Java example source code file (SDDocumentImpl.java)

This example Java source code file (SDDocumentImpl.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

hashset, ioexception, net, network, qname, schemaimpl, sddocumentimpl, sddocumentsource, serverrtexception, set, string, url, utf\-8, util, wsdlimpl, xml, xmlstreamexception, xmlstreamreader

The SDDocumentImpl.java Java example source code

/*
 * Copyright (c) 1997, 2013, 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.ws.server;

import com.sun.istack.internal.Nullable;
import com.sun.xml.internal.ws.api.server.*;
import com.sun.xml.internal.ws.api.streaming.XMLStreamWriterFactory;
import com.sun.xml.internal.ws.streaming.XMLStreamReaderUtil;
import com.sun.xml.internal.ws.wsdl.SDDocumentResolver;
import com.sun.xml.internal.ws.util.RuntimeVersion;
import com.sun.xml.internal.ws.util.xml.XMLStreamReaderToXMLStreamWriter;
import com.sun.xml.internal.ws.wsdl.parser.ParserUtil;
import com.sun.xml.internal.ws.wsdl.parser.WSDLConstants;
import com.sun.xml.internal.ws.wsdl.writer.DocumentLocationResolver;
import com.sun.xml.internal.ws.wsdl.writer.WSDLPatcher;

import javax.xml.namespace.QName;
import javax.xml.stream.*;
import javax.xml.ws.WebServiceException;
import java.io.IOException;
import java.io.OutputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

/**
 * {@link SDDocument} implmentation.
 *
 * <p>
 * This extends from {@link SDDocumentSource} so that
 * JAX-WS server runtime code can use {@link SDDocument}
 * as {@link SDDocumentSource}.
 *
 * @author Kohsuke Kawaguchi
 * @author Jitendra Kotamraju
 */
public class SDDocumentImpl extends SDDocumentSource implements SDDocument {

    private static final String NS_XSD = "http://www.w3.org/2001/XMLSchema";
    private static final QName SCHEMA_INCLUDE_QNAME = new QName(NS_XSD, "include");
    private static final QName SCHEMA_IMPORT_QNAME = new QName(NS_XSD, "import");
    private static final QName SCHEMA_REDEFINE_QNAME = new QName(NS_XSD, "redefine");
    private static final String VERSION_COMMENT =
        " Published by JAX-WS RI (http://jax-ws.java.net). RI's version is "+RuntimeVersion.VERSION+". ";

    private final QName rootName;
    private final SDDocumentSource source;

    /**
     * Set when {@link ServiceDefinitionImpl} is constructed.
     */
    @Nullable List<SDDocumentFilter> filters;
    @Nullable SDDocumentResolver sddocResolver;


    /**
     * The original system ID of this document.
     *
     * When this document contains relative references to other resources,
     * this field is used to find which {@link com.sun.xml.internal.ws.server.SDDocumentImpl} it refers to.
     *
     * Must not be null.
     */
    private final URL url;
    private final Set<String> imports;

    /**
     * Creates {@link SDDocument} from {@link SDDocumentSource}.
     * @param src WSDL document infoset
     * @param serviceName wsdl:service name
     * @param portTypeName
     *      The information about the port of {@link WSEndpoint} to which this document is built for.
     *      These values are used to determine which document is the concrete and abstract WSDLs
     *      for this endpoint.
     *
     * @return null
     *      Always non-null.
     */
    public static SDDocumentImpl create(SDDocumentSource src, QName serviceName, QName portTypeName) {
        URL systemId = src.getSystemId();

        try {
            // RuntimeWSDLParser parser = new RuntimeWSDLParser(null);
            XMLStreamReader reader = src.read();
            try {
                XMLStreamReaderUtil.nextElementContent(reader);

                QName rootName = reader.getName();
                if(rootName.equals(WSDLConstants.QNAME_SCHEMA)) {
                    String tns = ParserUtil.getMandatoryNonEmptyAttribute(reader, WSDLConstants.ATTR_TNS);
                    Set<String> importedDocs = new HashSet();
                    while (XMLStreamReaderUtil.nextContent(reader) != XMLStreamConstants.END_DOCUMENT) {
                         if (reader.getEventType() != XMLStreamConstants.START_ELEMENT)
                            continue;
                        QName name = reader.getName();
                        if (SCHEMA_INCLUDE_QNAME.equals(name) || SCHEMA_IMPORT_QNAME.equals(name) ||
                                SCHEMA_REDEFINE_QNAME.equals(name)) {
                            String importedDoc = reader.getAttributeValue(null, "schemaLocation");
                            if (importedDoc != null) {
                                importedDocs.add(new URL(src.getSystemId(), importedDoc).toString());
                            }
                        }
                    }
                    return new SchemaImpl(rootName,systemId,src,tns,importedDocs);
                } else if (rootName.equals(WSDLConstants.QNAME_DEFINITIONS)) {
                    String tns = ParserUtil.getMandatoryNonEmptyAttribute(reader, WSDLConstants.ATTR_TNS);

                    boolean hasPortType = false;
                    boolean hasService = false;
                    Set<String> importedDocs = new HashSet();
                    Set<QName> allServices = new HashSet();

                    // if WSDL, parse more
                    while (XMLStreamReaderUtil.nextContent(reader) != XMLStreamConstants.END_DOCUMENT) {
                         if(reader.getEventType() != XMLStreamConstants.START_ELEMENT)
                            continue;

                        QName name = reader.getName();
                        if (WSDLConstants.QNAME_PORT_TYPE.equals(name)) {
                            String pn = ParserUtil.getMandatoryNonEmptyAttribute(reader, WSDLConstants.ATTR_NAME);
                            if (portTypeName != null) {
                                if(portTypeName.getLocalPart().equals(pn)&&portTypeName.getNamespaceURI().equals(tns)) {
                                    hasPortType = true;
                                }
                            }
                        } else if (WSDLConstants.QNAME_SERVICE.equals(name)) {
                            String sn = ParserUtil.getMandatoryNonEmptyAttribute(reader, WSDLConstants.ATTR_NAME);
                            QName sqn = new QName(tns,sn);
                            allServices.add(sqn);
                            if(serviceName.equals(sqn)) {
                                hasService = true;
                            }
                        } else if (WSDLConstants.QNAME_IMPORT.equals(name)) {
                            String importedDoc = reader.getAttributeValue(null, "location");
                            if (importedDoc != null) {
                                importedDocs.add(new URL(src.getSystemId(), importedDoc).toString());
                            }
                        } else if (SCHEMA_INCLUDE_QNAME.equals(name) || SCHEMA_IMPORT_QNAME.equals(name) ||
                                SCHEMA_REDEFINE_QNAME.equals(name)) {
                            String importedDoc = reader.getAttributeValue(null, "schemaLocation");
                            if (importedDoc != null) {
                                importedDocs.add(new URL(src.getSystemId(), importedDoc).toString());
                            }
                        }
                    }
                    return new WSDLImpl(
                        rootName,systemId,src,tns,hasPortType,hasService,importedDocs,allServices);
                } else {
                    return new SDDocumentImpl(rootName,systemId,src);
                }
            } finally {
                reader.close();
            }
        } catch (WebServiceException e) {
            throw new ServerRtException("runtime.parser.wsdl", systemId,e);
        } catch (IOException e) {
            throw new ServerRtException("runtime.parser.wsdl", systemId,e);
        } catch (XMLStreamException e) {
            throw new ServerRtException("runtime.parser.wsdl", systemId,e);
        }
    }

    protected SDDocumentImpl(QName rootName, URL url, SDDocumentSource source) {
        this(rootName, url, source, new HashSet<String>());
    }

    protected SDDocumentImpl(QName rootName, URL url, SDDocumentSource source, Set<String> imports) {
        if (url == null) {
            throw new IllegalArgumentException("Cannot construct SDDocument with null URL.");
        }
        this.rootName = rootName;
        this.source = source;
        this.url = url;
        this.imports = imports;
    }

    void setFilters(List<SDDocumentFilter> filters) {
        this.filters = filters;
    }

    void setResolver(SDDocumentResolver sddocResolver) {
        this.sddocResolver = sddocResolver;
    }

    public QName getRootName() {
        return rootName;
    }

    public boolean isWSDL() {
        return false;
    }

    public boolean isSchema() {
        return false;
    }

    public URL getURL() {
        return url;
    }

    public XMLStreamReader read(XMLInputFactory xif) throws IOException, XMLStreamException {
        return source.read(xif);
    }

    public XMLStreamReader read() throws IOException, XMLStreamException {
        return source.read();
    }

    public URL getSystemId() {
        return url;
    }

    public Set<String> getImports() {
        return imports;
    }

    public void writeTo(OutputStream os) throws IOException {
        XMLStreamWriter w = null;
        try {
            //generate the WSDL with utf-8 encoding and XML version 1.0
            w = XMLStreamWriterFactory.create(os, "UTF-8");
            w.writeStartDocument("UTF-8", "1.0");
            new XMLStreamReaderToXMLStreamWriter().bridge(source.read(), w);
            w.writeEndDocument();
        } catch (XMLStreamException e) {
            IOException ioe = new IOException(e.getMessage());
            ioe.initCause(e);
            throw ioe;
        } finally {
            try {
                if (w != null)
                    w.close();
            } catch (XMLStreamException e) {
                IOException ioe = new IOException(e.getMessage());
                ioe.initCause(e);
                throw ioe;
            }
        }
    }


    public void writeTo(PortAddressResolver portAddressResolver, DocumentAddressResolver resolver, OutputStream os) throws IOException {
        XMLStreamWriter w = null;
        try {
            //generate the WSDL with utf-8 encoding and XML version 1.0
            w = XMLStreamWriterFactory.create(os, "UTF-8");
            w.writeStartDocument("UTF-8", "1.0");
            writeTo(portAddressResolver,resolver,w);
            w.writeEndDocument();
        } catch (XMLStreamException e) {
            IOException ioe = new IOException(e.getMessage());
            ioe.initCause(e);
            throw ioe;
        } finally {
            try {
                if (w != null)
                    w.close();
            } catch (XMLStreamException e) {
                IOException ioe = new IOException(e.getMessage());
                ioe.initCause(e);
                throw ioe;
            }
        }
    }

    public void writeTo(PortAddressResolver portAddressResolver, DocumentAddressResolver resolver, XMLStreamWriter out) throws XMLStreamException, IOException {
        if (filters != null) {
            for (SDDocumentFilter f : filters) {
                out = f.filter(this,out);
            }
        }

        XMLStreamReader xsr = source.read();
        try {
            out.writeComment(VERSION_COMMENT);
            new WSDLPatcher(portAddressResolver, new DocumentLocationResolverImpl(resolver)).bridge(xsr,out);
        } finally {
            xsr.close();
        }
    }


    /**
     * {@link SDDocument.Schema} implementation.
     *
     * @author Kohsuke Kawaguchi
     */
    private static final class SchemaImpl extends SDDocumentImpl implements SDDocument.Schema {
        private final String targetNamespace;

        public SchemaImpl(QName rootName, URL url, SDDocumentSource source, String targetNamespace,
                          Set<String> imports) {
            super(rootName, url, source, imports);
            this.targetNamespace = targetNamespace;
        }

        public String getTargetNamespace() {
            return targetNamespace;
        }

        public boolean isSchema() {
            return true;
        }
    }


    private static final class WSDLImpl extends SDDocumentImpl implements SDDocument.WSDL {
        private final String targetNamespace;
        private final boolean hasPortType;
        private final boolean hasService;
        private final Set<QName> allServices;

        public WSDLImpl(QName rootName, URL url, SDDocumentSource source, String targetNamespace, boolean hasPortType,
                        boolean hasService, Set<String> imports,Set allServices) {
            super(rootName, url, source, imports);
            this.targetNamespace = targetNamespace;
            this.hasPortType = hasPortType;
            this.hasService = hasService;
            this.allServices = allServices;
        }

        public String getTargetNamespace() {
            return targetNamespace;
        }

        public boolean hasPortType() {
            return hasPortType;
        }

        public boolean hasService() {
            return hasService;
        }

        public Set<QName> getAllServices() {
            return allServices;
        }

        public boolean isWSDL() {
            return true;
        }
    }

    private class DocumentLocationResolverImpl implements DocumentLocationResolver {
        private DocumentAddressResolver delegate;

        DocumentLocationResolverImpl(DocumentAddressResolver delegate) {
            this.delegate = delegate;
        }

        public String getLocationFor(String namespaceURI, String systemId) {
            if (sddocResolver == null) {
                return systemId;
            }
            try {
                URL ref = new URL(getURL(), systemId);
                SDDocument refDoc = sddocResolver.resolve(ref.toExternalForm());
                if (refDoc == null)
                    return systemId;  // not something we know. just leave it as is.

                return delegate.getRelativeAddressFor(SDDocumentImpl.this, refDoc);
            } catch (MalformedURLException mue) {
                return null;
            }
        }
    }

}