fixed #修复fastjson解析数据出现$ref问题

src/src/main/java/net/myblog/entity/dto/ArticleSortDto.java

+package net.myblog.entity.dto;
+
+import net.myblog.entity.Article;
+
+import javax.persistence.*;
+import java.io.Serializable;
+import java.util.Set;
+
+/**
+ * @author nicky
+ * @date 2019-01-07
+ */
+@Table(name="article_sort")
+@Entity
+public class ArticleSortDto implements Serializable{
+
+    /** 文章栏目Id**/
+    private int typeId;
+
+    /** 栏目名称**/
+    private String name;
+
+    private Set<Article> articles;
+
+    @GeneratedValue(strategy=GenerationType.IDENTITY)
+    @Id
+    public int getTypeId() {
+        return typeId;
+    }
+
+    public void setTypeId(int typeId) {
+        this.typeId = typeId;
+    }
+
+    @Column(length=100, nullable=false)
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+
+
+
+}

src/src/main/java/net/myblog/entity/vo/ArticleSortVo.java

+package net.myblog.entity.vo;
+
+import net.myblog.entity.Article;
+
+import javax.persistence.*;
+import java.io.Serializable;
+import java.util.Set;
+
+/**
+ * @author nicky
+ * @date 2019-01-07
+ */
+@Table(name="article_sort")
+@Entity
+public class ArticleSortVo implements Serializable{
+
+    /** 文章栏目Id**/
+    private int typeId;
+
+    /** 栏目名称**/
+    private String name;
+
+    private Set<Article> articles;
+
+    @GeneratedValue(strategy=GenerationType.IDENTITY)
+    @Id
+    public int getTypeId() {
+        return typeId;
+    }
+
+    public void setTypeId(int typeId) {
+        this.typeId = typeId;
+    }
+
+    @Column(length=100, nullable=false)
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+
+
+
+}

src/src/main/java/net/myblog/repository/ArticleSortRepository.java

@@ -6,14 +6,15 @@ import javax.persistence.QueryHint;
 
 import net.myblog.entity.ArticleSort;
 
+import net.myblog.entity.dto.ArticleSortDto;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.jpa.repository.QueryHints;
 
-public interface ArticleSortRepository extends JpaRepository<ArticleSort,Integer>{
+public interface ArticleSortRepository extends JpaRepository<ArticleSortDto,Integer>{
 
 	/**启用setHint缓存，查询一次，之后缓存处理**/
-	@Query("FROM ArticleSort")
+	@Query("FROM ArticleSortDto")
 	@QueryHints({@QueryHint(name=org.hibernate.ejb.QueryHints.HINT_CACHEABLE,value="true")})
-	List<ArticleSort> getAll();
+	List<ArticleSortDto> getAll();
 }

src/src/main/java/net/myblog/service/ArticleSortService.java

 package net.myblog.service;
 
-import java.util.List;
-
-import net.myblog.entity.ArticleSort;
+import net.myblog.entity.dto.ArticleSortDto;
 import net.myblog.repository.ArticleSortRepository;
-
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.util.List;
+
 @Service
 public class ArticleSortService {
 
@@ -19,7 +18,7 @@ public class ArticleSortService {
 	 * @return
 	 */
 	@Transactional(readOnly=true)
-	public List<ArticleSort> findAll(){
+	public List<ArticleSortDto> findAll(){
 		return articleSortRepository.findAll();
 	}
 	

src/src/main/java/net/myblog/web/controller/BlogIndexController.java

 package net.myblog.web.controller;
 
 
-import java.io.File;
-import java.io.IOException;
-import java.io.StringReader;
-import java.io.UnsupportedEncodingException;
-import java.util.ArrayList;
-import java.util.LinkedList;
-import java.util.List;
-
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-
+import com.alibaba.fastjson.JSONArray;
 import net.myblog.core.Constants;
 import net.myblog.core.lucene.HighlighterBuilder;
 import net.myblog.core.lucene.LuceneSearchEnginer;
 import net.myblog.entity.Advertisement;
 import net.myblog.entity.Article;
-import net.myblog.entity.ArticleSort;
 import net.myblog.entity.FriendlyLink;
+import net.myblog.entity.dto.ArticleSortDto;
 import net.myblog.service.AdvertisementService;
 import net.myblog.service.ArticleService;
 import net.myblog.service.ArticleSortService;
 import net.myblog.service.FriendlyLinkService;
 import net.myblog.utils.DateUtils;
 import net.myblog.utils.Tools;
-
 import org.apache.lucene.analysis.Analyzer;
 import org.apache.lucene.analysis.TokenStream;
 import org.apache.lucene.document.Document;
@@ -33,12 +22,7 @@ import org.apache.lucene.index.DirectoryReader;
 import org.apache.lucene.index.IndexReader;
 import org.apache.lucene.queryparser.classic.ParseException;
 import org.apache.lucene.queryparser.classic.QueryParser;
-import org.apache.lucene.search.BooleanClause;
-import org.apache.lucene.search.BooleanQuery;
-import org.apache.lucene.search.IndexSearcher;
-import org.apache.lucene.search.Query;
-import org.apache.lucene.search.ScoreDoc;
-import org.apache.lucene.search.TopDocs;
+import org.apache.lucene.search.*;
 import org.apache.lucene.search.highlight.Highlighter;
 import org.apache.lucene.search.highlight.InvalidTokenOffsetsException;
 import org.apache.lucene.search.highlight.QueryScorer;
@@ -46,19 +30,24 @@ import org.apache.lucene.store.Directory;
 import org.apache.lucene.store.FSDirectory;
 import org.apache.lucene.util.Version;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.core.MethodParameter;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Sort.Direction;
-import org.springframework.http.MediaType;
 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 org.springframework.web.servlet.ModelAndView;
 import org.wltea.analyzer.lucene.IKAnalyzer;
 
-import com.alibaba.fastjson.JSONArray;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.File;
+import java.io.IOException;
+import java.io.StringReader;
+import java.io.UnsupportedEncodingException;
+import java.util.ArrayList;
+import java.util.LinkedList;
+import java.util.List;
 
 @Controller
 public class BlogIndexController extends BaseController{
@@ -105,7 +94,7 @@ public class BlogIndexController extends BaseController{
 			supportArticles = articlesTemp;
 		}
 		//获取文章类别标签
-		List<ArticleSort> articleSorts = articleSortService.findAll();
+		List<ArticleSortDto> articleSorts = articleSortService.findAll();
 		//获取友情链接信息
 		List<FriendlyLink> links = friendlyLinkService.findAll();
 		//获取广告信息

src/src/main/java/net/myblog/web/controller/admin/ArticleSortAdminController.java

 package net.myblog.web.controller.admin;
 
-import java.util.List;
-
-import com.alibaba.fastjson.JSONArray;
-import net.myblog.entity.ArticleSort;
+import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.serializer.SerializerFeature;
+import net.myblog.entity.dto.ArticleSortDto;
 import net.myblog.service.ArticleSortService;
 import net.myblog.web.controller.BaseController;
-
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 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.ResponseBody;
+
+import java.util.List;
+
 /**
  * @description 博客标签(类别)信息的控制类
  * @author Nicky
  * @date 2017年3月7日
  */
-import org.springframework.web.bind.annotation.RequestMethod;
-import org.springframework.web.bind.annotation.ResponseBody;
 @Controller
 @RequestMapping("/articleSort")
 public class ArticleSortAdminController extends BaseController{
@@ -34,7 +35,7 @@ public class ArticleSortAdminController extends BaseController{
 	 */
 	@RequestMapping("/listAll")
 	public String listAllSort(Model model){
-		List<ArticleSort> articleSorts = articleSortService.findAll();
+		List<ArticleSortDto> articleSorts = articleSortService.findAll();
 		model.addAttribute("articleSorts", articleSorts);
 		return "myblog/index";
 	}
@@ -46,7 +47,7 @@ public class ArticleSortAdminController extends BaseController{
 	 */
 	@RequestMapping("/labellist")
 	public String labelList(Model model){
-		List<ArticleSort> articleSorts = articleSortService.findAll();
+		List<ArticleSortDto> articleSorts = articleSortService.findAll();
 		model.addAttribute("articleSorts", articleSorts);
 		return "admin/label/label_list";
 	}
@@ -58,13 +59,15 @@ public class ArticleSortAdminController extends BaseController{
 	@RequestMapping(value = "/listArticleCategory" ,method = RequestMethod.GET, produces = "application/json;charset=UTF-8")
 	@ResponseBody
 	public String listArticleCategory() {
-		List<ArticleSort> categoryList = this.articleSortService.findAll();
+		List<ArticleSortDto> categoryList = this.articleSortService.findAll();
 		LOGGER.info("博客类别:{}"+categoryList.size());
 		//ObjectMapper mapper = new ObjectMapper();
+		/*JSONObject obj = new JSONObject();
 		for(ArticleSort a : categoryList) {
-			System.out.println(a.getName());
-		}
-		String result = JSONArray.toJSONString(categoryList);
+			obj.put("typeId", a.getTypeId());
+			obj.put("name", a.getName());
+		}*/
+		String result = JSON.toJSONString(categoryList, SerializerFeature.DisableCircularReferenceDetect);
 		return result;
 	}
 	

src/src/main/webapp/WEB-INF/jsp/admin/article/article_write.jsp

 <%@ page language="java" contentType="text/html; charset=UTF-8"
-    pageEncoding="UTF-8"%>
+		 pageEncoding="UTF-8"%>
 <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
 <%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt"%>
 <%
-String path = request.getContextPath();
-String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
+	String path = request.getContextPath();
+	String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
 %>
-<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!DOCTYPE html>
 <html>
 <head>
 <base href="<%=basePath %>">
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 <title>Nicky's blog 写文章</title>
 <link rel="icon" type="image/png" href="static/images/logo/logo.png">
 <link href="<%=basePath %>plugins/editormd/css/editormd.min.css"
@@ -40,7 +40,7 @@ String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.
 		<header>
 			文章标题：<input type="text" id="articleTitle" />
 			类别：
-			<select id="articleCategory" onchange="javascript:categorySelect.init();"></select>
+			<select id="articleCategory"></select>
 			<span id="btnList">
 				<button type="button" id="publishArticle" class="btn btn-info">发布文章</button>
 			</span>
@@ -104,7 +104,7 @@ String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.
                 type: "GET",
                 url: 'articleSort/listArticleCategory.do',
                 dataType:'json',
-                //contentType:"application/json",
+                contentType:"application/json",
                 cache: false,
                 success: function(data){
                 	//debugger;