逻辑应用程序 - 将多个文本文件附加到文本文件 blob 时遇到问题

Question

我有多个文本文件；我需要将一个附加到另一个上。我似乎无法让这件事发生；也许我做错了什么。

它不是追加，它只是返回最后一个文本文件

Answer 1

我可以按照以下工作流程将多个文本文件附加到文本文件 blob -

工作流程-

代码-

{
    "definition": {
        "$schema": "https://schema.management.azure.com/providers/Microsoft.Logic/schemas/2016-06-01/workflowdefinition.json#",
        "actions": {
            "Create_blob_(V2)": {
                "inputs": {
                    "body": " ",
                    "headers": {
                        "ReadFileMetadataFromServer": true
                    },
                    "host": {
                        "connection": {
                            "name": "@parameters('$connections')['azureblob']['connectionId']"
                        }
                    },
                    "method": "post",
                    "path": "/v2/datasets/@{encodeURIComponent(encodeURIComponent('AccountNameFromSettings'))}/files",
                    "queries": {
                        "folderPath": "/demo",
                        "name": "FinalTextFile.txt",
                        "queryParametersSingleEncoded": true
                    }
                },
                "runAfter": {
                    "Lists_blobs_(V2)": [
                        "Succeeded"
                    ]
                },
                "runtimeConfiguration": {
                    "contentTransfer": {
                        "transferMode": "Chunked"
                    }
                },
                "type": "ApiConnection"
            },
            "For_each": {
                "actions": {
                    "Append_to_string_variable": {
                        "inputs": {
                            "name": "FinalData",
                            "value": "@body('Get_blob_content_(V2)')"
                        },
                        "runAfter": {
                            "Get_blob_content_(V2)": [
                                "Succeeded"
                            ]
                        },
                        "type": "AppendToStringVariable"
                    },
                    "Get_blob_content_(V2)": {
                        "inputs": {
                            "host": {
                                "connection": {
                                    "name": "@parameters('$connections')['azureblob']['connectionId']"
                                }
                            },
                            "method": "get",
                            "path": "/v2/datasets/@{encodeURIComponent(encodeURIComponent('AccountNameFromSettings'))}/files/@{encodeURIComponent(encodeURIComponent(items('For_each')?['Path']))}/content",
                            "queries": {
                                "inferContentType": true
                            }
                        },
                        "runAfter": {},
                        "type": "ApiConnection"
                    }
                },
                "foreach": "@body('Lists_blobs_(V2)')?['value']",
                "runAfter": {
                    "Create_blob_(V2)": [
                        "Succeeded"
                    ]
                },
                "type": "Foreach"
            },
            "Initialize_variable": {
                "inputs": {
                    "variables": [
                        {
                            "name": "FinalData",
                            "type": "string"
                        }
                    ]
                },
                "runAfter": {},
                "type": "InitializeVariable"
            },
            "Lists_blobs_(V2)": {
                "inputs": {
                    "host": {
                        "connection": {
                            "name": "@parameters('$connections')['azureblob']['connectionId']"
                        }
                    },
                    "method": "get",
                    "path": "/v2/datasets/@{encodeURIComponent(encodeURIComponent('AccountNameFromSettings'))}/foldersV2/@{encodeURIComponent(encodeURIComponent('J=='))}",
                    "queries": {
                        "nextPageMarker": "",
                        "useFlatListing": false
                    }
                },
                "metadata": {
                    "J==": "/demo"
                },
                "runAfter": {
                    "Initialize_variable": [
                        "Succeeded"
                    ]
                },
                "type": "ApiConnection"
            },
            "Update_blob_(V2)": {
                "inputs": {
                    "body": " @{variables('FinalData')}",
                    "headers": {
                        "ReadFileMetadataFromServer": true
                    },
                    "host": {
                        "connection": {
                            "name": "@parameters('$connections')['azureblob']['connectionId']"
                        }
                    },
                    "method": "put",
                    "path": "/v2/datasets/@{encodeURIComponent(encodeURIComponent('AccountNameFromSettings'))}/files/@{encodeURIComponent(encodeURIComponent(body('Create_blob_(V2)')?['Path']))}"
                },
                "runAfter": {
                    "For_each": [
                        "Succeeded"
                    ]
                },
                "type": "ApiConnection"
            }
        },
        "contentVersion": "1.0.0.0",
        "outputs": {},
        "parameters": {
            "$connections": {
                "defaultValue": {},
                "type": "Object"
            }
        },
        "triggers": {
            "manual": {
                "inputs": {},
                "kind": "Http",
                "type": "Request"
            }
        }
    },
    "parameters": {
        "$connections": {
            "value": {
                "azureblob": {
                    "connectionId": "/subscriptions/********/resourceGroups/****/providers/Microsoft.Web/connections/azureblob",
                    "connectionName": "azureblob",
                    "id": "/subscriptions/*********/providers/Microsoft.Web/locations/eastus/managedApis/azureblob"
                }
            }
        }
    }
}

输出-

您还可以使用附加到数组变量操作。