1 /**
2 * Copyright (C) 2014-2015 Philip Helger (www.helger.com)
3 * philip[at]helger[dot]com
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package com.helger.schematron.xslt;
18
19 import javax.annotation.Nullable;
20 import javax.xml.transform.Transformer;
21 import javax.xml.transform.TransformerConfigurationException;
22
23 import org.w3c.dom.Document;
24
25 /**
26 * Interface for a factory creating Schematron validators from XSLT. Sometimes
27 * the pre-built XSLTs are already available, and sometimes they need to be
28 * built from the underlying Schematron file.
29 *
30 * @author Philip Helger
31 */
32 public interface ISchematronXSLTBasedProvider
33 {
34 /**
35 * @return <code>true</code> if the Schematron was successfully interpreted,
36 * <code>false</code> otherwise.
37 */
38 boolean isValidSchematron ();
39
40 /**
41 * @return The produced XSLT document from the Schematron document or
42 * <code>null</code> if preprocessing failed.
43 * @see #isValidSchematron()
44 */
45 @Nullable
46 Document getXSLTDocument ();
47
48 /**
49 * @return The XSLT transformer to be used. May be <code>null</code> if the
50 * compilation of the XSLT failed.
51 * @throws TransformerConfigurationException
52 * In case of an internal error
53 */
54 @Nullable
55 Transformer getXSLTTransformer () throws TransformerConfigurationException;
56 }