Here you can find the source of convertMessageToInputStream(Source src)
public static InputStream convertMessageToInputStream(Source src) throws IOException, TransformerConfigurationException, TransformerException
//package com.java2s; /**/*from w w w. j av a 2 s .c om*/ * 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. */ import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.InputStream; import javax.xml.transform.Source; import javax.xml.transform.Transformer; import javax.xml.transform.TransformerConfigurationException; import javax.xml.transform.TransformerException; import javax.xml.transform.TransformerFactory; import javax.xml.transform.stream.StreamResult; public class Main { private static final TransformerFactory TRANSFORMER_FACTORY = TransformerFactory .newInstance(); public static InputStream convertMessageToInputStream(Source src) throws IOException, TransformerConfigurationException, TransformerException { final Transformer transformer = TRANSFORMER_FACTORY .newTransformer(); ByteArrayOutputStream baos = new ByteArrayOutputStream(); StreamResult result = new StreamResult(baos); transformer.transform(src, result); return new ByteArrayInputStream(baos.toByteArray()); } }