2段階_途中まで

src/main/java/com/example/rhizome/app/domain/service/DeleteDepartment.java

@@ -0,0 +1,5 @@
+package com.example.rhizome.app.domain.service;
+
+public interface DeleteDepartment {
+	void deleteDepartment(Integer idDepartment);
+}

src/main/java/com/example/rhizome/app/domain/service/impl/DeleteDepartmentImpl.java

@@ -0,0 +1,22 @@
+package com.example.rhizome.app.domain.service.impl;
+
+import org.springframework.beans.factory.annotation.Autowired;
+
+import com.example.rhizome.app.domain.service.DeleteDepartment;
+import com.example.rhizome.app.infra.repository.DepartmentRepository;
+
+public class DeleteDepartmentImpl implements DeleteDepartment {
+	 DepartmentRepository departmentRepository;
+
+	    @Autowired
+	    public DeleteDepartmentImpl(DepartmentRepository departmentRepository) {
+	        this.departmentRepository = departmentRepository;
+	    }
+
+	    public void deleteDepartment(Integer idDepartment) {
+	        // ★考える：Repository のどのメソッドで「IDを指定して削除」できる？
+	        //          （お手本の DeleteEmployeeImpl を見る）
+	    	departmentRepository.deleteById(idDepartment);
+	    }
+
+}

src/main/java/com/example/rhizome/app/domain/service/impl/DeleteEmployeeImpl.java

@@ -1,11 +1,13 @@
 package com.example.rhizome.app.domain.service.impl;
 
-import com.example.rhizome.app.domain.service.DeleteEmployee;
+
-import com.example.rhizome.app.infra.repository.EmployeeRepository;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import com.example.rhizome.app.domain.service.DeleteEmployee;
+import com.example.rhizome.app.infra.repository.EmployeeRepository;
+
 /**
  * Employee レコード削除関連の機能を持つサービス
  */

src/main/java/com/example/rhizome/app/presentation/controller/DeleteDepartmentController.java

@@ -0,0 +1,72 @@
+package com.example.rhizome.app.presentation.controller;
+
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import javax.servlet.http.HttpSession;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RequestParam;
+
+import com.example.rhizome.app.domain.service.DeleteDepartment;
+import com.example.rhizome.app.domain.service.SearchDepartment;
+import com.example.rhizome.app.domain.service.SearchEmployee;
+import com.example.rhizome.app.presentation.controller.pageproperty.PageReturnAttributeKeyword;
+import com.example.rhizome.app.presentation.controller.pageproperty.TransitionTargetPageNameKeyword;
+import com.example.rhizome.app.presentation.form.DepartmentForm;
+import com.example.rhizome.app.presentation.form.SearchConditionDepartmentForm;
+
+@Controller
+public class DeleteDepartmentController {
+	 private final static Logger LOGGER = Logger.getLogger(DeleteDepartmentController.class.getName());
+	    private final static String SEVERE_ERROR_MESSAGE = "エラーが発生しました！";
+
+	    HttpSession httpSession;
+	    DeleteDepartment deleteDepartment;
+	    SearchDepartment searchDepartment;
+	    SearchEmployee searchEmployee;   // 所属社員の確認に使う（既存）
+	    
+        //コンストラクタ
+	    @Autowired
+	    public DeleteDepartmentController(HttpSession httpSession, DeleteDepartment deleteDepartment,
+	                                      SearchDepartment searchDepartment, SearchEmployee searchEmployee) {
+	        this.httpSession = httpSession;
+	        this.deleteDepartment = deleteDepartment;
+	        this.searchDepartment = searchDepartment;
+	        this.searchEmployee = searchEmployee;
+	    }
+
+	    @RequestMapping(value = TransitionTargetPageNameKeyword.DELETE_DEPARTMENT, method = RequestMethod.POST)
+	    public String deleteDepartment(@RequestParam(value = "idDepartment", required = false) Integer idDepartment, Model model) {
+
+	        final String UNKNOWN_ID = "削除対象のIDが不明です。";
+	        final String HAS_EMPLOYEE = "1名以上が所属している部署は削除出来ません。";
+	        final String DELETE_COMPLETE = "削除しました。";
+
+	        try {
+	            // ★① idDepartment が null、または searchDepartment.searchBy(new SearchConditionDepartment(idDepartment, null)) が空
+	            //     → MESSAGE_ERROR に UNKNOWN_ID を載せて一覧へ
+	        	deleteDepartment.deleteDepartment(idDepartment);
+	            // ★② searchEmployee.searchEmployeeByIdDepartment(idDepartment) が空でない
+	            //     → MESSAGE_ERROR に HAS_EMPLOYEE を載せて一覧へ
+	        	model.addAttribute(PageReturnAttributeKeyword.DEPARTMENT_FORM_LIST,DepartmentForm.convertFrom(searchDepartment.selectAll()));
+	            // ★③ deleteDepartment.deleteDepartment(idDepartment) → MESSAGE_INFO に DELETE_COMPLETE を載せて一覧へ
+	        	model.addAttribute("searchConditinDepartmentForm", new SearchConditionDepartmentForm());
+
+//	            return "一覧へ戻る（ステップ 2-5 で決める）";
+	        	return TransitionTargetPageNameKeyword.SELECT_DEPARTMENT_HTML;
+	        } catch (Exception e) {
+	        	
+	            httpSession.invalidate();
+	            e.printStackTrace();
+	            LOGGER.log(Level.SEVERE, SEVERE_ERROR_MESSAGE, e);
+	            model.addAttribute(PageReturnAttributeKeyword.MESSAGE_ERROR,"部署を削除できませんでした");
+//	            return TransitionTargetPageNameKeyword.ERROR_HTML;
+	            return TransitionTargetPageNameKeyword.SELECT_DEPARTMENT_HTML;
+	        }
+	    }
+}

src/main/java/com/example/rhizome/app/presentation/controller/SelectDepartmentController.java

@@ -1,6 +1,5 @@
 package com.example.rhizome.app.presentation.controller;
 
-
 import java.util.logging.Level;
 import java.util.logging.Logger;
 //import java.util.List;
@@ -33,14 +32,15 @@ public class SelectDepartmentController {
 	// エラーメッセージ用の定数フィールド
 	private final static String SEVERE_ERROR_MESSAGE = "エラーが発生しました！";
 
-//    private static final String DEPARTMENT_HTML = "/department";
+	//    public static final String SELECT_DEPARTMENT_FORM_EMPTY = "/selectDepartmentAll";
+
+	//    private static final String DEPARTMENT_HTML = "/department";
 
 	HttpSession httpSession;
 	SearchDepartment searchDepartment;
 
-
 	@Autowired
-    public SelectDepartmentController (HttpSession httpSession, SearchDepartment serchDepartment) {
+	public SelectDepartmentController(HttpSession httpSession, SearchDepartment serchDepartment) {
 		this.httpSession = httpSession;
 		this.searchDepartment = serchDepartment;
 	}
@@ -57,15 +57,12 @@ public class SelectDepartmentController {
 			// ★考える：①検索サービスを呼ぶ（Form→Model変換 → 部分一致のメソッド）
 			//          ②結果(List<Department>)を DepartmentForm.convertFrom(...) で画面用に変換
 			//          ③ model に PageReturnAttributeKeyword.DEPARTMENT_FORM_LIST という名前で載せる
-    		model.addAttribute(PageReturnAttributeKeyword.DEPARTMENT_FORM_LIST,DepartmentForm
+			model.addAttribute(PageReturnAttributeKeyword.DEPARTMENT_FORM_LIST, DepartmentForm
 					.convertFrom(searchDepartment.searchByWithLike(SearchConditionDepartmentForm
-    						.convertTo(searchConditionDepartmentForm)
+							.convertTo(searchConditionDepartmentForm))));
-    						)
-    					)
-    				);
 
 			return TransitionTargetPageNameKeyword.SELECT_DEPARTMENT_HTML;
-    	}catch(Exception e) {
+		} catch (Exception e) {
 			//httpSessionを破棄
 			httpSession.invalidate();
 
@@ -79,11 +76,24 @@ public class SelectDepartmentController {
 			return TransitionTargetPageNameKeyword.ERROR_HTML;
 		}
 	}
+
+	@RequestMapping(value = TransitionTargetPageNameKeyword.SELECT_DEPARTMENT_FORM_EMPTY, method = RequestMethod.POST)
+	public String select(Model model) {
+		try {
+			// ★全件取得 → DepartmentForm に変換 → DEPARTMENT_FORM_LIST で model へ
+			return TransitionTargetPageNameKeyword.SELECT_DEPARTMENT_HTML;
+		} catch (Exception e) {
+			httpSession.invalidate();
+			e.printStackTrace();
+			LOGGER.log(Level.SEVERE, SEVERE_ERROR_MESSAGE, e);
+			return TransitionTargetPageNameKeyword.ERROR_HTML;
+
+		}
+
+	}
 }
 
-
+/**
-    
-    /**
  * 社員検索画面表示処理コントローラ
  *
  * @param searchConditionEmployeeForm 検索画面のフォーム
@@ -109,12 +119,9 @@ public class SelectDepartmentController {
 //                          SearchConditionEmployeeForm.convertTo(searchConditionEmployeeForm())
 //    				);		
 
-
 //    /**
 //     * 社員検索画面表示処理コントローラ
 //     * 検索条件無しの状態を作るため、空の検索条件で検索した結果を画面に返す
 //     *
 //     * @param model ビューにデータを渡すためのコンテナ
 //     * @return 遷移先の画面
-
-

src/main/java/com/example/rhizome/app/presentation/controller/SelectEmployeeController.java

@@ -33,6 +33,8 @@ public class SelectEmployeeController {
     // エラーメッセージ用の定数フィールド
     private final static String SEVERE_ERROR_MESSAGE = "エラーが発生しました！";
     
+    public static final String SELECT_DEPARTMENT_FORM_EMPTY = "/selectDepartmentAll";
+
     HttpSession httpSession;
     SearchDepartment searchDepartment;
     SearchEmployeeInfo searchEmployeeInfo;

src/main/java/com/example/rhizome/app/presentation/controller/pageproperty/TransitionTargetPageNameKeyword.java

@@ -56,9 +56,15 @@ public class TransitionTargetPageNameKeyword {
     // Department
     // HTML             実装手順書ステップ1-2通りの定数追加
     public static final String SELECT_DEPARTMENT_HTML = "selectDepartment";
+    
     // Controller       実装手順書ステップ1-2通りの定数追加 -> 管理者向けと重複、エラーでたため一旦コメアウト
     public static final String SELECT_DEPARTMENT = "/selectDepartment";
     
+ // ステップ2-3*TransitionTargetPageNameKeyword の Department(Controller) の枠に追記
+    public static final String DELETE_DEPARTMENT = "/deleteDepartment";
+    
+    public static final String SELECT_DEPARTMENT_FORM_EMPTY = "/selectDepartmentAll";
+
     /**
      * 管理者向けのページリストを返す
      *

src/main/resources/templates/selectDepartment.html

@@ -1,4 +1,17 @@
 <!DOCTYPE html>
+<!--<html>   HTML文書の開始タグ-->
+<!--<head>   ページの設定情報を含む部分-->
+<!--<title>  ページのタイトルを指定するタグ-->
+<!--<body>   実際に表示される内容を記述する部分-->
+<!--<h1>     見出し最大サイズ・<p>段落の基本タグ-->
+<!--<div>    汎用のブロック要素　複数の要素をまとめてレイアウトするためのコンテナ-->
+<!--<table>	 表全体を囲む-->
+<!--<tr>     行全体を囲む-->
+<!--<th>     行見出しセルを囲む-->
+<!--<td>     行データセルを囲む-->
+<!--<a href ="URL"> 飛び先のURLを指定"> -->
+	
+	
 <html xmlns:th="http://www.thymeleaf.org">
 <head>
     <meta content="text/html; charset=UTF-8" http-equiv="Content-Type">