Call a method to update a repository file with content.
Call updateRepositoryFile(repositoryId, repositoryFileId, file, fileData) to
update the content and metadata of a file in a repository. After the file is updated, we show
the file’s ID, name, description, external URL, and download
URL.
final String gDriveRepositoryId = '0XCxx00000000ODGAY', gDriveFolderId = 'folder:0B0lTys1KmM3sSVJ2bjIzTGFqSWs', gDriveFileId = 'document:1q9OatVpcyYBK-JWzp_PhR75ulQghwFP15zhkamKrRcQ'; final ConnectApi.ContentHubItemInput updatedItem = new ConnectApi.ContentHubItemInput(); updatedItem.itemTypeId = 'document'; //see getAllowedTypes for any file item types available for creation/update updatedItem.fields = new List<ConnectApi.ContentHubFieldValueInput>(); //Metadata: name field final ConnectApi.ContentHubFieldValueInput fieldValueInputName = new ConnectApi.ContentHubFieldValueInput(); fieldValueInputName.name = 'name'; fieldValueInputName.value = 'updated file name.txt'; updatedItem.fields.add(fieldValueInputName); //Binary content final Blob updatedFileBlob = Blob.valueOf('even more awesome content for updated file'); final String updatedFileMimeType = 'text/plain'; final ConnectApi.BinaryInput fileBinaryInput = new ConnectApi.BinaryInput(updatedFileBlob, updatedFileMimeType, updatedFileName); final ConnectApi.RepositoryFileDetail updatedFile = ConnectApi.ContentHub.updateRepositoryFile(gDriveRepositoryId, gDriveFileId, updatedItem); System.debug(String.format('Updated file - id: \'\'{0}\'\', name: \'\'{1}\'\', description: \'\'{2}\'\',\n external URL: \'\'{3}\'\', download URL: \'\'{4}\'\'', new String[]{ updatedFile.id, updatedFile.name, updatedFile.description, updatedFile.externalDocumentUrl, updatedFile.downloadUrl}));