Package org.codehaus.jackson.util

Examples of org.codehaus.jackson.util.TokenBuffer$Segment


        }
        if (_propertyBasedCreator != null) {
            return deserializeUsingPropertyBasedWithUnwrapped(jp, ctxt);
        }
       
        TokenBuffer tokens = new TokenBuffer(jp.getCodec());
        tokens.writeStartObject();
        final Object bean = _valueInstantiator.createUsingDefault();

        if (_injectables != null) {
            injectValues(ctxt, bean);
        }
       
        for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
            String propName = jp.getCurrentName();
            jp.nextToken();
            SettableBeanProperty prop = _beanProperties.find(propName);
            if (prop != null) { // normal case
                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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    {
        JsonToken t = jp.getCurrentToken();
        if (t == JsonToken.START_OBJECT) {
            t = jp.nextToken();
        }
        TokenBuffer tokens = new TokenBuffer(jp.getCodec());
        tokens.writeStartObject();
        for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) {
            String propName = jp.getCurrentName();
            SettableBeanProperty prop = _beanProperties.find(propName);
            jp.nextToken();
            if (prop != null) { // normal case
                try {
                    prop.deserializeAndSet(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(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(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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    {
        final Creator.PropertyBased 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 prop = creator.findCreatorProperty(propName);
            if (prop != null) {
                // Last creator property to set?
                Object value = prop.deserialize(jp, ctxt);
                if (buffer.assignParameter(prop.getCreatorIndex(), value)) {
                    jp.nextToken(); // to move to following FIELD_NAME/END_OBJECT
                    Object bean = creator.build(buffer);
        //  polymorphic?
        if (bean.getClass() != _beanType.getRawClass()) {
      return handlePolymorphic(jp, ctxt, bean, unknown);
        }
                    if (unknown != null) { // nope, just extra unknown stuff...
                        return handleUnknownProperties(ctxt, bean, unknown);
        }
        // or just clean?
                    return deserialize(jp, ctxt, bean);
                }
                continue;
            }
            // regular property? needs buffering
            prop = _props.get(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 =  creator.build(buffer);
        if (unknown != null) {
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        @Override
        public TokenBuffer deserialize(JsonParser jp, DeserializationContext ctxt)
            throws IOException, JsonProcessingException
        {
            TokenBuffer tb = new TokenBuffer(jp.getCodec());
            // quite simple, given that TokenBuffer is a JsonGenerator:
            tb.copyCurrentStructure(jp);
            return tb;
        }
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        } else if (t != JsonToken.FIELD_NAME) {
            throw ctxt.wrongTokenException(jp, JsonToken.START_OBJECT,
                    "need JSON Object to contain As.PROPERTY type information (for class "+baseTypeName()+")");
        }
        // Ok, let's try to find the property. But first, need token buffer...
        TokenBuffer tb = null;

        for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) {
            String name = jp.getCurrentName();
            jp.nextToken(); // to point to the value
            if (_propertyName.equals(name)) { // gotcha!
                JsonDeserializer<Object> deser = _findDeserializer(ctxt, jp.getText());
                // deserializer should take care of closing END_OBJECT as well
               if (tb != null) {
                    jp = JsonParserSequence.createFlattened(tb.asParser(jp), jp);
                }
                /* Must point to the next value; tb had no current, jp
                 * pointed to VALUE_STRING:
                 */
                jp.nextToken(); // to skip past String value
                // deserializer should take care of closing END_OBJECT as well
                return deser.deserialize(jp, ctxt);
            }
            if (tb == null) {
                tb = new TokenBuffer(null);
            }
            tb.writeFieldName(name);
            tb.copyCurrentStructure(jp);
        }
        // Error if we get here...
        throw ctxt.wrongTokenException(jp, JsonToken.FIELD_NAME,
                "missing property '"+_propertyName+"' that is to contain type id  (for class "+baseTypeName()+")");
    }
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    @SuppressWarnings("unchecked")
    public <T extends JsonNode> T valueToTree(Object fromValue)
        throws IllegalArgumentException
    {
        if (fromValue == null) return null;
        TokenBuffer buf = new TokenBuffer(this);
        JsonNode result;
        try {
            writeValue(buf, fromValue);
            JsonParser jp = buf.asParser();
            result = readTree(jp);
            jp.close();
        } catch (IOException e) { // should not occur, no real i/o...
            throw new IllegalArgumentException(e.getMessage(), e);
        }
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        // sanity check for null first:
        if (fromValue == null) return null;
        /* Then use TokenBuffer, which is a JsonGenerator:
         * (see [JACKSON-175])
         */
        TokenBuffer buf = new TokenBuffer(this);
        try {
            writeValue(buf, fromValue);
            // and provide as with a JsonParser for contents as well!
            JsonParser jp = buf.asParser();
            Object result = readValue(jp, toValueType);
            jp.close();
            return result;
        } catch (IOException e) { // should not occur, no real i/o...
            throw new IllegalArgumentException(e.getMessage(), e);
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  @Override
  public final <_Object_ extends Object> Object encode (final _Object_ object, final Class<_Object_> clasz)
  {
    try {
      final ObjectMapper mapper = new ObjectMapper ();
      final TokenBuffer buffer = new TokenBuffer (mapper);
      mapper.viewWriter (clasz).writeValue (buffer, object);
      final JsonParser parser = buffer.asParser ();
      final JsonNode node = mapper.readTree (parser);
      parser.close ();
      final Object data = this.transformFromNode (node);
      return (data);
    } catch (final IOException exception) {
View Full Code Here

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