Examples with HttpMessageNotWritableException org.springframework.http.converter.HttpMessageNotWritableException used on opensource projects

Example 26 with HttpMessageNotWritableException

use of org.springframework.http.converter.HttpMessageNotWritableException in project fastjson by alibaba.

the class FastJsonHttpMessageConverter method writeInternal.

@Override
protected void writeInternal(Object object, HttpOutputMessage outputMessage) throws IOException, HttpMessageNotWritableException {
    ByteArrayOutputStream outnew = new ByteArrayOutputStream();
    try {
        HttpHeaders headers = outputMessage.getHeaders();
        // 获取全局配置的filter
        SerializeFilter[] globalFilters = fastJsonConfig.getSerializeFilters();
        List<SerializeFilter> allFilters = new ArrayList<SerializeFilter>(Arrays.asList(globalFilters));
        boolean isJsonp = false;
        // 不知道为什么会有这行代码， 但是为了保持和原来的行为一致，还是保留下来
        Object value = strangeCodeForJackson(object);
        if (value instanceof FastJsonContainer) {
            FastJsonContainer fastJsonContainer = (FastJsonContainer) value;
            PropertyPreFilters filters = fastJsonContainer.getFilters();
            allFilters.addAll(filters.getFilters());
            value = fastJsonContainer.getValue();
        }
        // 但是新的JSONPObject将返回标准的contentType：application/javascript ，不对是否有function进行判断
        if (value instanceof MappingFastJsonValue) {
            if (!StringUtils.isEmpty(((MappingFastJsonValue) value).getJsonpFunction())) {
                isJsonp = true;
            }
        } else if (value instanceof JSONPObject) {
            isJsonp = true;
        }
        int len = // 
        JSON.writeJSONStringWithFastJsonConfig(// 
        outnew, // 
        fastJsonConfig.getCharset(), // 
        value, // 
        fastJsonConfig.getSerializeConfig(), // fastJsonConfig.getSerializeFilters(), //
        allFilters.toArray(new SerializeFilter[allFilters.size()]), // 
        fastJsonConfig.getDateFormat(), // 
        JSON.DEFAULT_GENERATE_FEATURE, fastJsonConfig.getSerializerFeatures());
        if (isJsonp) {
            headers.setContentType(APPLICATION_JAVASCRIPT);
        }
        if (fastJsonConfig.isWriteContentLength() && !setLengthError) {
            try {
                headers.setContentLength(len);
            } catch (UnsupportedOperationException ex) {
                // skip
                setLengthError = true;
            }
        }
        outnew.writeTo(outputMessage.getBody());
    } catch (JSONException ex) {
        throw new HttpMessageNotWritableException("Could not write JSON: " + ex.getMessage(), ex);
    } finally {
        outnew.close();
    }
}

Example 27 with HttpMessageNotWritableException

use of org.springframework.http.converter.HttpMessageNotWritableException in project spring-data-document-examples by spring-projects.

the class MappingJacksonHttpMessageConverter method writeInternal.

@Override
protected void writeInternal(Object o, HttpOutputMessage outputMessage) throws IOException, HttpMessageNotWritableException {
    JsonEncoding encoding = getEncoding(outputMessage.getHeaders().getContentType());
    JsonGenerator jsonGenerator = this.objectMapper.getJsonFactory().createJsonGenerator(outputMessage.getBody(), encoding);
    try {
        if (this.prefixJson) {
            jsonGenerator.writeRaw("{} && ");
        }
        this.objectMapper.writeValue(jsonGenerator, o);
    } catch (JsonGenerationException ex) {
        throw new HttpMessageNotWritableException("Could not write JSON: " + ex.getMessage(), ex);
    }
}