src/share/jaxws_classes/com/sun/xml/internal/bind/v2/schemagen/XmlSchemaGenerator.java

changeset 0
373ffda63c9a
child 637
9c07ef4934dd
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/src/share/jaxws_classes/com/sun/xml/internal/bind/v2/schemagen/XmlSchemaGenerator.java	Wed Apr 27 01:27:09 2016 +0800
     1.3 @@ -0,0 +1,1596 @@
     1.4 +/*
     1.5 + * Copyright (c) 1997, 2013, 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.bind.v2.schemagen;
    1.30 +
    1.31 +import java.io.IOException;
    1.32 +import java.io.OutputStream;
    1.33 +import java.io.Writer;
    1.34 +import java.io.File;
    1.35 +import java.net.URI;
    1.36 +import java.net.URISyntaxException;
    1.37 +import java.util.Comparator;
    1.38 +import java.util.HashMap;
    1.39 +import java.util.LinkedHashSet;
    1.40 +import java.util.Map;
    1.41 +import java.util.Set;
    1.42 +import java.util.TreeMap;
    1.43 +import java.util.ArrayList;
    1.44 +import java.util.logging.Level;
    1.45 +import java.util.logging.Logger;
    1.46 +
    1.47 +import javax.activation.MimeType;
    1.48 +import javax.xml.bind.SchemaOutputResolver;
    1.49 +import javax.xml.bind.annotation.XmlElement;
    1.50 +import javax.xml.namespace.QName;
    1.51 +import javax.xml.transform.Result;
    1.52 +import javax.xml.transform.stream.StreamResult;
    1.53 +
    1.54 +import com.sun.istack.internal.Nullable;
    1.55 +import com.sun.istack.internal.NotNull;
    1.56 +import com.sun.xml.internal.bind.Util;
    1.57 +import com.sun.xml.internal.bind.api.CompositeStructure;
    1.58 +import com.sun.xml.internal.bind.api.ErrorListener;
    1.59 +import com.sun.xml.internal.bind.v2.TODO;
    1.60 +import com.sun.xml.internal.bind.v2.WellKnownNamespace;
    1.61 +import com.sun.xml.internal.bind.v2.util.CollisionCheckStack;
    1.62 +import com.sun.xml.internal.bind.v2.util.StackRecorder;
    1.63 +import static com.sun.xml.internal.bind.v2.WellKnownNamespace.XML_SCHEMA;
    1.64 +import com.sun.xml.internal.bind.v2.model.core.Adapter;
    1.65 +import com.sun.xml.internal.bind.v2.model.core.ArrayInfo;
    1.66 +import com.sun.xml.internal.bind.v2.model.core.AttributePropertyInfo;
    1.67 +import com.sun.xml.internal.bind.v2.model.core.ClassInfo;
    1.68 +import com.sun.xml.internal.bind.v2.model.core.Element;
    1.69 +import com.sun.xml.internal.bind.v2.model.core.ElementInfo;
    1.70 +import com.sun.xml.internal.bind.v2.model.core.ElementPropertyInfo;
    1.71 +import com.sun.xml.internal.bind.v2.model.core.EnumConstant;
    1.72 +import com.sun.xml.internal.bind.v2.model.core.EnumLeafInfo;
    1.73 +import com.sun.xml.internal.bind.v2.model.core.MapPropertyInfo;
    1.74 +import com.sun.xml.internal.bind.v2.model.core.MaybeElement;
    1.75 +import com.sun.xml.internal.bind.v2.model.core.NonElement;
    1.76 +import com.sun.xml.internal.bind.v2.model.core.NonElementRef;
    1.77 +import com.sun.xml.internal.bind.v2.model.core.PropertyInfo;
    1.78 +import com.sun.xml.internal.bind.v2.model.core.ReferencePropertyInfo;
    1.79 +import com.sun.xml.internal.bind.v2.model.core.TypeInfo;
    1.80 +import com.sun.xml.internal.bind.v2.model.core.TypeInfoSet;
    1.81 +import com.sun.xml.internal.bind.v2.model.core.TypeRef;
    1.82 +import com.sun.xml.internal.bind.v2.model.core.ValuePropertyInfo;
    1.83 +import com.sun.xml.internal.bind.v2.model.core.WildcardMode;
    1.84 +import com.sun.xml.internal.bind.v2.model.impl.ClassInfoImpl;
    1.85 +import com.sun.xml.internal.bind.v2.model.nav.Navigator;
    1.86 +import com.sun.xml.internal.bind.v2.runtime.SwaRefAdapter;
    1.87 +import static com.sun.xml.internal.bind.v2.schemagen.Util.*;
    1.88 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.Any;
    1.89 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.AttrDecls;
    1.90 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.ComplexExtension;
    1.91 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.ComplexType;
    1.92 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.ComplexTypeHost;
    1.93 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.ExplicitGroup;
    1.94 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.Import;
    1.95 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.List;
    1.96 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.LocalAttribute;
    1.97 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.LocalElement;
    1.98 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.Schema;
    1.99 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.SimpleExtension;
   1.100 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.SimpleRestrictionModel;
   1.101 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.SimpleType;
   1.102 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.SimpleTypeHost;
   1.103 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.TopLevelAttribute;
   1.104 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.TopLevelElement;
   1.105 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.TypeHost;
   1.106 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.ContentModelContainer;
   1.107 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.TypeDefParticle;
   1.108 +import com.sun.xml.internal.bind.v2.schemagen.xmlschema.AttributeType;
   1.109 +import com.sun.xml.internal.bind.v2.schemagen.episode.Bindings;
   1.110 +import com.sun.xml.internal.txw2.TXW;
   1.111 +import com.sun.xml.internal.txw2.TxwException;
   1.112 +import com.sun.xml.internal.txw2.TypedXmlWriter;
   1.113 +import com.sun.xml.internal.txw2.output.ResultFactory;
   1.114 +import com.sun.xml.internal.txw2.output.XmlSerializer;
   1.115 +import java.util.Collection;
   1.116 +import org.xml.sax.SAXParseException;
   1.117 +
   1.118 +/**
   1.119 + * Generates a set of W3C XML Schema documents from a set of Java classes.
   1.120 + *
   1.121 + * <p>
   1.122 + * A client must invoke methods in the following order:
   1.123 + * <ol>
   1.124 + *  <li>Create a new {@link XmlSchemaGenerator}
   1.125 + *  <li>Invoke {@link #add} methods, multiple times if necessary.
   1.126 + *  <li>Invoke {@link #write}
   1.127 + *  <li>Discard the {@link XmlSchemaGenerator}.
   1.128 + * </ol>
   1.129 + *
   1.130 + * @author Ryan Shoemaker
   1.131 + * @author Kohsuke Kawaguchi (kk@kohsuke.org)
   1.132 + */
   1.133 +public final class XmlSchemaGenerator<T,C,F,M> {
   1.134 +
   1.135 +    private static final Logger logger = Util.getClassLogger();
   1.136 +
   1.137 +    /**
   1.138 +     * Java classes to be written, organized by their namespace.
   1.139 +     *
   1.140 +     * <p>
   1.141 +     * We use a {@link TreeMap} here so that the suggested names will
   1.142 +     * be consistent across JVMs.
   1.143 +     *
   1.144 +     * @see SchemaOutputResolver#createOutput(String, String)
   1.145 +     */
   1.146 +    private final Map<String,Namespace> namespaces = new TreeMap<String,Namespace>(NAMESPACE_COMPARATOR);
   1.147 +
   1.148 +    /**
   1.149 +     * {@link ErrorListener} to send errors to.
   1.150 +     */
   1.151 +    private ErrorListener errorListener;
   1.152 +
   1.153 +    /** model navigator **/
   1.154 +    private Navigator<T,C,F,M> navigator;
   1.155 +
   1.156 +    private final TypeInfoSet<T,C,F,M> types;
   1.157 +
   1.158 +    /**
   1.159 +     * Representation for xs:string.
   1.160 +     */
   1.161 +    private final NonElement<T,C> stringType;
   1.162 +
   1.163 +    /**
   1.164 +     * Represents xs:anyType.
   1.165 +     */
   1.166 +    private final NonElement<T,C> anyType;
   1.167 +
   1.168 +    /**
   1.169 +     * Used to detect cycles in anonymous types.
   1.170 +     */
   1.171 +    private final CollisionCheckStack<ClassInfo<T,C>> collisionChecker = new CollisionCheckStack<ClassInfo<T,C>>();
   1.172 +
   1.173 +    public XmlSchemaGenerator( Navigator<T,C,F,M> navigator, TypeInfoSet<T,C,F,M> types ) {
   1.174 +        this.navigator = navigator;
   1.175 +        this.types = types;
   1.176 +
   1.177 +        this.stringType = types.getTypeInfo(navigator.ref(String.class));
   1.178 +        this.anyType = types.getAnyTypeInfo();
   1.179 +
   1.180 +        // populate the object
   1.181 +        for( ClassInfo<T,C> ci : types.beans().values() )
   1.182 +            add(ci);
   1.183 +        for( ElementInfo<T,C> ei1 : types.getElementMappings(null).values() )
   1.184 +            add(ei1);
   1.185 +        for( EnumLeafInfo<T,C> ei : types.enums().values() )
   1.186 +            add(ei);
   1.187 +        for( ArrayInfo<T,C> a : types.arrays().values())
   1.188 +            add(a);
   1.189 +    }
   1.190 +
   1.191 +    private Namespace getNamespace(String uri) {
   1.192 +        Namespace n = namespaces.get(uri);
   1.193 +        if(n==null)
   1.194 +            namespaces.put(uri,n=new Namespace(uri));
   1.195 +        return n;
   1.196 +    }
   1.197 +
   1.198 +    /**
   1.199 +     * Adds a new class to the list of classes to be written.
   1.200 +     *
   1.201 +     * <p>
   1.202 +     * A {@link ClassInfo} may have two namespaces --- one for the element name
   1.203 +     * and the other for the type name. If they are different, we put the same
   1.204 +     * {@link ClassInfo} to two {@link Namespace}s.
   1.205 +     */
   1.206 +    public void add( ClassInfo<T,C> clazz ) {
   1.207 +        assert clazz!=null;
   1.208 +
   1.209 +        String nsUri = null;
   1.210 +
   1.211 +        if(clazz.getClazz()==navigator.asDecl(CompositeStructure.class))
   1.212 +            return; // this is a special class we introduced for JAX-WS that we *don't* want in the schema
   1.213 +
   1.214 +        if(clazz.isElement()) {
   1.215 +            // put element -> type reference
   1.216 +            nsUri = clazz.getElementName().getNamespaceURI();
   1.217 +            Namespace ns = getNamespace(nsUri);
   1.218 +            ns.classes.add(clazz);
   1.219 +            ns.addDependencyTo(clazz.getTypeName());
   1.220 +
   1.221 +            // schedule writing this global element
   1.222 +            add(clazz.getElementName(),false,clazz);
   1.223 +        }
   1.224 +
   1.225 +        QName tn = clazz.getTypeName();
   1.226 +        if(tn!=null) {
   1.227 +            nsUri = tn.getNamespaceURI();
   1.228 +        } else {
   1.229 +            // anonymous type
   1.230 +            if(nsUri==null)
   1.231 +                return;
   1.232 +        }
   1.233 +
   1.234 +        Namespace n = getNamespace(nsUri);
   1.235 +        n.classes.add(clazz);
   1.236 +
   1.237 +        // search properties for foreign namespace references
   1.238 +        for( PropertyInfo<T,C> p : clazz.getProperties()) {
   1.239 +            n.processForeignNamespaces(p, 1);
   1.240 +            if (p instanceof AttributePropertyInfo) {
   1.241 +                AttributePropertyInfo<T,C> ap = (AttributePropertyInfo<T,C>) p;
   1.242 +                String aUri = ap.getXmlName().getNamespaceURI();
   1.243 +                if(aUri.length()>0) {
   1.244 +                    // global attribute
   1.245 +                    getNamespace(aUri).addGlobalAttribute(ap);
   1.246 +                    n.addDependencyTo(ap.getXmlName());
   1.247 +                }
   1.248 +            }
   1.249 +            if (p instanceof ElementPropertyInfo) {
   1.250 +                ElementPropertyInfo<T,C> ep = (ElementPropertyInfo<T,C>) p;
   1.251 +                for (TypeRef<T,C> tref : ep.getTypes()) {
   1.252 +                    String eUri = tref.getTagName().getNamespaceURI();
   1.253 +                    if(eUri.length()>0 && !eUri.equals(n.uri)) {
   1.254 +                        getNamespace(eUri).addGlobalElement(tref);
   1.255 +                        n.addDependencyTo(tref.getTagName());
   1.256 +                    }
   1.257 +                }
   1.258 +            }
   1.259 +
   1.260 +            if(generateSwaRefAdapter(p))
   1.261 +                n.useSwaRef = true;
   1.262 +
   1.263 +            MimeType mimeType = p.getExpectedMimeType();
   1.264 +            if( mimeType != null ) {
   1.265 +                n.useMimeNs = true;
   1.266 +            }
   1.267 +
   1.268 +        }
   1.269 +
   1.270 +        // recurse on baseTypes to make sure that we can refer to them in the schema
   1.271 +        ClassInfo<T,C> bc = clazz.getBaseClass();
   1.272 +        if (bc != null) {
   1.273 +            add(bc);
   1.274 +            n.addDependencyTo(bc.getTypeName());
   1.275 +        }
   1.276 +    }
   1.277 +
   1.278 +    /**
   1.279 +     * Adds a new element to the list of elements to be written.
   1.280 +     */
   1.281 +    public void add( ElementInfo<T,C> elem ) {
   1.282 +        assert elem!=null;
   1.283 +
   1.284 +        @SuppressWarnings("UnusedAssignment")
   1.285 +        boolean nillable = false; // default value
   1.286 +
   1.287 +        QName name = elem.getElementName();
   1.288 +        Namespace n = getNamespace(name.getNamespaceURI());
   1.289 +        ElementInfo ei;
   1.290 +
   1.291 +        if (elem.getScope() != null) { // (probably) never happens
   1.292 +            ei = this.types.getElementInfo(elem.getScope().getClazz(), name);
   1.293 +        } else {
   1.294 +            ei = this.types.getElementInfo(null, name);
   1.295 +        }
   1.296 +
   1.297 +        XmlElement xmlElem = ei.getProperty().readAnnotation(XmlElement.class);
   1.298 +
   1.299 +        if (xmlElem == null) {
   1.300 +            nillable = false;
   1.301 +        } else {
   1.302 +            nillable = xmlElem.nillable();
   1.303 +        }
   1.304 +
   1.305 +        n.elementDecls.put(name.getLocalPart(),n.new ElementWithType(nillable, elem.getContentType()));
   1.306 +
   1.307 +        // search for foreign namespace references
   1.308 +        n.processForeignNamespaces(elem.getProperty(), 1);
   1.309 +    }
   1.310 +
   1.311 +    public void add( EnumLeafInfo<T,C> envm ) {
   1.312 +        assert envm!=null;
   1.313 +
   1.314 +        String nsUri = null;
   1.315 +
   1.316 +        if(envm.isElement()) {
   1.317 +            // put element -> type reference
   1.318 +            nsUri = envm.getElementName().getNamespaceURI();
   1.319 +            Namespace ns = getNamespace(nsUri);
   1.320 +            ns.enums.add(envm);
   1.321 +            ns.addDependencyTo(envm.getTypeName());
   1.322 +
   1.323 +            // schedule writing this global element
   1.324 +            add(envm.getElementName(),false,envm);
   1.325 +        }
   1.326 +
   1.327 +        final QName typeName = envm.getTypeName();
   1.328 +        if (typeName != null) {
   1.329 +            nsUri = typeName.getNamespaceURI();
   1.330 +        } else {
   1.331 +            if(nsUri==null)
   1.332 +                return; // anonymous type
   1.333 +        }
   1.334 +
   1.335 +        Namespace n = getNamespace(nsUri);
   1.336 +        n.enums.add(envm);
   1.337 +
   1.338 +        // search for foreign namespace references
   1.339 +        n.addDependencyTo(envm.getBaseType().getTypeName());
   1.340 +    }
   1.341 +
   1.342 +    public void add( ArrayInfo<T,C> a ) {
   1.343 +        assert a!=null;
   1.344 +
   1.345 +        final String namespaceURI = a.getTypeName().getNamespaceURI();
   1.346 +        Namespace n = getNamespace(namespaceURI);
   1.347 +        n.arrays.add(a);
   1.348 +
   1.349 +        // search for foreign namespace references
   1.350 +        n.addDependencyTo(a.getItemType().getTypeName());
   1.351 +    }
   1.352 +
   1.353 +    /**
   1.354 +     * Adds an additional element declaration.
   1.355 +     *
   1.356 +     * @param tagName
   1.357 +     *      The name of the element declaration to be added.
   1.358 +     * @param type
   1.359 +     *      The type this element refers to.
   1.360 +     *      Can be null, in which case the element refers to an empty anonymous complex type.
   1.361 +     */
   1.362 +    public void add( QName tagName, boolean isNillable, NonElement<T,C> type ) {
   1.363 +
   1.364 +        if(type!=null && type.getType()==navigator.ref(CompositeStructure.class))
   1.365 +            return; // this is a special class we introduced for JAX-WS that we *don't* want in the schema
   1.366 +
   1.367 +
   1.368 +        Namespace n = getNamespace(tagName.getNamespaceURI());
   1.369 +        n.elementDecls.put(tagName.getLocalPart(), n.new ElementWithType(isNillable,type));
   1.370 +
   1.371 +        // search for foreign namespace references
   1.372 +        if(type!=null)
   1.373 +            n.addDependencyTo(type.getTypeName());
   1.374 +    }
   1.375 +
   1.376 +    /**
   1.377 +     * Writes out the episode file.
   1.378 +     */
   1.379 +    public void writeEpisodeFile(XmlSerializer out) {
   1.380 +        Bindings root = TXW.create(Bindings.class, out);
   1.381 +
   1.382 +        if(namespaces.containsKey("")) // otherwise jaxb binding NS should be the default namespace
   1.383 +            root._namespace(WellKnownNamespace.JAXB,"jaxb");
   1.384 +        root.version("2.1");
   1.385 +        // TODO: don't we want to bake in versions?
   1.386 +
   1.387 +        // generate listing per schema
   1.388 +        for (Map.Entry<String,Namespace> e : namespaces.entrySet()) {
   1.389 +            Bindings group = root.bindings();
   1.390 +
   1.391 +            String prefix;
   1.392 +            String tns = e.getKey();
   1.393 +            if(!tns.equals("")) {
   1.394 +                group._namespace(tns,"tns");
   1.395 +                prefix = "tns:";
   1.396 +            } else {
   1.397 +                prefix = "";
   1.398 +            }
   1.399 +
   1.400 +            group.scd("x-schema::"+(tns.equals("")?"":"tns"));
   1.401 +            group.schemaBindings().map(false);
   1.402 +
   1.403 +            for (ClassInfo<T,C> ci : e.getValue().classes) {
   1.404 +                if(ci.getTypeName()==null)  continue;   // local type
   1.405 +
   1.406 +                if(ci.getTypeName().getNamespaceURI().equals(tns)) {
   1.407 +                    Bindings child = group.bindings();
   1.408 +                    child.scd('~'+prefix+ci.getTypeName().getLocalPart());
   1.409 +                    child.klass().ref(ci.getName());
   1.410 +                }
   1.411 +
   1.412 +                if(ci.isElement() && ci.getElementName().getNamespaceURI().equals(tns)) {
   1.413 +                    Bindings child = group.bindings();
   1.414 +                    child.scd(prefix+ci.getElementName().getLocalPart());
   1.415 +                    child.klass().ref(ci.getName());
   1.416 +                }
   1.417 +            }
   1.418 +
   1.419 +            for (EnumLeafInfo<T,C> en : e.getValue().enums) {
   1.420 +                if(en.getTypeName()==null)  continue;   // local type
   1.421 +
   1.422 +                Bindings child = group.bindings();
   1.423 +                child.scd('~'+prefix+en.getTypeName().getLocalPart());
   1.424 +                child.klass().ref(navigator.getClassName(en.getClazz()));
   1.425 +            }
   1.426 +
   1.427 +            group.commit(true);
   1.428 +        }
   1.429 +
   1.430 +        root.commit();
   1.431 +    }
   1.432 +
   1.433 +    /**
   1.434 +     * Write out the schema documents.
   1.435 +     */
   1.436 +    public void write(SchemaOutputResolver resolver, ErrorListener errorListener) throws IOException {
   1.437 +        if(resolver==null)
   1.438 +            throw new IllegalArgumentException();
   1.439 +
   1.440 +        if(logger.isLoggable(Level.FINE)) {
   1.441 +            // debug logging to see what's going on.
   1.442 +            logger.log(Level.FINE,"Wrigin XML Schema for "+toString(),new StackRecorder());
   1.443 +        }
   1.444 +
   1.445 +        // make it fool-proof
   1.446 +        resolver = new FoolProofResolver(resolver);
   1.447 +        this.errorListener = errorListener;
   1.448 +
   1.449 +        Map<String, String> schemaLocations = types.getSchemaLocations();
   1.450 +
   1.451 +        Map<Namespace,Result> out = new HashMap<Namespace,Result>();
   1.452 +        Map<Namespace,String> systemIds = new HashMap<Namespace,String>();
   1.453 +
   1.454 +        // we create a Namespace object for the XML Schema namespace
   1.455 +        // as a side-effect, but we don't want to generate it.
   1.456 +        namespaces.remove(WellKnownNamespace.XML_SCHEMA);
   1.457 +
   1.458 +        // first create the outputs for all so that we can resolve references among
   1.459 +        // schema files when we write
   1.460 +        for( Namespace n : namespaces.values() ) {
   1.461 +            String schemaLocation = schemaLocations.get(n.uri);
   1.462 +            if(schemaLocation!=null) {
   1.463 +                systemIds.put(n,schemaLocation);
   1.464 +            } else {
   1.465 +                Result output = resolver.createOutput(n.uri,"schema"+(out.size()+1)+".xsd");
   1.466 +                if(output!=null) {  // null result means no schema for that namespace
   1.467 +                    out.put(n,output);
   1.468 +                    systemIds.put(n,output.getSystemId());
   1.469 +                }
   1.470 +            }
   1.471 +        }
   1.472 +
   1.473 +        // then write'em all
   1.474 +        for( Map.Entry<Namespace,Result> e : out.entrySet() ) {
   1.475 +            Result result = e.getValue();
   1.476 +            e.getKey().writeTo( result, systemIds );
   1.477 +            if(result instanceof StreamResult) {
   1.478 +                OutputStream outputStream = ((StreamResult)result).getOutputStream();
   1.479 +                if(outputStream != null) {
   1.480 +                    outputStream.close(); // fix for bugid: 6291301
   1.481 +                } else {
   1.482 +                    final Writer writer = ((StreamResult)result).getWriter();
   1.483 +                    if(writer != null) writer.close();
   1.484 +                }
   1.485 +            }
   1.486 +        }
   1.487 +    }
   1.488 +
   1.489 +
   1.490 +
   1.491 +    /**
   1.492 +     * Schema components are organized per namespace.
   1.493 +     */
   1.494 +    private class Namespace {
   1.495 +        final @NotNull String uri;
   1.496 +
   1.497 +        /**
   1.498 +         * Other {@link Namespace}s that this namespace depends on.
   1.499 +         */
   1.500 +        private final Set<Namespace> depends = new LinkedHashSet<Namespace>();
   1.501 +
   1.502 +        /**
   1.503 +         * If this schema refers to components from this schema by itself.
   1.504 +         */
   1.505 +        private boolean selfReference;
   1.506 +
   1.507 +        /**
   1.508 +         * List of classes in this namespace.
   1.509 +         */
   1.510 +        private final Set<ClassInfo<T,C>> classes = new LinkedHashSet<ClassInfo<T,C>>();
   1.511 +
   1.512 +        /**
   1.513 +         * Set of enums in this namespace
   1.514 +         */
   1.515 +        private final Set<EnumLeafInfo<T,C>> enums = new LinkedHashSet<EnumLeafInfo<T,C>>();
   1.516 +
   1.517 +        /**
   1.518 +         * Set of arrays in this namespace
   1.519 +         */
   1.520 +        private final Set<ArrayInfo<T,C>> arrays = new LinkedHashSet<ArrayInfo<T,C>>();
   1.521 +
   1.522 +        /**
   1.523 +         * Global attribute declarations keyed by their local names.
   1.524 +         */
   1.525 +        private final MultiMap<String,AttributePropertyInfo<T,C>> attributeDecls = new MultiMap<String,AttributePropertyInfo<T,C>>(null);
   1.526 +
   1.527 +        /**
   1.528 +         * Global element declarations to be written, keyed by their local names.
   1.529 +         */
   1.530 +        private final MultiMap<String,ElementDeclaration> elementDecls =
   1.531 +                new MultiMap<String,ElementDeclaration>(new ElementWithType(true,anyType));
   1.532 +
   1.533 +        private Form attributeFormDefault;
   1.534 +        private Form elementFormDefault;
   1.535 +
   1.536 +        /**
   1.537 +         * Does schema in this namespace uses swaRef? If so, we need to generate import
   1.538 +         * statement.
   1.539 +         */
   1.540 +        private boolean useSwaRef;
   1.541 +
   1.542 +        /**
   1.543 +         * Import for mime namespace needs to be generated.
   1.544 +         * See #856
   1.545 +         */
   1.546 +        private boolean useMimeNs;
   1.547 +
   1.548 +        public Namespace(String uri) {
   1.549 +            this.uri = uri;
   1.550 +            assert !XmlSchemaGenerator.this.namespaces.containsKey(uri);
   1.551 +            XmlSchemaGenerator.this.namespaces.put(uri,this);
   1.552 +        }
   1.553 +
   1.554 +        /**
   1.555 +         * Process the given PropertyInfo looking for references to namespaces that
   1.556 +         * are foreign to the given namespace.  Any foreign namespace references
   1.557 +         * found are added to the given namespaces dependency list and an &lt;import>
   1.558 +         * is generated for it.
   1.559 +         *
   1.560 +         * @param p the PropertyInfo
   1.561 +         */
   1.562 +        private void processForeignNamespaces(PropertyInfo<T, C> p, int processingDepth) {
   1.563 +            for (TypeInfo<T, C> t : p.ref()) {
   1.564 +                if ((t instanceof ClassInfo) && (processingDepth > 0)) {
   1.565 +                    java.util.List<PropertyInfo> l = ((ClassInfo) t).getProperties();
   1.566 +                    for (PropertyInfo subp : l) {
   1.567 +                        processForeignNamespaces(subp, --processingDepth);
   1.568 +                    }
   1.569 +                }
   1.570 +                if (t instanceof Element) {
   1.571 +                    addDependencyTo(((Element) t).getElementName());
   1.572 +                }
   1.573 +                if (t instanceof NonElement) {
   1.574 +                    addDependencyTo(((NonElement) t).getTypeName());
   1.575 +                }
   1.576 +            }
   1.577 +        }
   1.578 +
   1.579 +        private void addDependencyTo(@Nullable QName qname) {
   1.580 +            // even though the Element interface says getElementName() returns non-null,
   1.581 +            // ClassInfo always implements Element (even if an instance of ClassInfo might not be an Element).
   1.582 +            // so this check is still necessary
   1.583 +            if (qname==null) {
   1.584 +                return;
   1.585 +            }
   1.586 +
   1.587 +            String nsUri = qname.getNamespaceURI();
   1.588 +
   1.589 +            if (nsUri.equals(XML_SCHEMA)) {
   1.590 +                // no need to explicitly refer to XSD namespace
   1.591 +                return;
   1.592 +            }
   1.593 +
   1.594 +            if (nsUri.equals(uri)) {
   1.595 +                selfReference = true;
   1.596 +                return;
   1.597 +            }
   1.598 +
   1.599 +            // found a type in a foreign namespace, so make sure we generate an import for it
   1.600 +            depends.add(getNamespace(nsUri));
   1.601 +        }
   1.602 +
   1.603 +        /**
   1.604 +         * Writes the schema document to the specified result.
   1.605 +         *
   1.606 +         * @param systemIds
   1.607 +         *      System IDs of the other schema documents. "" indicates 'implied'.
   1.608 +         */
   1.609 +        private void writeTo(Result result, Map<Namespace,String> systemIds) throws IOException {
   1.610 +            try {
   1.611 +                Schema schema = TXW.create(Schema.class,ResultFactory.createSerializer(result));
   1.612 +
   1.613 +                // additional namespace declarations to be made.
   1.614 +                Map<String, String> xmlNs = types.getXmlNs(uri);
   1.615 +
   1.616 +                for (Map.Entry<String, String> e : xmlNs.entrySet()) {
   1.617 +                    schema._namespace(e.getValue(),e.getKey());
   1.618 +                }
   1.619 +
   1.620 +                if(useSwaRef)
   1.621 +                    schema._namespace(WellKnownNamespace.SWA_URI,"swaRef");
   1.622 +
   1.623 +                if(useMimeNs)
   1.624 +                    schema._namespace(WellKnownNamespace.XML_MIME_URI,"xmime");
   1.625 +
   1.626 +                attributeFormDefault = Form.get(types.getAttributeFormDefault(uri));
   1.627 +                attributeFormDefault.declare("attributeFormDefault",schema);
   1.628 +
   1.629 +                elementFormDefault = Form.get(types.getElementFormDefault(uri));
   1.630 +                // TODO: if elementFormDefault is UNSET, figure out the right default value to use
   1.631 +                elementFormDefault.declare("elementFormDefault",schema);
   1.632 +
   1.633 +
   1.634 +                // declare XML Schema namespace to be xs, but allow the user to override it.
   1.635 +                // if 'xs' is used for other things, we'll just let TXW assign a random prefix
   1.636 +                if(!xmlNs.containsValue(WellKnownNamespace.XML_SCHEMA)
   1.637 +                && !xmlNs.containsKey("xs"))
   1.638 +                    schema._namespace(WellKnownNamespace.XML_SCHEMA,"xs");
   1.639 +                schema.version("1.0");
   1.640 +
   1.641 +                if(uri.length()!=0)
   1.642 +                    schema.targetNamespace(uri);
   1.643 +
   1.644 +                // declare prefixes for them at this level, so that we can avoid redundant
   1.645 +                // namespace declarations
   1.646 +                for (Namespace ns : depends) {
   1.647 +                    schema._namespace(ns.uri);
   1.648 +                }
   1.649 +
   1.650 +                if(selfReference && uri.length()!=0) {
   1.651 +                    // use common 'tns' prefix for the own namespace
   1.652 +                    // if self-reference is needed
   1.653 +                    schema._namespace(uri,"tns");
   1.654 +                }
   1.655 +
   1.656 +                schema._pcdata(newline);
   1.657 +
   1.658 +                // refer to other schemas
   1.659 +                for( Namespace n : depends ) {
   1.660 +                    Import imp = schema._import();
   1.661 +                    if(n.uri.length()!=0)
   1.662 +                        imp.namespace(n.uri);
   1.663 +                    String refSystemId = systemIds.get(n);
   1.664 +                    if(refSystemId!=null && !refSystemId.equals("")) {
   1.665 +                        // "" means implied. null if the SchemaOutputResolver said "don't generate!"
   1.666 +                        imp.schemaLocation(relativize(refSystemId,result.getSystemId()));
   1.667 +                    }
   1.668 +                    schema._pcdata(newline);
   1.669 +                }
   1.670 +                if(useSwaRef) {
   1.671 +                    schema._import().namespace(WellKnownNamespace.SWA_URI).schemaLocation("http://ws-i.org/profiles/basic/1.1/swaref.xsd");
   1.672 +                }
   1.673 +                if(useMimeNs) {
   1.674 +                    schema._import().namespace(WellKnownNamespace.XML_MIME_URI).schemaLocation("http://www.w3.org/2005/05/xmlmime");
   1.675 +                }
   1.676 +
   1.677 +                // then write each component
   1.678 +                for (Map.Entry<String,ElementDeclaration> e : elementDecls.entrySet()) {
   1.679 +                    e.getValue().writeTo(e.getKey(),schema);
   1.680 +                    schema._pcdata(newline);
   1.681 +                }
   1.682 +                for (ClassInfo<T, C> c : classes) {
   1.683 +                    if (c.getTypeName()==null) {
   1.684 +                        // don't generate anything if it's an anonymous type
   1.685 +                        continue;
   1.686 +                    }
   1.687 +                    if(uri.equals(c.getTypeName().getNamespaceURI()))
   1.688 +                        writeClass(c, schema);
   1.689 +                    schema._pcdata(newline);
   1.690 +                }
   1.691 +                for (EnumLeafInfo<T, C> e : enums) {
   1.692 +                    if (e.getTypeName()==null) {
   1.693 +                        // don't generate anything if it's an anonymous type
   1.694 +                        continue;
   1.695 +                    }
   1.696 +                    if(uri.equals(e.getTypeName().getNamespaceURI()))
   1.697 +                        writeEnum(e,schema);
   1.698 +                    schema._pcdata(newline);
   1.699 +                }
   1.700 +                for (ArrayInfo<T, C> a : arrays) {
   1.701 +                    writeArray(a,schema);
   1.702 +                    schema._pcdata(newline);
   1.703 +                }
   1.704 +                for (Map.Entry<String,AttributePropertyInfo<T,C>> e : attributeDecls.entrySet()) {
   1.705 +                    TopLevelAttribute a = schema.attribute();
   1.706 +                    a.name(e.getKey());
   1.707 +                    if(e.getValue()==null)
   1.708 +                        writeTypeRef(a,stringType,"type");
   1.709 +                    else
   1.710 +                        writeAttributeTypeRef(e.getValue(),a);
   1.711 +                    schema._pcdata(newline);
   1.712 +                }
   1.713 +
   1.714 +                // close the schema
   1.715 +                schema.commit();
   1.716 +            } catch( TxwException e ) {
   1.717 +                logger.log(Level.INFO,e.getMessage(),e);
   1.718 +                throw new IOException(e.getMessage());
   1.719 +            }
   1.720 +        }
   1.721 +
   1.722 +        /**
   1.723 +         * Writes a type attribute (if the referenced type is a global type)
   1.724 +         * or writes out the definition of the anonymous type in place (if the referenced
   1.725 +         * type is not a global type.)
   1.726 +         *
   1.727 +         * Also provides processing for ID/IDREF, MTOM @xmime, and swa:ref
   1.728 +         *
   1.729 +         * ComplexTypeHost and SimpleTypeHost don't share an api for creating
   1.730 +         * and attribute in a type-safe way, so we will compromise for now and
   1.731 +         * use _attribute().
   1.732 +         */
   1.733 +        private void writeTypeRef(TypeHost th, NonElementRef<T, C> typeRef, String refAttName) {
   1.734 +            // ID / IDREF handling
   1.735 +            switch(typeRef.getSource().id()) {
   1.736 +            case ID:
   1.737 +                th._attribute(refAttName, new QName(WellKnownNamespace.XML_SCHEMA, "ID"));
   1.738 +                return;
   1.739 +            case IDREF:
   1.740 +                th._attribute(refAttName, new QName(WellKnownNamespace.XML_SCHEMA, "IDREF"));
   1.741 +                return;
   1.742 +            case NONE:
   1.743 +                // no ID/IDREF, so continue on and generate the type
   1.744 +                break;
   1.745 +            default:
   1.746 +                throw new IllegalStateException();
   1.747 +            }
   1.748 +
   1.749 +            // MTOM handling
   1.750 +            MimeType mimeType = typeRef.getSource().getExpectedMimeType();
   1.751 +            if( mimeType != null ) {
   1.752 +                th._attribute(new QName(WellKnownNamespace.XML_MIME_URI, "expectedContentTypes", "xmime"), mimeType.toString());
   1.753 +            }
   1.754 +
   1.755 +            // ref:swaRef handling
   1.756 +            if(generateSwaRefAdapter(typeRef)) {
   1.757 +                th._attribute(refAttName, new QName(WellKnownNamespace.SWA_URI, "swaRef", "ref"));
   1.758 +                return;
   1.759 +            }
   1.760 +
   1.761 +            // type name override
   1.762 +            if(typeRef.getSource().getSchemaType()!=null) {
   1.763 +                th._attribute(refAttName,typeRef.getSource().getSchemaType());
   1.764 +                return;
   1.765 +            }
   1.766 +
   1.767 +            // normal type generation
   1.768 +            writeTypeRef(th, typeRef.getTarget(), refAttName);
   1.769 +        }
   1.770 +
   1.771 +        /**
   1.772 +         * Writes a type attribute (if the referenced type is a global type)
   1.773 +         * or writes out the definition of the anonymous type in place (if the referenced
   1.774 +         * type is not a global type.)
   1.775 +         *
   1.776 +         * @param th
   1.777 +         *      the TXW interface to which the attribute will be written.
   1.778 +         * @param type
   1.779 +         *      type to be referenced.
   1.780 +         * @param refAttName
   1.781 +         *      The name of the attribute used when referencing a type by QName.
   1.782 +         */
   1.783 +        private void writeTypeRef(TypeHost th, NonElement<T,C> type, String refAttName) {
   1.784 +            Element e = null;
   1.785 +            if (type instanceof MaybeElement) {
   1.786 +                MaybeElement me = (MaybeElement)type;
   1.787 +                boolean isElement = me.isElement();
   1.788 +                if (isElement) e = me.asElement();
   1.789 +            }
   1.790 +            if (type instanceof Element) {
   1.791 +                e = (Element)type;
   1.792 +            }
   1.793 +            if (type.getTypeName()==null) {
   1.794 +                if ((e != null) && (e.getElementName() != null)) {
   1.795 +                    th.block(); // so that the caller may write other attributes
   1.796 +                    if(type instanceof ClassInfo) {
   1.797 +                        writeClass( (ClassInfo<T,C>)type, th );
   1.798 +                    } else {
   1.799 +                        writeEnum( (EnumLeafInfo<T,C>)type, (SimpleTypeHost)th);
   1.800 +                    }
   1.801 +                } else {
   1.802 +                    // anonymous
   1.803 +                    th.block(); // so that the caller may write other attributes
   1.804 +                    if(type instanceof ClassInfo) {
   1.805 +                        if(collisionChecker.push((ClassInfo<T,C>)type)) {
   1.806 +                            errorListener.warning(new SAXParseException(
   1.807 +                                Messages.ANONYMOUS_TYPE_CYCLE.format(collisionChecker.getCycleString()),
   1.808 +                                null
   1.809 +                            ));
   1.810 +                        } else {
   1.811 +                            writeClass( (ClassInfo<T,C>)type, th );
   1.812 +                        }
   1.813 +                        collisionChecker.pop();
   1.814 +                    } else {
   1.815 +                        writeEnum( (EnumLeafInfo<T,C>)type, (SimpleTypeHost)th);
   1.816 +                    }
   1.817 +                }
   1.818 +            } else {
   1.819 +                th._attribute(refAttName,type.getTypeName());
   1.820 +            }
   1.821 +        }
   1.822 +
   1.823 +        /**
   1.824 +         * writes the schema definition for the given array class
   1.825 +         */
   1.826 +        private void writeArray(ArrayInfo<T, C> a, Schema schema) {
   1.827 +            ComplexType ct = schema.complexType().name(a.getTypeName().getLocalPart());
   1.828 +            ct._final("#all");
   1.829 +            LocalElement le = ct.sequence().element().name("item");
   1.830 +            le.type(a.getItemType().getTypeName());
   1.831 +            le.minOccurs(0).maxOccurs("unbounded");
   1.832 +            le.nillable(true);
   1.833 +            ct.commit();
   1.834 +        }
   1.835 +
   1.836 +        /**
   1.837 +         * writes the schema definition for the specified type-safe enum in the given TypeHost
   1.838 +         */
   1.839 +        private void writeEnum(EnumLeafInfo<T, C> e, SimpleTypeHost th) {
   1.840 +            SimpleType st = th.simpleType();
   1.841 +            writeName(e,st);
   1.842 +
   1.843 +            SimpleRestrictionModel base = st.restriction();
   1.844 +            writeTypeRef(base, e.getBaseType(), "base");
   1.845 +
   1.846 +            for (EnumConstant c : e.getConstants()) {
   1.847 +                base.enumeration().value(c.getLexicalValue());
   1.848 +            }
   1.849 +            st.commit();
   1.850 +        }
   1.851 +
   1.852 +        /**
   1.853 +         * Writes the schema definition for the specified class to the schema writer.
   1.854 +         *
   1.855 +         * @param c the class info
   1.856 +         * @param parent the writer of the parent element into which the type will be defined
   1.857 +         */
   1.858 +        private void writeClass(ClassInfo<T,C> c, TypeHost parent) {
   1.859 +            // special handling for value properties
   1.860 +            if (containsValueProp(c)) {
   1.861 +                if (c.getProperties().size() == 1) {
   1.862 +                    // [RESULT 2 - simpleType if the value prop is the only prop]
   1.863 +                    //
   1.864 +                    // <simpleType name="foo">
   1.865 +                    //   <xs:restriction base="xs:int"/>
   1.866 +                    // </>
   1.867 +                    ValuePropertyInfo<T,C> vp = (ValuePropertyInfo<T,C>)c.getProperties().get(0);
   1.868 +                    SimpleType st = ((SimpleTypeHost)parent).simpleType();
   1.869 +                    writeName(c, st);
   1.870 +                    if(vp.isCollection()) {
   1.871 +                        writeTypeRef(st.list(),vp.getTarget(),"itemType");
   1.872 +                    } else {
   1.873 +                        writeTypeRef(st.restriction(),vp.getTarget(),"base");
   1.874 +                    }
   1.875 +                    return;
   1.876 +                } else {
   1.877 +                    // [RESULT 1 - complexType with simpleContent]
   1.878 +                    //
   1.879 +                    // <complexType name="foo">
   1.880 +                    //   <simpleContent>
   1.881 +                    //     <extension base="xs:int"/>
   1.882 +                    //       <attribute name="b" type="xs:boolean"/>
   1.883 +                    //     </>
   1.884 +                    //   </>
   1.885 +                    // </>
   1.886 +                    // ...
   1.887 +                    //   <element name="f" type="foo"/>
   1.888 +                    // ...
   1.889 +                    ComplexType ct = ((ComplexTypeHost)parent).complexType();
   1.890 +                    writeName(c,ct);
   1.891 +                    if(c.isFinal())
   1.892 +                        ct._final("extension restriction");
   1.893 +
   1.894 +                    SimpleExtension se = ct.simpleContent().extension();
   1.895 +                    se.block(); // because we might have attribute before value
   1.896 +                    for (PropertyInfo<T,C> p : c.getProperties()) {
   1.897 +                        switch (p.kind()) {
   1.898 +                        case ATTRIBUTE:
   1.899 +                            handleAttributeProp((AttributePropertyInfo<T,C>)p,se);
   1.900 +                            break;
   1.901 +                        case VALUE:
   1.902 +                            TODO.checkSpec("what if vp.isCollection() == true?");
   1.903 +                            ValuePropertyInfo vp = (ValuePropertyInfo) p;
   1.904 +                            se.base(vp.getTarget().getTypeName());
   1.905 +                            break;
   1.906 +                        case ELEMENT:   // error
   1.907 +                        case REFERENCE: // error
   1.908 +                        default:
   1.909 +                            assert false;
   1.910 +                            throw new IllegalStateException();
   1.911 +                        }
   1.912 +                    }
   1.913 +                    se.commit();
   1.914 +                }
   1.915 +                TODO.schemaGenerator("figure out what to do if bc != null");
   1.916 +                TODO.checkSpec("handle sec 8.9.5.2, bullet #4");
   1.917 +                // Java types containing value props can only contain properties of type
   1.918 +                // ValuePropertyinfo and AttributePropertyInfo which have just been handled,
   1.919 +                // so return.
   1.920 +                return;
   1.921 +            }
   1.922 +
   1.923 +            // we didn't fall into the special case for value props, so we
   1.924 +            // need to initialize the ct.
   1.925 +            // generate the complexType
   1.926 +            ComplexType ct = ((ComplexTypeHost)parent).complexType();
   1.927 +            writeName(c,ct);
   1.928 +            if(c.isFinal())
   1.929 +                ct._final("extension restriction");
   1.930 +            if(c.isAbstract())
   1.931 +                ct._abstract(true);
   1.932 +
   1.933 +            // these are where we write content model and attributes
   1.934 +            AttrDecls contentModel = ct;
   1.935 +            TypeDefParticle contentModelOwner = ct;
   1.936 +
   1.937 +            // if there is a base class, we need to generate an extension in the schema
   1.938 +            final ClassInfo<T,C> bc = c.getBaseClass();
   1.939 +            if (bc != null) {
   1.940 +                if(bc.hasValueProperty()) {
   1.941 +                    // extending complex type with simple content
   1.942 +                    SimpleExtension se = ct.simpleContent().extension();
   1.943 +                    contentModel = se;
   1.944 +                    contentModelOwner = null;
   1.945 +                    se.base(bc.getTypeName());
   1.946 +                } else {
   1.947 +                    ComplexExtension ce = ct.complexContent().extension();
   1.948 +                    contentModel = ce;
   1.949 +                    contentModelOwner = ce;
   1.950 +
   1.951 +                    ce.base(bc.getTypeName());
   1.952 +                    // TODO: what if the base type is anonymous?
   1.953 +                }
   1.954 +            }
   1.955 +
   1.956 +            if(contentModelOwner!=null) {
   1.957 +                // build the tree that represents the explicit content model from iterate over the properties
   1.958 +                ArrayList<Tree> children = new ArrayList<Tree>();
   1.959 +                for (PropertyInfo<T,C> p : c.getProperties()) {
   1.960 +                    // handling for <complexType @mixed='true' ...>
   1.961 +                    if(p instanceof ReferencePropertyInfo && ((ReferencePropertyInfo)p).isMixed()) {
   1.962 +                        ct.mixed(true);
   1.963 +                    }
   1.964 +                    Tree t = buildPropertyContentModel(p);
   1.965 +                    if(t!=null)
   1.966 +                        children.add(t);
   1.967 +                }
   1.968 +
   1.969 +                Tree top = Tree.makeGroup( c.isOrdered() ? GroupKind.SEQUENCE : GroupKind.ALL, children);
   1.970 +
   1.971 +                // write the content model
   1.972 +                top.write(contentModelOwner);
   1.973 +            }
   1.974 +
   1.975 +            // then attributes
   1.976 +            for (PropertyInfo<T,C> p : c.getProperties()) {
   1.977 +                if (p instanceof AttributePropertyInfo) {
   1.978 +                    handleAttributeProp((AttributePropertyInfo<T,C>)p, contentModel);
   1.979 +                }
   1.980 +            }
   1.981 +            if( c.hasAttributeWildcard()) {
   1.982 +                contentModel.anyAttribute().namespace("##other").processContents("skip");
   1.983 +            }
   1.984 +            ct.commit();
   1.985 +        }
   1.986 +
   1.987 +        /**
   1.988 +         * Writes the name attribute if it's named.
   1.989 +         */
   1.990 +        private void writeName(NonElement<T,C> c, TypedXmlWriter xw) {
   1.991 +            QName tn = c.getTypeName();
   1.992 +            if(tn!=null)
   1.993 +                xw._attribute("name",tn.getLocalPart());  // named
   1.994 +        }
   1.995 +
   1.996 +        private boolean containsValueProp(ClassInfo<T, C> c) {
   1.997 +            for (PropertyInfo p : c.getProperties()) {
   1.998 +                if (p instanceof ValuePropertyInfo) return true;
   1.999 +            }
  1.1000 +            return false;
  1.1001 +        }
  1.1002 +
  1.1003 +        /**
  1.1004 +         * Builds content model writer for the specified property.
  1.1005 +         */
  1.1006 +        private Tree buildPropertyContentModel(PropertyInfo<T,C> p) {
  1.1007 +            switch(p.kind()) {
  1.1008 +            case ELEMENT:
  1.1009 +                return handleElementProp((ElementPropertyInfo<T,C>)p);
  1.1010 +            case ATTRIBUTE:
  1.1011 +                // attribuets are handled later
  1.1012 +                return null;
  1.1013 +            case REFERENCE:
  1.1014 +                return handleReferenceProp((ReferencePropertyInfo<T,C>)p);
  1.1015 +            case MAP:
  1.1016 +                return handleMapProp((MapPropertyInfo<T,C>)p);
  1.1017 +            case VALUE:
  1.1018 +                // value props handled above in writeClass()
  1.1019 +                assert false;
  1.1020 +                throw new IllegalStateException();
  1.1021 +            default:
  1.1022 +                assert false;
  1.1023 +                throw new IllegalStateException();
  1.1024 +            }
  1.1025 +        }
  1.1026 +
  1.1027 +        /**
  1.1028 +         * Generate the proper schema fragment for the given element property into the
  1.1029 +         * specified schema compositor.
  1.1030 +         *
  1.1031 +         * The element property may or may not represent a collection and it may or may
  1.1032 +         * not be wrapped.
  1.1033 +         *
  1.1034 +         * @param ep the element property
  1.1035 +         */
  1.1036 +        private Tree handleElementProp(final ElementPropertyInfo<T,C> ep) {
  1.1037 +            if (ep.isValueList()) {
  1.1038 +                return new Tree.Term() {
  1.1039 +                    protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
  1.1040 +                        TypeRef<T,C> t = ep.getTypes().get(0);
  1.1041 +                        LocalElement e = parent.element();
  1.1042 +                        e.block(); // we will write occurs later
  1.1043 +                        QName tn = t.getTagName();
  1.1044 +                        e.name(tn.getLocalPart());
  1.1045 +                        List lst = e.simpleType().list();
  1.1046 +                        writeTypeRef(lst,t, "itemType");
  1.1047 +                        elementFormDefault.writeForm(e,tn);
  1.1048 +                        writeOccurs(e,isOptional||!ep.isRequired(),repeated);
  1.1049 +                    }
  1.1050 +                };
  1.1051 +            }
  1.1052 +
  1.1053 +            ArrayList<Tree> children = new ArrayList<Tree>();
  1.1054 +            for (final TypeRef<T,C> t : ep.getTypes()) {
  1.1055 +                children.add(new Tree.Term() {
  1.1056 +                    protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
  1.1057 +                        LocalElement e = parent.element();
  1.1058 +
  1.1059 +                        QName tn = t.getTagName();
  1.1060 +
  1.1061 +                        PropertyInfo propInfo = t.getSource();
  1.1062 +                        TypeInfo parentInfo = (propInfo == null) ? null : propInfo.parent();
  1.1063 +
  1.1064 +                        if (canBeDirectElementRef(t, tn, parentInfo)) {
  1.1065 +                            if ((!t.getTarget().isSimpleType()) && (t.getTarget() instanceof ClassInfo) && collisionChecker.findDuplicate((ClassInfo<T, C>) t.getTarget())) {
  1.1066 +                                e.ref(new QName(uri, tn.getLocalPart()));
  1.1067 +                            } else {
  1.1068 +
  1.1069 +                                QName elemName = null;
  1.1070 +                                if (t.getTarget() instanceof Element) {
  1.1071 +                                    Element te = (Element) t.getTarget();
  1.1072 +                                    elemName = te.getElementName();
  1.1073 +                                }
  1.1074 +
  1.1075 +                                Collection<TypeInfo> refs = propInfo.ref();
  1.1076 +                                TypeInfo ti;
  1.1077 +                                if ((refs != null) && (!refs.isEmpty()) && (elemName != null)
  1.1078 +                                        && ((ti = refs.iterator().next()) == null || ti instanceof ClassInfoImpl)) {
  1.1079 +                                    ClassInfoImpl cImpl = (ClassInfoImpl)ti;
  1.1080 +                                    if ((cImpl != null) && (cImpl.getElementName() != null)) {
  1.1081 +                                        e.ref(new QName(cImpl.getElementName().getNamespaceURI(), tn.getLocalPart()));
  1.1082 +                                    } else {
  1.1083 +                                        e.ref(new QName("", tn.getLocalPart()));
  1.1084 +                                    }
  1.1085 +                                } else {
  1.1086 +                                    e.ref(tn);
  1.1087 +                                }
  1.1088 +                            }
  1.1089 +                        } else {
  1.1090 +                            e.name(tn.getLocalPart());
  1.1091 +                            writeTypeRef(e,t, "type");
  1.1092 +                            elementFormDefault.writeForm(e,tn);
  1.1093 +                        }
  1.1094 +
  1.1095 +                        if (t.isNillable()) {
  1.1096 +                            e.nillable(true);
  1.1097 +                        }
  1.1098 +                        if(t.getDefaultValue()!=null)
  1.1099 +                            e._default(t.getDefaultValue());
  1.1100 +                        writeOccurs(e,isOptional,repeated);
  1.1101 +                    }
  1.1102 +                });
  1.1103 +            }
  1.1104 +
  1.1105 +            final Tree choice = Tree.makeGroup(GroupKind.CHOICE, children)
  1.1106 +                    .makeOptional(!ep.isRequired())
  1.1107 +                    .makeRepeated(ep.isCollection()); // see Spec table 8-13
  1.1108 +
  1.1109 +
  1.1110 +            final QName ename = ep.getXmlName();
  1.1111 +            if (ename != null) { // wrapped collection
  1.1112 +                return new Tree.Term() {
  1.1113 +                    protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
  1.1114 +                        LocalElement e = parent.element();
  1.1115 +                        if(ename.getNamespaceURI().length()>0) {
  1.1116 +                            if (!ename.getNamespaceURI().equals(uri)) {
  1.1117 +                                // TODO: we need to generate the corresponding element declaration for this
  1.1118 +                                // table 8-25: Property/field element wrapper with ref attribute
  1.1119 +                                e.ref(new QName(ename.getNamespaceURI(), ename.getLocalPart()));
  1.1120 +                                return;
  1.1121 +                            }
  1.1122 +                        }
  1.1123 +                        e.name(ename.getLocalPart());
  1.1124 +                        elementFormDefault.writeForm(e,ename);
  1.1125 +
  1.1126 +                        if(ep.isCollectionNillable()) {
  1.1127 +                            e.nillable(true);
  1.1128 +                        }
  1.1129 +                        writeOccurs(e,!ep.isCollectionRequired(),repeated);
  1.1130 +
  1.1131 +                        ComplexType p = e.complexType();
  1.1132 +                        choice.write(p);
  1.1133 +                    }
  1.1134 +                };
  1.1135 +            } else {// non-wrapped
  1.1136 +                return choice;
  1.1137 +            }
  1.1138 +        }
  1.1139 +
  1.1140 +        /**
  1.1141 +         * Checks if we can collapse
  1.1142 +         * &lt;element name='foo' type='t' /> to &lt;element ref='foo' />.
  1.1143 +         *
  1.1144 +         * This is possible if we already have such declaration to begin with.
  1.1145 +         */
  1.1146 +        private boolean canBeDirectElementRef(TypeRef<T, C> t, QName tn, TypeInfo parentInfo) {
  1.1147 +            Element te = null;
  1.1148 +            ClassInfo ci = null;
  1.1149 +            QName targetTagName = null;
  1.1150 +
  1.1151 +            if(t.isNillable() || t.getDefaultValue()!=null) {
  1.1152 +                // can't put those attributes on <element ref>
  1.1153 +                return false;
  1.1154 +            }
  1.1155 +
  1.1156 +            if (t.getTarget() instanceof Element) {
  1.1157 +                te = (Element) t.getTarget();
  1.1158 +                targetTagName = te.getElementName();
  1.1159 +                if (te instanceof ClassInfo) {
  1.1160 +                    ci = (ClassInfo)te;
  1.1161 +                }
  1.1162 +            }
  1.1163 +
  1.1164 +            String nsUri = tn.getNamespaceURI();
  1.1165 +            if ((!nsUri.equals(uri) && nsUri.length()>0) && (!((parentInfo instanceof ClassInfo) && (((ClassInfo)parentInfo).getTypeName() == null)))) {
  1.1166 +                return true;
  1.1167 +            }
  1.1168 +
  1.1169 +            if ((ci != null) && ((targetTagName != null) && (te.getScope() == null) && (targetTagName.getNamespaceURI() == null))) {
  1.1170 +                if (targetTagName.equals(tn)) {
  1.1171 +                    return true;
  1.1172 +                }
  1.1173 +            }
  1.1174 +
  1.1175 +            // we have the precise element defined already
  1.1176 +            if (te != null) { // it is instanceof Element
  1.1177 +                return targetTagName!=null && targetTagName.equals(tn);
  1.1178 +            }
  1.1179 +
  1.1180 +            return false;
  1.1181 +        }
  1.1182 +
  1.1183 +
  1.1184 +        /**
  1.1185 +         * Generate an attribute for the specified property on the specified complexType
  1.1186 +         *
  1.1187 +         * @param ap the attribute
  1.1188 +         * @param attr the schema definition to which the attribute will be added
  1.1189 +         */
  1.1190 +        private void handleAttributeProp(AttributePropertyInfo<T,C> ap, AttrDecls attr) {
  1.1191 +            // attr is either a top-level ComplexType or a ComplexExtension
  1.1192 +            //
  1.1193 +            // [RESULT]
  1.1194 +            //
  1.1195 +            // <complexType ...>
  1.1196 +            //   <...>...</>
  1.1197 +            //   <attribute name="foo" type="xs:int"/>
  1.1198 +            // </>
  1.1199 +            //
  1.1200 +            // or
  1.1201 +            //
  1.1202 +            // <complexType ...>
  1.1203 +            //   <complexContent>
  1.1204 +            //     <extension ...>
  1.1205 +            //       <...>...</>
  1.1206 +            //     </>
  1.1207 +            //   </>
  1.1208 +            //   <attribute name="foo" type="xs:int"/>
  1.1209 +            // </>
  1.1210 +            //
  1.1211 +            // or it could also be an in-lined type (attr ref)
  1.1212 +            //
  1.1213 +            LocalAttribute localAttribute = attr.attribute();
  1.1214 +
  1.1215 +            final String attrURI = ap.getXmlName().getNamespaceURI();
  1.1216 +            if (attrURI.equals("") /*|| attrURI.equals(uri) --- those are generated as global attributes anyway, so use them.*/) {
  1.1217 +                localAttribute.name(ap.getXmlName().getLocalPart());
  1.1218 +
  1.1219 +                writeAttributeTypeRef(ap, localAttribute);
  1.1220 +
  1.1221 +                attributeFormDefault.writeForm(localAttribute,ap.getXmlName());
  1.1222 +            } else { // generate an attr ref
  1.1223 +                localAttribute.ref(ap.getXmlName());
  1.1224 +            }
  1.1225 +
  1.1226 +            if(ap.isRequired()) {
  1.1227 +                // TODO: not type safe
  1.1228 +                localAttribute.use("required");
  1.1229 +            }
  1.1230 +        }
  1.1231 +
  1.1232 +        private void writeAttributeTypeRef(AttributePropertyInfo<T,C> ap, AttributeType a) {
  1.1233 +            if( ap.isCollection() )
  1.1234 +                writeTypeRef(a.simpleType().list(), ap, "itemType");
  1.1235 +            else
  1.1236 +                writeTypeRef(a, ap, "type");
  1.1237 +        }
  1.1238 +
  1.1239 +        /**
  1.1240 +         * Generate the proper schema fragment for the given reference property into the
  1.1241 +         * specified schema compositor.
  1.1242 +         *
  1.1243 +         * The reference property may or may not refer to a collection and it may or may
  1.1244 +         * not be wrapped.
  1.1245 +         */
  1.1246 +        private Tree handleReferenceProp(final ReferencePropertyInfo<T, C> rp) {
  1.1247 +            // fill in content model
  1.1248 +            ArrayList<Tree> children = new ArrayList<Tree>();
  1.1249 +
  1.1250 +            for (final Element<T,C> e : rp.getElements()) {
  1.1251 +                children.add(new Tree.Term() {
  1.1252 +                    protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
  1.1253 +                        LocalElement eref = parent.element();
  1.1254 +
  1.1255 +                        boolean local=false;
  1.1256 +
  1.1257 +                        QName en = e.getElementName();
  1.1258 +                        if(e.getScope()!=null) {
  1.1259 +                            // scoped. needs to be inlined
  1.1260 +                            boolean qualified = en.getNamespaceURI().equals(uri);
  1.1261 +                            boolean unqualified = en.getNamespaceURI().equals("");
  1.1262 +                            if(qualified || unqualified) {
  1.1263 +                                // can be inlined indeed
  1.1264 +
  1.1265 +                                // write form="..." if necessary
  1.1266 +                                if(unqualified) {
  1.1267 +                                    if(elementFormDefault.isEffectivelyQualified)
  1.1268 +                                        eref.form("unqualified");
  1.1269 +                                } else {
  1.1270 +                                    if(!elementFormDefault.isEffectivelyQualified)
  1.1271 +                                        eref.form("qualified");
  1.1272 +                                }
  1.1273 +
  1.1274 +                                local = true;
  1.1275 +                                eref.name(en.getLocalPart());
  1.1276 +
  1.1277 +                                // write out type reference
  1.1278 +                                if(e instanceof ClassInfo) {
  1.1279 +                                    writeTypeRef(eref,(ClassInfo<T,C>)e,"type");
  1.1280 +                                } else {
  1.1281 +                                    writeTypeRef(eref,((ElementInfo<T,C>)e).getContentType(),"type");
  1.1282 +                                }
  1.1283 +                            }
  1.1284 +                        }
  1.1285 +                        if(!local)
  1.1286 +                            eref.ref(en);
  1.1287 +                        writeOccurs(eref,isOptional,repeated);
  1.1288 +                    }
  1.1289 +                });
  1.1290 +            }
  1.1291 +
  1.1292 +            final WildcardMode wc = rp.getWildcard();
  1.1293 +            if( wc != null ) {
  1.1294 +                children.add(new Tree.Term() {
  1.1295 +                    protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
  1.1296 +                        Any any = parent.any();
  1.1297 +                        final String pcmode = getProcessContentsModeName(wc);
  1.1298 +                        if( pcmode != null ) any.processContents(pcmode);
  1.1299 +                        any.namespace("##other");
  1.1300 +                        writeOccurs(any,isOptional,repeated);
  1.1301 +                    }
  1.1302 +                });
  1.1303 +            }
  1.1304 +
  1.1305 +
  1.1306 +            final Tree choice = Tree.makeGroup(GroupKind.CHOICE, children).makeRepeated(rp.isCollection()).makeOptional(!rp.isRequired());
  1.1307 +
  1.1308 +            final QName ename = rp.getXmlName();
  1.1309 +
  1.1310 +            if (ename != null) { // wrapped
  1.1311 +                return new Tree.Term() {
  1.1312 +                    protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
  1.1313 +                        LocalElement e = parent.element().name(ename.getLocalPart());
  1.1314 +                        elementFormDefault.writeForm(e,ename);
  1.1315 +                        if(rp.isCollectionNillable())
  1.1316 +                            e.nillable(true);
  1.1317 +                        writeOccurs(e,true,repeated);
  1.1318 +
  1.1319 +                        ComplexType p = e.complexType();
  1.1320 +                        choice.write(p);
  1.1321 +                    }
  1.1322 +                };
  1.1323 +            } else { // unwrapped
  1.1324 +                return choice;
  1.1325 +            }
  1.1326 +        }
  1.1327 +
  1.1328 +        /**
  1.1329 +         * Generate the proper schema fragment for the given map property into the
  1.1330 +         * specified schema compositor.
  1.1331 +         *
  1.1332 +         * @param mp the map property
  1.1333 +         */
  1.1334 +        private Tree handleMapProp(final MapPropertyInfo<T,C> mp) {
  1.1335 +            return new Tree.Term() {
  1.1336 +                protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
  1.1337 +                    QName ename = mp.getXmlName();
  1.1338 +
  1.1339 +                    LocalElement e = parent.element();
  1.1340 +                    elementFormDefault.writeForm(e,ename);
  1.1341 +                    if(mp.isCollectionNillable())
  1.1342 +                        e.nillable(true);
  1.1343 +
  1.1344 +                    e = e.name(ename.getLocalPart());
  1.1345 +                    writeOccurs(e,isOptional,repeated);
  1.1346 +                    ComplexType p = e.complexType();
  1.1347 +
  1.1348 +                    // TODO: entry, key, and value are always unqualified. that needs to be fixed, too.
  1.1349 +                    // TODO: we need to generate the corresponding element declaration, if they are qualified
  1.1350 +                    e = p.sequence().element();
  1.1351 +                    e.name("entry").minOccurs(0).maxOccurs("unbounded");
  1.1352 +
  1.1353 +                    ExplicitGroup seq = e.complexType().sequence();
  1.1354 +                    writeKeyOrValue(seq, "key", mp.getKeyType());
  1.1355 +                    writeKeyOrValue(seq, "value", mp.getValueType());
  1.1356 +                }
  1.1357 +            };
  1.1358 +        }
  1.1359 +
  1.1360 +        private void writeKeyOrValue(ExplicitGroup seq, String tagName, NonElement<T, C> typeRef) {
  1.1361 +            LocalElement key = seq.element().name(tagName);
  1.1362 +            key.minOccurs(0);
  1.1363 +            writeTypeRef(key, typeRef, "type");
  1.1364 +        }
  1.1365 +
  1.1366 +        public void addGlobalAttribute(AttributePropertyInfo<T,C> ap) {
  1.1367 +            attributeDecls.put( ap.getXmlName().getLocalPart(), ap );
  1.1368 +            addDependencyTo(ap.getTarget().getTypeName());
  1.1369 +        }
  1.1370 +
  1.1371 +        public void addGlobalElement(TypeRef<T,C> tref) {
  1.1372 +            elementDecls.put( tref.getTagName().getLocalPart(), new ElementWithType(false,tref.getTarget()) );
  1.1373 +            addDependencyTo(tref.getTarget().getTypeName());
  1.1374 +        }
  1.1375 +
  1.1376 +        @Override
  1.1377 +        public String toString() {
  1.1378 +            StringBuilder buf = new StringBuilder();
  1.1379 +            buf.append("[classes=").append(classes);
  1.1380 +            buf.append(",elementDecls=").append(elementDecls);
  1.1381 +            buf.append(",enums=").append(enums);
  1.1382 +            buf.append("]");
  1.1383 +            return super.toString();
  1.1384 +        }
  1.1385 +
  1.1386 +        /**
  1.1387 +         * Represents a global element declaration to be written.
  1.1388 +         *
  1.1389 +         * <p>
  1.1390 +         * Because multiple properties can name the same global element even if
  1.1391 +         * they have different Java type, the schema generator first needs to
  1.1392 +         * walk through the model and decide what to generate for the given
  1.1393 +         * element declaration.
  1.1394 +         *
  1.1395 +         * <p>
  1.1396 +         * This class represents what will be written, and its {@link #equals(Object)}
  1.1397 +         * method is implemented in such a way that two identical declarations
  1.1398 +         * are considered as the same.
  1.1399 +         */
  1.1400 +        abstract class ElementDeclaration {
  1.1401 +            /**
  1.1402 +             * Returns true if two {@link ElementDeclaration}s are representing
  1.1403 +             * the same schema fragment.
  1.1404 +             */
  1.1405 +            @Override
  1.1406 +            public abstract boolean equals(Object o);
  1.1407 +            @Override
  1.1408 +            public abstract int hashCode();
  1.1409 +
  1.1410 +            /**
  1.1411 +             * Generates the declaration.
  1.1412 +             */
  1.1413 +            public abstract void writeTo(String localName, Schema schema);
  1.1414 +        }
  1.1415 +
  1.1416 +        /**
  1.1417 +         * {@link ElementDeclaration} that refers to a {@link NonElement}.
  1.1418 +         */
  1.1419 +        class ElementWithType extends ElementDeclaration {
  1.1420 +            private final boolean nillable;
  1.1421 +            private final NonElement<T,C> type;
  1.1422 +
  1.1423 +            public ElementWithType(boolean nillable,NonElement<T, C> type) {
  1.1424 +                this.type = type;
  1.1425 +                this.nillable = nillable;
  1.1426 +            }
  1.1427 +
  1.1428 +            public void writeTo(String localName, Schema schema) {
  1.1429 +                TopLevelElement e = schema.element().name(localName);
  1.1430 +                if(nillable)
  1.1431 +                    e.nillable(true);
  1.1432 +                if (type != null) {
  1.1433 +                    writeTypeRef(e,type, "type");
  1.1434 +                } else {
  1.1435 +                    e.complexType();    // refer to the nested empty complex type
  1.1436 +                }
  1.1437 +                e.commit();
  1.1438 +            }
  1.1439 +
  1.1440 +            public boolean equals(Object o) {
  1.1441 +                if (this == o) return true;
  1.1442 +                if (o == null || getClass() != o.getClass()) return false;
  1.1443 +
  1.1444 +                final ElementWithType that = (ElementWithType) o;
  1.1445 +                return type.equals(that.type);
  1.1446 +            }
  1.1447 +
  1.1448 +            public int hashCode() {
  1.1449 +                return type.hashCode();
  1.1450 +            }
  1.1451 +        }
  1.1452 +    }
  1.1453 +
  1.1454 +    /**
  1.1455 +     * Examine the specified element ref and determine if a swaRef attribute needs to be generated
  1.1456 +     * @param typeRef
  1.1457 +     */
  1.1458 +    private boolean generateSwaRefAdapter(NonElementRef<T,C> typeRef) {
  1.1459 +        return generateSwaRefAdapter(typeRef.getSource());
  1.1460 +    }
  1.1461 +
  1.1462 +    /**
  1.1463 +     * Examine the specified element ref and determine if a swaRef attribute needs to be generated
  1.1464 +     */
  1.1465 +    private boolean generateSwaRefAdapter(PropertyInfo<T,C> prop) {
  1.1466 +        final Adapter<T,C> adapter = prop.getAdapter();
  1.1467 +        if (adapter == null) return false;
  1.1468 +        final Object o = navigator.asDecl(SwaRefAdapter.class);
  1.1469 +        if (o == null) return false;
  1.1470 +        return (o.equals(adapter.adapterType));
  1.1471 +    }
  1.1472 +
  1.1473 +    /**
  1.1474 +     * Debug information of what's in this {@link XmlSchemaGenerator}.
  1.1475 +     */
  1.1476 +    @Override
  1.1477 +    public String toString() {
  1.1478 +        StringBuilder buf = new StringBuilder();
  1.1479 +        for (Namespace ns : namespaces.values()) {
  1.1480 +            if(buf.length()>0)  buf.append(',');
  1.1481 +            buf.append(ns.uri).append('=').append(ns);
  1.1482 +        }
  1.1483 +        return super.toString()+'['+buf+']';
  1.1484 +    }
  1.1485 +
  1.1486 +    /**
  1.1487 +     * return the string representation of the processContents mode of the
  1.1488 +     * give wildcard, or null if it is the schema default "strict"
  1.1489 +     *
  1.1490 +     */
  1.1491 +    private static String getProcessContentsModeName(WildcardMode wc) {
  1.1492 +        switch(wc) {
  1.1493 +        case LAX:
  1.1494 +        case SKIP:
  1.1495 +            return wc.name().toLowerCase();
  1.1496 +        case STRICT:
  1.1497 +            return null;
  1.1498 +        default:
  1.1499 +            throw new IllegalStateException();
  1.1500 +        }
  1.1501 +    }
  1.1502 +
  1.1503 +
  1.1504 +    /**
  1.1505 +     * Relativizes a URI by using another URI (base URI.)
  1.1506 +     *
  1.1507 +     * <p>
  1.1508 +     * For example, {@code relative("http://www.sun.com/abc/def","http://www.sun.com/pqr/stu") => "../abc/def"}
  1.1509 +     *
  1.1510 +     * <p>
  1.1511 +     * This method only works on hierarchical URI's, not opaque URI's (refer to the
  1.1512 +     * <a href="http://java.sun.com/j2se/1.5.0/docs/api/java/net/URI.html">java.net.URI</a>
  1.1513 +     * javadoc for complete definitions of these terms.
  1.1514 +     *
  1.1515 +     * <p>
  1.1516 +     * This method will not normalize the relative URI.
  1.1517 +     *
  1.1518 +     * @return the relative URI or the original URI if a relative one could not be computed
  1.1519 +     */
  1.1520 +    protected static String relativize(String uri, String baseUri) {
  1.1521 +        try {
  1.1522 +            assert uri!=null;
  1.1523 +
  1.1524 +            if(baseUri==null)   return uri;
  1.1525 +
  1.1526 +            URI theUri = new URI(escapeURI(uri));
  1.1527 +            URI theBaseUri = new URI(escapeURI(baseUri));
  1.1528 +
  1.1529 +            if (theUri.isOpaque() || theBaseUri.isOpaque())
  1.1530 +                return uri;
  1.1531 +
  1.1532 +            if (!equalsIgnoreCase(theUri.getScheme(), theBaseUri.getScheme()) ||
  1.1533 +                    !equal(theUri.getAuthority(), theBaseUri.getAuthority()))
  1.1534 +                return uri;
  1.1535 +
  1.1536 +            String uriPath = theUri.getPath();
  1.1537 +            String basePath = theBaseUri.getPath();
  1.1538 +
  1.1539 +            // normalize base path
  1.1540 +            if (!basePath.endsWith("/")) {
  1.1541 +                basePath = normalizeUriPath(basePath);
  1.1542 +            }
  1.1543 +
  1.1544 +            if( uriPath.equals(basePath))
  1.1545 +                return ".";
  1.1546 +
  1.1547 +            String relPath = calculateRelativePath(uriPath, basePath, fixNull(theUri.getScheme()).equals("file"));
  1.1548 +
  1.1549 +            if (relPath == null)
  1.1550 +                return uri; // recursion found no commonality in the two uris at all
  1.1551 +            StringBuilder relUri = new StringBuilder();
  1.1552 +            relUri.append(relPath);
  1.1553 +            if (theUri.getQuery() != null)
  1.1554 +                relUri.append('?').append(theUri.getQuery());
  1.1555 +            if (theUri.getFragment() != null)
  1.1556 +                relUri.append('#').append(theUri.getFragment());
  1.1557 +
  1.1558 +            return relUri.toString();
  1.1559 +        } catch (URISyntaxException e) {
  1.1560 +            throw new InternalError("Error escaping one of these uris:\n\t"+uri+"\n\t"+baseUri);
  1.1561 +        }
  1.1562 +    }
  1.1563 +
  1.1564 +    private static String fixNull(String s) {
  1.1565 +        if(s==null)     return "";
  1.1566 +        else            return s;
  1.1567 +    }
  1.1568 +
  1.1569 +    private static String calculateRelativePath(String uri, String base, boolean fileUrl) {
  1.1570 +        // if this is a file URL (very likely), and if this is on a case-insensitive file system,
  1.1571 +        // then treat it accordingly.
  1.1572 +        boolean onWindows = File.pathSeparatorChar==';';
  1.1573 +
  1.1574 +        if (base == null) {
  1.1575 +            return null;
  1.1576 +        }
  1.1577 +        if ((fileUrl && onWindows && startsWithIgnoreCase(uri,base)) || uri.startsWith(base)) {
  1.1578 +            return uri.substring(base.length());
  1.1579 +        } else {
  1.1580 +            return "../" + calculateRelativePath(uri, getParentUriPath(base), fileUrl);
  1.1581 +        }
  1.1582 +    }
  1.1583 +
  1.1584 +    private static boolean startsWithIgnoreCase(String s, String t) {
  1.1585 +        return s.toUpperCase().startsWith(t.toUpperCase());
  1.1586 +    }
  1.1587 +
  1.1588 +    /**
  1.1589 +     * JAX-RPC wants the namespaces to be sorted in the reverse order
  1.1590 +     * so that the empty namespace "" comes to the very end. Don't ask me why.
  1.1591 +     */
  1.1592 +    private static final Comparator<String> NAMESPACE_COMPARATOR = new Comparator<String>() {
  1.1593 +        public int compare(String lhs, String rhs) {
  1.1594 +            return -lhs.compareTo(rhs);
  1.1595 +        }
  1.1596 +    };
  1.1597 +
  1.1598 +    private static final String newline = "\n";
  1.1599 +}

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