XMLUtils.java
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上传日期:2018-01-08
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- /**
- * 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.hadoop.util;
- import javax.xml.transform.*;
- import javax.xml.transform.stream.*;
- import java.io.*;
- /**
- * General xml utilities.
- *
- */
- public class XMLUtils {
- /**
- * Transform input xml given a stylesheet.
- *
- * @param styleSheet the style-sheet
- * @param xml input xml data
- * @param out output
- * @throws TransformerConfigurationException
- * @throws TransformerException
- */
- public static void transform(
- InputStream styleSheet, InputStream xml, Writer out
- )
- throws TransformerConfigurationException, TransformerException {
- // Instantiate a TransformerFactory
- TransformerFactory tFactory = TransformerFactory.newInstance();
- // Use the TransformerFactory to process the
- // stylesheet and generate a Transformer
- Transformer transformer = tFactory.newTransformer(
- new StreamSource(styleSheet)
- );
- // Use the Transformer to transform an XML Source
- // and send the output to a Result object.
- transformer.transform(new StreamSource(xml), new StreamResult(out));
- }
- }