Package com.fasterxml.jackson.databind.util

Examples of com.fasterxml.jackson.databind.util.TokenBuffer$Parser


        throws IllegalArgumentException
    {       
        /* Then use TokenBuffer, which is a JsonGenerator:
         * (see [JACKSON-175])
         */
        TokenBuffer buf = new TokenBuffer(this);
        try {
            // inlined 'writeValue' with minor changes:
            // first: disable wrapping when writing
            SerializationConfig config = getSerializationConfig().without(SerializationFeature.WRAP_ROOT_VALUE);
            // no need to check for closing of TokenBuffer
            _serializerProvider(config).serializeValue(buf, fromValue);

            // then matching read, inlined 'readValue' with minor mods:
            final JsonParser jp = buf.asParser();
            Object result;
            // ok to pass in existing feature flags; unwrapping handled by mapper
            final DeserializationConfig deserConfig = getDeserializationConfig();
            JsonToken t = _initForReading(jp);
            if (t == JsonToken.VALUE_NULL) {
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    {
        final PropertyBasedCreator creator = _propertyBasedCreator;
        PropertyValueBuffer buffer = creator.startBuilding(jp, ctxt);

        // 04-Jan-2010, tatu: May need to collect unknown properties for polymorphic cases
        TokenBuffer unknown = null;

        JsonToken t = jp.getCurrentToken();
        for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) {
            String propName = jp.getCurrentName();
            jp.nextToken(); // to point to value
            // creator property?
            SettableBeanProperty creatorProp = creator.findCreatorProperty(propName);
            if (creatorProp != null) {
                // Last creator property to set?
                Object value = creatorProp.deserialize(jp, ctxt);
                if (buffer.assignParameter(creatorProp.getPropertyIndex(), value)) {
                    jp.nextToken(); // to move to following FIELD_NAME/END_OBJECT
                    Object bean;
                    try {
                        bean = creator.build(ctxt, buffer);
                    } catch (Exception e) {
                        wrapAndThrow(e, _beanType.getRawClass(), propName, ctxt);
                        continue; // never gets here
                    }
                    //  polymorphic?
                if (bean.getClass() != _beanType.getRawClass()) {
                    return handlePolymorphic(jp, ctxt, bean, unknown);
                }
                if (unknown != null) { // nope, just extra unknown stuff...
                    bean = handleUnknownProperties(ctxt, bean, unknown);
                }
                // or just clean?
                return _deserialize(jp, ctxt, bean);
                }
                continue;
            }
            // regular property? needs buffering
            SettableBeanProperty prop = _beanProperties.find(propName);
            if (prop != null) {
                buffer.bufferProperty(prop, prop.deserialize(jp, ctxt));
                continue;
            }
            /* As per [JACKSON-313], things marked as ignorable should not be
             * passed to any setter
             */
            if (_ignorableProps != null && _ignorableProps.contains(propName)) {
                jp.skipChildren();
                continue;
            }
            // "any property"?
            if (_anySetter != null) {
                buffer.bufferAnyProperty(_anySetter, propName, _anySetter.deserialize(jp, ctxt));
                continue;
            }
            // Ok then, let's collect the whole field; name and value
            if (unknown == null) {
                unknown = new TokenBuffer(jp.getCodec());
            }
            unknown.writeFieldName(propName);
            unknown.copyCurrentStructure(jp);
        }

        // We hit END_OBJECT, so:
        Object bean;
        try {
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            return _valueInstantiator.createUsingDelegate(ctxt, _delegateDeserializer.deserialize(jp, ctxt));
        }
        if (_propertyBasedCreator != null) {
            return deserializeUsingPropertyBasedWithUnwrapped(jp, ctxt);
        }
        TokenBuffer tokens = new TokenBuffer(jp.getCodec());
        tokens.writeStartObject();
        Object bean = _valueInstantiator.createUsingDefault(ctxt);

        if (_injectables != null) {
            injectValues(ctxt, bean);
        }

        final Class<?> activeView = _needViewProcesing ? ctxt.getActiveView() : null;
       
        for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
            String propName = jp.getCurrentName();
            jp.nextToken();
            SettableBeanProperty prop = _beanProperties.find(propName);
            if (prop != null) { // normal case
                if (activeView != null && !prop.visibleInView(activeView)) {
                    jp.skipChildren();
                    continue;
                }
                try {
                    bean = prop.deserializeSetAndReturn(jp, ctxt, bean);
                } catch (Exception e) {
                    wrapAndThrow(e, bean, propName, ctxt);
                }
                continue;
            }
            // ignorable things should be ignored
            if (_ignorableProps != null && _ignorableProps.contains(propName)) {
                jp.skipChildren();
                continue;
            }
            // but... others should be passed to unwrapped property deserializers
            tokens.writeFieldName(propName);
            tokens.copyCurrentStructure(jp);
            // how about any setter? We'll get copies but...
            if (_anySetter != null) {
                try {
                    _anySetter.deserializeAndSet(jp, ctxt, bean, propName);
                } catch (Exception e) {
                    wrapAndThrow(e, bean, propName, ctxt);
                }
                continue;
            }
        }
        tokens.writeEndObject();
        _unwrappedPropertyHandler.processUnwrapped(jp, ctxt, bean, tokens);
        return bean;
    }   
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    {
        JsonToken t = jp.getCurrentToken();
        if (t == JsonToken.START_OBJECT) {
            t = jp.nextToken();
        }
        TokenBuffer tokens = new TokenBuffer(jp.getCodec());
        tokens.writeStartObject();
        final Class<?> activeView = _needViewProcesing ? ctxt.getActiveView() : null;
        for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) {
            String propName = jp.getCurrentName();
            SettableBeanProperty prop = _beanProperties.find(propName);
            jp.nextToken();
            if (prop != null) { // normal case
                if (activeView != null && !prop.visibleInView(activeView)) {
                    jp.skipChildren();
                    continue;
                }
                try {
                    bean = prop.deserializeSetAndReturn(jp, ctxt, bean);
                } catch (Exception e) {
                    wrapAndThrow(e, bean, propName, ctxt);
                }
                continue;
            }
            if (_ignorableProps != null && _ignorableProps.contains(propName)) {
                jp.skipChildren();
                continue;
            }
            // but... others should be passed to unwrapped property deserializers
            tokens.writeFieldName(propName);
            tokens.copyCurrentStructure(jp);
            // how about any setter? We'll get copies but...
            if (_anySetter != null) {
                _anySetter.deserializeAndSet(jp, ctxt, bean, propName);
            }
        }
        tokens.writeEndObject();
        _unwrappedPropertyHandler.processUnwrapped(jp, ctxt, bean, tokens);
        return bean;
    }
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        throws IOException, JsonProcessingException
    {
        final PropertyBasedCreator creator = _propertyBasedCreator;
        PropertyValueBuffer buffer = creator.startBuilding(jp, ctxt);

        TokenBuffer tokens = new TokenBuffer(jp.getCodec());
        tokens.writeStartObject();

        JsonToken t = jp.getCurrentToken();
        for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) {
            String propName = jp.getCurrentName();
            jp.nextToken(); // to point to value
            // creator property?
            SettableBeanProperty creatorProp = creator.findCreatorProperty(propName);
            if (creatorProp != null) {
                // Last creator property to set?
                Object value = creatorProp.deserialize(jp, ctxt);
                if (buffer.assignParameter(creatorProp.getPropertyIndex(), value)) {
                    t = jp.nextToken(); // to move to following FIELD_NAME/END_OBJECT
                    Object bean;
                    try {
                        bean = creator.build(ctxt, buffer);
                    } catch (Exception e) {
                        wrapAndThrow(e, _beanType.getRawClass(), propName, ctxt);
                        continue; // never gets here
                    }
                    // if so, need to copy all remaining tokens into buffer
                    while (t == JsonToken.FIELD_NAME) {
                        jp.nextToken(); // to skip name
                        tokens.copyCurrentStructure(jp);
                        t = jp.nextToken();
                    }
                    tokens.writeEndObject();
                    if (bean.getClass() != _beanType.getRawClass()) {
                        // !!! 08-Jul-2011, tatu: Could probably support; but for now
                        //   it's too complicated, so bail out
                        throw ctxt.mappingException("Can not create polymorphic instances with unwrapped values");
                    }
                    return _unwrappedPropertyHandler.processUnwrapped(jp, ctxt, bean, tokens);
                }
                continue;
            }
            // regular property? needs buffering
            SettableBeanProperty prop = _beanProperties.find(propName);
            if (prop != null) {
                buffer.bufferProperty(prop, prop.deserialize(jp, ctxt));
                continue;
            }
            /* As per [JACKSON-313], things marked as ignorable should not be
             * passed to any setter
             */
            if (_ignorableProps != null && _ignorableProps.contains(propName)) {
                jp.skipChildren();
                continue;
            }
            tokens.writeFieldName(propName);
            tokens.copyCurrentStructure(jp);
            // "any property"?
            if (_anySetter != null) {
                buffer.bufferAnyProperty(_anySetter, propName, _anySetter.deserialize(jp, ctxt));
            }
        }
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    {
        final ExternalTypeHandler ext = _externalTypeIdHandler.start();
        final PropertyBasedCreator creator = _propertyBasedCreator;
        PropertyValueBuffer buffer = creator.startBuilding(jp, ctxt);

        TokenBuffer tokens = new TokenBuffer(jp.getCodec());
        tokens.writeStartObject();

        JsonToken t = jp.getCurrentToken();
        for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) {
            String propName = jp.getCurrentName();
            jp.nextToken(); // to point to value
            // creator property?
            SettableBeanProperty creatorProp = creator.findCreatorProperty(propName);
            if (creatorProp != null) {
                // Last creator property to set?
                Object value = creatorProp.deserialize(jp, ctxt);
                if (buffer.assignParameter(creatorProp.getPropertyIndex(), value)) {
                    t = jp.nextToken(); // to move to following FIELD_NAME/END_OBJECT
                    Object bean;
                    try {
                        bean = creator.build(ctxt, buffer);
                    } catch (Exception e) {
                        wrapAndThrow(e, _beanType.getRawClass(), propName, ctxt);
                        continue; // never gets here
                    }
                    // if so, need to copy all remaining tokens into buffer
                    while (t == JsonToken.FIELD_NAME) {
                        jp.nextToken(); // to skip name
                        tokens.copyCurrentStructure(jp);
                        t = jp.nextToken();
                    }
                    if (bean.getClass() != _beanType.getRawClass()) {
                        // !!! 08-Jul-2011, tatu: Could probably support; but for now
                        //   it's too complicated, so bail out
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        if (prop.hasTypePropertyName(propName)) {
            _typeIds[index] = jp.getText();
            jp.skipChildren();
            canDeserialize = (bean != null) && (_tokens[index] != null);
        } else {
            TokenBuffer tokens = new TokenBuffer(jp.getCodec());
            tokens.copyCurrentStructure(jp);
            _tokens[index] = tokens;
            canDeserialize = (bean != null) && (_typeIds[index] != null);
        }
        /* Minor optimization: let's deserialize properties as soon as
         * we have all pertinent information:
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        throws IOException, JsonProcessingException
    {
        /* Ok: time to mix type id, value; and we will actually use "wrapper-array"
         * style to ensure we can handle all kinds of JSON constructs.
         */
        TokenBuffer merged = new TokenBuffer(jp.getCodec());
        merged.writeStartArray();
        merged.writeString(_typeIds[index]);
        JsonParser p2 = _tokens[index].asParser(jp);
        p2.nextToken();
        merged.copyCurrentStructure(p2);
        merged.writeEndArray();
        // needs to point to START_OBJECT (or whatever first token is)
        p2 = merged.asParser(jp);
        p2.nextToken();
        _properties[index].getProperty().deserializeAndSet(p2, ctxt, bean);
    }
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    {
        final PropertyBasedCreator creator = _propertyBasedCreator;
        PropertyValueBuffer buffer = creator.startBuilding(jp, ctxt);

        // 04-Jan-2010, tatu: May need to collect unknown properties for polymorphic cases
        TokenBuffer unknown = null;

        JsonToken t = jp.getCurrentToken();
        for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) {
            String propName = jp.getCurrentName();
            jp.nextToken(); // to point to value
            // creator property?
            SettableBeanProperty creatorProp = creator.findCreatorProperty(propName);
            if (creatorProp != null) {
                // Last creator property to set?
                Object value = creatorProp.deserialize(jp, ctxt);
                if (buffer.assignParameter(creatorProp.getPropertyIndex(), value)) {
                    jp.nextToken(); // to move to following FIELD_NAME/END_OBJECT
                    Object bean;
                    try {
                        bean = creator.build(ctxt, buffer);
                    } catch (Exception e) {
                        wrapAndThrow(e, _beanType.getRawClass(), propName, ctxt);
                        continue; // never gets here
                    }
                    //  polymorphic?
        if (bean.getClass() != _beanType.getRawClass()) {
      return handlePolymorphic(jp, ctxt, bean, unknown);
        }
                    if (unknown != null) { // nope, just extra unknown stuff...
                        bean = handleUnknownProperties(ctxt, bean, unknown);
        }
        // or just clean?
                    return deserialize(jp, ctxt, bean);
                }
                continue;
            }
            // regular property? needs buffering
            SettableBeanProperty prop = _beanProperties.find(propName);
            if (prop != null) {
                buffer.bufferProperty(prop, prop.deserialize(jp, ctxt));
                continue;
            }
            /* As per [JACKSON-313], things marked as ignorable should not be
             * passed to any setter
             */
            if (_ignorableProps != null && _ignorableProps.contains(propName)) {
                jp.skipChildren();
                continue;
            }
            // "any property"?
            if (_anySetter != null) {
                buffer.bufferAnyProperty(_anySetter, propName, _anySetter.deserialize(jp, ctxt));
                continue;
            }
            // Ok then, let's collect the whole field; name and value
            if (unknown == null) {
                unknown = new TokenBuffer(jp.getCodec());
            }
            unknown.writeFieldName(propName);
            unknown.copyCurrentStructure(jp);
        }

        // We hit END_OBJECT, so:
        Object bean;
        try {
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            return _valueInstantiator.createUsingDelegate(ctxt, _delegateDeserializer.deserialize(jp, ctxt));
        }
        if (_propertyBasedCreator != null) {
            return deserializeUsingPropertyBasedWithUnwrapped(jp, ctxt);
        }
        TokenBuffer tokens = new TokenBuffer(jp.getCodec());
        tokens.writeStartObject();
        final Object bean = _valueInstantiator.createUsingDefault(ctxt);

        if (_injectables != null) {
            injectValues(ctxt, bean);
        }

        final Class<?> activeView = _needViewProcesing ? ctxt.getActiveView() : null;
       
        for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
            String propName = jp.getCurrentName();
            jp.nextToken();
            SettableBeanProperty prop = _beanProperties.find(propName);
            if (prop != null) { // normal case
                if (activeView != null && !prop.visibleInView(activeView)) {
                    jp.skipChildren();
                    continue;
                }
                try {
                    prop.deserializeAndSet(jp, ctxt, bean);
                } catch (Exception e) {
                    wrapAndThrow(e, bean, propName, ctxt);
                }
                continue;
            }
            // ignorable things should be ignored
            if (_ignorableProps != null && _ignorableProps.contains(propName)) {
                jp.skipChildren();
                continue;
            }
            // but... others should be passed to unwrapped property deserializers
            tokens.writeFieldName(propName);
            tokens.copyCurrentStructure(jp);
            // how about any setter? We'll get copies but...
            if (_anySetter != null) {
                try {
                    _anySetter.deserializeAndSet(jp, ctxt, bean, propName);
                } catch (Exception e) {
                    wrapAndThrow(e, bean, propName, ctxt);
                }
                continue;
            }
        }
        tokens.writeEndObject();
        _unwrappedPropertyHandler.processUnwrapped(jp, ctxt, bean, tokens);
        return bean;
    }   
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