diff --git a/src/main/java/cc/ryanc/halo/exception/MissingPropertyValueException.java b/src/main/java/cc/ryanc/halo/exception/MissingPropertyValueException.java
new file mode 100644
index 000000000..68045bfd0
--- /dev/null
+++ b/src/main/java/cc/ryanc/halo/exception/MissingPropertyValueException.java
@@ -0,0 +1,18 @@
+package cc.ryanc.halo.exception;
+
+/**
+ * Missing property value exception.
+ *
+ * @author johnniang
+ * @date 3/22/19
+ */
+public class MissingPropertyValueException extends BadRequestException {
+
+    public MissingPropertyValueException(String message) {
+        super(message);
+    }
+
+    public MissingPropertyValueException(String message, Throwable cause) {
+        super(message, cause);
+    }
+}
diff --git a/src/main/java/cc/ryanc/halo/listener/StartedListener.java b/src/main/java/cc/ryanc/halo/listener/StartedListener.java
index 44456451a..4205e2f0b 100644
--- a/src/main/java/cc/ryanc/halo/listener/StartedListener.java
+++ b/src/main/java/cc/ryanc/halo/listener/StartedListener.java
@@ -25,7 +25,6 @@ import java.nio.charset.Charset;
 import java.util.List;
 
 import static cc.ryanc.halo.model.support.HaloConst.DEFAULT_THEME_NAME;
-import static cc.ryanc.halo.model.support.HaloConst.OPTIONS;
 
 /**
  * <pre>
@@ -54,22 +53,12 @@ public class StartedListener implements ApplicationListener<ApplicationStartedEv
     @Override
     public void onApplicationEvent(ApplicationStartedEvent event) {
         // save halo version to database
-        // TODO Complete cache option value
-        this.cacheOptions();
         this.cacheThemes();
         this.cacheOwo();
         this.getActiveTheme();
         this.printStartInfo();
     }
 
-    /**
-     * Cache options to map
-     */
-    private void cacheOptions() {
-        OPTIONS.clear();
-        OPTIONS.putAll(optionService.listOptions());
-    }
-
     /**
      * Cache themes to map
      */
@@ -115,7 +104,7 @@ public class StartedListener implements ApplicationListener<ApplicationStartedEv
         // Get server port
         String serverPort = applicationContext.getEnvironment().getProperty("server.port");
 
-        String blogUrl = OPTIONS.get(BlogProperties.BLOG_URL);
+        String blogUrl = optionService.getByPropertyOfNullable(BlogProperties.BLOG_URL);
 
         if (StrUtil.isNotBlank(blogUrl)) {
             blogUrl = StrUtil.removeSuffix(blogUrl, "/");
diff --git a/src/main/java/cc/ryanc/halo/model/support/HaloConst.java b/src/main/java/cc/ryanc/halo/model/support/HaloConst.java
index 053c5d302..86f72594a 100644
--- a/src/main/java/cc/ryanc/halo/model/support/HaloConst.java
+++ b/src/main/java/cc/ryanc/halo/model/support/HaloConst.java
@@ -4,8 +4,6 @@ import cn.hutool.json.JSONObject;
 
 import java.util.List;
 import java.util.Map;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ConcurrentMap;
 
 /**
  * <pre>
@@ -33,12 +31,6 @@ public class HaloConst {
      */
     public static final String TOKEN_HEADER = "token";
 
-    /**
-     * All of the options
-     */
-    @Deprecated
-    public final static ConcurrentMap<String, String> OPTIONS = new ConcurrentHashMap<>();
-
     /**
      * All of the Owo
      */
diff --git a/src/main/java/cc/ryanc/halo/service/OptionService.java b/src/main/java/cc/ryanc/halo/service/OptionService.java
index 8aa84654b..a9bb2f1ad 100755
--- a/src/main/java/cc/ryanc/halo/service/OptionService.java
+++ b/src/main/java/cc/ryanc/halo/service/OptionService.java
@@ -1,5 +1,6 @@
 package cc.ryanc.halo.service;
 
+import cc.ryanc.halo.exception.MissingPropertyValueException;
 import cc.ryanc.halo.model.dto.OptionOutputDTO;
 import cc.ryanc.halo.model.entity.Option;
 import cc.ryanc.halo.model.enums.BlogProperties;
@@ -24,6 +25,8 @@ public interface OptionService extends CrudService<Option, Integer> {
 
     int DEFAULT_COMMENT_PAGE_SIZE = 10;
 
+    int DEFAULT_RSS_PAGE_SIZE = 20;
+
     /**
      * Save one option
      *
@@ -80,6 +83,15 @@ public interface OptionService extends CrudService<Option, Integer> {
     @Nullable
     String getByKeyOfNullable(@NonNull String key);
 
+    /**
+     * Gets option value of non null.
+     *
+     * @param key option key must not be null
+     * @return option value of non null
+     */
+    @NonNull
+    String getByKeyOfNonNull(@NonNull String key);
+
     /**
      * Get option by key
      *
@@ -90,7 +102,7 @@ public interface OptionService extends CrudService<Option, Integer> {
     Optional<String> getByKey(@NonNull String key);
 
     /**
-     * Gets option by blog property.
+     * Gets option value by blog property.
      *
      * @param property blog property must not be null
      * @return an option value
@@ -99,7 +111,17 @@ public interface OptionService extends CrudService<Option, Integer> {
     String getByPropertyOfNullable(@NonNull BlogProperties property);
 
     /**
-     * Gets option by blog property.
+     * Gets option value by blog property.
+     *
+     * @param property blog property
+     * @return an optiona value
+     * @throws MissingPropertyValueException throws when property value dismisses
+     */
+    @NonNull
+    String getByPropertyOfNonNull(@NonNull BlogProperties property);
+
+    /**
+     * Gets option value by blog property.
      *
      * @param property blog property must not be null
      * @return an optional option value
@@ -121,6 +143,13 @@ public interface OptionService extends CrudService<Option, Integer> {
      */
     int getCommentPageSize();
 
+    /**
+     * Gets rss page size.
+     *
+     * @return page size
+     */
+    int getRssPageSize();
+
     /**
      * Get quniu zone.
      *
diff --git a/src/main/java/cc/ryanc/halo/service/impl/MailServiceImpl.java b/src/main/java/cc/ryanc/halo/service/impl/MailServiceImpl.java
index 77c1e67b0..719049e0a 100644
--- a/src/main/java/cc/ryanc/halo/service/impl/MailServiceImpl.java
+++ b/src/main/java/cc/ryanc/halo/service/impl/MailServiceImpl.java
@@ -2,6 +2,7 @@ package cc.ryanc.halo.service.impl;
 
 import cc.ryanc.halo.model.enums.BlogProperties;
 import cc.ryanc.halo.service.MailService;
+import cc.ryanc.halo.service.OptionService;
 import cc.ryanc.halo.utils.HaloUtils;
 import cn.hutool.core.text.StrBuilder;
 import freemarker.template.Template;
@@ -13,8 +14,6 @@ import org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer;
 import java.io.File;
 import java.util.Map;
 
-import static cc.ryanc.halo.model.support.HaloConst.OPTIONS;
-
 /**
  * @author : RYAN0UP
  * @date : 2019-03-17
@@ -24,8 +23,12 @@ public class MailServiceImpl implements MailService {
 
     private final FreeMarkerConfigurer freeMarker;
 
-    public MailServiceImpl(FreeMarkerConfigurer freeMarker) {
+    private final OptionService optionService;
+
+    public MailServiceImpl(FreeMarkerConfigurer freeMarker,
+                           OptionService optionService) {
         this.freeMarker = freeMarker;
+        this.optionService = optionService;
     }
 
     /**
@@ -38,12 +41,12 @@ public class MailServiceImpl implements MailService {
     @Override
     public void sendMail(String to, String subject, String content) {
         HaloUtils.configMail(
-                OPTIONS.get(BlogProperties.MAIL_SMTP_HOST.getValue()),
-                OPTIONS.get(BlogProperties.MAIL_SMTP_USERNAME.getValue()),
-                OPTIONS.get(BlogProperties.MAIL_SMTP_PASSWORD.getValue()));
+                optionService.getByPropertyOfNonNull(BlogProperties.MAIL_SMTP_HOST),
+                optionService.getByPropertyOfNonNull(BlogProperties.MAIL_SMTP_USERNAME),
+                optionService.getByPropertyOfNonNull(BlogProperties.MAIL_SMTP_PASSWORD));
         try {
             OhMyEmail.subject(subject)
-                    .from(OPTIONS.get(BlogProperties.MAIL_FROM_NAME.getValue()))
+                    .from(optionService.getByPropertyOfNonNull(BlogProperties.MAIL_FROM_NAME))
                     .to(to)
                     .text(content)
                     .send();
@@ -64,15 +67,15 @@ public class MailServiceImpl implements MailService {
     @Override
     public void sendTemplateMail(String to, String subject, Map<String, Object> content, String templateName) {
         HaloUtils.configMail(
-                OPTIONS.get(BlogProperties.MAIL_SMTP_HOST.getValue()),
-                OPTIONS.get(BlogProperties.MAIL_SMTP_USERNAME.getValue()),
-                OPTIONS.get(BlogProperties.MAIL_SMTP_PASSWORD.getValue()));
+                optionService.getByPropertyOfNonNull(BlogProperties.MAIL_SMTP_HOST),
+                optionService.getByPropertyOfNonNull(BlogProperties.MAIL_SMTP_USERNAME),
+                optionService.getByPropertyOfNonNull(BlogProperties.MAIL_SMTP_PASSWORD));
         StrBuilder text = new StrBuilder();
         try {
             final Template template = freeMarker.getConfiguration().getTemplate(templateName);
             text.append(FreeMarkerTemplateUtils.processTemplateIntoString(template, content));
             OhMyEmail.subject(subject)
-                    .from(OPTIONS.get(BlogProperties.MAIL_FROM_NAME.getValue()))
+                    .from(optionService.getByPropertyOfNonNull(BlogProperties.MAIL_FROM_NAME))
                     .to(to)
                     .html(text.toString())
                     .send();
@@ -94,16 +97,16 @@ public class MailServiceImpl implements MailService {
     @Override
     public void sendAttachMail(String to, String subject, Map<String, Object> content, String templateName, String attachSrc) {
         HaloUtils.configMail(
-                OPTIONS.get(BlogProperties.MAIL_SMTP_HOST.getValue()),
-                OPTIONS.get(BlogProperties.MAIL_SMTP_USERNAME.getValue()),
-                OPTIONS.get(BlogProperties.MAIL_SMTP_PASSWORD.getValue()));
+                optionService.getByPropertyOfNonNull(BlogProperties.MAIL_SMTP_HOST),
+                optionService.getByPropertyOfNonNull(BlogProperties.MAIL_SMTP_USERNAME),
+                optionService.getByPropertyOfNonNull(BlogProperties.MAIL_SMTP_PASSWORD));
         File file = new File(attachSrc);
         StrBuilder text = new StrBuilder();
         try {
             final Template template = freeMarker.getConfiguration().getTemplate(templateName);
             text.append(FreeMarkerTemplateUtils.processTemplateIntoString(template, content));
             OhMyEmail.subject(subject)
-                    .from(OPTIONS.get(BlogProperties.MAIL_FROM_NAME.getValue()))
+                    .from(optionService.getByPropertyOfNonNull(BlogProperties.MAIL_FROM_NAME))
                     .to(to)
                     .html(text.toString())
                     .attach(file, file.getName())
diff --git a/src/main/java/cc/ryanc/halo/service/impl/OptionServiceImpl.java b/src/main/java/cc/ryanc/halo/service/impl/OptionServiceImpl.java
index 920d5690c..90e5f28da 100644
--- a/src/main/java/cc/ryanc/halo/service/impl/OptionServiceImpl.java
+++ b/src/main/java/cc/ryanc/halo/service/impl/OptionServiceImpl.java
@@ -1,5 +1,6 @@
 package cc.ryanc.halo.service.impl;
 
+import cc.ryanc.halo.exception.MissingPropertyValueException;
 import cc.ryanc.halo.model.dto.OptionOutputDTO;
 import cc.ryanc.halo.model.entity.Option;
 import cc.ryanc.halo.model.enums.BlogProperties;
@@ -133,6 +134,11 @@ public class OptionServiceImpl extends AbstractCrudService<Option, Integer> impl
         return getByKey(key).orElse(null);
     }
 
+    @Override
+    public String getByKeyOfNonNull(String key) {
+        return getByKey(key).orElseThrow(() -> new MissingPropertyValueException("You have to config " + key + " setting"));
+    }
+
     @Override
     public Optional<String> getByKey(String key) {
         Assert.hasText(key, "Option key must not be blank");
@@ -145,6 +151,13 @@ public class OptionServiceImpl extends AbstractCrudService<Option, Integer> impl
         return getByProperty(property).orElse(null);
     }
 
+    @Override
+    public String getByPropertyOfNonNull(BlogProperties property) {
+        Assert.notNull(property, "Blog property must not be null");
+
+        return getByKeyOfNonNull(property.getValue());
+    }
+
     @Override
     public Optional<String> getByProperty(BlogProperties property) {
         Assert.notNull(property, "Blog property must not be null");
@@ -157,7 +170,7 @@ public class OptionServiceImpl extends AbstractCrudService<Option, Integer> impl
         try {
             return getByProperty(BlogProperties.INDEX_POSTS).map(Integer::valueOf).orElse(DEFAULT_POST_PAGE_SIZE);
         } catch (NumberFormatException e) {
-            log.error(BlogProperties.INDEX_POSTS + " option was not a number format", e);
+            log.error(BlogProperties.INDEX_POSTS + " option is not a number format", e);
             return DEFAULT_POST_PAGE_SIZE;
         }
     }
@@ -167,11 +180,21 @@ public class OptionServiceImpl extends AbstractCrudService<Option, Integer> impl
         try {
             return getByProperty(BlogProperties.INDEX_COMMENTS).map(Integer::valueOf).orElse(DEFAULT_COMMENT_PAGE_SIZE);
         } catch (NumberFormatException e) {
-            log.error(BlogProperties.INDEX_COMMENTS + " option was not a number format", e);
+            log.error(BlogProperties.INDEX_COMMENTS + " option is not a number format", e);
             return DEFAULT_COMMENT_PAGE_SIZE;
         }
     }
 
+    @Override
+    public int getRssPageSize() {
+        try {
+            return getByProperty(BlogProperties.RSS_POSTS).map(Integer::valueOf).orElse(DEFAULT_RSS_PAGE_SIZE);
+        } catch (NumberFormatException e) {
+            log.error(BlogProperties.RSS_POSTS + " setting is not a number format", e);
+            return DEFAULT_RSS_PAGE_SIZE;
+        }
+    }
+
     @Override
     public Zone getQiniuZone() {
         return getByProperty(BlogProperties.QINIU_ZONE).map(qiniuZone -> {
diff --git a/src/main/java/cc/ryanc/halo/utils/HaloUtils.java b/src/main/java/cc/ryanc/halo/utils/HaloUtils.java
index 88d3a66dd..d30bfed9c 100755
--- a/src/main/java/cc/ryanc/halo/utils/HaloUtils.java
+++ b/src/main/java/cc/ryanc/halo/utils/HaloUtils.java
@@ -36,8 +36,6 @@ import java.util.Properties;
 @Slf4j
 public class HaloUtils {
 
-    public final static int DEFAULT_PAGE_SIZE = 10;
-
     /**
      * Initialize url if blank.
      *
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/api/ThemeController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/api/ThemeController.java
index 5778faa6a..d7d727fc6 100644
--- a/src/main/java/cc/ryanc/halo/web/controller/admin/api/ThemeController.java
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/api/ThemeController.java
@@ -17,8 +17,6 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
-import static cc.ryanc.halo.model.support.HaloConst.OPTIONS;
-
 /**
  * @author : RYAN0UP
  * @date : 2019/3/20
@@ -59,11 +57,9 @@ public class ThemeController {
     public void active(@RequestParam(name = "themeName", defaultValue = "anatole") String themeName) throws TemplateModelException {
         Map<BlogProperties, String> properties = new HashMap<>(1);
         properties.put(BlogProperties.THEME, themeName);
-        optionService.saveProperties(properties,"system");
+        optionService.saveProperties(properties, "system");
         BaseContentController.THEME = themeName;
-        OPTIONS.clear();
-        OPTIONS.putAll(optionService.listOptions());
         configuration.setSharedVariable("themeName", themeName);
-        configuration.setSharedVariable("options", OPTIONS);
+        configuration.setSharedVariable("options", optionService.listOptions());
     }
 }
diff --git a/src/main/java/cc/ryanc/halo/web/controller/admin/base/BaseController.java b/src/main/java/cc/ryanc/halo/web/controller/admin/base/BaseController.java
index 37254f078..7ff499794 100644
--- a/src/main/java/cc/ryanc/halo/web/controller/admin/base/BaseController.java
+++ b/src/main/java/cc/ryanc/halo/web/controller/admin/base/BaseController.java
@@ -6,7 +6,6 @@ import freemarker.template.Configuration;
 import freemarker.template.TemplateModelException;
 import org.springframework.beans.factory.annotation.Autowired;
 
-import static cc.ryanc.halo.model.support.HaloConst.OPTIONS;
 import static cc.ryanc.halo.model.support.HaloConst.THEMES;
 
 /**
@@ -28,11 +27,9 @@ public abstract class BaseController {
      */
     public void refreshCache() {
         try {
-            OPTIONS.clear();
             THEMES.clear();
-            OPTIONS.putAll(optionService.listOptions());
             THEMES = ThemeUtils.getThemes();
-            configuration.setSharedVariable("options", OPTIONS);
+            configuration.setSharedVariable("options", optionService.listOptions());
         } catch (TemplateModelException e) {
             e.printStackTrace();
         }
diff --git a/src/main/java/cc/ryanc/halo/web/controller/content/ContentFeedController.java b/src/main/java/cc/ryanc/halo/web/controller/content/ContentFeedController.java
index 700d4e00b..a3ec14af8 100644
--- a/src/main/java/cc/ryanc/halo/web/controller/content/ContentFeedController.java
+++ b/src/main/java/cc/ryanc/halo/web/controller/content/ContentFeedController.java
@@ -1,7 +1,6 @@
 package cc.ryanc.halo.web.controller.content;
 
 import cc.ryanc.halo.model.entity.Post;
-import cc.ryanc.halo.model.enums.BlogProperties;
 import cc.ryanc.halo.model.enums.PostStatus;
 import cc.ryanc.halo.model.enums.PostType;
 import cc.ryanc.halo.service.OptionService;
@@ -23,8 +22,6 @@ import org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer;
 import java.io.IOException;
 import java.util.List;
 
-import static cc.ryanc.halo.model.support.HaloConst.OPTIONS;
-
 /**
  * @author : RYAN0UP
  * @date : 2019-03-21
@@ -57,12 +54,9 @@ public class ContentFeedController {
     @GetMapping(value = {"feed", "feed.xml", "rss", "rss.xml"}, produces = "application/xml;charset=UTF-8")
     @ResponseBody
     public String feed(Model model) throws IOException, TemplateException {
-        String rssPosts = OPTIONS.get(BlogProperties.RSS_POSTS.getValue());
-        if (StrUtil.isBlank(rssPosts)) {
-            rssPosts = "20";
-        }
+        int rssPageSize = optionService.getRssPageSize();
         final Sort sort = new Sort(Sort.Direction.DESC, "postDate");
-        final Pageable pageable = PageRequest.of(0, Integer.parseInt(rssPosts), sort);
+        final Pageable pageable = PageRequest.of(0, rssPageSize, sort);
         model.addAttribute("posts", buildPosts(pageable));
         final Template template = freeMarker.getConfiguration().getTemplate("common/web/rss.ftl");
         return FreeMarkerTemplateUtils.processTemplateIntoString(template, model);
diff --git a/src/main/java/cc/ryanc/halo/web/controller/core/InstallController.java b/src/main/java/cc/ryanc/halo/web/controller/core/InstallController.java
index 0b4de7446..266b78134 100644
--- a/src/main/java/cc/ryanc/halo/web/controller/core/InstallController.java
+++ b/src/main/java/cc/ryanc/halo/web/controller/core/InstallController.java
@@ -4,33 +4,26 @@ import cc.ryanc.halo.exception.BadRequestException;
 import cc.ryanc.halo.model.entity.*;
 import cc.ryanc.halo.model.enums.AttachOrigin;
 import cc.ryanc.halo.model.enums.BlogProperties;
-import cc.ryanc.halo.model.enums.CommentStatus;
-import cc.ryanc.halo.model.enums.PostStatus;
 import cc.ryanc.halo.model.params.InstallParam;
 import cc.ryanc.halo.model.support.BaseResponse;
-import cc.ryanc.halo.model.support.JsonResult;
 import cc.ryanc.halo.service.*;
-import cc.ryanc.halo.utils.MarkdownUtils;
 import cn.hutool.core.date.DateUtil;
-import cn.hutool.core.util.RandomUtil;
 import cn.hutool.core.util.StrUtil;
-import cn.hutool.crypto.SecureUtil;
 import cn.hutool.crypto.digest.BCrypt;
 import freemarker.template.Configuration;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
-import org.springframework.web.bind.annotation.*;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
 
-import javax.servlet.http.HttpServletRequest;
 import javax.validation.Valid;
-import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.List;
 import java.util.Map;
 
 import static cc.ryanc.halo.model.support.HaloConst.DEFAULT_THEME_NAME;
-import static cc.ryanc.halo.model.support.HaloConst.OPTIONS;
 
 /**
  * Installation controller.
@@ -82,7 +75,7 @@ public class InstallController {
     @GetMapping
     public String install(Model model) {
         try {
-            if (StrUtil.equals("true", OPTIONS.get("is_install"))) {
+            if (StrUtil.equals(Boolean.TRUE.toString(), optionService.getByProperty(BlogProperties.IS_INSTALL).orElse(Boolean.FALSE.toString()))) {
                 model.addAttribute("isInstall", true);
             } else {
                 model.addAttribute("isInstall", false);
@@ -98,7 +91,7 @@ public class InstallController {
     public BaseResponse<?> installBlog(@Valid InstallParam installParam) {
         // TODO Install blog.
         // Check is installed
-        boolean isInstalled = Boolean.parseBoolean(OPTIONS.getOrDefault(BlogProperties.IS_INSTALL, "false"));
+        boolean isInstalled = Boolean.parseBoolean(optionService.getByProperty(BlogProperties.IS_INSTALL).orElse(Boolean.FALSE.toString()));
 
         if (isInstalled) {
             throw new BadRequestException("该博客已初始化，不能再次安装！");
@@ -191,117 +184,117 @@ public class InstallController {
         properties.put(BlogProperties.ATTACH_LOC, AttachOrigin.SERVER.getValue().toString());
 
         // Create properties
-        optionService.saveProperties(properties,"system");
+        optionService.saveProperties(properties, "system");
     }
 
-    /**
-     * Do install
-     *
-     * @param blogLocale language
-     * @param blogTitle  blog title
-     * @param blogUrl    blog url
-     * @param userName   user name
-     * @param nickName   nick name
-     * @param userEmail  user email
-     * @param userPwd    user password
-     * @param request    request
-     * @return JsonResult
-     */
-    @PostMapping(value = "/do")
-    @ResponseBody
-    @Deprecated
-    public JsonResult doInstall(@RequestParam("blogLocale") String blogLocale,
-                                @RequestParam("blogTitle") String blogTitle,
-                                @RequestParam("blogUrl") String blogUrl,
-                                @RequestParam("userName") String userName,
-                                @RequestParam("userDisplayName") String nickName,
-                                @RequestParam("userEmail") String userEmail,
-                                @RequestParam("userPwd") String userPwd,
-                                HttpServletRequest request) {
-        try {
-            if (StrUtil.equals("true", OPTIONS.get("is_install"))) {
-                return new JsonResult(0, "该博客已初始化，不能再次安装！");
-            }
-            // Create new user
-            final User user = new User();
-            user.setUsername(userName);
-            user.setNickname(StrUtil.isBlank(nickName) ? userName : nickName);
-            user.setEmail(userEmail);
-            user.setPassword(SecureUtil.md5(userPwd));
-            userService.create(user);
-
-            //默认分类
-            Category category = new Category();
-            category.setName("未分类");
-            category.setSlugName("default");
-            category.setDescription("未分类");
-            category = categoryService.create(category);
-
-            //第一篇文章
-            final Post post = new Post();
-            final List<Category> categories = new ArrayList<>(1);
-            categories.add(category);
-            post.setTitle("Hello Halo!");
-            post.setOriginalContent("# Hello Halo!\n" +
-                    "欢迎使用Halo进行创作，删除这篇文章后赶紧开始吧。");
-            post.setFormatContent(MarkdownUtils.renderMarkdown(post.getOriginalContent()));
-            post.setSummary("欢迎使用Halo进行创作，删除这篇文章后赶紧开始吧。");
-            post.setStatus(PostStatus.PUBLISHED);
-            post.setUrl("hello-halo");
-            post.setDisallowComment(true);
-            post.setThumbnail("/static/halo-frontend/images/thumbnail/thumbnail-" + RandomUtil.randomInt(1, 11) + ".jpg");
-            postService.create(post);
-
-            //第一个评论
-            final Comment comment = new Comment();
-            comment.setAuthor("ruibaby");
-            comment.setEmail("i@ryanc.cc");
-            comment.setAuthorUrl("https://ryanc.cc");
-            comment.setIpAddress("127.0.0.1");
-            comment.setGavatarMd5(SecureUtil.md5("i@ryanc.cc"));
-            comment.setContent("欢迎，欢迎！");
-            comment.setStatus(CommentStatus.PUBLISHED);
-            comment.setUserAgent("Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.162 Safari/537.36");
-            comment.setIsAdmin(false);
-            commentService.create(comment);
-
-            final Map<BlogProperties, Object> options = new HashMap<>();
-//            options.put(BlogProperties.IS_INSTALL, TrueFalseEnum.TRUE.getDesc());
-//            options.put(BlogProperties.BLOG_LOCALE, blogLocale);
-//            options.put(BlogProperties.BLOG_TITLE, blogTitle);
-//            options.put(BlogProperties.BLOG_URL, blogUrl);
-//            options.put(BlogProperties.THEME, "anatole");
-//            options.put(BlogProperties.BLOG_START, DateUtil.format(DateUtil.date(), "yyyy-MM-dd"));
-//            options.put(BlogProperties.SMTP_EMAIL_ENABLE, TrueFalseEnum.FALSE.getDesc());
-//            options.put(BlogProperties.NEW_COMMENT_NOTICE, TrueFalseEnum.FALSE.getDesc());
-//            options.put(BlogProperties.COMMENT_PASS_NOTICE, TrueFalseEnum.FALSE.getDesc());
-//            options.put(BlogProperties.COMMENT_REPLY_NOTICE, TrueFalseEnum.FALSE.getDesc());
-//            options.put(BlogProperties.ATTACH_LOC, AttachLocationEnum.SERVER.getDesc());
-//            optionService.saveOptions(options);
-
-            //更新日志
-//            logsService.save(LogsRecord.INSTALL, "安装成功，欢迎使用Halo。", request);
-
-            final Menu menuIndex = new Menu();
-            menuIndex.setName("首页");
-            menuIndex.setUrl("/");
-            menuIndex.setSort(1);
-            menuService.create(menuIndex);
-
-            final Menu menuArchive = new Menu();
-            menuArchive.setName("归档");
-            menuArchive.setUrl("/archives");
-            menuArchive.setSort(2);
-            menuService.create(menuArchive);
-
-            OPTIONS.clear();
-            OPTIONS.putAll(optionService.listOptions());
-            configuration.setSharedVariable("options", OPTIONS);
-//            configuration.setSharedVariable("user", userService.findUser());
-        } catch (Exception e) {
-            log.error(e.getMessage());
-            return new JsonResult(0, e.getMessage());
-        }
-        return new JsonResult(1, "安装成功！");
-    }
+//    /**
+//     * Do install
+//     *
+//     * @param blogLocale language
+//     * @param blogTitle  blog title
+//     * @param blogUrl    blog url
+//     * @param userName   user name
+//     * @param nickName   nick name
+//     * @param userEmail  user email
+//     * @param userPwd    user password
+//     * @param request    request
+//     * @return JsonResult
+//     */
+//    @PostMapping(value = "/do")
+//    @ResponseBody
+//    @Deprecated
+//    public JsonResult doInstall(@RequestParam("blogLocale") String blogLocale,
+//                                @RequestParam("blogTitle") String blogTitle,
+//                                @RequestParam("blogUrl") String blogUrl,
+//                                @RequestParam("userName") String userName,
+//                                @RequestParam("userDisplayName") String nickName,
+//                                @RequestParam("userEmail") String userEmail,
+//                                @RequestParam("userPwd") String userPwd,
+//                                HttpServletRequest request) {
+//        try {
+//            if (StrUtil.equals("true", OPTIONS.get("is_install"))) {
+//                return new JsonResult(0, "该博客已初始化，不能再次安装！");
+//            }
+//            // Create new user
+//            final User user = new User();
+//            user.setUsername(userName);
+//            user.setNickname(StrUtil.isBlank(nickName) ? userName : nickName);
+//            user.setEmail(userEmail);
+//            user.setPassword(SecureUtil.md5(userPwd));
+//            userService.create(user);
+//
+//            //默认分类
+//            Category category = new Category();
+//            category.setName("未分类");
+//            category.setSlugName("default");
+//            category.setDescription("未分类");
+//            category = categoryService.create(category);
+//
+//            //第一篇文章
+//            final Post post = new Post();
+//            final List<Category> categories = new ArrayList<>(1);
+//            categories.add(category);
+//            post.setTitle("Hello Halo!");
+//            post.setOriginalContent("# Hello Halo!\n" +
+//                    "欢迎使用Halo进行创作，删除这篇文章后赶紧开始吧。");
+//            post.setFormatContent(MarkdownUtils.renderMarkdown(post.getOriginalContent()));
+//            post.setSummary("欢迎使用Halo进行创作，删除这篇文章后赶紧开始吧。");
+//            post.setStatus(PostStatus.PUBLISHED);
+//            post.setUrl("hello-halo");
+//            post.setDisallowComment(true);
+//            post.setThumbnail("/static/halo-frontend/images/thumbnail/thumbnail-" + RandomUtil.randomInt(1, 11) + ".jpg");
+//            postService.create(post);
+//
+//            //第一个评论
+//            final Comment comment = new Comment();
+//            comment.setAuthor("ruibaby");
+//            comment.setEmail("i@ryanc.cc");
+//            comment.setAuthorUrl("https://ryanc.cc");
+//            comment.setIpAddress("127.0.0.1");
+//            comment.setGavatarMd5(SecureUtil.md5("i@ryanc.cc"));
+//            comment.setContent("欢迎，欢迎！");
+//            comment.setStatus(CommentStatus.PUBLISHED);
+//            comment.setUserAgent("Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.162 Safari/537.36");
+//            comment.setIsAdmin(false);
+//            commentService.create(comment);
+//
+//            final Map<BlogProperties, Object> options = new HashMap<>();
+////            options.put(BlogProperties.IS_INSTALL, TrueFalseEnum.TRUE.getDesc());
+////            options.put(BlogProperties.BLOG_LOCALE, blogLocale);
+////            options.put(BlogProperties.BLOG_TITLE, blogTitle);
+////            options.put(BlogProperties.BLOG_URL, blogUrl);
+////            options.put(BlogProperties.THEME, "anatole");
+////            options.put(BlogProperties.BLOG_START, DateUtil.format(DateUtil.date(), "yyyy-MM-dd"));
+////            options.put(BlogProperties.SMTP_EMAIL_ENABLE, TrueFalseEnum.FALSE.getDesc());
+////            options.put(BlogProperties.NEW_COMMENT_NOTICE, TrueFalseEnum.FALSE.getDesc());
+////            options.put(BlogProperties.COMMENT_PASS_NOTICE, TrueFalseEnum.FALSE.getDesc());
+////            options.put(BlogProperties.COMMENT_REPLY_NOTICE, TrueFalseEnum.FALSE.getDesc());
+////            options.put(BlogProperties.ATTACH_LOC, AttachLocationEnum.SERVER.getDesc());
+////            optionService.saveOptions(options);
+//
+//            //更新日志
+////            logsService.save(LogsRecord.INSTALL, "安装成功，欢迎使用Halo。", request);
+//
+//            final Menu menuIndex = new Menu();
+//            menuIndex.setName("首页");
+//            menuIndex.setUrl("/");
+//            menuIndex.setSort(1);
+//            menuService.create(menuIndex);
+//
+//            final Menu menuArchive = new Menu();
+//            menuArchive.setName("归档");
+//            menuArchive.setUrl("/archives");
+//            menuArchive.setSort(2);
+//            menuService.create(menuArchive);
+//
+//            OPTIONS.clear();
+//            OPTIONS.putAll(optionService.listOptions());
+//            configuration.setSharedVariable("options", OPTIONS);
+////            configuration.setSharedVariable("user", userService.findUser());
+//        } catch (Exception e) {
+//            log.error(e.getMessage());
+//            return new JsonResult(0, e.getMessage());
+//        }
+//        return new JsonResult(1, "安装成功！");
+//    }
 }
diff --git a/src/test/java/cc/ryanc/halo/utils/ReflectionUtilsTest.java b/src/test/java/cc/ryanc/halo/utils/ReflectionUtilsTest.java
deleted file mode 100644
index 13d166b4e..000000000
--- a/src/test/java/cc/ryanc/halo/utils/ReflectionUtilsTest.java
+++ /dev/null
@@ -1,10 +0,0 @@
-package cc.ryanc.halo.utils;
-
-/**
- * Reflection utils test.
- *
- * @author johnniang
- */
-public class ReflectionUtilsTest {
-
-}
\ No newline at end of file