Create ContentJournalController.java.

src/main/java/run/halo/app/controller/content/ContentJournalController.java

+package run.halo.app.controller.content;
+
+import cn.hutool.core.util.PageUtil;
+import lombok.extern.slf4j.Slf4j;
+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.web.SortDefault;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import run.halo.app.model.entity.Journal;
+import run.halo.app.service.JournalCommentService;
+import run.halo.app.service.JournalService;
+import run.halo.app.service.OptionService;
+import run.halo.app.service.ThemeService;
+
+import static org.springframework.data.domain.Sort.Direction.DESC;
+
+/**
+ * Blog journal page controller
+ *
+ * @author ryanwang
+ * @date : 2019-05-04
+ */
+@Slf4j
+@Controller
+@RequestMapping(value = "/journal")
+public class ContentJournalController {
+
+    private final JournalService journalService;
+
+    private final JournalCommentService journalCommentService;
+
+    private final OptionService optionService;
+
+    private final ThemeService themeService;
+
+    public ContentJournalController(JournalService journalService,
+                                    JournalCommentService journalCommentService,
+                                    OptionService optionService,
+                                    ThemeService themeService) {
+        this.journalService = journalService;
+        this.journalCommentService = journalCommentService;
+        this.optionService = optionService;
+        this.themeService = themeService;
+    }
+
+    /**
+     * Render journal page.
+     *
+     * @param model model
+     * @return template path: theme/{theme}/journal.ftl
+     */
+    @GetMapping
+    public String journal(Model model) {
+        return this.journal(model, 1, Sort.by(DESC, "createTime"));
+    }
+
+
+    /**
+     * Render journal page.
+     *
+     * @param model model
+     * @param page  current page number
+     * @return template path: theme/{theme}/journal.ftl
+     */
+    @GetMapping(value = "page/{page}")
+    public String journal(Model model,
+                          @PathVariable(value = "page") Integer page,
+                          @SortDefault(sort = "createTime", direction = DESC) Sort sort) {
+        log.debug("Requested journal page, sort info: [{}]", sort);
+
+        int pageSize = optionService.getPostPageSize();
+
+        Pageable pageable = PageRequest.of(page >= 1 ? page - 1 : page, pageSize, sort);
+
+        Page<Journal> journals = journalService.listAll(pageable);
+
+        int[] rainbow = PageUtil.rainbow(page, journals.getTotalPages(), 3);
+
+        model.addAttribute("is_journal", true);
+        model.addAttribute("journals", journals);
+        model.addAttribute("rainbow", rainbow);
+        return themeService.render("journal");
+    }
+}

src/main/java/run/halo/app/model/dto/EnvironmentDTO.java

+package run.halo.app.model.dto;
+
+import lombok.Data;
+
+/**
+ * Theme controller.
+ *
+ * @author ryanwang
+ * @date : 2019/5/4
+ */
+@Data
+public class EnvironmentDTO {
+
+    private String database;
+
+    private long startTime;
+}

src/main/java/run/halo/app/service/JournalService.java

@@ -44,7 +44,7 @@ public interface JournalService extends CrudService<Journal, Integer> {
      *
      * @param journalQuery journal query must not be null
      * @param pageable     page info must not be null
-     * @return a page of post
+     * @return a page of journal
      */
     @NonNull
     Page<Journal> pageBy(@NonNull JournalQuery journalQuery, @NonNull Pageable pageable);