Examples of com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallingContext

Package com.sun.xml.bind.v2.runtime.unmarshaller

Examples of com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallingContext

com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallingContext
Center of the unmarshalling.
This object is responsible for coordinating {@link Loader}s to perform the whole unmarshalling. @author Kohsuke Kawaguchi

        if(!(bi instanceof ClassBeanInfoImpl))
            throw new JAXBException(wrapperBean+" is not a bean");


        for( ClassBeanInfoImpl cb = (ClassBeanInfoImpl) bi; cb!=null; cb=cb.superClazz) {
            for (Property p : cb.properties) {
                final Accessor acc = p.getElementPropertyAccessor(nsUri,localName);
                if(acc!=null)
                    return new RawAccessor() {
                        // Accessor.set/get are designed for unmarshaller/marshaller, and hence
                        // they go through an adapter behind the scene.
                        // this isn't desirable for JAX-WS, which essentially uses this method
                        // just as a reflection library. So use the "unadapted" version to
                        // achieve the desired semantics
                        public Object get(Object bean) throws AccessorException {
                            return acc.getUnadapted(bean);
                        }


                        public void set(Object bean, Object value) throws AccessorException {
                            acc.setUnadapted(bean,value);
                        }
                    };
            }
        }
        throw new JAXBException(new QName(nsUri,localName)+" is not a valid property on "+wrapperBean);

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    }


    public void buildChildElementUnmarshallers(UnmarshallerChain chain, QNameMap<ChildLoader> handlers) {
        keyLoader = keyBeanInfo.getLoader(chain.context,true);
        valueLoader = valueBeanInfo.getLoader(chain.context,true);
        handlers.put(tagName,new ChildLoader(itemsLoader,null));
    }

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    public Loader getLoader(JAXBContextImpl context, boolean typeSubstitutionCapable) {
        if(loader==null) {
            // these variables have to be set before they are initialized,
            // because the initialization may build other loaders and they may refer to this.
            StructureLoader sl = new StructureLoader(this);
            loader = sl;
            if(ci.hasSubClasses())
                loaderWithTypeSubst = new XsiTypeLoader(this);
            else
                // optimization. we know there can be no @xsi:type
                loaderWithTypeSubst = loader;




            sl.init(context,this,ci.getAttributeWildcard());
        }
        if(typeSubstitutionCapable)
            return loaderWithTypeSubst;
        else
            return loader;

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    public MarshallerImpl createMarshaller() {
        return new MarshallerImpl(this,null);
    }


    public UnmarshallerImpl createUnmarshaller() {
        return new UnmarshallerImpl(this,null);
    }

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                acc.set(bean,t);
        }


        public void parse(final BeanT bean, CharSequence lexical) throws AccessorException, SAXException {
            final String idref = WhiteSpaceProcessor.trim(lexical).toString();
            final UnmarshallingContext context = UnmarshallingContext.getInstance();


            final Callable callable = context.getObjectFromId(idref,acc.valueType);
            if(callable==null) {
                // the IDResolver decided to abort it now
                context.errorUnresolvedIDREF(bean,idref,context.getLocator());
                return;
            }


            TargetT t;
            try {
                t = (TargetT)callable.call();
            } catch (SAXException e) {// from callable.call
                throw e;
            } catch (RuntimeException e) {// from callable.call
                throw e;
            } catch (Exception e) {// from callable.call
                throw new SAXException2(e);
            }
            if(t!=null) {
                assign(bean,t,context);
            } else {
                // try again later
                final LocatorEx loc = new LocatorEx.Snapshot(context.getLocator());
                context.addPatcher(new Patcher() {
                    public void run() throws SAXException {
                        try {
                            TargetT t = (TargetT)callable.call();
                            if(t==null) {
                                context.errorUnresolvedIDREF(bean,idref,loc);
                            } else {
                                assign(bean,t,context);
                            }
                        } catch (AccessorException e) {
                            context.handleError(e);
                        } catch (SAXException e) {// from callable.call
                            throw e;
                        } catch (RuntimeException e) {// from callable.call
                            throw e;
                        } catch (Exception e) {// from callable.call

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                throw new AccessorException(e);
            }
        }


        public BeanT parse(CharSequence lexical) throws AccessorException, SAXException {
            UnmarshallingContext ctxt = UnmarshallingContext.getInstance();
            BeanT inst;
            if(ctxt!=null)
                inst = (BeanT)ctxt.createInstance(ownerClass);
            else
                // when this runs for parsing enum constants,
                // there's no UnmarshallingContext.
                inst = ClassFactory.create(ownerClass);

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            state.intercepter = this;


            // TODO: make sure there aren't too many duplicate of this code
            // create the object to unmarshal
            Object child;
            UnmarshallingContext context = state.getContext();


            // let's see if we can reuse the existing peer object
            child = context.getOuterPeer();


            if(child!=null && jaxbType!=child.getClass())
                child = null;   // unexpected type.


            if(child!=null)
                reset((JAXBElement)child,context);


            if(child==null)
                child = context.createInstance(ElementBeanInfoImpl.this);


            fireBeforeUnmarshal(ElementBeanInfoImpl.this, child, state);


            context.recordOuterPeer(child);
            UnmarshallingContext.State p = state.prev;
            p.backup = p.target;
            p.target = child;


            core.startElement(state,ea);

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                throw new AccessorException(e);
            }
        }


        public BeanT parse(CharSequence lexical) throws AccessorException, SAXException {
            UnmarshallingContext ctxt = UnmarshallingContext.getInstance();
            BeanT inst;
            if(ctxt!=null)
                inst = (BeanT)ctxt.createInstance(ownerClass);
            else
                // when this runs for parsing enum constants,
                // there's no UnmarshallingContext.
                inst = ClassFactory.create(ownerClass);

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                acc.set(bean,t);
        }


        public void parse(final BeanT bean, CharSequence lexical) throws AccessorException, SAXException {
            final String idref = WhiteSpaceProcessor.trim(lexical).toString();
            final UnmarshallingContext context = UnmarshallingContext.getInstance();


            final Callable callable = context.getObjectFromId(idref,acc.valueType);
            if(callable==null) {
                // the IDResolver decided to abort it now
                context.errorUnresolvedIDREF(bean,idref,context.getLocator());
                return;
            }


            TargetT t;
            try {
                t = (TargetT)callable.call();
            } catch (SAXException e) {// from callable.call
                throw e;
            } catch (RuntimeException e) {// from callable.call
                throw e;
            } catch (Exception e) {// from callable.call
                throw new SAXException2(e);
            }
            if(t!=null) {
                assign(bean,t,context);
            } else {
                // try again later
                final LocatorEx loc = new LocatorEx.Snapshot(context.getLocator());
                context.addPatcher(new Patcher() {
                    public void run() throws SAXException {
                        try {
                            TargetT t = (TargetT)callable.call();
                            if(t==null) {
                                context.errorUnresolvedIDREF(bean,idref,loc);
                            } else {
                                assign(bean,t,context);
                            }
                        } catch (AccessorException e) {
                            context.handleError(e);
                        } catch (SAXException e) {// from callable.call
                            throw e;
                        } catch (RuntimeException e) {// from callable.call
                            throw e;
                        } catch (Exception e) {// from callable.call

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            this.children = children;
        }


        @Override
        public void startElement(UnmarshallingContext.State state, TagName ea) throws SAXException {
            UnmarshallingContext context = state.getContext();
            context.startScope(1);
            // inherit the target so that our children can access its target
            state.target = state.prev.target;


            // start it now, so that even if there's no children we can still return empty collection
            context.getScope(0).start(acc,lister);
        }

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