protected void addBeanProps(DeserializationContext deserializationcontext, BeanDescription beandescription, BeanDeserializerBuilder beandeserializerbuilder) throws JsonMappingException { SettableBeanProperty asettablebeanproperty[]; Iterator iterator1; boolean flag; asettablebeanproperty = beandeserializerbuilder.getValueInstantiator().getFromObjectArguments(deserializationcontext.getConfig()); Object obj = deserializationcontext.getAnnotationIntrospector(); Object obj2 = ((AnnotationIntrospector) (obj)).findIgnoreUnknownProperties(beandescription.getClassInfo()); if (obj2 != null) { beandeserializerbuilder.setIgnoreUnknownProperties(((Boolean) (obj2)).booleanValue()); } obj = ArrayBuilders.arrayToSet(((AnnotationIntrospector) (obj)).findPropertiesToIgnore(beandescription.getClassInfo())); for (obj2 = ((Set) (obj)).iterator(); ((Iterator) (obj2)).hasNext(); beandeserializerbuilder.addIgnorable((String)((Iterator) (obj2)).next())) { } obj2 = beandescription.findAnySetter(); if (obj2 != null) { beandeserializerbuilder.setAnySetter(constructAnySetter(deserializationcontext, beandescription, ((AnnotatedMethod) (obj2)))); } if (obj2 == null) { obj2 = beandescription.getIgnoredPropertyNames(); if (obj2 != null) { for (obj2 = ((Collection) (obj2)).iterator(); ((Iterator) (obj2)).hasNext(); beandeserializerbuilder.addIgnorable((String)((Iterator) (obj2)).next())) { } } } if (deserializationcontext.isEnabled(MapperFeature.USE_GETTERS_AS_SETTERS) && deserializationcontext.isEnabled(MapperFeature.AUTO_DETECT_GETTERS)) { flag = true; } else { flag = false; } obj = filterBeanProps(deserializationcontext, beandescription, beandeserializerbuilder, beandescription.findProperties(), ((Set) (obj))); obj2 = obj; if (_factoryConfig.hasDeserializerModifiers()) { Iterator iterator = _factoryConfig.deserializerModifiers().iterator(); do { obj2 = obj; if (!iterator.hasNext()) { break; } obj = ((BeanDeserializerModifier)iterator.next()).updateProperties(deserializationcontext.getConfig(), beandescription, ((List) (obj))); } while (true); } iterator1 = ((List) (obj2)).iterator(); _L7: if (!iterator1.hasNext()) goto _L2; else goto _L1
/** * Method for constructing a bean deserializer that uses specified intermediate Builder for * binding data, and construction of the value instance. Note that implementation is mostly copied * from the regular BeanDeserializer build method. */ @SuppressWarnings("unchecked") protected JsonDeserializer<Object> buildBuilderBasedDeserializer( DeserializationContext ctxt, JavaType valueType, BeanDescription builderDesc) throws JsonMappingException { // Creators, anyone? (to create builder itself) ValueInstantiator valueInstantiator = findValueInstantiator(ctxt, builderDesc); final DeserializationConfig config = ctxt.getConfig(); BeanDeserializerBuilder builder = constructBeanDeserializerBuilder(ctxt, builderDesc); builder.setValueInstantiator(valueInstantiator); // And then "with methods" for deserializing from JSON Object addBeanProps(ctxt, builderDesc, builder); addObjectIdReader(ctxt, builderDesc, builder); // managed/back reference fields/setters need special handling... first part addReferenceProperties(ctxt, builderDesc, builder); addInjectables(ctxt, builderDesc, builder); JsonPOJOBuilder.Value builderConfig = builderDesc.findPOJOBuilderConfig(); final String buildMethodName = (builderConfig == null) ? "build" : builderConfig.buildMethodName; // and lastly, find build method to use: AnnotatedMethod buildMethod = builderDesc.findMethod(buildMethodName, null); if (buildMethod != null) { // note: can't yet throw error; may be given build method if (config.canOverrideAccessModifiers()) { ClassUtil.checkAndFixAccess(buildMethod.getMember()); } } builder.setPOJOBuilder(buildMethod, builderConfig); // this may give us more information... if (_factoryConfig.hasDeserializerModifiers()) { for (BeanDeserializerModifier mod : _factoryConfig.deserializerModifiers()) { builder = mod.updateBuilder(config, builderDesc, builder); } } JsonDeserializer<?> deserializer = builder.buildBuilderBased(valueType, buildMethodName); // [JACKSON-440]: may have modifier(s) that wants to modify or replace serializer we just built: if (_factoryConfig.hasDeserializerModifiers()) { for (BeanDeserializerModifier mod : _factoryConfig.deserializerModifiers()) { deserializer = mod.modifyDeserializer(config, builderDesc, deserializer); } } return (JsonDeserializer<Object>) deserializer; }
/** * Method that is to actually build a bean deserializer instance. All basic sanity checks have * been done to know that what we have may be a valid bean type, and that there are no default * simple deserializers. */ @SuppressWarnings("unchecked") public JsonDeserializer<Object> buildBeanDeserializer( DeserializationContext ctxt, JavaType type, BeanDescription beanDesc) throws JsonMappingException { // First: check what creators we can use, if any ValueInstantiator valueInstantiator = findValueInstantiator(ctxt, beanDesc); BeanDeserializerBuilder builder = constructBeanDeserializerBuilder(ctxt, beanDesc); builder.setValueInstantiator(valueInstantiator); // And then setters for deserializing from JSON Object addBeanProps(ctxt, beanDesc, builder); addObjectIdReader(ctxt, beanDesc, builder); // managed/back reference fields/setters need special handling... first part addReferenceProperties(ctxt, beanDesc, builder); addInjectables(ctxt, beanDesc, builder); final DeserializationConfig config = ctxt.getConfig(); // [JACKSON-440]: update builder now that all information is in? if (_factoryConfig.hasDeserializerModifiers()) { for (BeanDeserializerModifier mod : _factoryConfig.deserializerModifiers()) { builder = mod.updateBuilder(config, beanDesc, builder); } } JsonDeserializer<?> deserializer; /* 19-Mar-2012, tatu: This check used to be done earlier; but we have to defer * it a bit to collect information on ObjectIdReader, for example. */ if (type.isAbstract() && !valueInstantiator.canInstantiate()) { deserializer = builder.buildAbstract(); } else { deserializer = builder.build(); } // [JACKSON-440]: may have modifier(s) that wants to modify or replace serializer we just built: if (_factoryConfig.hasDeserializerModifiers()) { for (BeanDeserializerModifier mod : _factoryConfig.deserializerModifiers()) { deserializer = mod.modifyDeserializer(config, beanDesc, deserializer); } } return (JsonDeserializer<Object>) deserializer; }
protected void addObjectIdReader( DeserializationContext ctxt, BeanDescription beanDesc, BeanDeserializerBuilder builder) throws JsonMappingException { ObjectIdInfo objectIdInfo = beanDesc.getObjectIdInfo(); if (objectIdInfo == null) { return; } Class<?> implClass = objectIdInfo.getGeneratorType(); JavaType idType; SettableBeanProperty idProp; ObjectIdGenerator<?> gen; // Just one special case: Property-based generator is trickier if (implClass == ObjectIdGenerators.PropertyGenerator.class) { // most special one, needs extra work String propName = objectIdInfo.getPropertyName(); idProp = builder.findProperty(propName); if (idProp == null) { throw new IllegalArgumentException( "Invalid Object Id definition for " + beanDesc.getBeanClass().getName() + ": can not find property with name '" + propName + "'"); } idType = idProp.getType(); gen = new PropertyBasedObjectIdGenerator(objectIdInfo.getScope()); } else { JavaType type = ctxt.constructType(implClass); idType = ctxt.getTypeFactory().findTypeParameters(type, ObjectIdGenerator.class)[0]; idProp = null; gen = ctxt.objectIdGeneratorInstance(beanDesc.getClassInfo(), objectIdInfo); } // also: unlike with value deserializers, let's just resolve one we need here JsonDeserializer<?> deser = ctxt.findRootValueDeserializer(idType); builder.setObjectIdReader( ObjectIdReader.construct(idType, objectIdInfo.getPropertyName(), gen, deser, idProp)); }
/** * Method called locate all members used for value injection (if any), constructor {@link * com.fasterxml.jackson.databind.deser.impl.ValueInjector} instances, and add them to builder. */ protected void addInjectables( DeserializationContext ctxt, BeanDescription beanDesc, BeanDeserializerBuilder builder) throws JsonMappingException { Map<Object, AnnotatedMember> raw = beanDesc.findInjectables(); if (raw != null) { boolean fixAccess = ctxt.canOverrideAccessModifiers(); for (Map.Entry<Object, AnnotatedMember> entry : raw.entrySet()) { AnnotatedMember m = entry.getValue(); if (fixAccess) { m.fixAccess(); // to ensure we can call it } builder.addInjectable( m.getName(), beanDesc.resolveType(m.getGenericType()), beanDesc.getClassAnnotations(), m, entry.getKey()); } } }
/** * Method that will find if bean has any managed- or back-reference properties, and if so add them * to bean, to be linked during resolution phase. */ protected void addReferenceProperties( DeserializationContext ctxt, BeanDescription beanDesc, BeanDeserializerBuilder builder) throws JsonMappingException { // and then back references, not necessarily found as regular properties Map<String, AnnotatedMember> refs = beanDesc.findBackReferenceProperties(); if (refs != null) { for (Map.Entry<String, AnnotatedMember> en : refs.entrySet()) { String name = en.getKey(); AnnotatedMember m = en.getValue(); Type genericType; if (m instanceof AnnotatedMethod) { genericType = ((AnnotatedMethod) m).getGenericParameterType(0); } else { genericType = m.getRawType(); } SimpleBeanPropertyDefinition propDef = new SimpleBeanPropertyDefinition(m); builder.addBackReferenceProperty( name, constructSettableProperty(ctxt, beanDesc, propDef, genericType)); } } }
/** * Helper method called to filter out explicit ignored properties, as well as properties that have * "ignorable types". Note that this will not remove properties that have no setters. */ protected List<BeanPropertyDefinition> filterBeanProps( DeserializationContext ctxt, BeanDescription beanDesc, BeanDeserializerBuilder builder, List<BeanPropertyDefinition> propDefsIn, Set<String> ignored) throws JsonMappingException { ArrayList<BeanPropertyDefinition> result = new ArrayList<BeanPropertyDefinition>(Math.max(4, propDefsIn.size())); HashMap<Class<?>, Boolean> ignoredTypes = new HashMap<Class<?>, Boolean>(); // These are all valid setters, but we do need to introspect bit more for (BeanPropertyDefinition property : propDefsIn) { String name = property.getName(); if (ignored.contains( name)) { // explicit ignoral using @JsonIgnoreProperties needs to block entries continue; } if (!property.hasConstructorParameter()) { // never skip constructor params Class<?> rawPropertyType = null; if (property.hasSetter()) { rawPropertyType = property.getSetter().getRawParameterType(0); } else if (property.hasField()) { rawPropertyType = property.getField().getRawType(); } // [JACKSON-429] Some types are declared as ignorable as well if ((rawPropertyType != null) && (isIgnorableType(ctxt.getConfig(), beanDesc, rawPropertyType, ignoredTypes))) { // important: make ignorable, to avoid errors if value is actually seen builder.addIgnorable(name); continue; } } result.add(property); } return result; }
/** * Method called to figure out settable properties for the bean deserializer to use. * * <p>Note: designed to be overridable, and effort is made to keep interface similar between * versions. */ protected void addBeanProps( DeserializationContext ctxt, BeanDescription beanDesc, BeanDeserializerBuilder builder) throws JsonMappingException { final SettableBeanProperty[] creatorProps = builder.getValueInstantiator().getFromObjectArguments(ctxt.getConfig()); // Things specified as "ok to ignore"? [JACKSON-77] AnnotationIntrospector intr = ctxt.getAnnotationIntrospector(); boolean ignoreAny = false; { Boolean B = intr.findIgnoreUnknownProperties(beanDesc.getClassInfo()); if (B != null) { ignoreAny = B.booleanValue(); builder.setIgnoreUnknownProperties(ignoreAny); } } // Or explicit/implicit definitions? Set<String> ignored = ArrayBuilders.arrayToSet(intr.findPropertiesToIgnore(beanDesc.getClassInfo())); for (String propName : ignored) { builder.addIgnorable(propName); } // Also, do we have a fallback "any" setter? AnnotatedMethod anySetter = beanDesc.findAnySetter(); if (anySetter != null) { builder.setAnySetter(constructAnySetter(ctxt, beanDesc, anySetter)); } // NOTE: we do NOT add @JsonIgnore'd properties into blocked ones if there's any setter // Implicit ones via @JsonIgnore and equivalent? if (anySetter == null) { Collection<String> ignored2 = beanDesc.getIgnoredPropertyNames(); if (ignored2 != null) { for (String propName : ignored2) { // allow ignoral of similarly named JSON property, but do not force; // latter means NOT adding this to 'ignored': builder.addIgnorable(propName); } } } final boolean useGettersAsSetters = (ctxt.isEnabled(MapperFeature.USE_GETTERS_AS_SETTERS) && ctxt.isEnabled(MapperFeature.AUTO_DETECT_GETTERS)); // Ok: let's then filter out property definitions List<BeanPropertyDefinition> propDefs = filterBeanProps(ctxt, beanDesc, builder, beanDesc.findProperties(), ignored); // After which we can let custom code change the set if (_factoryConfig.hasDeserializerModifiers()) { for (BeanDeserializerModifier mod : _factoryConfig.deserializerModifiers()) { propDefs = mod.updateProperties(ctxt.getConfig(), beanDesc, propDefs); } } // At which point we still have all kinds of properties; not all with mutators: for (BeanPropertyDefinition propDef : propDefs) { SettableBeanProperty prop = null; if (propDef.hasConstructorParameter()) { /* [JACKSON-700] If property is passed via constructor parameter, we must * handle things in special way. Not sure what is the most optimal way... * for now, let's just call a (new) method in builder, which does nothing. */ // but let's call a method just to allow custom builders to be aware... final String name = propDef.getName(); for (SettableBeanProperty cp : creatorProps) { if (name.equals(cp.getName())) { prop = cp; break; } } if (prop == null) { throw ctxt.mappingException("Could not find creator property with name '" + name + "'"); } builder.addCreatorProperty(prop); continue; } if (propDef.hasSetter()) { Type propertyType = propDef.getSetter().getGenericParameterType(0); prop = constructSettableProperty(ctxt, beanDesc, propDef, propertyType); } else if (propDef.hasField()) { Type propertyType = propDef.getField().getGenericType(); prop = constructSettableProperty(ctxt, beanDesc, propDef, propertyType); } else if (useGettersAsSetters && propDef.hasGetter()) { /* As per [JACKSON-88], may also need to consider getters * for Map/Collection properties; but with lowest precedence */ AnnotatedMethod getter = propDef.getGetter(); // should only consider Collections and Maps, for now? Class<?> rawPropertyType = getter.getRawType(); if (Collection.class.isAssignableFrom(rawPropertyType) || Map.class.isAssignableFrom(rawPropertyType)) { prop = constructSetterlessProperty(ctxt, beanDesc, propDef); } } if (prop != null) { Class<?>[] views = propDef.findViews(); if (views == null) { // one more twist: if default inclusion disabled, need to force empty set of views if (!ctxt.isEnabled(MapperFeature.DEFAULT_VIEW_INCLUSION)) { views = NO_VIEWS; } } // one more thing before adding to builder: copy any metadata prop.setViews(views); builder.addProperty(prop); } } }
@SuppressWarnings("unchecked") public JsonDeserializer<Object> buildThrowableDeserializer( DeserializationContext ctxt, JavaType type, BeanDescription beanDesc) throws JsonMappingException { final DeserializationConfig config = ctxt.getConfig(); // first: construct like a regular bean deserializer... BeanDeserializerBuilder builder = constructBeanDeserializerBuilder(ctxt, beanDesc); builder.setValueInstantiator(findValueInstantiator(ctxt, beanDesc)); addBeanProps(ctxt, beanDesc, builder); // (and assume there won't be any back references) // But then let's decorate things a bit /* To resolve [JACKSON-95], need to add "initCause" as setter * for exceptions (sub-classes of Throwable). */ AnnotatedMethod am = beanDesc.findMethod("initCause", INIT_CAUSE_PARAMS); if (am != null) { // should never be null SimpleBeanPropertyDefinition propDef = new SimpleBeanPropertyDefinition(am, "cause"); SettableBeanProperty prop = constructSettableProperty(ctxt, beanDesc, propDef, am.getGenericParameterType(0)); if (prop != null) { /* 21-Aug-2011, tatus: We may actually have found 'cause' property * to set (with new 1.9 code)... but let's replace it just in case, * otherwise can end up with odd errors. */ builder.addOrReplaceProperty(prop, true); } } // And also need to ignore "localizedMessage" builder.addIgnorable("localizedMessage"); // [JACKSON-794]: JDK 7 also added "getSuppressed", skip if we have such data: builder.addIgnorable("suppressed"); /* As well as "message": it will be passed via constructor, * as there's no 'setMessage()' method */ builder.addIgnorable("message"); // [JACKSON-440]: update builder now that all information is in? if (_factoryConfig.hasDeserializerModifiers()) { for (BeanDeserializerModifier mod : _factoryConfig.deserializerModifiers()) { builder = mod.updateBuilder(config, beanDesc, builder); } } JsonDeserializer<?> deserializer = builder.build(); /* At this point it ought to be a BeanDeserializer; if not, must assume * it's some other thing that can handle deserialization ok... */ if (deserializer instanceof BeanDeserializer) { deserializer = new ThrowableDeserializer((BeanDeserializer) deserializer); } // [JACKSON-440]: may have modifier(s) that wants to modify or replace serializer we just built: if (_factoryConfig.hasDeserializerModifiers()) { for (BeanDeserializerModifier mod : _factoryConfig.deserializerModifiers()) { deserializer = mod.modifyDeserializer(config, beanDesc, deserializer); } } return (JsonDeserializer<Object>) deserializer; }