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/*
* Copyright 2002-2016 the original author or authors.
*
* 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
*
* https://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.springframework.oxm;
import java.io.IOException;
import javax.xml.transform.Result;
/**
* Defines the contract for Object XML Mapping Marshallers. Implementations of this interface
* can serialize a given Object to an XML Stream.
*
* Although the {@code marshal} method accepts a {@code java.lang.Object} as its
* first parameter, most {@code Marshaller} implementations cannot handle arbitrary
* {@code Object}s. Instead, an object class must be registered with the marshaller,
* or have a common base class.
*
* @author Arjen Poutsma
* @since 3.0
* @see Unmarshaller
*/
public interface Marshaller {
/**
* Indicate whether this marshaller can marshal instances of the supplied type.
* @param clazz the class that this marshaller is being asked if it can marshal
* @return {@code true} if this marshaller can indeed marshal instances of the supplied class;
* {@code false} otherwise
*/
boolean supports(Class clazz);
/**
* Marshal the object graph with the given root into the provided {@link Result}.
* @param graph the root of the object graph to marshal
* @param result the result to marshal to
* @throws IOException if an I/O error occurs
* @throws XmlMappingException if the given object cannot be marshalled to the result
*/
void marshal(Object graph, Result result) throws IOException, XmlMappingException;
}