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Java example source code file (MIMEExtensionHandler.java)

This example Java source code file (MIMEExtensionHandler.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

abstractextensionhandler, dom, element, iterator, mimecontent, mimeextensionhandler, mimemultipartrelated, mimepart, mimexml, override, string, twsdlextensible, twsdlparsercontext, util

The MIMEExtensionHandler.java Java example source code

/*
 * Copyright (c) 1997, 2012, 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.tools.internal.ws.wsdl.parser;

import com.sun.tools.internal.ws.api.wsdl.TWSDLExtensible;
import com.sun.tools.internal.ws.api.wsdl.TWSDLParserContext;
import com.sun.tools.internal.ws.util.xml.XmlUtil;
import com.sun.tools.internal.ws.wsdl.document.WSDLConstants;
import com.sun.tools.internal.ws.wsdl.document.mime.*;
import org.w3c.dom.Element;

import java.util.Iterator;
import java.util.Map;

/**
 * The MIME extension handler for WSDL.
 *
 * @author WS Development Team
 */
public class MIMEExtensionHandler extends AbstractExtensionHandler {

    public MIMEExtensionHandler(Map<String, AbstractExtensionHandler> extensionHandlerMap) {
        super(extensionHandlerMap);
    }

    public String getNamespaceURI() {
        return Constants.NS_WSDL_MIME;
    }

    @Override
    public boolean doHandleExtension(
        TWSDLParserContext context,
        TWSDLExtensible parent,
        Element e) {
        if (parent.getWSDLElementName().equals(WSDLConstants.QNAME_OUTPUT)) {
            return handleInputOutputExtension(context, parent, e);
        } else if (parent.getWSDLElementName().equals(WSDLConstants.QNAME_INPUT)) {
            return handleInputOutputExtension(context, parent, e);
        } else if (parent.getWSDLElementName().equals(MIMEConstants.QNAME_PART)) {
            return handleMIMEPartExtension(context, parent, e);
        } else {
//            context.fireIgnoringExtension(
//                new QName(e.getNamespaceURI(), e.getLocalName()),
//                parent.getWSDLElementName());
            return false;
        }
    }

    protected boolean handleInputOutputExtension(
        TWSDLParserContext context,
        TWSDLExtensible parent,
        Element e) {
        if (XmlUtil.matchesTagNS(e, MIMEConstants.QNAME_MULTIPART_RELATED)) {
            context.push();
            context.registerNamespaces(e);

            MIMEMultipartRelated mpr = new MIMEMultipartRelated(context.getLocation(e));

            for (Iterator iter = XmlUtil.getAllChildren(e); iter.hasNext();) {
                Element e2 = Util.nextElement(iter);
                if (e2 == null)
                    break;

                if (XmlUtil.matchesTagNS(e2, MIMEConstants.QNAME_PART)) {
                    context.push();
                    context.registerNamespaces(e2);

                    MIMEPart part = new MIMEPart(context.getLocation(e2));

                    String name =
                        XmlUtil.getAttributeOrNull(e2, Constants.ATTR_NAME);
                    if (name != null) {
                        part.setName(name);
                    }

                    for (Iterator iter2 = XmlUtil.getAllChildren(e2);
                         iter2.hasNext();
                        ) {
                        Element e3 = Util.nextElement(iter2);
                        if (e3 == null)
                            break;

                        AbstractExtensionHandler h = getExtensionHandlers().get(e3.getNamespaceURI());
                        boolean handled = false;
                        if (h != null) {
                            handled = h.doHandleExtension(context, part, e3);
                        }

                        if (!handled) {
                            String required =
                                XmlUtil.getAttributeNSOrNull(
                                    e3,
                                    Constants.ATTR_REQUIRED,
                                    Constants.NS_WSDL);
                            if (required != null
                                && required.equals(Constants.TRUE)) {
                                Util.fail(
                                    "parsing.requiredExtensibilityElement",
                                    e3.getTagName(),
                                    e3.getNamespaceURI());
                            } else {
//                                context.fireIgnoringExtension(
//                                    new QName(
//                                        e3.getNamespaceURI(),
//                                        e3.getLocalName()),
//                                    part.getElementName());
                            }
                        }
                    }

                    mpr.add(part);
                    context.pop();
//                    context.fireDoneParsingEntity(
//                        MIMEConstants.QNAME_PART,
//                        part);
                } else {
                    Util.fail(
                        "parsing.invalidElement",
                        e2.getTagName(),
                        e2.getNamespaceURI());
                }
            }

            parent.addExtension(mpr);
            context.pop();
//            context.fireDoneParsingEntity(
//                MIMEConstants.QNAME_MULTIPART_RELATED,
//                mpr);
            return true;
        } else if (XmlUtil.matchesTagNS(e, MIMEConstants.QNAME_CONTENT)) {
            MIMEContent content = parseMIMEContent(context, e);
            parent.addExtension(content);
            return true;
        } else if (XmlUtil.matchesTagNS(e, MIMEConstants.QNAME_MIME_XML)) {
            MIMEXml mimeXml = parseMIMEXml(context, e);
            parent.addExtension(mimeXml);
            return true;
        } else {
            Util.fail(
                "parsing.invalidExtensionElement",
                e.getTagName(),
                e.getNamespaceURI());
            return false; // keep compiler happy
        }
    }

    @Override
    protected boolean handleMIMEPartExtension(
        TWSDLParserContext context,
        TWSDLExtensible parent,
        Element e) {
        if (XmlUtil.matchesTagNS(e, MIMEConstants.QNAME_CONTENT)) {
            MIMEContent content = parseMIMEContent(context, e);
            parent.addExtension(content);
            return true;
        } else if (XmlUtil.matchesTagNS(e, MIMEConstants.QNAME_MIME_XML)) {
            MIMEXml mimeXml = parseMIMEXml(context, e);
            parent.addExtension(mimeXml);
            return true;
        } else {
            Util.fail(
                "parsing.invalidExtensionElement",
                e.getTagName(),
                e.getNamespaceURI());
            return false; // keep compiler happy
        }
    }

    protected MIMEContent parseMIMEContent(TWSDLParserContext context, Element e) {
        context.push();
        context.registerNamespaces(e);

        MIMEContent content = new MIMEContent(context.getLocation(e));

        String part = XmlUtil.getAttributeOrNull(e, Constants.ATTR_PART);
        if (part != null) {
            content.setPart(part);
        }

        String type = XmlUtil.getAttributeOrNull(e, Constants.ATTR_TYPE);
        if (type != null) {
            content.setType(type);
        }

        context.pop();
//        context.fireDoneParsingEntity(MIMEConstants.QNAME_CONTENT, content);
        return content;
    }

    protected MIMEXml parseMIMEXml(TWSDLParserContext context, Element e) {
        context.push();
        context.registerNamespaces(e);

        MIMEXml mimeXml = new MIMEXml(context.getLocation(e));

        String part = XmlUtil.getAttributeOrNull(e, Constants.ATTR_PART);
        if (part != null) {
            mimeXml.setPart(part);
        }

        context.pop();
//        context.fireDoneParsingEntity(MIMEConstants.QNAME_MIME_XML, mimeXml);
        return mimeXml;
    }
}

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