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src/main/java/com/example/demo/controller/HomeController.java

@@ -2,15 +2,18 @@ package com.example.demo.controller;
 
 import com.example.demo.pojo.HomePage;
 import com.example.demo.pojo.Sub;
-import com.example.demo.service.ContainService;
 import com.example.demo.service.HomePageService;
 import com.example.demo.service.SubService;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.web.PageableDefault;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 
+import java.text.ParseException;
 import java.util.List;
 
 /**
@@ -25,12 +28,10 @@ public class HomeController {
     @Autowired
     private SubService subService;
 
-    @Autowired
-    private ContainService containService;
     @GetMapping("/honePage")
     @ApiOperation(value = "帖子主页")
     public ResponseEntity findAll(){
-        List<HomePage>homePages =homePageService.findAll();
+        List<HomePage>homePages =homePageService.findfuAll();
         return ResponseEntity.ok(homePages);
     }
 
@@ -47,13 +48,13 @@ public class HomeController {
         return homePageService.saveAll(homePage);
     }
     @PostMapping("/userSub")
-    @ApiOperation(value = "保存回复贴子")
+    @ApiOperation(value = "保存回复评论贴子")
     public Sub saveOne(@RequestBody Sub sub){
         return subService.saveOne(sub);
     }
 
     @PostMapping("/saveUser")
-    @ApiOperation(value ="自己回复帖子" )
+    @ApiOperation(value ="用户本人回复帖子" )
     public Sub saveUser(@RequestBody Sub sub){
         return subService.saveUser(sub);
     }
@@ -61,10 +62,27 @@ public class HomeController {
     @GetMapping("/ziHonePage")
     @ApiOperation(value = "用户帖子")
     public ResponseEntity finAll(){
-        List<HomePage> contains =homePageService.finAll();
+        List<HomePage> contains =homePageService.findziAll();
         return ResponseEntity.ok(contains);
     }
+    @GetMapping("/findByIdHomePage")
+    @ApiOperation(value = "主贴分页查询")
+    public Page<HomePage> findByIdHomePage(Integer page, Integer pageSize) {
+     Page<HomePage> homePages =homePageService.findByIdHomePage(page,pageSize);
+     return homePages;
+    }
+    @DeleteMapping("/deleteZhuTie")
+    @ApiOperation(value = "主贴删除")
+    public void deleteHomePage(HomePage homePage){
+        homePageService.deleteZhu(homePage);
+    }
 
+
+    @DeleteMapping("/deleteZiTie")
+    @ApiOperation(value = "子贴删除")
+    public void deleteSub(Sub sub){
+        subService.deleteZi(sub);
+    }
 }
 
 

src/main/java/com/example/demo/dao/HomePageDao.java

 package com.example.demo.dao;
 
 import com.example.demo.pojo.HomePage;
-import com.example.demo.pojo.Sub;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
 
 import java.util.List;
 
 /**
  * @author wen
  */
-public interface HomePageDao extends JpaRepository<HomePage,Integer> {
+public interface HomePageDao extends JpaRepository<HomePage,Integer>, JpaSpecificationExecutor<HomePage>
+{
+    @Query(value="select * from user where id > (:id)",nativeQuery = true)
+    Page<HomePage> findById(@Param("id") Integer id, Pageable pageable);
+    HomePage findByUsername(HomePage username);
+    /**
+     * 根据用户姓名，分页查询用户列表（使用原生SQL语句）
+     */
+    @Query(value = "SELECT * FROM tb_user WHERE user_name LIKE %:name%", nativeQuery = true)
+    public Page<HomePage> getUserPageByNameSQL(@Param("name")String userName, Pageable pageable);
+
+
+    List<HomePage> findHomePageById(Integer id);
 
     List<HomePage> findByResponderId(Integer id);
 }

src/main/java/com/example/demo/service/ContainService.java

-package com.example.demo.service;
-
-/**
- * @author wen
- */
-public interface ContainService {
-
-    //List<Contain> finAll();
-}

src/main/java/com/example/demo/service/HomePageService.java

@@ -2,7 +2,10 @@ package com.example.demo.service;
 
 import com.example.demo.pojo.HomePage;
 import com.example.demo.pojo.Sub;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
 
+import javax.persistence.criteria.Root;
 import java.util.Collection;
 import java.util.List;
 
@@ -10,11 +13,16 @@ import java.util.List;
  * @author wen
  */
 public interface HomePageService {
-    List<HomePage> finAll();
 
-    List<HomePage> findAll();
+ /**分页查询+条件查询*/
+    Page<HomePage> findByIdHomePage(Integer page, Integer pageSize);
+    List<HomePage> findfuAll();
+
+    List<HomePage> findziAll();
 
     HomePage saveAll(HomePage homePage);
+    void deleteZhu(HomePage homePage);
+
 
 
 }

src/main/java/com/example/demo/service/SubService.java

@@ -13,4 +13,6 @@ public interface SubService {
     List<Sub> findByResponder(Integer id);
     Sub saveOne(Sub sub);
     Sub saveUser(Sub sub);
+
+    void deleteZi(Sub sub);
 }

src/main/java/com/example/demo/service/impl/HomePageServiceImpl.java

@@ -6,9 +6,17 @@ import com.example.demo.pojo.HomePage;
 import com.example.demo.pojo.Sub;
 import com.example.demo.service.HomePageService;
 import lombok.extern.slf4j.Slf4j;
+import org.junit.Test;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.domain.Sort;
+import org.springframework.data.jpa.domain.Specification;
 import org.springframework.stereotype.Service;
 
+import javax.persistence.criteria.*;
+import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
 
@@ -17,6 +25,7 @@ import java.util.List;
  */
 @Service
 @Slf4j
+
 public class HomePageServiceImpl implements HomePageService {
 
     @Autowired
@@ -24,11 +33,26 @@ public class HomePageServiceImpl implements HomePageService {
     @Autowired
     private SubDao subDao;
 
+
     @Override
-    public List<HomePage> finAll() {
-//        List<HomePage> homePages=homePageDao.findByResponderId(1);
+    public Page<HomePage> findByIdHomePage(Integer page, Integer pageSize) {
+        PageRequest pageable =PageRequest.of(page,pageSize);
+        Page<HomePage> pageDetails =homePageDao.findAll(pageable);
+        List<HomePage> user =pageDetails.getContent();
+        for (HomePage p: user){
+            System.out.println(p);
+        }
+        return pageDetails;
+    }
+
+
+    @Override
+    public List<HomePage> findfuAll() {
+
+//        List<S//        List<HomePage> homePages=homePageDao.fin
 //
-//        List<Sub> ljSub=subDao.findByResponder(0);
+//        dByResponderId(1);
+////ub> ljSub=subDao.findByResponder(0);
 //        for (Sub sub : ljSub) {
 //            Integer integer = sub.getId();
 //            List<Sub> subs1 = subDao.findByResponder(integer);
@@ -42,12 +66,11 @@ public class HomePageServiceImpl implements HomePageService {
             List<Sub> allByResponderId = subDao.findAllByResponderId(homePage.getId());
             homePage.setSubList(allByResponderId);
         });
-
         return homePages;
     }
 
     @Override
-    public List<HomePage> findAll() {
+    public List<HomePage> findziAll() {
         return homePageDao.findAll();
     }
 
@@ -56,6 +79,13 @@ public class HomePageServiceImpl implements HomePageService {
         HomePage homePages =homePageDao.save(homePage);
         return homePages;
     }
+
+    @Override
+    public void deleteZhu(HomePage homePage) {
+        homePageDao.delete(homePage);
+    }
+
+
 }
 
 

src/main/java/com/example/demo/service/impl/SubServiceImpl.java

@@ -46,4 +46,9 @@ public class SubServiceImpl implements SubService {
         Sub sub1=subDao.save(sub);
         return sub1;
     }
+
+    @Override
+    public void deleteZi(Sub sub) {
+        subDao.delete(sub);
+    }
 }