/** @see com.amazonaws.http.HttpResponseHandler#handle(com.amazonaws.http.HttpResponse) */ public AmazonWebServiceResponse<T> handle(HttpResponse response) throws Exception { log.trace("Parsing service response JSON"); JsonParser jsonParser = jsonFactory.createJsonParser(response.getContent()); try { AmazonWebServiceResponse<T> awsResponse = new AmazonWebServiceResponse<T>(); JsonUnmarshallerContext unmarshallerContext = new JsonUnmarshallerContext(jsonParser); // TODO: Anything else to do for JSON metadata? unmarshallerContext.registerMetadataExpression( "ResponseMetadata/RequestId", 2, ResponseMetadata.AWS_REQUEST_ID); unmarshallerContext.registerMetadataExpression( "requestId", 2, ResponseMetadata.AWS_REQUEST_ID); registerAdditionalMetadataExpressions(unmarshallerContext); T result = responseUnmarshaller.unmarshall(unmarshallerContext); awsResponse.setResult(result); Map<String, String> metadata = unmarshallerContext.getMetadata(); awsResponse.setResponseMetadata(new ResponseMetadata(metadata)); log.trace("Done parsing service response"); return awsResponse; } finally { try { jsonParser.close(); } catch (Exception e) { } } }
/** @see com.amazonaws.http.HttpResponseHandler#handle(com.amazonaws.http.HttpResponse) */ public AmazonWebServiceResponse<T> handle(HttpResponse response) throws Exception { log.trace("Parsing service response JSON"); String CRC32Checksum = response.getHeaders().get("x-amz-crc32"); CRC32ChecksumCalculatingInputStream crc32ChecksumInputStream = null; JsonParser jsonParser = null; if (!needsConnectionLeftOpen) { if (CRC32Checksum != null) { crc32ChecksumInputStream = new CRC32ChecksumCalculatingInputStream(response.getContent()); jsonParser = jsonFactory.createParser(crc32ChecksumInputStream); } else { jsonParser = jsonFactory.createParser(response.getContent()); } } try { AmazonWebServiceResponse<T> awsResponse = new AmazonWebServiceResponse<T>(); JsonUnmarshallerContext unmarshallerContext = new JsonUnmarshallerContext(jsonParser, response); registerAdditionalMetadataExpressions(unmarshallerContext); T result = responseUnmarshaller.unmarshall(unmarshallerContext); if (CRC32Checksum != null) { long serverSideCRC = Long.parseLong(CRC32Checksum); long clientSideCRC = crc32ChecksumInputStream.getCRC32Checksum(); if (clientSideCRC != serverSideCRC) { throw new CRC32MismatchException( "Client calculated crc32 checksum didn't match that calculated by server side"); } } awsResponse.setResult(result); Map<String, String> metadata = unmarshallerContext.getMetadata(); metadata.put(ResponseMetadata.AWS_REQUEST_ID, response.getHeaders().get("x-amzn-RequestId")); awsResponse.setResponseMetadata(new ResponseMetadata(metadata)); log.trace("Done parsing service response"); return awsResponse; } finally { if (!needsConnectionLeftOpen) { try { jsonParser.close(); } catch (IOException e) { log.warn("Error closing json parser", e); } } } }
public <T extends AmazonWebServiceRequest> T getData( Class<T> clazz, Unmarshaller<T, JsonUnmarshallerContext> unmarshaller, String json) { ObjectMapper mapper = new ObjectMapper(); JsonFactory jsonFactory = new JsonFactory(); if (json != null) { try { JsonParser jsonParser = jsonFactory.createJsonParser(json); try { JsonUnmarshallerContext unmarshallerContext = new JsonUnmarshallerContext(jsonParser); T result = unmarshaller.unmarshall(unmarshallerContext); return result; } finally { } // return mapper.readValue(json, clazz); } catch (Exception e) { } } else { } return null; }