jaxws/src/share/jaxws_classes/com/sun/xml/internal/messaging/saaj/util/stax/SaajStaxWriter.java
changeset 24212 d9e83e39c11b
child 25429 1c4e76ec718a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jaxws/src/share/jaxws_classes/com/sun/xml/internal/messaging/saaj/util/stax/SaajStaxWriter.java	Mon Apr 28 14:05:34 2014 -0700
@@ -0,0 +1,352 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package com.sun.xml.internal.messaging.saaj.util.stax;
+
+import java.util.Arrays;
+import java.util.Iterator;
+
+import javax.xml.namespace.NamespaceContext;
+import javax.xml.namespace.QName;
+import javax.xml.soap.SOAPElement;
+import javax.xml.soap.SOAPException;
+import javax.xml.soap.SOAPMessage;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamWriter;
+
+import org.w3c.dom.Comment;
+import org.w3c.dom.Node;
+
+/**
+ * SaajStaxWriter builds a SAAJ SOAPMessage by using XMLStreamWriter interface.
+ *
+ * @author shih-chang.chen@oracle.com
+ */
+public class SaajStaxWriter implements XMLStreamWriter {
+
+    protected SOAPMessage soap;
+    protected String envURI;
+    protected SOAPElement currentElement;
+
+    static final protected String Envelope = "Envelope";
+    static final protected String Header = "Header";
+    static final protected String Body = "Body";
+    static final protected String xmlns = "xmlns";
+
+    private boolean isHeaderSeen = false;
+
+    public SaajStaxWriter(final SOAPMessage msg, String uri) throws SOAPException {
+        soap = msg;
+        this.envURI = uri;
+    }
+
+    public SOAPMessage getSOAPMessage() {
+        return soap;
+    }
+
+    protected SOAPElement getEnvelope() throws SOAPException {
+        return soap.getSOAPPart().getEnvelope();
+    }
+
+    @Override
+    public void writeStartElement(final String localName) throws XMLStreamException {
+        try {
+            currentElement = currentElement.addChildElement(localName);
+        } catch (SOAPException e) {
+            throw new XMLStreamException(e);
+        }
+    }
+
+    @Override
+    public void writeStartElement(final String ns, final String ln) throws XMLStreamException {
+        writeStartElement(null, ln, ns);
+    }
+
+    @Override
+    public void writeStartElement(final String prefix, final String ln, final String ns) throws XMLStreamException {
+        try {
+            if (envURI.equals(ns)) {
+                if (Envelope.equals(ln)) {
+                    currentElement = getEnvelope();
+                    fixPrefix(prefix);
+                    return;
+                } else if (Header.equals(ln)) {
+                    isHeaderSeen = true;
+                    currentElement = soap.getSOAPHeader();
+                    fixPrefix(prefix);
+                    return;
+                } else if (Body.equals(ln)) {
+                    currentElement = soap.getSOAPBody();
+                    fixPrefix(prefix);
+                    return;
+                }
+            }
+            currentElement = (prefix == null) ?
+                    currentElement.addChildElement(new QName(ns, ln)) :
+                    currentElement.addChildElement(ln, prefix, ns);
+        } catch (SOAPException e) {
+            throw new XMLStreamException(e);
+        }
+    }
+
+    private void fixPrefix(final String prfx) throws XMLStreamException {
+        fixPrefix(prfx, currentElement);
+    }
+
+    private void fixPrefix(final String prfx, SOAPElement element) throws XMLStreamException {
+        String oldPrfx = element.getPrefix();
+        if (prfx != null && !prfx.equals(oldPrfx)) {
+            element.setPrefix(prfx);
+        }
+    }
+
+    @Override
+    public void writeEmptyElement(final String uri, final String ln) throws XMLStreamException {
+        writeStartElement(null, ln, uri);
+    }
+
+    @Override
+    public void writeEmptyElement(final String prefix, final String ln, final String uri) throws XMLStreamException {
+        writeStartElement(prefix, ln, uri);
+    }
+
+    @Override
+    public void writeEmptyElement(final String ln) throws XMLStreamException {
+        writeStartElement(null, ln, null);
+    }
+
+    @Override
+    public void writeEndElement() throws XMLStreamException {
+        if (currentElement != null) currentElement = currentElement.getParentElement();
+    }
+
+    @Override
+    public void writeEndDocument() throws XMLStreamException {
+        try {
+            if (!isHeaderSeen) {
+                SOAPElement header = soap.getSOAPHeader();
+                if (header != null) {
+                    String prefixAtHeader = header.getPrefix();
+                    SOAPElement env = getEnvelope();
+                    header.detachNode();
+                    if (prefixAtHeader != null && !prefixAtHeader.equals(env.getPrefix())) {
+                        env.removeNamespaceDeclaration(prefixAtHeader);
+                    }
+                }
+            }
+        } catch (SOAPException e) {
+            throw new XMLStreamException(e);
+        }
+    }
+
+    @Override
+    public void close() throws XMLStreamException {
+    }
+
+    @Override
+    public void flush() throws XMLStreamException {
+    }
+
+    @Override
+    public void writeAttribute(final String ln, final String val) throws XMLStreamException {
+        writeAttribute(null, null, ln, val);
+    }
+
+    @Override
+    public void writeAttribute(final String prefix, final String ns, final String ln, final String value) throws XMLStreamException {
+        try {
+            if (ns == null) {
+                if (prefix == null && xmlns.equals(ln)) {
+                    currentElement.addNamespaceDeclaration("", value);
+                } else {
+                    currentElement.setAttributeNS("", ln, value);
+                }
+            } else {
+                QName name = (prefix == null) ? new QName(ns, ln) : new QName(ns, ln, prefix);
+                currentElement.addAttribute(name, value);
+            }
+        } catch (SOAPException e) {
+            throw new XMLStreamException(e);
+        }
+    }
+
+    @Override
+    public void writeAttribute(final String ns, final String ln, final String val) throws XMLStreamException {
+        writeAttribute(null, ns, ln, val);
+    }
+
+    @Override
+    public void writeNamespace(String prefix, final String uri) throws XMLStreamException {
+
+        // make prefix default if null or "xmlns" (according to javadoc)
+        if (prefix == null || "xmlns".equals(prefix)) {
+            prefix = "";
+        }
+
+        try {
+            currentElement.addNamespaceDeclaration(prefix, uri);
+        } catch (SOAPException e) {
+            throw new XMLStreamException(e);
+        }
+    }
+
+    @Override
+    public void writeDefaultNamespace(final String uri) throws XMLStreamException {
+        writeNamespace("", uri);
+    }
+
+    @Override
+    public void writeComment(final String data) throws XMLStreamException {
+        Comment c = soap.getSOAPPart().createComment(data);
+        currentElement.appendChild(c);
+    }
+
+    @Override
+    public void writeProcessingInstruction(final String target) throws XMLStreamException {
+        Node n = soap.getSOAPPart().createProcessingInstruction(target, "");
+        currentElement.appendChild(n);
+    }
+
+    @Override
+    public void writeProcessingInstruction(final String target, final String data) throws XMLStreamException {
+        Node n = soap.getSOAPPart().createProcessingInstruction(target, data);
+        currentElement.appendChild(n);
+    }
+
+    @Override
+    public void writeCData(final String data) throws XMLStreamException {
+        Node n = soap.getSOAPPart().createCDATASection(data);
+        currentElement.appendChild(n);
+    }
+
+    @Override
+    public void writeDTD(final String dtd) throws XMLStreamException {
+        //TODO ... Don't do anything here
+    }
+
+    @Override
+    public void writeEntityRef(final String name) throws XMLStreamException {
+        Node n = soap.getSOAPPart().createEntityReference(name);
+        currentElement.appendChild(n);
+    }
+
+    @Override
+    public void writeStartDocument() throws XMLStreamException {
+    }
+
+    @Override
+    public void writeStartDocument(final String version) throws XMLStreamException {
+        if (version != null) soap.getSOAPPart().setXmlVersion(version);
+    }
+
+    @Override
+    public void writeStartDocument(final String encoding, final String version) throws XMLStreamException {
+        if (version != null) soap.getSOAPPart().setXmlVersion(version);
+        if (encoding != null) {
+            try {
+                soap.setProperty(SOAPMessage.CHARACTER_SET_ENCODING, encoding);
+            } catch (SOAPException e) {
+                throw new XMLStreamException(e);
+            }
+        }
+    }
+
+    @Override
+    public void writeCharacters(final String text) throws XMLStreamException {
+        try {
+            currentElement.addTextNode(text);
+        } catch (SOAPException e) {
+            throw new XMLStreamException(e);
+        }
+    }
+
+    @Override
+    public void writeCharacters(final char[] text, final int start, final int len) throws XMLStreamException {
+        char[] chr = (start == 0 && len == text.length) ? text : Arrays.copyOfRange(text, start, start + len);
+        try {
+            currentElement.addTextNode(new String(chr));
+        } catch (SOAPException e) {
+            throw new XMLStreamException(e);
+        }
+    }
+
+    @Override
+    public String getPrefix(final String uri) throws XMLStreamException {
+        return currentElement.lookupPrefix(uri);
+    }
+
+    @Override
+    public void setPrefix(final String prefix, final String uri) throws XMLStreamException {
+        try {
+            this.currentElement.addNamespaceDeclaration(prefix, uri);
+        } catch (SOAPException e) {
+            throw new XMLStreamException(e);
+        }
+    }
+
+    @Override
+    public void setDefaultNamespace(final String uri) throws XMLStreamException {
+        setPrefix("", uri);
+    }
+
+    @Override
+    public void setNamespaceContext(final NamespaceContext context)throws XMLStreamException {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public Object getProperty(final String name) throws IllegalArgumentException {
+        //TODO the following line is to make eclipselink happy ... they are aware of this problem -
+        if (javax.xml.stream.XMLOutputFactory.IS_REPAIRING_NAMESPACES.equals(name)) return Boolean.FALSE;
+        return null;
+    }
+
+    @Override
+    public NamespaceContext getNamespaceContext() {
+        return new NamespaceContext() {
+            public String getNamespaceURI(final String prefix) {
+                return currentElement.getNamespaceURI(prefix);
+            }
+            public String getPrefix(final String namespaceURI) {
+                return currentElement.lookupPrefix(namespaceURI);
+            }
+            public Iterator getPrefixes(final String namespaceURI) {
+                return new Iterator() {
+                    String prefix = getPrefix(namespaceURI);
+                    public boolean hasNext() {
+                        return (prefix != null);
+                    }
+                    public Object next() {
+                        if (!hasNext()) throw new java.util.NoSuchElementException();
+                        String next = prefix;
+                        prefix = null;
+                        return next;
+                    }
+                    public void remove() {}
+                };
+            }
+        };
+    }
+}