1 /*
   2  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package javax.xml.transform.util;
  25 
  26 import java.io.InputStream;
  27 
  28 import javax.xml.parsers.DocumentBuilder;
  29 import javax.xml.parsers.DocumentBuilderFactory;
  30 import javax.xml.transform.Result;
  31 import javax.xml.transform.Source;
  32 
  33 public abstract class TransformerUtil {
  34 
  35     protected String type;
  36 
  37     protected final String TEMP_FILE = "tmp.xml";
  38 
  39     public abstract Source prepareSource(InputStream is) throws Exception;
  40 
  41     public abstract Result prepareResult() throws Exception;
  42 
  43     public abstract void checkResult(Result result, String version) throws Exception;
  44 
  45     public void checkResult(Result result, String version, String encoding) throws Exception {
  46         checkResult(result, version);
  47     }
  48 
  49     public DocumentBuilder getDomParser() throws Exception {
  50         DocumentBuilderFactory docBF = DocumentBuilderFactory.newInstance();
  51         return docBF.newDocumentBuilder();
  52     }
  53 }