public AppendObjectResponse appendObject()

in java/src/main/java/com/aliyun/oss/Client.java [3135:3252]
110 lines of code
15 McCabe index (conditional complexity)

    public AppendObjectResponse appendObject(AppendObjectRequest request, com.aliyun.ossutil.models.RuntimeOptions runtime) throws Exception {
        TeaModel.validateParams(request, "request");
        java.util.Map<String, Object> runtime_ = TeaConverter.buildMap(
            new TeaPair("timeouted", "retry"),
            new TeaPair("readTimeout", com.aliyun.teautil.Common.defaultNumber(runtime.readTimeout, _readTimeout)),
            new TeaPair("connectTimeout", com.aliyun.teautil.Common.defaultNumber(runtime.connectTimeout, _connectTimeout)),
            new TeaPair("localAddr", com.aliyun.teautil.Common.defaultString(runtime.localAddr, _localAddr)),
            new TeaPair("httpProxy", com.aliyun.teautil.Common.defaultString(runtime.httpProxy, _httpProxy)),
            new TeaPair("httpsProxy", com.aliyun.teautil.Common.defaultString(runtime.httpsProxy, _httpsProxy)),
            new TeaPair("noProxy", com.aliyun.teautil.Common.defaultString(runtime.noProxy, _noProxy)),
            new TeaPair("socks5Proxy", com.aliyun.teautil.Common.defaultString(runtime.socks5Proxy, _socks5Proxy)),
            new TeaPair("socks5NetWork", com.aliyun.teautil.Common.defaultString(runtime.socks5NetWork, _socks5NetWork)),
            new TeaPair("maxIdleConns", com.aliyun.teautil.Common.defaultNumber(runtime.maxIdleConns, _maxIdleConns)),
            new TeaPair("retry", TeaConverter.buildMap(
                new TeaPair("retryable", runtime.autoretry),
                new TeaPair("maxAttempts", com.aliyun.teautil.Common.defaultNumber(runtime.maxAttempts, 3))
            )),
            new TeaPair("backoff", TeaConverter.buildMap(
                new TeaPair("policy", com.aliyun.teautil.Common.defaultString(runtime.backoffPolicy, "no")),
                new TeaPair("period", com.aliyun.teautil.Common.defaultNumber(runtime.backoffPeriod, 1))
            )),
            new TeaPair("ignoreSSL", runtime.ignoreSSL)
        );

        TeaRequest _lastRequest = null;
        long _now = System.currentTimeMillis();
        int _retryTimes = 0;
        while (Tea.allowRetry((java.util.Map<String, Object>) runtime_.get("retry"), _retryTimes, _now)) {
            if (_retryTimes > 0) {
                int backoffTime = Tea.getBackoffTime(runtime_.get("backoff"), _retryTimes);
                if (backoffTime > 0) {
                    Tea.sleep(backoffTime);
                }
            }
            _retryTimes = _retryTimes + 1;
            try {
                TeaRequest request_ = new TeaRequest();
                java.util.Map<String, String> ctx = new java.util.HashMap<>();
                String accessKeyId = _credential.getAccessKeyId();
                String accessKeySecret = _credential.getAccessKeySecret();
                String token = _credential.getSecurityToken();
                request_.protocol = _protocol;
                request_.method = "POST";
                request_.pathname = "/" + request.objectName + "?append";
                request_.headers = TeaConverter.merge(String.class,
                    TeaConverter.buildMap(
                        new TeaPair("host", com.aliyun.ossutil.Client.getHost(request.bucketName, _regionId, _endpoint, _hostModel)),
                        new TeaPair("date", com.aliyun.teautil.Common.getDateUTCString()),
                        new TeaPair("user-agent", this.getUserAgent())
                    ),
                    com.aliyun.teautil.Common.stringifyMapValue(TeaModel.buildMap(request.header)),
                    com.aliyun.ossutil.Client.parseMeta(request.userMeta, "x-oss-meta-")
                );
                if (!com.aliyun.teautil.Common.empty(token)) {
                    request_.headers.put("x-oss-security-token", token);
                }

                request_.query = com.aliyun.teautil.Common.stringifyMapValue(TeaModel.buildMap(request.filter));
                request_.body = com.aliyun.ossutil.Client.inject(request.body, ctx);
                if (!com.aliyun.teautil.Common.isUnset(TeaModel.buildMap(request.header)) && !com.aliyun.teautil.Common.empty(request.header.contentType)) {
                    request_.headers.put("content-type", request.header.contentType);
                } else {
                    request_.headers.put("content-type", com.aliyun.ossutil.Client.getContentType(request.objectName));
                }

                request_.headers.put("authorization", com.aliyun.ossutil.Client.getSignature(request_, request.bucketName, accessKeyId, accessKeySecret, _signatureVersion, _addtionalHeaders));
                _lastRequest = request_;
                TeaResponse response_ = Tea.doAction(request_, runtime_);

                java.util.Map<String, Object> respMap = null;
                String bodyStr = null;
                if (com.aliyun.teautil.Common.is4xx(response_.statusCode) || com.aliyun.teautil.Common.is5xx(response_.statusCode)) {
                    bodyStr = com.aliyun.teautil.Common.readAsString(response_.body);
                    respMap = com.aliyun.ossutil.Client.getErrMessage(bodyStr);
                    throw new TeaException(TeaConverter.buildMap(
                        new TeaPair("code", respMap.get("Code")),
                        new TeaPair("message", respMap.get("Message")),
                        new TeaPair("data", TeaConverter.buildMap(
                            new TeaPair("httpCode", response_.statusCode),
                            new TeaPair("requestId", respMap.get("RequestId")),
                            new TeaPair("hostId", respMap.get("HostId"))
                        ))
                    ));
                }

                if (_isEnableCrc && !com.aliyun.teautil.Common.equalString(ctx.get("crc"), response_.headers.get("x-oss-hash-crc64ecma"))) {
                    throw new TeaException(TeaConverter.buildMap(
                        new TeaPair("code", "CrcNotMatched"),
                        new TeaPair("data", TeaConverter.buildMap(
                            new TeaPair("clientCrc", ctx.get("crc")),
                            new TeaPair("serverCrc", response_.headers.get("x-oss-hash-crc64ecma"))
                        ))
                    ));
                }

                if (_isEnableMD5 && !com.aliyun.teautil.Common.equalString(ctx.get("md5"), response_.headers.get("content-md5"))) {
                    throw new TeaException(TeaConverter.buildMap(
                        new TeaPair("code", "MD5NotMatched"),
                        new TeaPair("data", TeaConverter.buildMap(
                            new TeaPair("clientMD5", ctx.get("md5")),
                            new TeaPair("serverMD5", response_.headers.get("content-md5"))
                        ))
                    ));
                }

                return TeaModel.toModel(TeaConverter.merge(String.class,
                    response_.headers
                ), new AppendObjectResponse());
            } catch (Exception e) {
                if (Tea.isRetryable(e)) {
                    continue;
                }
                throw new RuntimeException(e);
            }
        }

        throw new TeaUnretryableException(_lastRequest);
    }