches the type
Class factory = getObjectFactory(camelContext, type);
if (factory != null) {
for (Method m : factory.getMethods()) {
final XmlElementDecl a = m.getAnnotation(XmlElementDecl.class);
if (a == null) {
continue;
}
final Class[] parameters = m.getParameterTypes();
if (parameters.length == 1 && parameters[0].isAssignableFrom(type)) {
return m;
}
}
}
return null;
}
public static Class getObjectFactory(CamelContext camelContext, Class type) {
if (camelContext == null) {
return null;
}
if (type.getPackage() != null) {
String objectFactoryClassName = type.getPackage().getName() + ".ObjectFactory";
return camelContext.getClassResolver().resolveClass(objectFactoryClassName);
}
return null;
}
}