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Java > Open Source Codes > com > sun > org > apache > xerces > internal > jaxp > validation > Util


1 /*
2  * The Apache Software License, Version 1.1
3  *
4  *
5  * Copyright (c) 2000-2002 The Apache Software Foundation. All rights
6  * reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  * notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  * notice, this list of conditions and the following disclaimer in
17  * the documentation and/or other materials provided with the
18  * distribution.
19  *
20  * 3. The end-user documentation included with the redistribution,
21  * if any, must include the following acknowledgment:
22  * "This product includes software developed by the
23  * Apache Software Foundation (http://www.apache.org/)."
24  * Alternately, this acknowledgment may appear in the software itself,
25  * if and wherever such third-party acknowledgments normally appear.
26  *
27  * 4. The names "Xerces" and "Apache Software Foundation" must
28  * not be used to endorse or promote products derived from this
29  * software without prior written permission. For written
30  * permission, please contact apache@apache.org.
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32  * 5. Products derived from this software may not be called "Apache",
33  * nor may "Apache" appear in their name, without prior written
34  * permission of the Apache Software Foundation.
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36  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
37  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
38  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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40  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
42  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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44  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
45  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
46  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
47  * SUCH DAMAGE.
48  * ====================================================================
49  *
50  * This software consists of voluntary contributions made by many
51  * individuals on behalf of the Apache Software Foundation and was
52  * originally based on software copyright (c) 1999, International
53  * Business Machines, Inc., http://www.apache.org. For more
54  * information on the Apache Software Foundation, please see
55  * <http://www.apache.org/>.
56  */
57 package com.sun.org.apache.xerces.internal.jaxp.validation;
58
59 import javax.xml.transform.stream.StreamSource JavaDoc;
60
61 import com.sun.org.apache.xerces.internal.xni.XNIException;
62 import com.sun.org.apache.xerces.internal.xni.parser.XMLInputSource;
63 import com.sun.org.apache.xerces.internal.xni.parser.XMLParseException;
64 import org.xml.sax.SAXException JavaDoc;
65 import org.xml.sax.SAXParseException JavaDoc;
66
67 /**
68  *
69  *
70  * @author
71  * Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
72  */
73 public class Util {
74     
75     /**
76      * Creates a proper {@link XMLInputSource} from a {@link StreamSource}.
77      *
78      * @return
79      * always return non-null valid object.
80      */
81     public static final XMLInputSource toXMLInputSource( StreamSource JavaDoc in ) {
82         if( in.getReader()!=null )
83             return new XMLInputSource(
84                 in.getPublicId(), in.getSystemId(), in.getSystemId(),
85                 in.getReader(), null );
86         if( in.getInputStream()!=null )
87             return new XMLInputSource(
88                 in.getPublicId(), in.getSystemId(), in.getSystemId(),
89                 in.getInputStream(), null );
90         
91         return new XMLInputSource(
92             in.getPublicId(), in.getSystemId(), in.getSystemId() );
93     }
94
95     /**
96      * Reconstructs {@link SAXException} from XNIException.
97      */
98     public static SAXException JavaDoc toSAXException(XNIException e) {
99         if(e instanceof XMLParseException)
100             return toSAXParseException((XMLParseException)e);
101         if( e.getException() instanceof SAXException JavaDoc )
102             return (SAXException JavaDoc)e.getException();
103         return new SAXException JavaDoc(e.getMessage(),e.getException());
104     }
105
106     public static SAXParseException JavaDoc toSAXParseException( XMLParseException e ) {
107         if( e.getException() instanceof SAXParseException JavaDoc )
108             return (SAXParseException JavaDoc)e.getException();
109         return new SAXParseException JavaDoc( e.getMessage(),
110             e.getPublicId(), e.getExpandedSystemId(),
111             e.getLineNumber(), e.getColumnNumber(),
112             e.getException() );
113     }
114
115
116 }
117
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