jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/bind/v2/schemagen/XmlSchemaGenerator.java@bd88174c3095 (annotated)

src/share/jaxws_classes/com/sun/xml/internal/bind/v2/schemagen/XmlSchemaGenerator.java@bd88174c3095 (annotated)

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

Tue, 29 Mar 2016 13:16:00 +0300

author: aefimov
date: Tue, 29 Mar 2016 13:16:00 +0300
changeset 1101: bd88174c3095
parent 384: 8f2986ff0235
child 1288: f4ace6971570
permissions: -rw-r--r--

8073872: Schemagen fails with StackOverflowError if element references containing class
Reviewed-by: lancea

 /*
  * Copyright (c) 1997, 2016, 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.bind.v2.schemagen;
 import java.io.IOException;
 import java.io.OutputStream;
 import java.io.Writer;
 import java.io.File;
 import java.net.URI;
 import java.net.URISyntaxException;
 import java.util.Comparator;
 import java.util.HashMap;
 import java.util.LinkedHashSet;
 import java.util.Map;
 import java.util.Set;
 import java.util.TreeMap;
 import java.util.ArrayList;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import javax.activation.MimeType;
 import javax.xml.bind.SchemaOutputResolver;
 import javax.xml.bind.annotation.XmlElement;
 import javax.xml.namespace.QName;
 import javax.xml.transform.Result;
 import javax.xml.transform.stream.StreamResult;
 import com.sun.istack.internal.Nullable;
 import com.sun.istack.internal.NotNull;
 import com.sun.xml.internal.bind.Util;
 import com.sun.xml.internal.bind.api.CompositeStructure;
 import com.sun.xml.internal.bind.api.ErrorListener;
 import com.sun.xml.internal.bind.v2.TODO;
 import com.sun.xml.internal.bind.v2.WellKnownNamespace;
 import com.sun.xml.internal.bind.v2.util.CollisionCheckStack;
 import com.sun.xml.internal.bind.v2.util.StackRecorder;
 import static com.sun.xml.internal.bind.v2.WellKnownNamespace.XML_SCHEMA;
 import com.sun.xml.internal.bind.v2.model.core.Adapter;
 import com.sun.xml.internal.bind.v2.model.core.ArrayInfo;
 import com.sun.xml.internal.bind.v2.model.core.AttributePropertyInfo;
 import com.sun.xml.internal.bind.v2.model.core.ClassInfo;
 import com.sun.xml.internal.bind.v2.model.core.Element;
 import com.sun.xml.internal.bind.v2.model.core.ElementInfo;
 import com.sun.xml.internal.bind.v2.model.core.ElementPropertyInfo;
 import com.sun.xml.internal.bind.v2.model.core.EnumConstant;
 import com.sun.xml.internal.bind.v2.model.core.EnumLeafInfo;
 import com.sun.xml.internal.bind.v2.model.core.MapPropertyInfo;
 import com.sun.xml.internal.bind.v2.model.core.MaybeElement;
 import com.sun.xml.internal.bind.v2.model.core.NonElement;
 import com.sun.xml.internal.bind.v2.model.core.NonElementRef;
 import com.sun.xml.internal.bind.v2.model.core.PropertyInfo;
 import com.sun.xml.internal.bind.v2.model.core.ReferencePropertyInfo;
 import com.sun.xml.internal.bind.v2.model.core.TypeInfo;
 import com.sun.xml.internal.bind.v2.model.core.TypeInfoSet;
 import com.sun.xml.internal.bind.v2.model.core.TypeRef;
 import com.sun.xml.internal.bind.v2.model.core.ValuePropertyInfo;
 import com.sun.xml.internal.bind.v2.model.core.WildcardMode;
 import com.sun.xml.internal.bind.v2.model.impl.ClassInfoImpl;
 import com.sun.xml.internal.bind.v2.model.nav.Navigator;
 import com.sun.xml.internal.bind.v2.runtime.SwaRefAdapter;
 import static com.sun.xml.internal.bind.v2.schemagen.Util.*;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.Any;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.AttrDecls;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.ComplexExtension;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.ComplexType;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.ComplexTypeHost;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.ExplicitGroup;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.Import;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.List;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.LocalAttribute;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.LocalElement;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.Schema;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.SimpleExtension;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.SimpleRestrictionModel;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.SimpleType;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.SimpleTypeHost;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.TopLevelAttribute;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.TopLevelElement;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.TypeHost;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.ContentModelContainer;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.TypeDefParticle;
 import com.sun.xml.internal.bind.v2.schemagen.xmlschema.AttributeType;
 import com.sun.xml.internal.bind.v2.schemagen.episode.Bindings;
 import com.sun.xml.internal.txw2.TXW;
 import com.sun.xml.internal.txw2.TxwException;
 import com.sun.xml.internal.txw2.TypedXmlWriter;
 import com.sun.xml.internal.txw2.output.ResultFactory;
 import com.sun.xml.internal.txw2.output.XmlSerializer;
 import java.util.Collection;
 import java.util.HashSet;
 import org.xml.sax.SAXParseException;
 /**
  * Generates a set of W3C XML Schema documents from a set of Java classes.
  *
  * <p>
  * A client must invoke methods in the following order:
  * <ol>
  *  <li>Create a new {@link XmlSchemaGenerator}
  *  <li>Invoke {@link #add} methods, multiple times if necessary.
  *  <li>Invoke {@link #write}
  *  <li>Discard the {@link XmlSchemaGenerator}.
  * </ol>
  *
  * @author Ryan Shoemaker
  * @author Kohsuke Kawaguchi (kk@kohsuke.org)
  */
 public final class XmlSchemaGenerator<T,C,F,M> {
     private static final Logger logger = Util.getClassLogger();
     /**
      * Java classes to be written, organized by their namespace.
      *
      * <p>
      * We use a {@link TreeMap} here so that the suggested names will
      * be consistent across JVMs.
      *
      * @see SchemaOutputResolver#createOutput(String, String)
      */
     private final Map<String,Namespace> namespaces = new TreeMap<String,Namespace>(NAMESPACE_COMPARATOR);
     /**
      * {@link ErrorListener} to send errors to.
      */
     private ErrorListener errorListener;
     /** model navigator **/
     private Navigator<T,C,F,M> navigator;
     private final TypeInfoSet<T,C,F,M> types;
     /**
      * Representation for xs:string.
      */
     private final NonElement<T,C> stringType;
     /**
      * Represents xs:anyType.
      */
     private final NonElement<T,C> anyType;
     /**
      * Used to detect cycles in anonymous types.
      */
     private final CollisionCheckStack<ClassInfo<T,C>> collisionChecker = new CollisionCheckStack<ClassInfo<T,C>>();
     public XmlSchemaGenerator( Navigator<T,C,F,M> navigator, TypeInfoSet<T,C,F,M> types ) {
         this.navigator = navigator;
         this.types = types;
         this.stringType = types.getTypeInfo(navigator.ref(String.class));
         this.anyType = types.getAnyTypeInfo();
         // populate the object
         for( ClassInfo<T,C> ci : types.beans().values() )
             add(ci);
         for( ElementInfo<T,C> ei1 : types.getElementMappings(null).values() )
             add(ei1);
         for( EnumLeafInfo<T,C> ei : types.enums().values() )
             add(ei);
         for( ArrayInfo<T,C> a : types.arrays().values())
             add(a);
     }
     private Namespace getNamespace(String uri) {
         Namespace n = namespaces.get(uri);
         if(n==null)
             namespaces.put(uri,n=new Namespace(uri));
         return n;
     }
     /**
      * Adds a new class to the list of classes to be written.
      *
      * <p>
      * A {@link ClassInfo} may have two namespaces --- one for the element name
      * and the other for the type name. If they are different, we put the same
      * {@link ClassInfo} to two {@link Namespace}s.
      */
     public void add( ClassInfo<T,C> clazz ) {
         assert clazz!=null;
         String nsUri = null;
         if(clazz.getClazz()==navigator.asDecl(CompositeStructure.class))
             return; // this is a special class we introduced for JAX-WS that we *don't* want in the schema
         if(clazz.isElement()) {
             // put element -> type reference
             nsUri = clazz.getElementName().getNamespaceURI();
             Namespace ns = getNamespace(nsUri);
             ns.classes.add(clazz);
             ns.addDependencyTo(clazz.getTypeName());
             // schedule writing this global element
             add(clazz.getElementName(),false,clazz);
         }
         QName tn = clazz.getTypeName();
         if(tn!=null) {
             nsUri = tn.getNamespaceURI();
         } else {
             // anonymous type
             if(nsUri==null)
                 return;
         }
         Namespace n = getNamespace(nsUri);
         n.classes.add(clazz);
         // search properties for foreign namespace references
         for( PropertyInfo<T,C> p : clazz.getProperties()) {
             n.processForeignNamespaces(p, 1);
             if (p instanceof AttributePropertyInfo) {
                 AttributePropertyInfo<T,C> ap = (AttributePropertyInfo<T,C>) p;
                 String aUri = ap.getXmlName().getNamespaceURI();
                 if(aUri.length()>0) {
                     // global attribute
                     getNamespace(aUri).addGlobalAttribute(ap);
                     n.addDependencyTo(ap.getXmlName());
                 }
             }
             if (p instanceof ElementPropertyInfo) {
                 ElementPropertyInfo<T,C> ep = (ElementPropertyInfo<T,C>) p;
                 for (TypeRef<T,C> tref : ep.getTypes()) {
                     String eUri = tref.getTagName().getNamespaceURI();
                     if(eUri.length()>0 && !eUri.equals(n.uri)) {
                         getNamespace(eUri).addGlobalElement(tref);
                         n.addDependencyTo(tref.getTagName());
                     }
                 }
             }
             if(generateSwaRefAdapter(p))
                 n.useSwaRef = true;
             MimeType mimeType = p.getExpectedMimeType();
             if( mimeType != null ) {
                 n.useMimeNs = true;
             }
         }
         // recurse on baseTypes to make sure that we can refer to them in the schema
         ClassInfo<T,C> bc = clazz.getBaseClass();
         if (bc != null) {
             add(bc);
             n.addDependencyTo(bc.getTypeName());
         }
     }
     /**
      * Adds a new element to the list of elements to be written.
      */
     public void add( ElementInfo<T,C> elem ) {
         assert elem!=null;
         @SuppressWarnings("UnusedAssignment")
         boolean nillable = false; // default value
         QName name = elem.getElementName();
         Namespace n = getNamespace(name.getNamespaceURI());
         ElementInfo ei;
         if (elem.getScope() != null) { // (probably) never happens
             ei = this.types.getElementInfo(elem.getScope().getClazz(), name);
         } else {
             ei = this.types.getElementInfo(null, name);
         }
         XmlElement xmlElem = ei.getProperty().readAnnotation(XmlElement.class);
         if (xmlElem == null) {
             nillable = false;
         } else {
             nillable = xmlElem.nillable();
         }
         n.elementDecls.put(name.getLocalPart(),n.new ElementWithType(nillable, elem.getContentType()));
         // search for foreign namespace references
         n.processForeignNamespaces(elem.getProperty(), 1);
     }
     public void add( EnumLeafInfo<T,C> envm ) {
         assert envm!=null;
         String nsUri = null;
         if(envm.isElement()) {
             // put element -> type reference
             nsUri = envm.getElementName().getNamespaceURI();
             Namespace ns = getNamespace(nsUri);
             ns.enums.add(envm);
             ns.addDependencyTo(envm.getTypeName());
             // schedule writing this global element
             add(envm.getElementName(),false,envm);
         }
         final QName typeName = envm.getTypeName();
         if (typeName != null) {
             nsUri = typeName.getNamespaceURI();
         } else {
             if(nsUri==null)
                 return; // anonymous type
         }
         Namespace n = getNamespace(nsUri);
         n.enums.add(envm);
         // search for foreign namespace references
         n.addDependencyTo(envm.getBaseType().getTypeName());
     }
     public void add( ArrayInfo<T,C> a ) {
         assert a!=null;
         final String namespaceURI = a.getTypeName().getNamespaceURI();
         Namespace n = getNamespace(namespaceURI);
         n.arrays.add(a);
         // search for foreign namespace references
         n.addDependencyTo(a.getItemType().getTypeName());
     }
     /**
      * Adds an additional element declaration.
      *
      * @param tagName
      *      The name of the element declaration to be added.
      * @param type
      *      The type this element refers to.
      *      Can be null, in which case the element refers to an empty anonymous complex type.
      */
     public void add( QName tagName, boolean isNillable, NonElement<T,C> type ) {
         if(type!=null && type.getType()==navigator.ref(CompositeStructure.class))
             return; // this is a special class we introduced for JAX-WS that we *don't* want in the schema
         Namespace n = getNamespace(tagName.getNamespaceURI());
         n.elementDecls.put(tagName.getLocalPart(), n.new ElementWithType(isNillable,type));
         // search for foreign namespace references
         if(type!=null)
             n.addDependencyTo(type.getTypeName());
     }
     /**
      * Writes out the episode file.
      */
     public void writeEpisodeFile(XmlSerializer out) {
         Bindings root = TXW.create(Bindings.class, out);
         if(namespaces.containsKey("")) // otherwise jaxb binding NS should be the default namespace
             root._namespace(WellKnownNamespace.JAXB,"jaxb");
         root.version("2.1");
         // TODO: don't we want to bake in versions?
         // generate listing per schema
         for (Map.Entry<String,Namespace> e : namespaces.entrySet()) {
             Bindings group = root.bindings();
             String prefix;
             String tns = e.getKey();
             if(!tns.equals("")) {
                 group._namespace(tns,"tns");
                 prefix = "tns:";
             } else {
                 prefix = "";
             }
             group.scd("x-schema::"+(tns.equals("")?"":"tns"));
             group.schemaBindings().map(false);
             for (ClassInfo<T,C> ci : e.getValue().classes) {
                 if(ci.getTypeName()==null)  continue;   // local type
                 if(ci.getTypeName().getNamespaceURI().equals(tns)) {
                     Bindings child = group.bindings();
                     child.scd('~'+prefix+ci.getTypeName().getLocalPart());
                     child.klass().ref(ci.getName());
                 }
                 if(ci.isElement() && ci.getElementName().getNamespaceURI().equals(tns)) {
                     Bindings child = group.bindings();
                     child.scd(prefix+ci.getElementName().getLocalPart());
                     child.klass().ref(ci.getName());
                 }
             }
             for (EnumLeafInfo<T,C> en : e.getValue().enums) {
                 if(en.getTypeName()==null)  continue;   // local type
                 Bindings child = group.bindings();
                 child.scd('~'+prefix+en.getTypeName().getLocalPart());
                 child.klass().ref(navigator.getClassName(en.getClazz()));
             }
             group.commit(true);
         }
         root.commit();
     }
     /**
      * Write out the schema documents.
      */
     public void write(SchemaOutputResolver resolver, ErrorListener errorListener) throws IOException {
         if(resolver==null)
             throw new IllegalArgumentException();
         if(logger.isLoggable(Level.FINE)) {
             // debug logging to see what's going on.
             logger.log(Level.FINE,"Writing XML Schema for "+toString(),new StackRecorder());
         }
         // make it fool-proof
         resolver = new FoolProofResolver(resolver);
         this.errorListener = errorListener;
         Map<String, String> schemaLocations = types.getSchemaLocations();
         Map<Namespace,Result> out = new HashMap<Namespace,Result>();
         Map<Namespace,String> systemIds = new HashMap<Namespace,String>();
         // we create a Namespace object for the XML Schema namespace
         // as a side-effect, but we don't want to generate it.
         namespaces.remove(WellKnownNamespace.XML_SCHEMA);
         // first create the outputs for all so that we can resolve references among
         // schema files when we write
         for( Namespace n : namespaces.values() ) {
             String schemaLocation = schemaLocations.get(n.uri);
             if(schemaLocation!=null) {
                 systemIds.put(n,schemaLocation);
             } else {
                 Result output = resolver.createOutput(n.uri,"schema"+(out.size()+1)+".xsd");
                 if(output!=null) {  // null result means no schema for that namespace
                     out.put(n,output);
                     systemIds.put(n,output.getSystemId());
                 }
             }
             //Clear the namespace specific set with already written classes
             n.resetWritten();
         }
         // then write'em all
         for( Map.Entry<Namespace,Result> e : out.entrySet() ) {
             Result result = e.getValue();
             e.getKey().writeTo( result, systemIds );
             if(result instanceof StreamResult) {
                 OutputStream outputStream = ((StreamResult)result).getOutputStream();
                 if(outputStream != null) {
                     outputStream.close(); // fix for bugid: 6291301
                 } else {
                     final Writer writer = ((StreamResult)result).getWriter();
                     if(writer != null) writer.close();
                 }
             }
         }
     }
     /**
      * Schema components are organized per namespace.
      */
     private class Namespace {
         final @NotNull String uri;
         /**
          * Other {@link Namespace}s that this namespace depends on.
          */
         private final Set<Namespace> depends = new LinkedHashSet<Namespace>();
         /**
          * If this schema refers to components from this schema by itself.
          */
         private boolean selfReference;
         /**
          * List of classes in this namespace.
          */
         private final Set<ClassInfo<T,C>> classes = new LinkedHashSet<ClassInfo<T,C>>();
         /**
          * Set of enums in this namespace
          */
         private final Set<EnumLeafInfo<T,C>> enums = new LinkedHashSet<EnumLeafInfo<T,C>>();
         /**
          * Set of arrays in this namespace
          */
         private final Set<ArrayInfo<T,C>> arrays = new LinkedHashSet<ArrayInfo<T,C>>();
         /**
          * Global attribute declarations keyed by their local names.
          */
         private final MultiMap<String,AttributePropertyInfo<T,C>> attributeDecls = new MultiMap<String,AttributePropertyInfo<T,C>>(null);
         /**
          * Global element declarations to be written, keyed by their local names.
          */
         private final MultiMap<String,ElementDeclaration> elementDecls =
                 new MultiMap<String,ElementDeclaration>(new ElementWithType(true,anyType));
         private Form attributeFormDefault;
         private Form elementFormDefault;
         /**
          * Does schema in this namespace uses swaRef? If so, we need to generate import
          * statement.
          */
         private boolean useSwaRef;
         /**
          * Import for mime namespace needs to be generated.
          * See #856
          */
         private boolean useMimeNs;
         /**
          * Container for already processed classes
          */
         private final Set<ClassInfo> written = new HashSet<ClassInfo>();
         public Namespace(String uri) {
             this.uri = uri;
             assert !XmlSchemaGenerator.this.namespaces.containsKey(uri);
             XmlSchemaGenerator.this.namespaces.put(uri,this);
         }
         /**
          * Clear out the set of already processed classes for this namespace
          */
         void resetWritten() {
             written.clear();
         }
         /**
          * Process the given PropertyInfo looking for references to namespaces that
          * are foreign to the given namespace.  Any foreign namespace references
          * found are added to the given namespaces dependency list and an &lt;import>
          * is generated for it.
          *
          * @param p the PropertyInfo
          */
         private void processForeignNamespaces(PropertyInfo<T, C> p, int processingDepth) {
             for (TypeInfo<T, C> t : p.ref()) {
                 if ((t instanceof ClassInfo) && (processingDepth > 0)) {
                     java.util.List<PropertyInfo> l = ((ClassInfo) t).getProperties();
                     for (PropertyInfo subp : l) {
                         processForeignNamespaces(subp, --processingDepth);
                     }
                 }
                 if (t instanceof Element) {
                     addDependencyTo(((Element) t).getElementName());
                 }
                 if (t instanceof NonElement) {
                     addDependencyTo(((NonElement) t).getTypeName());
                 }
             }
         }
         private void addDependencyTo(@Nullable QName qname) {
             // even though the Element interface says getElementName() returns non-null,
             // ClassInfo always implements Element (even if an instance of ClassInfo might not be an Element).
             // so this check is still necessary
             if (qname==null) {
                 return;
             }
             String nsUri = qname.getNamespaceURI();
             if (nsUri.equals(XML_SCHEMA)) {
                 // no need to explicitly refer to XSD namespace
                 return;
             }
             if (nsUri.equals(uri)) {
                 selfReference = true;
                 return;
             }
             // found a type in a foreign namespace, so make sure we generate an import for it
             depends.add(getNamespace(nsUri));
         }
         /**
          * Writes the schema document to the specified result.
          *
          * @param systemIds
          *      System IDs of the other schema documents. "" indicates 'implied'.
          */
         private void writeTo(Result result, Map<Namespace,String> systemIds) throws IOException {
             try {
                 Schema schema = TXW.create(Schema.class,ResultFactory.createSerializer(result));
                 // additional namespace declarations to be made.
                 Map<String, String> xmlNs = types.getXmlNs(uri);
                 for (Map.Entry<String, String> e : xmlNs.entrySet()) {
                     schema._namespace(e.getValue(),e.getKey());
                 }
                 if(useSwaRef)
                     schema._namespace(WellKnownNamespace.SWA_URI,"swaRef");
                 if(useMimeNs)
                     schema._namespace(WellKnownNamespace.XML_MIME_URI,"xmime");
                 attributeFormDefault = Form.get(types.getAttributeFormDefault(uri));
                 attributeFormDefault.declare("attributeFormDefault",schema);
                 elementFormDefault = Form.get(types.getElementFormDefault(uri));
                 // TODO: if elementFormDefault is UNSET, figure out the right default value to use
                 elementFormDefault.declare("elementFormDefault",schema);
                 // declare XML Schema namespace to be xs, but allow the user to override it.
                 // if 'xs' is used for other things, we'll just let TXW assign a random prefix
                 if(!xmlNs.containsValue(WellKnownNamespace.XML_SCHEMA)
                 && !xmlNs.containsKey("xs"))
                     schema._namespace(WellKnownNamespace.XML_SCHEMA,"xs");
                 schema.version("1.0");
                 if(uri.length()!=0)
                     schema.targetNamespace(uri);
                 // declare prefixes for them at this level, so that we can avoid redundant
                 // namespace declarations
                 for (Namespace ns : depends) {
                     schema._namespace(ns.uri);
                 }
                 if(selfReference && uri.length()!=0) {
                     // use common 'tns' prefix for the own namespace
                     // if self-reference is needed
                     schema._namespace(uri,"tns");
                 }
                 schema._pcdata(newline);
                 // refer to other schemas
                 for( Namespace n : depends ) {
                     Import imp = schema._import();
                     if(n.uri.length()!=0)
                         imp.namespace(n.uri);
                     String refSystemId = systemIds.get(n);
                     if(refSystemId!=null && !refSystemId.equals("")) {
                         // "" means implied. null if the SchemaOutputResolver said "don't generate!"
                         imp.schemaLocation(relativize(refSystemId,result.getSystemId()));
                     }
                     schema._pcdata(newline);
                 }
                 if(useSwaRef) {
                     schema._import().namespace(WellKnownNamespace.SWA_URI).schemaLocation("http://ws-i.org/profiles/basic/1.1/swaref.xsd");
                 }
                 if(useMimeNs) {
                     schema._import().namespace(WellKnownNamespace.XML_MIME_URI).schemaLocation("http://www.w3.org/2005/05/xmlmime");
                 }
                 // then write each component
                 for (Map.Entry<String,ElementDeclaration> e : elementDecls.entrySet()) {
                     e.getValue().writeTo(e.getKey(),schema);
                     schema._pcdata(newline);
                 }
                 for (ClassInfo<T, C> c : classes) {
                     if (c.getTypeName()==null) {
                         // don't generate anything if it's an anonymous type
                         continue;
                     }
                     if(uri.equals(c.getTypeName().getNamespaceURI()))
                         writeClass(c, schema);
                     schema._pcdata(newline);
                 }
                 for (EnumLeafInfo<T, C> e : enums) {
                     if (e.getTypeName()==null) {
                         // don't generate anything if it's an anonymous type
                         continue;
                     }
                     if(uri.equals(e.getTypeName().getNamespaceURI()))
                         writeEnum(e,schema);
                     schema._pcdata(newline);
                 }
                 for (ArrayInfo<T, C> a : arrays) {
                     writeArray(a,schema);
                     schema._pcdata(newline);
                 }
                 for (Map.Entry<String,AttributePropertyInfo<T,C>> e : attributeDecls.entrySet()) {
                     TopLevelAttribute a = schema.attribute();
                     a.name(e.getKey());
                     if(e.getValue()==null)
                         writeTypeRef(a,stringType,"type");
                     else
                         writeAttributeTypeRef(e.getValue(),a);
                     schema._pcdata(newline);
                 }
                 // close the schema
                 schema.commit();
             } catch( TxwException e ) {
                 logger.log(Level.INFO,e.getMessage(),e);
                 throw new IOException(e.getMessage());
             }
         }
         /**
          * Writes a type attribute (if the referenced type is a global type)
          * or writes out the definition of the anonymous type in place (if the referenced
          * type is not a global type.)
          *
          * Also provides processing for ID/IDREF, MTOM @xmime, and swa:ref
          *
          * ComplexTypeHost and SimpleTypeHost don't share an api for creating
          * and attribute in a type-safe way, so we will compromise for now and
          * use _attribute().
          */
         private void writeTypeRef(TypeHost th, NonElementRef<T, C> typeRef, String refAttName) {
             // ID / IDREF handling
             switch(typeRef.getSource().id()) {
             case ID:
                 th._attribute(refAttName, new QName(WellKnownNamespace.XML_SCHEMA, "ID"));
                 return;
             case IDREF:
                 th._attribute(refAttName, new QName(WellKnownNamespace.XML_SCHEMA, "IDREF"));
                 return;
             case NONE:
                 // no ID/IDREF, so continue on and generate the type
                 break;
             default:
                 throw new IllegalStateException();
             }
             // MTOM handling
             MimeType mimeType = typeRef.getSource().getExpectedMimeType();
             if( mimeType != null ) {
                 th._attribute(new QName(WellKnownNamespace.XML_MIME_URI, "expectedContentTypes", "xmime"), mimeType.toString());
             }
             // ref:swaRef handling
             if(generateSwaRefAdapter(typeRef)) {
                 th._attribute(refAttName, new QName(WellKnownNamespace.SWA_URI, "swaRef", "ref"));
                 return;
             }
             // type name override
             if(typeRef.getSource().getSchemaType()!=null) {
                 th._attribute(refAttName,typeRef.getSource().getSchemaType());
                 return;
             }
             // normal type generation
             writeTypeRef(th, typeRef.getTarget(), refAttName);
         }
         /**
          * Writes a type attribute (if the referenced type is a global type)
          * or writes out the definition of the anonymous type in place (if the referenced
          * type is not a global type.)
          *
          * @param th
          *      the TXW interface to which the attribute will be written.
          * @param type
          *      type to be referenced.
          * @param refAttName
          *      The name of the attribute used when referencing a type by QName.
          */
         private void writeTypeRef(TypeHost th, NonElement<T,C> type, String refAttName) {
             Element e = null;
             if (type instanceof MaybeElement) {
                 MaybeElement me = (MaybeElement)type;
                 boolean isElement = me.isElement();
                 if (isElement) e = me.asElement();
             }
             if (type instanceof Element) {
                 e = (Element)type;
             }
             if (type.getTypeName()==null) {
                 if ((e != null) && (e.getElementName() != null)) {
                     th.block(); // so that the caller may write other attributes
                     if(type instanceof ClassInfo) {
                         writeClass( (ClassInfo<T,C>)type, th );
                     } else {
                         writeEnum( (EnumLeafInfo<T,C>)type, (SimpleTypeHost)th);
                     }
                 } else {
                     // anonymous
                     th.block(); // so that the caller may write other attributes
                     if(type instanceof ClassInfo) {
                         if(collisionChecker.push((ClassInfo<T,C>)type)) {
                             errorListener.warning(new SAXParseException(
                                 Messages.ANONYMOUS_TYPE_CYCLE.format(collisionChecker.getCycleString()),
                                 null
                             ));
                         } else {
                             writeClass( (ClassInfo<T,C>)type, th );
                         }
                         collisionChecker.pop();
                     } else {
                         writeEnum( (EnumLeafInfo<T,C>)type, (SimpleTypeHost)th);
                     }
                 }
             } else {
                 th._attribute(refAttName,type.getTypeName());
             }
         }
         /**
          * writes the schema definition for the given array class
          */
         private void writeArray(ArrayInfo<T, C> a, Schema schema) {
             ComplexType ct = schema.complexType().name(a.getTypeName().getLocalPart());
             ct._final("#all");
             LocalElement le = ct.sequence().element().name("item");
             le.type(a.getItemType().getTypeName());
             le.minOccurs(0).maxOccurs("unbounded");
             le.nillable(true);
             ct.commit();
         }
         /**
          * writes the schema definition for the specified type-safe enum in the given TypeHost
          */
         private void writeEnum(EnumLeafInfo<T, C> e, SimpleTypeHost th) {
             SimpleType st = th.simpleType();
             writeName(e,st);
             SimpleRestrictionModel base = st.restriction();
             writeTypeRef(base, e.getBaseType(), "base");
             for (EnumConstant c : e.getConstants()) {
                 base.enumeration().value(c.getLexicalValue());
             }
             st.commit();
         }
         /**
          * Writes the schema definition for the specified class to the schema writer.
          *
          * @param c the class info
          * @param parent the writer of the parent element into which the type will be defined
          */
         private void writeClass(ClassInfo<T,C> c, TypeHost parent) {
             if (written.contains(c)) { // to avoid cycles let's check if we haven't already processed the class
                 return;
             }
             written.add(c);
             // special handling for value properties
             if (containsValueProp(c)) {
                 if (c.getProperties().size() == 1) {
                     // [RESULT 2 - simpleType if the value prop is the only prop]
                     //
                     // <simpleType name="foo">
                     //   <xs:restriction base="xs:int"/>
                     // </>
                     ValuePropertyInfo<T,C> vp = (ValuePropertyInfo<T,C>)c.getProperties().get(0);
                     SimpleType st = ((SimpleTypeHost)parent).simpleType();
                     writeName(c, st);
                     if(vp.isCollection()) {
                         writeTypeRef(st.list(),vp.getTarget(),"itemType");
                     } else {
                         writeTypeRef(st.restriction(),vp.getTarget(),"base");
                     }
                     return;
                 } else {
                     // [RESULT 1 - complexType with simpleContent]
                     //
                     // <complexType name="foo">
                     //   <simpleContent>
                     //     <extension base="xs:int"/>
                     //       <attribute name="b" type="xs:boolean"/>
                     //     </>
                     //   </>
                     // </>
                     // ...
                     //   <element name="f" type="foo"/>
                     // ...
                     ComplexType ct = ((ComplexTypeHost)parent).complexType();
                     writeName(c,ct);
                     if(c.isFinal())
                         ct._final("extension restriction");
                     SimpleExtension se = ct.simpleContent().extension();
                     se.block(); // because we might have attribute before value
                     for (PropertyInfo<T,C> p : c.getProperties()) {
                         switch (p.kind()) {
                         case ATTRIBUTE:
                             handleAttributeProp((AttributePropertyInfo<T,C>)p,se);
                             break;
                         case VALUE:
                             TODO.checkSpec("what if vp.isCollection() == true?");
                             ValuePropertyInfo vp = (ValuePropertyInfo) p;
                             se.base(vp.getTarget().getTypeName());
                             break;
                         case ELEMENT:   // error
                         case REFERENCE: // error
                         default:
                             assert false;
                             throw new IllegalStateException();
                         }
                     }
                     se.commit();
                 }
                 TODO.schemaGenerator("figure out what to do if bc != null");
                 TODO.checkSpec("handle sec 8.9.5.2, bullet #4");
                 // Java types containing value props can only contain properties of type
                 // ValuePropertyinfo and AttributePropertyInfo which have just been handled,
                 // so return.
                 return;
             }
             // we didn't fall into the special case for value props, so we
             // need to initialize the ct.
             // generate the complexType
             ComplexType ct = ((ComplexTypeHost)parent).complexType();
             writeName(c,ct);
             if(c.isFinal())
                 ct._final("extension restriction");
             if(c.isAbstract())
                 ct._abstract(true);
             // these are where we write content model and attributes
             AttrDecls contentModel = ct;
             TypeDefParticle contentModelOwner = ct;
             // if there is a base class, we need to generate an extension in the schema
             final ClassInfo<T,C> bc = c.getBaseClass();
             if (bc != null) {
                 if(bc.hasValueProperty()) {
                     // extending complex type with simple content
                     SimpleExtension se = ct.simpleContent().extension();
                     contentModel = se;
                     contentModelOwner = null;
                     se.base(bc.getTypeName());
                 } else {
                     ComplexExtension ce = ct.complexContent().extension();
                     contentModel = ce;
                     contentModelOwner = ce;
                     ce.base(bc.getTypeName());
                     // TODO: what if the base type is anonymous?
                 }
             }
             if(contentModelOwner!=null) {
                 // build the tree that represents the explicit content model from iterate over the properties
                 ArrayList<Tree> children = new ArrayList<Tree>();
                 for (PropertyInfo<T,C> p : c.getProperties()) {
                     // handling for <complexType @mixed='true' ...>
                     if(p instanceof ReferencePropertyInfo && ((ReferencePropertyInfo)p).isMixed()) {
                         ct.mixed(true);
                     }
                     Tree t = buildPropertyContentModel(p);
                     if(t!=null)
                         children.add(t);
                 }
                 Tree top = Tree.makeGroup( c.isOrdered() ? GroupKind.SEQUENCE : GroupKind.ALL, children);
                 // write the content model
                 top.write(contentModelOwner);
             }
             // then attributes
             for (PropertyInfo<T,C> p : c.getProperties()) {
                 if (p instanceof AttributePropertyInfo) {
                     handleAttributeProp((AttributePropertyInfo<T,C>)p, contentModel);
                 }
             }
             if( c.hasAttributeWildcard()) {
                 contentModel.anyAttribute().namespace("##other").processContents("skip");
             }
             ct.commit();
         }
         /**
          * Writes the name attribute if it's named.
          */
         private void writeName(NonElement<T,C> c, TypedXmlWriter xw) {
             QName tn = c.getTypeName();
             if(tn!=null)
                 xw._attribute("name",tn.getLocalPart());  // named
         }
         private boolean containsValueProp(ClassInfo<T, C> c) {
             for (PropertyInfo p : c.getProperties()) {
                 if (p instanceof ValuePropertyInfo) return true;
             }
             return false;
         }
         /**
          * Builds content model writer for the specified property.
          */
         private Tree buildPropertyContentModel(PropertyInfo<T,C> p) {
             switch(p.kind()) {
             case ELEMENT:
                 return handleElementProp((ElementPropertyInfo<T,C>)p);
             case ATTRIBUTE:
                 // attribuets are handled later
                 return null;
             case REFERENCE:
                 return handleReferenceProp((ReferencePropertyInfo<T,C>)p);
             case MAP:
                 return handleMapProp((MapPropertyInfo<T,C>)p);
             case VALUE:
                 // value props handled above in writeClass()
                 assert false;
                 throw new IllegalStateException();
             default:
                 assert false;
                 throw new IllegalStateException();
             }
         }
         /**
          * Generate the proper schema fragment for the given element property into the
          * specified schema compositor.
          *
          * The element property may or may not represent a collection and it may or may
          * not be wrapped.
          *
          * @param ep the element property
          */
         private Tree handleElementProp(final ElementPropertyInfo<T,C> ep) {
             if (ep.isValueList()) {
                 return new Tree.Term() {
                     protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
                         TypeRef<T,C> t = ep.getTypes().get(0);
                         LocalElement e = parent.element();
                         e.block(); // we will write occurs later
                         QName tn = t.getTagName();
                         e.name(tn.getLocalPart());
                         List lst = e.simpleType().list();
                         writeTypeRef(lst,t, "itemType");
                         elementFormDefault.writeForm(e,tn);
                         writeOccurs(e,isOptional||!ep.isRequired(),repeated);
                     }
                 };
             }
             ArrayList<Tree> children = new ArrayList<Tree>();
             for (final TypeRef<T,C> t : ep.getTypes()) {
                 children.add(new Tree.Term() {
                     protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
                         LocalElement e = parent.element();
                         QName tn = t.getTagName();
                         PropertyInfo propInfo = t.getSource();
                         TypeInfo parentInfo = (propInfo == null) ? null : propInfo.parent();
                         if (canBeDirectElementRef(t, tn, parentInfo)) {
                             if ((!t.getTarget().isSimpleType()) && (t.getTarget() instanceof ClassInfo) && collisionChecker.findDuplicate((ClassInfo<T, C>) t.getTarget())) {
                                 e.ref(new QName(uri, tn.getLocalPart()));
                             } else {
                                 QName elemName = null;
                                 if (t.getTarget() instanceof Element) {
                                     Element te = (Element) t.getTarget();
                                     elemName = te.getElementName();
                                 }
                                 Collection<TypeInfo> refs = propInfo.ref();
                                 TypeInfo ti;
                                 if ((refs != null) && (!refs.isEmpty()) && (elemName != null)
                                         && ((ti = refs.iterator().next()) == null || ti instanceof ClassInfoImpl)) {
                                     ClassInfoImpl cImpl = (ClassInfoImpl)ti;
                                     if ((cImpl != null) && (cImpl.getElementName() != null)) {
                                         e.ref(new QName(cImpl.getElementName().getNamespaceURI(), tn.getLocalPart()));
                                     } else {
                                         e.ref(new QName("", tn.getLocalPart()));
                                     }
                                 } else {
                                     e.ref(tn);
                                 }
                             }
                         } else {
                             e.name(tn.getLocalPart());
                             writeTypeRef(e,t, "type");
                             elementFormDefault.writeForm(e,tn);
                         }
                         if (t.isNillable()) {
                             e.nillable(true);
                         }
                         if(t.getDefaultValue()!=null)
                             e._default(t.getDefaultValue());
                         writeOccurs(e,isOptional,repeated);
                     }
                 });
             }
             final Tree choice = Tree.makeGroup(GroupKind.CHOICE, children)
                     .makeOptional(!ep.isRequired())
                     .makeRepeated(ep.isCollection()); // see Spec table 8-13
             final QName ename = ep.getXmlName();
             if (ename != null) { // wrapped collection
                 return new Tree.Term() {
                     protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
                         LocalElement e = parent.element();
                         if(ename.getNamespaceURI().length()>0) {
                             if (!ename.getNamespaceURI().equals(uri)) {
                                 // TODO: we need to generate the corresponding element declaration for this
                                 // table 8-25: Property/field element wrapper with ref attribute
                                 e.ref(new QName(ename.getNamespaceURI(), ename.getLocalPart()));
                                 return;
                             }
                         }
                         e.name(ename.getLocalPart());
                         elementFormDefault.writeForm(e,ename);
                         if(ep.isCollectionNillable()) {
                             e.nillable(true);
                         }
                         writeOccurs(e,!ep.isCollectionRequired(),repeated);
                         ComplexType p = e.complexType();
                         choice.write(p);
                     }
                 };
             } else {// non-wrapped
                 return choice;
             }
         }
         /**
          * Checks if we can collapse
          * &lt;element name='foo' type='t' /> to &lt;element ref='foo' />.
          *
          * This is possible if we already have such declaration to begin with.
          */
         private boolean canBeDirectElementRef(TypeRef<T, C> t, QName tn, TypeInfo parentInfo) {
             Element te = null;
             ClassInfo ci = null;
             QName targetTagName = null;
             if(t.isNillable() || t.getDefaultValue()!=null) {
                 // can't put those attributes on <element ref>
                 return false;
             }
             if (t.getTarget() instanceof Element) {
                 te = (Element) t.getTarget();
                 targetTagName = te.getElementName();
                 if (te instanceof ClassInfo) {
                     ci = (ClassInfo)te;
                 }
             }
             String nsUri = tn.getNamespaceURI();
             if ((!nsUri.equals(uri) && nsUri.length()>0) && (!((parentInfo instanceof ClassInfo) && (((ClassInfo)parentInfo).getTypeName() == null)))) {
                 return true;
             }
             if ((ci != null) && ((targetTagName != null) && (te.getScope() == null) && (targetTagName.getNamespaceURI() == null))) {
                 if (targetTagName.equals(tn)) {
                     return true;
                 }
             }
             // we have the precise element defined already
             if (te != null) { // it is instanceof Element
                 return targetTagName!=null && targetTagName.equals(tn);
             }
             return false;
         }
         /**
          * Generate an attribute for the specified property on the specified complexType
          *
          * @param ap the attribute
          * @param attr the schema definition to which the attribute will be added
          */
         private void handleAttributeProp(AttributePropertyInfo<T,C> ap, AttrDecls attr) {
             // attr is either a top-level ComplexType or a ComplexExtension
             //
             // [RESULT]
             //
             // <complexType ...>
             //   <...>...</>
             //   <attribute name="foo" type="xs:int"/>
             // </>
             //
             // or
             //
             // <complexType ...>
             //   <complexContent>
             //     <extension ...>
             //       <...>...</>
             //     </>
             //   </>
             //   <attribute name="foo" type="xs:int"/>
             // </>
             //
             // or it could also be an in-lined type (attr ref)
             //
             LocalAttribute localAttribute = attr.attribute();
             final String attrURI = ap.getXmlName().getNamespaceURI();
             if (attrURI.equals("") /*|| attrURI.equals(uri) --- those are generated as global attributes anyway, so use them.*/) {
                 localAttribute.name(ap.getXmlName().getLocalPart());
                 writeAttributeTypeRef(ap, localAttribute);
                 attributeFormDefault.writeForm(localAttribute,ap.getXmlName());
             } else { // generate an attr ref
                 localAttribute.ref(ap.getXmlName());
             }
             if(ap.isRequired()) {
                 // TODO: not type safe
                 localAttribute.use("required");
             }
         }
         private void writeAttributeTypeRef(AttributePropertyInfo<T,C> ap, AttributeType a) {
             if( ap.isCollection() )
                 writeTypeRef(a.simpleType().list(), ap, "itemType");
             else
                 writeTypeRef(a, ap, "type");
         }
         /**
          * Generate the proper schema fragment for the given reference property into the
          * specified schema compositor.
          *
          * The reference property may or may not refer to a collection and it may or may
          * not be wrapped.
          */
         private Tree handleReferenceProp(final ReferencePropertyInfo<T, C> rp) {
             // fill in content model
             ArrayList<Tree> children = new ArrayList<Tree>();
             for (final Element<T,C> e : rp.getElements()) {
                 children.add(new Tree.Term() {
                     protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
                         LocalElement eref = parent.element();
                         boolean local=false;
                         QName en = e.getElementName();
                         if(e.getScope()!=null) {
                             // scoped. needs to be inlined
                             boolean qualified = en.getNamespaceURI().equals(uri);
                             boolean unqualified = en.getNamespaceURI().equals("");
                             if(qualified || unqualified) {
                                 // can be inlined indeed
                                 // write form="..." if necessary
                                 if(unqualified) {
                                     if(elementFormDefault.isEffectivelyQualified)
                                         eref.form("unqualified");
                                 } else {
                                     if(!elementFormDefault.isEffectivelyQualified)
                                         eref.form("qualified");
                                 }
                                 local = true;
                                 eref.name(en.getLocalPart());
                                 // write out type reference
                                 if(e instanceof ClassInfo) {
                                     writeTypeRef(eref,(ClassInfo<T,C>)e,"type");
                                 } else {
                                     writeTypeRef(eref,((ElementInfo<T,C>)e).getContentType(),"type");
                                 }
                             }
                         }
                         if(!local)
                             eref.ref(en);
                         writeOccurs(eref,isOptional,repeated);
                     }
                 });
             }
             final WildcardMode wc = rp.getWildcard();
             if( wc != null ) {
                 children.add(new Tree.Term() {
                     protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
                         Any any = parent.any();
                         final String pcmode = getProcessContentsModeName(wc);
                         if( pcmode != null ) any.processContents(pcmode);
                         any.namespace("##other");
                         writeOccurs(any,isOptional,repeated);
                     }
                 });
             }
             final Tree choice = Tree.makeGroup(GroupKind.CHOICE, children).makeRepeated(rp.isCollection()).makeOptional(!rp.isRequired());
             final QName ename = rp.getXmlName();
             if (ename != null) { // wrapped
                 return new Tree.Term() {
                     protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
                         LocalElement e = parent.element().name(ename.getLocalPart());
                         elementFormDefault.writeForm(e,ename);
                         if(rp.isCollectionNillable())
                             e.nillable(true);
                         writeOccurs(e,true,repeated);
                         ComplexType p = e.complexType();
                         choice.write(p);
                     }
                 };
             } else { // unwrapped
                 return choice;
             }
         }
         /**
          * Generate the proper schema fragment for the given map property into the
          * specified schema compositor.
          *
          * @param mp the map property
          */
         private Tree handleMapProp(final MapPropertyInfo<T,C> mp) {
             return new Tree.Term() {
                 protected void write(ContentModelContainer parent, boolean isOptional, boolean repeated) {
                     QName ename = mp.getXmlName();
                     LocalElement e = parent.element();
                     elementFormDefault.writeForm(e,ename);
                     if(mp.isCollectionNillable())
                         e.nillable(true);
                     e = e.name(ename.getLocalPart());
                     writeOccurs(e,isOptional,repeated);
                     ComplexType p = e.complexType();
                     // TODO: entry, key, and value are always unqualified. that needs to be fixed, too.
                     // TODO: we need to generate the corresponding element declaration, if they are qualified
                     e = p.sequence().element();
                     e.name("entry").minOccurs(0).maxOccurs("unbounded");
                     ExplicitGroup seq = e.complexType().sequence();
                     writeKeyOrValue(seq, "key", mp.getKeyType());
                     writeKeyOrValue(seq, "value", mp.getValueType());
                 }
             };
         }
         private void writeKeyOrValue(ExplicitGroup seq, String tagName, NonElement<T, C> typeRef) {
             LocalElement key = seq.element().name(tagName);
             key.minOccurs(0);
             writeTypeRef(key, typeRef, "type");
         }
         public void addGlobalAttribute(AttributePropertyInfo<T,C> ap) {
             attributeDecls.put( ap.getXmlName().getLocalPart(), ap );
             addDependencyTo(ap.getTarget().getTypeName());
         }
         public void addGlobalElement(TypeRef<T,C> tref) {
             elementDecls.put( tref.getTagName().getLocalPart(), new ElementWithType(false,tref.getTarget()) );
             addDependencyTo(tref.getTarget().getTypeName());
         }
         @Override
         public String toString() {
             StringBuilder buf = new StringBuilder();
             buf.append("[classes=").append(classes);
             buf.append(",elementDecls=").append(elementDecls);
             buf.append(",enums=").append(enums);
             buf.append("]");
             return super.toString();
         }
         /**
          * Represents a global element declaration to be written.
          *
          * <p>
          * Because multiple properties can name the same global element even if
          * they have different Java type, the schema generator first needs to
          * walk through the model and decide what to generate for the given
          * element declaration.
          *
          * <p>
          * This class represents what will be written, and its {@link #equals(Object)}
          * method is implemented in such a way that two identical declarations
          * are considered as the same.
          */
         abstract class ElementDeclaration {
             /**
              * Returns true if two {@link ElementDeclaration}s are representing
              * the same schema fragment.
              */
             @Override
             public abstract boolean equals(Object o);
             @Override
             public abstract int hashCode();
             /**
              * Generates the declaration.
              */
             public abstract void writeTo(String localName, Schema schema);
         }
         /**
          * {@link ElementDeclaration} that refers to a {@link NonElement}.
          */
         class ElementWithType extends ElementDeclaration {
             private final boolean nillable;
             private final NonElement<T,C> type;
             public ElementWithType(boolean nillable,NonElement<T, C> type) {
                 this.type = type;
                 this.nillable = nillable;
             }
             public void writeTo(String localName, Schema schema) {
                 TopLevelElement e = schema.element().name(localName);
                 if(nillable)
                     e.nillable(true);
                 if (type != null) {
                     writeTypeRef(e,type, "type");
                 } else {
                     e.complexType();    // refer to the nested empty complex type
                 }
                 e.commit();
             }
             public boolean equals(Object o) {
                 if (this == o) return true;
                 if (o == null || getClass() != o.getClass()) return false;
                 final ElementWithType that = (ElementWithType) o;
                 return type.equals(that.type);
             }
             public int hashCode() {
                 return type.hashCode();
             }
         }
     }
     /**
      * Examine the specified element ref and determine if a swaRef attribute needs to be generated
      * @param typeRef
      */
     private boolean generateSwaRefAdapter(NonElementRef<T,C> typeRef) {
         return generateSwaRefAdapter(typeRef.getSource());
     }
     /**
      * Examine the specified element ref and determine if a swaRef attribute needs to be generated
      */
     private boolean generateSwaRefAdapter(PropertyInfo<T,C> prop) {
         final Adapter<T,C> adapter = prop.getAdapter();
         if (adapter == null) return false;
         final Object o = navigator.asDecl(SwaRefAdapter.class);
         if (o == null) return false;
         return (o.equals(adapter.adapterType));
     }
     /**
      * Debug information of what's in this {@link XmlSchemaGenerator}.
      */
     @Override
     public String toString() {
         StringBuilder buf = new StringBuilder();
         for (Namespace ns : namespaces.values()) {
             if(buf.length()>0)  buf.append(',');
             buf.append(ns.uri).append('=').append(ns);
         }
         return super.toString()+'['+buf+']';
     }
     /**
      * return the string representation of the processContents mode of the
      * give wildcard, or null if it is the schema default "strict"
      *
      */
     private static String getProcessContentsModeName(WildcardMode wc) {
         switch(wc) {
         case LAX:
         case SKIP:
             return wc.name().toLowerCase();
         case STRICT:
             return null;
         default:
             throw new IllegalStateException();
         }
     }
     /**
      * Relativizes a URI by using another URI (base URI.)
      *
      * <p>
      * For example, {@code relative("http://www.sun.com/abc/def","http://www.sun.com/pqr/stu") => "../abc/def"}
      *
      * <p>
      * This method only works on hierarchical URI's, not opaque URI's (refer to the
      * <a href="http://java.sun.com/j2se/1.5.0/docs/api/java/net/URI.html">java.net.URI</a>
      * javadoc for complete definitions of these terms.
      *
      * <p>
      * This method will not normalize the relative URI.
      *
      * @return the relative URI or the original URI if a relative one could not be computed
      */
     protected static String relativize(String uri, String baseUri) {
         try {
             assert uri!=null;
             if(baseUri==null)   return uri;
             URI theUri = new URI(escapeURI(uri));
             URI theBaseUri = new URI(escapeURI(baseUri));
             if (theUri.isOpaque() || theBaseUri.isOpaque())
                 return uri;
             if (!equalsIgnoreCase(theUri.getScheme(), theBaseUri.getScheme()) ||
                     !equal(theUri.getAuthority(), theBaseUri.getAuthority()))
                 return uri;
             String uriPath = theUri.getPath();
             String basePath = theBaseUri.getPath();
             // normalize base path
             if (!basePath.endsWith("/")) {
                 basePath = normalizeUriPath(basePath);
             }
             if( uriPath.equals(basePath))
                 return ".";
             String relPath = calculateRelativePath(uriPath, basePath, fixNull(theUri.getScheme()).equals("file"));
             if (relPath == null)
                 return uri; // recursion found no commonality in the two uris at all
             StringBuilder relUri = new StringBuilder();
             relUri.append(relPath);
             if (theUri.getQuery() != null)
                 relUri.append('?').append(theUri.getQuery());
             if (theUri.getFragment() != null)
                 relUri.append('#').append(theUri.getFragment());
             return relUri.toString();
         } catch (URISyntaxException e) {
             throw new InternalError("Error escaping one of these uris:\n\t"+uri+"\n\t"+baseUri);
         }
     }
     private static String fixNull(String s) {
         if(s==null)     return "";
         else            return s;
     }
     private static String calculateRelativePath(String uri, String base, boolean fileUrl) {
         // if this is a file URL (very likely), and if this is on a case-insensitive file system,
         // then treat it accordingly.
         boolean onWindows = File.pathSeparatorChar==';';
         if (base == null) {
             return null;
         }
         if ((fileUrl && onWindows && startsWithIgnoreCase(uri,base)) || uri.startsWith(base)) {
             return uri.substring(base.length());
         } else {
             return "../" + calculateRelativePath(uri, getParentUriPath(base), fileUrl);
         }
     }
     private static boolean startsWithIgnoreCase(String s, String t) {
         return s.toUpperCase().startsWith(t.toUpperCase());
     }
     /**
      * JAX-RPC wants the namespaces to be sorted in the reverse order
      * so that the empty namespace "" comes to the very end. Don't ask me why.
      */
     private static final Comparator<String> NAMESPACE_COMPARATOR = new Comparator<String>() {
         public int compare(String lhs, String rhs) {
             return -lhs.compareTo(rhs);
         }
     };
     private static final String newline = "\n";
 }

Mercurial > jdk8-mips64-public > jaxws / annotate

src/share/jaxws_classes/com/sun/xml/internal/bind/v2/schemagen/XmlSchemaGenerator.java@bd88174c3095 (annotated)

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