1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/share/jaxws_classes/com/sun/xml/internal/ws/streaming/XMLStreamWriterUtil.java Wed Apr 27 01:27:09 2016 +0800
1.3 @@ -0,0 +1,139 @@
1.4 +/*
1.5 + * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.7 + *
1.8 + * This code is free software; you can redistribute it and/or modify it
1.9 + * under the terms of the GNU General Public License version 2 only, as
1.10 + * published by the Free Software Foundation. Oracle designates this
1.11 + * particular file as subject to the "Classpath" exception as provided
1.12 + * by Oracle in the LICENSE file that accompanied this code.
1.13 + *
1.14 + * This code is distributed in the hope that it will be useful, but WITHOUT
1.15 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.16 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.17 + * version 2 for more details (a copy is included in the LICENSE file that
1.18 + * accompanied this code).
1.19 + *
1.20 + * You should have received a copy of the GNU General Public License version
1.21 + * 2 along with this work; if not, write to the Free Software Foundation,
1.22 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.23 + *
1.24 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.25 + * or visit www.oracle.com if you need additional information or have any
1.26 + * questions.
1.27 + */
1.28 +
1.29 +package com.sun.xml.internal.ws.streaming;
1.30 +
1.31 +import com.sun.istack.internal.Nullable;
1.32 +import com.sun.xml.internal.ws.encoding.HasEncoding;
1.33 +import com.sun.xml.internal.ws.encoding.SOAPBindingCodec;
1.34 +
1.35 +import javax.xml.namespace.QName;
1.36 +import javax.xml.stream.XMLStreamWriter;
1.37 +import javax.xml.stream.XMLStreamException;
1.38 +import java.util.Map;
1.39 +import java.io.OutputStream;
1.40 +
1.41 +/**
1.42 + * <p>XMLStreamWriterUtil provides some utility methods intended to be used
1.43 + * in conjunction with a StAX XMLStreamWriter. </p>
1.44 + *
1.45 + * @author Santiago.PericasGeertsen@sun.com
1.46 + */
1.47 +public class XMLStreamWriterUtil {
1.48 +
1.49 + private XMLStreamWriterUtil() {
1.50 + }
1.51 +
1.52 + /**
1.53 + * Gives the underlying stream for XMLStreamWriter. It closes any start elements, and returns the stream so
1.54 + * that JAXB can write infoset directly to the stream.
1.55 + *
1.56 + * @param writer XMLStreamWriter for which stream is required
1.57 + * @return underlying OutputStream, null if writer doesn't provide a way to get it
1.58 + * @throws XMLStreamException if any of writer operations throw the exception
1.59 + */
1.60 + public static @Nullable OutputStream getOutputStream(XMLStreamWriter writer) throws XMLStreamException {
1.61 + Object obj = null;
1.62 +
1.63 + // Hack for JDK6's SJSXP
1.64 + if (writer instanceof Map) {
1.65 + obj = ((Map) writer).get("sjsxp-outputstream");
1.66 + }
1.67 +
1.68 + // woodstox
1.69 + if (obj == null) {
1.70 + try {
1.71 + obj = writer.getProperty("com.ctc.wstx.outputUnderlyingStream");
1.72 + } catch(Exception ie) {
1.73 + // Catch all exceptions. SJSXP in JDK throws NPE
1.74 + // nothing to do here
1.75 + }
1.76 + }
1.77 +
1.78 + // SJSXP
1.79 + if (obj == null) {
1.80 + try {
1.81 + obj = writer.getProperty("http://java.sun.com/xml/stream/properties/outputstream");
1.82 + } catch(Exception ie) {
1.83 + // Catch all exceptions. SJSXP in JDK throws NPE
1.84 + // nothing to do here
1.85 + }
1.86 + }
1.87 +
1.88 +
1.89 + if (obj != null) {
1.90 + writer.writeCharacters(""); // Force completion of open elems
1.91 + writer.flush();
1.92 + return (OutputStream)obj;
1.93 + }
1.94 + return null;
1.95 + }
1.96 +
1.97 + /**
1.98 + * Gives the encoding with which XMLStreamWriter is created.
1.99 + *
1.100 + * @param writer XMLStreamWriter for which encoding is required
1.101 + * @return null if cannot be found, else the encoding
1.102 + */
1.103 + public static @Nullable String getEncoding(XMLStreamWriter writer) {
1.104 + /*
1.105 + * TODO Add reflection logic to handle woodstox writer
1.106 + * as it implements XMLStreamWriter2#getEncoding()
1.107 + * It's not that important since woodstox writer is typically wrapped
1.108 + * in a writer with HasEncoding
1.109 + */
1.110 + return (writer instanceof HasEncoding)
1.111 + ? ((HasEncoding)writer).getEncoding()
1.112 + : null;
1.113 + }
1.114 +
1.115 + public static String encodeQName(XMLStreamWriter writer, QName qname,
1.116 + PrefixFactory prefixFactory)
1.117 + {
1.118 + // NOTE: Here it is assumed that we do not serialize using default
1.119 + // namespace declarations and therefore that writer.getPrefix will
1.120 + // never return ""
1.121 +
1.122 + try {
1.123 + String namespaceURI = qname.getNamespaceURI();
1.124 + String localPart = qname.getLocalPart();
1.125 +
1.126 + if (namespaceURI == null || namespaceURI.equals("")) {
1.127 + return localPart;
1.128 + }
1.129 + else {
1.130 + String prefix = writer.getPrefix(namespaceURI);
1.131 + if (prefix == null) {
1.132 + prefix = prefixFactory.getPrefix(namespaceURI);
1.133 + writer.writeNamespace(prefix, namespaceURI);
1.134 + }
1.135 + return prefix + ":" + localPart;
1.136 + }
1.137 + }
1.138 + catch (XMLStreamException e) {
1.139 + throw new RuntimeException(e);
1.140 + }
1.141 + }
1.142 +}
