[JAVA-14663] Update Graphql code for Boot 2.7.x changes and move to new module (#12729)

spring-boot-modules/spring-boot-graphql/src/test/resources/GraphQL collection.postman_collection.json

@@ -0,0 +1,169 @@
+{
+	"info": {
+		"_postman_id": "910d9690-f629-4491-bbbd-adb30982a386",
+		"name": "GraphQL collection",
+		"schema": "https://schema.getpostman.com/json/collection/v2.1.0/collection.json"
+	},
+	"item": [
+		{
+			"name": "mutations",
+			"item": [
+				{
+					"name": "createPost",
+					"request": {
+						"method": "POST",
+						"header": [],
+						"body": {
+							"mode": "graphql",
+							"graphql": {
+								"query": "mutation createPost ($title: String!, $text: String!, $category: String) {\n    createPost (title: $title, text: $text, category: $category) {\n        id\n        title\n        text\n        category\n    }\n}",
+								"variables": "{\n  \"title\": \"\",\n  \"text\": \"\",\n  \"category\": \"\"\n}"
+							},
+							"options": {
+								"graphql": {}
+							}
+						},
+						"url": {
+							"raw": "http://localhost:9090/springbootapp/graphql",
+							"protocol": "http",
+							"host": [
+								"localhost"
+							],
+							"port": "9090",
+							"path": [
+								"springbootapp",
+								"graphql"
+							]
+						}
+					},
+					"response": []
+				}
+			],
+			"protocolProfileBehavior": {}
+		},
+		{
+			"name": "queries",
+			"item": [
+				{
+					"name": "get recent posts",
+					"request": {
+						"method": "POST",
+						"header": [],
+						"body": {
+							"mode": "graphql",
+							"graphql": {
+								"query": "{\r\n    recentPosts(count: 10, offset: 0) {\r\n        id\r\n        title\r\n        category\r\n        text\r\n        author {\r\n            id\r\n            name\r\n            thumbnail\r\n        }\r\n    }\r\n}",
+								"variables": ""
+							}
+						},
+						"url": {
+							"raw": "http://localhost:9090/springbootapp/graphql",
+							"protocol": "http",
+							"host": [
+								"localhost"
+							],
+							"port": "9090",
+							"path": [
+								"springbootapp",
+								"graphql"
+							]
+						}
+					},
+					"response": []
+				},
+				{
+					"name": "recentPosts - variables",
+					"request": {
+						"method": "POST",
+						"header": [],
+						"body": {
+							"mode": "graphql",
+							"graphql": {
+								"query": "query recentPosts ($count: Int, $offset: Int) {\n    recentPosts (count: $count, offset: $offset) {\n        id\n        title\n        text\n        category\n    }\n}",
+								"variables": "{\n  \"count\": 1,\n  \"offset\": 0\n}"
+							},
+							"options": {
+								"graphql": {}
+							}
+						},
+						"url": {
+							"raw": "http://localhost:9090/springbootapp/graphql",
+							"protocol": "http",
+							"host": [
+								"localhost"
+							],
+							"port": "9090",
+							"path": [
+								"springbootapp",
+								"graphql"
+							]
+						}
+					},
+					"response": []
+				},
+				{
+					"name": "get recent posts - raw",
+					"request": {
+						"method": "POST",
+						"header": [
+							{
+								"key": "Content-Type",
+								"value": "application/graphql",
+								"type": "text"
+							}
+						],
+						"body": {
+							"mode": "raw",
+							"raw": "query {\r\n    recentPosts(count: 10, offset: 0) {\r\n        id\r\n        title\r\n        category\r\n        author {\r\n            id\r\n            name\r\n            thumbnail\r\n        }\r\n    }\r\n}"
+						},
+						"url": {
+							"raw": "http://localhost:9090/springbootapp/graphql",
+							"protocol": "http",
+							"host": [
+								"localhost"
+							],
+							"port": "9090",
+							"path": [
+								"springbootapp",
+								"graphql"
+							]
+						}
+					},
+					"response": []
+				}
+			],
+			"protocolProfileBehavior": {}
+		}
+	],
+	"event": [
+		{
+			"listen": "prerequest",
+			"script": {
+				"id": "b54f267b-c450-4f2d-8105-2f23bab4c922",
+				"type": "text/javascript",
+				"exec": [
+					""
+				]
+			}
+		},
+		{
+			"listen": "test",
+			"script": {
+				"id": "00b575be-03d4-4b29-b137-733ead139638",
+				"type": "text/javascript",
+				"exec": [
+					""
+				]
+			}
+		}
+	],
+	"variable": [
+		{
+			"id": "20a274e5-6d51-40d6-81cb-af9eb115b21b",
+			"key": "url",
+			"value": "",
+			"type": "string"
+		}
+	],
+	"protocolProfileBehavior": {}
+}

spring-boot-modules/spring-boot-graphql/src/test/resources/graphql-test/create_post.graphql

@@ -0,0 +1,8 @@
+mutation createPost ($title: String!, $text: String!, $category: String, $authorId: String!) {
+    createPost (title: $title, text: $text, category: $category, authorId: $authorId) {
+        id
+        title
+        text
+        category
+    }
+}

spring-boot-modules/spring-boot-graphql/src/test/resources/graphql-test/recent_posts.graphql

@@ -0,0 +1,13 @@
+query recentPosts ($count: Int, $offset: Int) {
+    recentPosts (count: $count, offset: $offset) {
+        id
+        title
+        text
+        category
+        author {
+            id
+            name
+            thumbnail
+        }
+    }
+}

spring-boot-modules/spring-boot-graphql/src/test/resources/graphql-test/recent_posts_expected_response.json

@@ -0,0 +1,28 @@
+{
+  "data": {
+    "recentPosts": [
+      {
+        "id": "Post00",
+        "title": "Post 0:0",
+        "category": "Post category",
+        "text": "Post 0 + by author 0",
+        "author": {
+          "id": "Author0",
+          "name": "Author 0",
+          "thumbnail": "http://example.com/authors/0"
+        }
+      },
+      {
+        "id": "Post10",
+        "title": "Post 1:0",
+        "category": "Post category",
+        "text": "Post 0 + by author 1",
+        "author": {
+          "id": "Author1",
+          "name": "Author 1",
+          "thumbnail": "http://example.com/authors/1"
+        }
+      }
+    ]
+  }
+}