src/share/jaxws_classes/com/sun/xml/internal/bind/v2/runtime/ClassBeanInfoImpl.java

changeset 286
f50545b5e2f1
child 368
0989ad8c0860
     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/runtime/ClassBeanInfoImpl.java	Tue Mar 06 16:09:35 2012 -0800
     1.3 @@ -0,0 +1,431 @@
     1.4 +/*
     1.5 + * Copyright (c) 1997, 2011, 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.runtime;
    1.30 +
    1.31 +import java.io.IOException;
    1.32 +import java.lang.reflect.InvocationTargetException;
    1.33 +import java.lang.reflect.Method;
    1.34 +import java.lang.reflect.Modifier;
    1.35 +import java.util.Collection;
    1.36 +import java.util.Collections;
    1.37 +import java.util.List;
    1.38 +import java.util.Map;
    1.39 +import java.util.logging.Level;
    1.40 +import java.util.logging.Logger;
    1.41 +
    1.42 +import javax.xml.bind.ValidationEvent;
    1.43 +import javax.xml.bind.annotation.XmlRootElement;
    1.44 +import javax.xml.bind.helpers.ValidationEventImpl;
    1.45 +import javax.xml.namespace.QName;
    1.46 +import javax.xml.stream.XMLStreamException;
    1.47 +
    1.48 +import com.sun.istack.internal.FinalArrayList;
    1.49 +import com.sun.xml.internal.bind.Util;
    1.50 +import com.sun.xml.internal.bind.api.AccessorException;
    1.51 +import com.sun.xml.internal.bind.v2.ClassFactory;
    1.52 +import com.sun.xml.internal.bind.v2.WellKnownNamespace;
    1.53 +import com.sun.xml.internal.bind.v2.model.core.ID;
    1.54 +import com.sun.xml.internal.bind.v2.model.runtime.RuntimeClassInfo;
    1.55 +import com.sun.xml.internal.bind.v2.model.runtime.RuntimePropertyInfo;
    1.56 +import com.sun.xml.internal.bind.v2.runtime.property.AttributeProperty;
    1.57 +import com.sun.xml.internal.bind.v2.runtime.property.Property;
    1.58 +import com.sun.xml.internal.bind.v2.runtime.property.PropertyFactory;
    1.59 +import com.sun.xml.internal.bind.v2.runtime.reflect.Accessor;
    1.60 +import com.sun.xml.internal.bind.v2.runtime.unmarshaller.Loader;
    1.61 +import com.sun.xml.internal.bind.v2.runtime.unmarshaller.StructureLoader;
    1.62 +import com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallingContext;
    1.63 +import com.sun.xml.internal.bind.v2.runtime.unmarshaller.XsiTypeLoader;
    1.64 +
    1.65 +import org.xml.sax.Locator;
    1.66 +import org.xml.sax.SAXException;
    1.67 +import org.xml.sax.helpers.LocatorImpl;
    1.68 +
    1.69 +/**
    1.70 + * {@link JaxBeanInfo} implementation for j2s bean.
    1.71 + *
    1.72 + * @author Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com)
    1.73 + */
    1.74 +public final class ClassBeanInfoImpl<BeanT> extends JaxBeanInfo<BeanT> implements AttributeAccessor<BeanT> {
    1.75 +
    1.76 +    /**
    1.77 +     * Properties of this bean class but not its ancestor classes.
    1.78 +     */
    1.79 +    public final Property<BeanT>[] properties;
    1.80 +
    1.81 +    /**
    1.82 +     * Non-null if this bean has an ID property.
    1.83 +     */
    1.84 +    private Property<? super BeanT> idProperty;
    1.85 +
    1.86 +    /**
    1.87 +     * Immutable configured loader for this class.
    1.88 +     *
    1.89 +     * <p>
    1.90 +     * Set from the link method, but considered final.
    1.91 +     */
    1.92 +    private Loader loader;
    1.93 +    private Loader loaderWithTypeSubst;
    1.94 +
    1.95 +    /**
    1.96 +     * Set only until the link phase to avoid leaking memory.
    1.97 +     */
    1.98 +    private RuntimeClassInfo ci;
    1.99 +
   1.100 +    private final Accessor<? super BeanT,Map<QName,String>> inheritedAttWildcard;
   1.101 +    private final Transducer<BeanT> xducer;
   1.102 +
   1.103 +    /**
   1.104 +     * {@link ClassBeanInfoImpl} that represents the super class of {@link #jaxbType}.
   1.105 +     */
   1.106 +    public final ClassBeanInfoImpl<? super BeanT> superClazz;
   1.107 +
   1.108 +    private final Accessor<? super BeanT,Locator> xmlLocatorField;
   1.109 +
   1.110 +    private final Name tagName;
   1.111 +
   1.112 +    private boolean retainPropertyInfo = false;
   1.113 +
   1.114 +    /**
   1.115 +     * The {@link AttributeProperty}s for this type and all its ancestors.
   1.116 +     * If {@link JAXBContextImpl#c14nSupport} is true, this is sorted alphabetically.
   1.117 +     */
   1.118 +    private /*final*/ AttributeProperty<BeanT>[] attributeProperties;
   1.119 +
   1.120 +    /**
   1.121 +     * {@link Property}s that need to receive {@link Property#serializeURIs(Object, XMLSerializer)} callback.
   1.122 +     */
   1.123 +    private /*final*/ Property<BeanT>[] uriProperties;
   1.124 +
   1.125 +    private final Method factoryMethod;
   1.126 +
   1.127 +    /*package*/ ClassBeanInfoImpl(JAXBContextImpl owner, RuntimeClassInfo ci) {
   1.128 +        super(owner,ci,ci.getClazz(),ci.getTypeName(),ci.isElement(),false,true);
   1.129 +
   1.130 +        this.ci = ci;
   1.131 +        this.inheritedAttWildcard = ci.getAttributeWildcard();
   1.132 +        this.xducer = ci.getTransducer();
   1.133 +        this.factoryMethod = ci.getFactoryMethod();
   1.134 +        this.retainPropertyInfo = owner.retainPropertyInfo;
   1.135 +
   1.136 +        // make the factory accessible
   1.137 +        if(factoryMethod!=null) {
   1.138 +            int classMod = factoryMethod.getDeclaringClass().getModifiers();
   1.139 +
   1.140 +            if(!Modifier.isPublic(classMod) || !Modifier.isPublic(factoryMethod.getModifiers())) {
   1.141 +                // attempt to make it work even if the constructor is not accessible
   1.142 +                try {
   1.143 +                    factoryMethod.setAccessible(true);
   1.144 +                } catch(SecurityException e) {
   1.145 +                    // but if we don't have a permission to do so, work gracefully.
   1.146 +                    logger.log(Level.FINE,"Unable to make the method of "+factoryMethod+" accessible",e);
   1.147 +                    throw e;
   1.148 +                }
   1.149 +            }
   1.150 +        }
   1.151 +
   1.152 +
   1.153 +        if(ci.getBaseClass()==null)
   1.154 +            this.superClazz = null;
   1.155 +        else
   1.156 +            this.superClazz = owner.getOrCreate(ci.getBaseClass());
   1.157 +
   1.158 +        if(superClazz!=null && superClazz.xmlLocatorField!=null)
   1.159 +            xmlLocatorField = superClazz.xmlLocatorField;
   1.160 +        else
   1.161 +            xmlLocatorField = ci.getLocatorField();
   1.162 +
   1.163 +        // create property objects
   1.164 +        Collection<? extends RuntimePropertyInfo> ps = ci.getProperties();
   1.165 +        this.properties = new Property[ps.size()];
   1.166 +        int idx=0;
   1.167 +        boolean elementOnly = true;
   1.168 +        for( RuntimePropertyInfo info : ps ) {
   1.169 +            Property p = PropertyFactory.create(owner,info);
   1.170 +            if(info.id()==ID.ID)
   1.171 +                idProperty = p;
   1.172 +            properties[idx++] = p;
   1.173 +            elementOnly &= info.elementOnlyContent();
   1.174 +            checkOverrideProperties(p);
   1.175 +        }
   1.176 +        // super class' idProperty might not be computed at this point,
   1.177 +        // so check that later
   1.178 +
   1.179 +        hasElementOnlyContentModel( elementOnly );
   1.180 +        // again update this value later when we know that of the super class
   1.181 +
   1.182 +        if(ci.isElement())
   1.183 +            tagName = owner.nameBuilder.createElementName(ci.getElementName());
   1.184 +        else
   1.185 +            tagName = null;
   1.186 +
   1.187 +        setLifecycleFlags();
   1.188 +    }
   1.189 +
   1.190 +    private void checkOverrideProperties(Property p) {
   1.191 +        ClassBeanInfoImpl bi = this;
   1.192 +        while ((bi = bi.superClazz) != null) {
   1.193 +            Property[] props = bi.properties;
   1.194 +            if (props == null) break;
   1.195 +            for (Property superProperty : props) {
   1.196 +                if (superProperty == null) break;
   1.197 +                String spName = superProperty.getFieldName();
   1.198 +                if ((spName != null) && (spName.equals(p.getFieldName()))) {
   1.199 +                    superProperty.setHiddenByOverride(true);
   1.200 +                }
   1.201 +            }
   1.202 +        }
   1.203 +    }
   1.204 +
   1.205 +    @Override
   1.206 +    protected void link(JAXBContextImpl grammar) {
   1.207 +        if(uriProperties!=null)
   1.208 +            return; // avoid linking twice
   1.209 +
   1.210 +        super.link(grammar);
   1.211 +
   1.212 +        if(superClazz!=null)
   1.213 +            superClazz.link(grammar);
   1.214 +
   1.215 +        getLoader(grammar,true);    // make sure to build the loader if we haven't done so.
   1.216 +
   1.217 +        // propagate values from super class
   1.218 +        if(superClazz!=null) {
   1.219 +            if(idProperty==null)
   1.220 +                idProperty = superClazz.idProperty;
   1.221 +
   1.222 +            if(!superClazz.hasElementOnlyContentModel())
   1.223 +                hasElementOnlyContentModel(false);
   1.224 +        }
   1.225 +
   1.226 +        // create a list of attribute/URI handlers
   1.227 +        List<AttributeProperty> attProps = new FinalArrayList<AttributeProperty>();
   1.228 +        List<Property> uriProps = new FinalArrayList<Property>();
   1.229 +        for (ClassBeanInfoImpl bi = this; bi != null; bi = bi.superClazz) {
   1.230 +            for (int i = 0; i < bi.properties.length; i++) {
   1.231 +                Property p = bi.properties[i];
   1.232 +                if(p instanceof AttributeProperty)
   1.233 +                    attProps.add((AttributeProperty) p);
   1.234 +                if(p.hasSerializeURIAction())
   1.235 +                    uriProps.add(p);
   1.236 +            }
   1.237 +        }
   1.238 +        if(grammar.c14nSupport)
   1.239 +            Collections.sort(attProps);
   1.240 +
   1.241 +        if(attProps.isEmpty())
   1.242 +            attributeProperties = EMPTY_PROPERTIES;
   1.243 +        else
   1.244 +            attributeProperties = attProps.toArray(new AttributeProperty[attProps.size()]);
   1.245 +
   1.246 +        if(uriProps.isEmpty())
   1.247 +            uriProperties = EMPTY_PROPERTIES;
   1.248 +        else
   1.249 +            uriProperties = uriProps.toArray(new Property[uriProps.size()]);
   1.250 +    }
   1.251 +
   1.252 +    @Override
   1.253 +    public void wrapUp() {
   1.254 +        for (Property p : properties)
   1.255 +            p.wrapUp();
   1.256 +        ci = null;
   1.257 +        super.wrapUp();
   1.258 +    }
   1.259 +
   1.260 +    public String getElementNamespaceURI(BeanT bean) {
   1.261 +        return tagName.nsUri;
   1.262 +    }
   1.263 +
   1.264 +    public String getElementLocalName(BeanT bean) {
   1.265 +        return tagName.localName;
   1.266 +    }
   1.267 +
   1.268 +    public BeanT createInstance(UnmarshallingContext context) throws IllegalAccessException, InvocationTargetException, InstantiationException, SAXException {
   1.269 +
   1.270 +        BeanT bean = null;
   1.271 +        if (factoryMethod == null){
   1.272 +           bean = ClassFactory.create0(jaxbType);
   1.273 +        }else {
   1.274 +            Object o = ClassFactory.create(factoryMethod);
   1.275 +            if( jaxbType.isInstance(o) ){
   1.276 +                bean = (BeanT)o;
   1.277 +            } else {
   1.278 +                throw new InstantiationException("The factory method didn't return a correct object");
   1.279 +            }
   1.280 +        }
   1.281 +
   1.282 +        if(xmlLocatorField!=null)
   1.283 +            // need to copy because Locator is mutable
   1.284 +            try {
   1.285 +                xmlLocatorField.set(bean,new LocatorImpl(context.getLocator()));
   1.286 +            } catch (AccessorException e) {
   1.287 +                context.handleError(e);
   1.288 +            }
   1.289 +        return bean;
   1.290 +    }
   1.291 +
   1.292 +    public boolean reset(BeanT bean, UnmarshallingContext context) throws SAXException {
   1.293 +        try {
   1.294 +            if(superClazz!=null)
   1.295 +                superClazz.reset(bean,context);
   1.296 +            for( Property<BeanT> p : properties )
   1.297 +                p.reset(bean);
   1.298 +            return true;
   1.299 +        } catch (AccessorException e) {
   1.300 +            context.handleError(e);
   1.301 +            return false;
   1.302 +        }
   1.303 +    }
   1.304 +
   1.305 +    public String getId(BeanT bean, XMLSerializer target) throws SAXException {
   1.306 +        if(idProperty!=null) {
   1.307 +            try {
   1.308 +                return idProperty.getIdValue(bean);
   1.309 +            } catch (AccessorException e) {
   1.310 +                target.reportError(null,e);
   1.311 +            }
   1.312 +        }
   1.313 +        return null;
   1.314 +    }
   1.315 +
   1.316 +    public void serializeRoot(BeanT bean, XMLSerializer target) throws SAXException, IOException, XMLStreamException {
   1.317 +        if(tagName==null) {
   1.318 +            Class beanClass = bean.getClass();
   1.319 +            String message;
   1.320 +            if (beanClass.isAnnotationPresent(XmlRootElement.class)) {
   1.321 +                message = Messages.UNABLE_TO_MARSHAL_UNBOUND_CLASS.format(beanClass.getName());
   1.322 +            } else {
   1.323 +                message = Messages.UNABLE_TO_MARSHAL_NON_ELEMENT.format(beanClass.getName());
   1.324 +            }
   1.325 +            target.reportError(new ValidationEventImpl(ValidationEvent.ERROR,message,null, null));
   1.326 +        } else {
   1.327 +            target.startElement(tagName,bean);
   1.328 +            target.childAsSoleContent(bean,null);
   1.329 +            target.endElement();
   1.330 +            if (retainPropertyInfo) {
   1.331 +                target.currentProperty.remove();
   1.332 +            }
   1.333 +        }
   1.334 +    }
   1.335 +
   1.336 +    public void serializeBody(BeanT bean, XMLSerializer target) throws SAXException, IOException, XMLStreamException {
   1.337 +        if (superClazz != null) {
   1.338 +            superClazz.serializeBody(bean, target);
   1.339 +        }
   1.340 +        try {
   1.341 +            for (Property<BeanT> p : properties) {
   1.342 +                if (retainPropertyInfo) {
   1.343 +                    target.currentProperty.set(p);
   1.344 +                }
   1.345 +                if (!(p.isHiddenByOverride() && !bean.getClass().equals(jaxbType))) {
   1.346 +                    p.serializeBody(bean, target, null);
   1.347 +                }
   1.348 +            }
   1.349 +        } catch (AccessorException e) {
   1.350 +            target.reportError(null, e);
   1.351 +        }
   1.352 +    }
   1.353 +
   1.354 +    public void serializeAttributes(BeanT bean, XMLSerializer target) throws SAXException, IOException, XMLStreamException {
   1.355 +        for( AttributeProperty<BeanT> p : attributeProperties )
   1.356 +            try {
   1.357 +                if (retainPropertyInfo) {
   1.358 +                final Property parentProperty = target.getCurrentProperty();
   1.359 +                target.currentProperty.set(p);
   1.360 +                p.serializeAttributes(bean,target);
   1.361 +                target.currentProperty.set(parentProperty);
   1.362 +                } else {
   1.363 +                    p.serializeAttributes(bean,target);
   1.364 +                }
   1.365 +                if (p.attName.equals(WellKnownNamespace.XML_SCHEMA_INSTANCE, "nil")) {
   1.366 +                    isNilIncluded = true;
   1.367 +                }
   1.368 +            } catch (AccessorException e) {
   1.369 +                target.reportError(null,e);
   1.370 +            }
   1.371 +
   1.372 +        try {
   1.373 +            if(inheritedAttWildcard!=null) {
   1.374 +                Map<QName,String> map = inheritedAttWildcard.get(bean);
   1.375 +                target.attWildcardAsAttributes(map,null);
   1.376 +            }
   1.377 +        } catch (AccessorException e) {
   1.378 +            target.reportError(null,e);
   1.379 +        }
   1.380 +    }
   1.381 +
   1.382 +    public void serializeURIs(BeanT bean, XMLSerializer target) throws SAXException {
   1.383 +        try {
   1.384 +            if (retainPropertyInfo) {
   1.385 +            final Property parentProperty = target.getCurrentProperty();
   1.386 +            for( Property<BeanT> p : uriProperties ) {
   1.387 +                target.currentProperty.set(p);
   1.388 +                p.serializeURIs(bean,target);
   1.389 +            }
   1.390 +            target.currentProperty.set(parentProperty);
   1.391 +            } else {
   1.392 +                for( Property<BeanT> p : uriProperties ) {
   1.393 +                    p.serializeURIs(bean,target);
   1.394 +                }
   1.395 +            }
   1.396 +            if(inheritedAttWildcard!=null) {
   1.397 +                Map<QName,String> map = inheritedAttWildcard.get(bean);
   1.398 +                target.attWildcardAsURIs(map,null);
   1.399 +            }
   1.400 +        } catch (AccessorException e) {
   1.401 +            target.reportError(null,e);
   1.402 +        }
   1.403 +    }
   1.404 +
   1.405 +    public Loader getLoader(JAXBContextImpl context, boolean typeSubstitutionCapable) {
   1.406 +        if(loader==null) {
   1.407 +            // these variables have to be set before they are initialized,
   1.408 +            // because the initialization may build other loaders and they may refer to this.
   1.409 +            StructureLoader sl = new StructureLoader(this);
   1.410 +            loader = sl;
   1.411 +            if(ci.hasSubClasses())
   1.412 +                loaderWithTypeSubst = new XsiTypeLoader(this);
   1.413 +            else
   1.414 +                // optimization. we know there can be no @xsi:type
   1.415 +                loaderWithTypeSubst = loader;
   1.416 +
   1.417 +
   1.418 +            sl.init(context,this,ci.getAttributeWildcard());
   1.419 +        }
   1.420 +        if(typeSubstitutionCapable)
   1.421 +            return loaderWithTypeSubst;
   1.422 +        else
   1.423 +            return loader;
   1.424 +    }
   1.425 +
   1.426 +    public Transducer<BeanT> getTransducer() {
   1.427 +        return xducer;
   1.428 +    }
   1.429 +
   1.430 +    private static final AttributeProperty[] EMPTY_PROPERTIES = new AttributeProperty[0];
   1.431 +
   1.432 +    private static final Logger logger = Util.getClassLogger();
   1.433 +
   1.434 +}

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