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Get file info
A query that returns the current state of a file. Queries do not change the state of the file or require network consensus. The information is returned from a single node processing the query.
Query Fees
File Info Response
Field | Description |
File ID | The Hedera ID of the file |
Key(s) | The current admin key(s) on the account |
Size | The number of bytes in the file contents |
Expiration Time | The current time at which the file is set to expire |
Deleted | Whether or not the file has been deleted |
Ledger ID | |
Memo | A short description, if any |
Query Signing Requirements
- The client operator account paying for the query fees is required to sign
Constructor | Description |
|---|---|
new FileInfoQuery() | Initializes the FileInfoQuery object |
new FileInfoQuery()
V1
Method | Type | Description |
|---|---|---|
setFileId(<fileId>) | FileId | The ID of the file to get information for (x.y.z) |
Java
//Create the query
FileInfoQuery query = new FileInfoQuery()
.setFileId(fileId);
//Sign the query with the client operator private key and submit to a Hedera network
FileInfo getInfo = query.execute(client);
System.out.println("File info response: " +getInfo.keys);
//v1.3.2
JavaScript
//Create the query
const query = new FileInfoQuery()
.setFileId(fileId);
//Sign the query with the client operator private key and submit to a Hedera network
const getInfo = await query.execute(client);
console.log("File info response: " +getInfo.keys);
//v1.4.4
V2
Method | Type | Description |
|---|---|---|
getFileId() | FileId | The ID of the file to get contents for (x.z.y) |
Java
//Create the query
FileInfoQuery query = new FileInfoQuery()
.setFileId(fileId);
//Get file ID
FileId getFileId = query.getFileId();
//v2.0.0
JavaScript
//Create the query
FileInfoQuery query = new FileInfoQuery()
.setFileId(fileId);
//Get file ID
const getFileId = query.getFileId();
//v2.0.0
Go
//Create the query
query := hedera.NewFileContentsQuery().
SetFileID(newFileId)
//Get file ID
getFileId := query.GetFileID()
//v2.0.0
Last modified 1yr ago