src/share/jaxws_classes/com/sun/xml/internal/ws/streaming/SourceReaderFactory.java

Fri, 14 Feb 2014 11:13:45 +0100

author
mkos
date
Fri, 14 Feb 2014 11:13:45 +0100
changeset 515
6cd506508147
parent 368
0989ad8c0860
child 637
9c07ef4934dd
permissions
-rw-r--r--

8026188: Enhance envelope factory
Summary: Avoiding caching data initialized via TCCL in static context; fix also reviewed by Alexander Fomin
Reviewed-by: ahgross, mgrebac, skoivu

ohair@286 1 /*
alanb@368 2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
ohair@286 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@286 4 *
ohair@286 5 * This code is free software; you can redistribute it and/or modify it
ohair@286 6 * under the terms of the GNU General Public License version 2 only, as
ohair@286 7 * published by the Free Software Foundation. Oracle designates this
ohair@286 8 * particular file as subject to the "Classpath" exception as provided
ohair@286 9 * by Oracle in the LICENSE file that accompanied this code.
ohair@286 10 *
ohair@286 11 * This code is distributed in the hope that it will be useful, but WITHOUT
ohair@286 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@286 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ohair@286 14 * version 2 for more details (a copy is included in the LICENSE file that
ohair@286 15 * accompanied this code).
ohair@286 16 *
ohair@286 17 * You should have received a copy of the GNU General Public License version
ohair@286 18 * 2 along with this work; if not, write to the Free Software Foundation,
ohair@286 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@286 20 *
ohair@286 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@286 22 * or visit www.oracle.com if you need additional information or have any
ohair@286 23 * questions.
ohair@286 24 */
ohair@286 25
ohair@286 26 package com.sun.xml.internal.ws.streaming;
ohair@286 27
ohair@286 28 import com.sun.xml.internal.ws.api.streaming.XMLStreamReaderFactory;
ohair@286 29 import com.sun.xml.internal.ws.util.FastInfosetUtil;
ohair@286 30 import com.sun.xml.internal.ws.util.xml.XmlUtil;
ohair@286 31
ohair@286 32 import javax.xml.stream.XMLStreamReader;
ohair@286 33 import javax.xml.transform.Source;
ohair@286 34 import javax.xml.transform.Transformer;
ohair@286 35 import javax.xml.transform.dom.DOMResult;
ohair@286 36 import javax.xml.transform.dom.DOMSource;
ohair@286 37 import javax.xml.transform.sax.SAXSource;
ohair@286 38 import javax.xml.transform.stream.StreamSource;
ohair@286 39 import java.io.InputStream;
ohair@286 40 import java.io.InputStreamReader;
ohair@286 41 import java.io.Reader;
ohair@286 42 import java.lang.reflect.Method;
ohair@286 43 import java.net.URL;
ohair@286 44
ohair@286 45 /**
ohair@286 46 * @author Santiago.PericasGeertsen@sun.com
ohair@286 47 */
ohair@286 48 public class SourceReaderFactory {
ohair@286 49
ohair@286 50 /**
ohair@286 51 * FI FastInfosetSource class.
ohair@286 52 */
ohair@286 53 static Class fastInfosetSourceClass;
ohair@286 54
ohair@286 55 /**
ohair@286 56 * FI <code>StAXDocumentSerializer.setEncoding()</code> method via reflection.
ohair@286 57 */
ohair@286 58 static Method fastInfosetSource_getInputStream;
ohair@286 59
ohair@286 60 static {
ohair@286 61 // Use reflection to avoid static dependency with FI jar
ohair@286 62 try {
ohair@286 63 fastInfosetSourceClass =
ohair@286 64 Class.forName("com.sun.xml.internal.org.jvnet.fastinfoset.FastInfosetSource");
ohair@286 65 fastInfosetSource_getInputStream =
ohair@286 66 fastInfosetSourceClass.getMethod("getInputStream");
ohair@286 67 }
ohair@286 68 catch (Exception e) {
ohair@286 69 fastInfosetSourceClass = null;
ohair@286 70 }
ohair@286 71 }
ohair@286 72
ohair@286 73 public static XMLStreamReader createSourceReader(Source source, boolean rejectDTDs) {
ohair@286 74 return createSourceReader(source, rejectDTDs, null);
ohair@286 75 }
ohair@286 76
ohair@286 77 public static XMLStreamReader createSourceReader(Source source, boolean rejectDTDs, String charsetName) {
ohair@286 78 try {
ohair@286 79 if (source instanceof StreamSource) {
ohair@286 80 StreamSource streamSource = (StreamSource) source;
ohair@286 81 InputStream is = streamSource.getInputStream();
ohair@286 82
ohair@286 83 if (is != null) {
ohair@286 84 // Wrap input stream in Reader if charset is specified
ohair@286 85 if (charsetName != null) {
ohair@286 86 return XMLStreamReaderFactory.create(
ohair@286 87 source.getSystemId(), new InputStreamReader(is, charsetName), rejectDTDs);
ohair@286 88 }
ohair@286 89 else {
ohair@286 90 return XMLStreamReaderFactory.create(
ohair@286 91 source.getSystemId(), is, rejectDTDs);
ohair@286 92 }
ohair@286 93 }
ohair@286 94 else {
ohair@286 95 Reader reader = streamSource.getReader();
ohair@286 96 if (reader != null) {
ohair@286 97 return XMLStreamReaderFactory.create(
ohair@286 98 source.getSystemId(), reader, rejectDTDs);
ohair@286 99 }
ohair@286 100 else {
ohair@286 101 return XMLStreamReaderFactory.create(
ohair@286 102 source.getSystemId(), new URL(source.getSystemId()).openStream(), rejectDTDs );
ohair@286 103 }
ohair@286 104 }
ohair@286 105 }
ohair@286 106 else if (source.getClass() == fastInfosetSourceClass) {
ohair@286 107 return FastInfosetUtil.createFIStreamReader((InputStream)
ohair@286 108 fastInfosetSource_getInputStream.invoke(source));
ohair@286 109 }
ohair@286 110 else if (source instanceof DOMSource) {
ohair@286 111 DOMStreamReader dsr = new DOMStreamReader();
ohair@286 112 dsr.setCurrentNode(((DOMSource) source).getNode());
ohair@286 113 return dsr;
ohair@286 114 }
ohair@286 115 else if (source instanceof SAXSource) {
ohair@286 116 // TODO: need SAX to StAX adapter here -- Use transformer for now
ohair@286 117 Transformer tx = XmlUtil.newTransformer();
ohair@286 118 DOMResult domResult = new DOMResult();
ohair@286 119 tx.transform(source, domResult);
ohair@286 120 return createSourceReader(
ohair@286 121 new DOMSource(domResult.getNode()),
ohair@286 122 rejectDTDs);
ohair@286 123 }
ohair@286 124 else {
ohair@286 125 throw new XMLReaderException("sourceReader.invalidSource",
ohair@286 126 source.getClass().getName());
ohair@286 127 }
ohair@286 128 }
ohair@286 129 catch (Exception e) {
ohair@286 130 throw new XMLReaderException(e);
ohair@286 131 }
ohair@286 132 }
ohair@286 133
ohair@286 134 }

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