A unique identifier for the initiated resumable write operation.
As the ID grants write access, you should keep it confidential during
the upload to prevent unauthorized access and data tampering during your
upload. This ID should be included in subsequent WriteObject requests to
upload the object data.
A unique identifier for the initiated resumable write operation.
As the ID grants write access, you should keep it confidential during
the upload to prevent unauthorized access and data tampering during your
upload. This ID should be included in subsequent WriteObject requests to
upload the object data.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-09-04 UTC."],[],[],null,["# Interface StartResumableWriteResponseOrBuilder (2.55.0)\n\nVersion latestkeyboard_arrow_down\n\n- [2.55.0 (latest)](/java/docs/reference/google-cloud-storage/latest/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.54.0](/java/docs/reference/google-cloud-storage/2.54.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.53.3](/java/docs/reference/google-cloud-storage/2.53.3/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.52.3](/java/docs/reference/google-cloud-storage/2.52.3/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.50.0](/java/docs/reference/google-cloud-storage/2.50.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.49.0](/java/docs/reference/google-cloud-storage/2.49.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.48.2](/java/docs/reference/google-cloud-storage/2.48.2/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.47.0](/java/docs/reference/google-cloud-storage/2.47.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.46.0](/java/docs/reference/google-cloud-storage/2.46.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.45.0](/java/docs/reference/google-cloud-storage/2.45.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.44.1](/java/docs/reference/google-cloud-storage/2.44.1/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.43.2](/java/docs/reference/google-cloud-storage/2.43.2/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.42.0](/java/docs/reference/google-cloud-storage/2.42.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.41.0](/java/docs/reference/google-cloud-storage/2.41.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.40.1](/java/docs/reference/google-cloud-storage/2.40.1/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.39.0](/java/docs/reference/google-cloud-storage/2.39.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.38.0](/java/docs/reference/google-cloud-storage/2.38.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.37.0](/java/docs/reference/google-cloud-storage/2.37.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.36.1](/java/docs/reference/google-cloud-storage/2.36.1/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.34.0](/java/docs/reference/google-cloud-storage/2.34.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.33.0](/java/docs/reference/google-cloud-storage/2.33.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.32.1](/java/docs/reference/google-cloud-storage/2.32.1/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.30.1](/java/docs/reference/google-cloud-storage/2.30.1/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.29.1](/java/docs/reference/google-cloud-storage/2.29.1/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.28.0](/java/docs/reference/google-cloud-storage/2.28.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.27.1](/java/docs/reference/google-cloud-storage/2.27.1/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.24.0](/java/docs/reference/google-cloud-storage/2.24.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.23.0](/java/docs/reference/google-cloud-storage/2.23.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.22.6](/java/docs/reference/google-cloud-storage/2.22.6/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.21.0](/java/docs/reference/google-cloud-storage/2.21.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.20.2](/java/docs/reference/google-cloud-storage/2.20.2/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.19.0](/java/docs/reference/google-cloud-storage/2.19.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.18.0](/java/docs/reference/google-cloud-storage/2.18.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.17.2](/java/docs/reference/google-cloud-storage/2.17.2/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.16.0](/java/docs/reference/google-cloud-storage/2.16.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.15.1](/java/docs/reference/google-cloud-storage/2.15.1/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.14.0](/java/docs/reference/google-cloud-storage/2.14.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.13.1](/java/docs/reference/google-cloud-storage/2.13.1/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.12.0](/java/docs/reference/google-cloud-storage/2.12.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.11.3](/java/docs/reference/google-cloud-storage/2.11.3/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.10.0](/java/docs/reference/google-cloud-storage/2.10.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.9.3](/java/docs/reference/google-cloud-storage/2.9.3/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.8.1](/java/docs/reference/google-cloud-storage/2.8.1/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.7.1](/java/docs/reference/google-cloud-storage/2.7.1/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.6.1](/java/docs/reference/google-cloud-storage/2.6.1/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.5.1](/java/docs/reference/google-cloud-storage/2.5.1/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.4.5](/java/docs/reference/google-cloud-storage/2.4.5/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.3.0](/java/docs/reference/google-cloud-storage/2.3.0/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.2.3](/java/docs/reference/google-cloud-storage/2.2.3/com.google.storage.v2.StartResumableWriteResponseOrBuilder)\n- [2.1.10](/java/docs/reference/google-cloud-storage/2.1.10/com.google.storage.v2.StartResumableWriteResponseOrBuilder) \n\n public interface StartResumableWriteResponseOrBuilder extends MessageOrBuilder\n\nImplements\n----------\n\n[MessageOrBuilder](https://cloud.google.com/java/docs/reference/protobuf/latest/com.google.protobuf.MessageOrBuilder.html)\n\nMethods\n-------\n\n### getUploadId()\n\n public abstract String getUploadId()\n\nA unique identifier for the initiated resumable write operation.\nAs the ID grants write access, you should keep it confidential during\nthe upload to prevent unauthorized access and data tampering during your\nupload. This ID should be included in subsequent `WriteObject` requests to\nupload the object data.\n\n`string upload_id = 1;`\n\n### getUploadIdBytes()\n\n public abstract ByteString getUploadIdBytes()\n\nA unique identifier for the initiated resumable write operation.\nAs the ID grants write access, you should keep it confidential during\nthe upload to prevent unauthorized access and data tampering during your\nupload. This ID should be included in subsequent `WriteObject` requests to\nupload the object data.\n\n`string upload_id = 1;`"]]