✨ 页面静态化 #107

src/main/java/org/b3log/solo/cache/ArticleCache.java

@@ -15,6 +15,7 @@ import org.b3log.latke.Keys;
 import org.b3log.latke.ioc.Singleton;
 import org.b3log.solo.model.Article;
 import org.b3log.solo.util.Solos;
+import org.b3log.solo.util.Statics;
 import org.json.JSONObject;
 
 import java.util.Map;
@@ -78,6 +79,7 @@ public class ArticleCache {
     public void putArticle(final JSONObject article) {
         idCache.put(article.optString(Keys.OBJECT_ID), Solos.clone(article));
         permalinkCache.put(article.optString(Article.ARTICLE_PERMALINK), Solos.clone(article));
+        Statics.clear();
     }
 
     /**
@@ -93,6 +95,7 @@ public class ArticleCache {
         final String permalink = article.optString(Article.ARTICLE_PERMALINK);
         idCache.remove(id);
         permalinkCache.remove(permalink);
+        Statics.clear();
     }
 
     /**
@@ -101,5 +104,6 @@ public class ArticleCache {
     public void clear() {
         idCache.clear();
         permalinkCache.clear();
+        Statics.clear();
     }
 }
\ No newline at end of file

src/main/java/org/b3log/solo/cache/CommentCache.java

@@ -14,6 +14,7 @@ package org.b3log.solo.cache;
 import org.b3log.latke.Keys;
 import org.b3log.latke.ioc.Singleton;
 import org.b3log.solo.util.Solos;
+import org.b3log.solo.util.Statics;
 import org.json.JSONObject;
 
 import java.util.Map;
@@ -56,6 +57,7 @@ public class CommentCache {
      */
     public void putComment(final JSONObject comment) {
         cache.put(comment.optString(Keys.OBJECT_ID), Solos.clone(comment));
+        Statics.clear();
     }
 
     /**
@@ -65,6 +67,7 @@ public class CommentCache {
      */
     public void removeComment(final String id) {
         cache.remove(id);
+        Statics.clear();
     }
 
     /**
@@ -72,5 +75,6 @@ public class CommentCache {
      */
     public void clear() {
         cache.clear();
+        Statics.clear();
     }
 }

src/main/java/org/b3log/solo/cache/OptionCache.java

@@ -15,6 +15,7 @@ import org.b3log.latke.Keys;
 import org.b3log.latke.ioc.Singleton;
 import org.b3log.solo.model.Option;
 import org.b3log.solo.util.Solos;
+import org.b3log.solo.util.Statics;
 import org.json.JSONObject;
 
 import java.util.Map;
@@ -72,6 +73,7 @@ public class OptionCache {
      */
     public void putCategory(final String category, final JSONObject mergedOptions) {
         categoryCache.put(category, mergedOptions);
+        Statics.clear();
     }
 
     /**
@@ -99,6 +101,8 @@ public class OptionCache {
 
         final String category = option.optString(Option.OPTION_CATEGORY);
         removeCategory(category);
+
+        Statics.clear();
     }
 
     /**
@@ -116,6 +120,7 @@ public class OptionCache {
         removeCategory(category);
 
         cache.remove(id);
+        Statics.clear();
     }
 
     /**
@@ -124,5 +129,6 @@ public class OptionCache {
     public void clear() {
         cache.clear();
         categoryCache.clear();
+        Statics.clear();
     }
 }

src/main/java/org/b3log/solo/cache/PageCache.java

@@ -14,6 +14,7 @@ package org.b3log.solo.cache;
 import org.b3log.latke.Keys;
 import org.b3log.latke.ioc.Singleton;
 import org.b3log.solo.util.Solos;
+import org.b3log.solo.util.Statics;
 import org.json.JSONObject;
 
 import java.util.Map;
@@ -58,6 +59,7 @@ public class PageCache {
         final String pageId = page.optString(Keys.OBJECT_ID);
 
         cache.put(pageId, Solos.clone(page));
+        Statics.clear();
     }
 
     /**
@@ -67,6 +69,7 @@ public class PageCache {
      */
     public void removePage(final String id) {
         cache.remove(id);
+        Statics.clear();
     }
 
     /**
@@ -74,5 +77,6 @@ public class PageCache {
      */
     public void clear() {
         cache.clear();
+        Statics.clear();
     }
 }

src/main/java/org/b3log/solo/util/Statics.java

@@ -13,7 +13,6 @@ package org.b3log.solo.util;
 
 import org.apache.commons.io.FileUtils;
 import org.apache.commons.lang.StringUtils;
-import org.apache.commons.lang.math.RandomUtils;
 import org.apache.commons.lang.time.DateFormatUtils;
 import org.apache.logging.log4j.Level;
 import org.apache.logging.log4j.LogManager;
@@ -35,7 +34,7 @@ import java.util.zip.GZIPInputStream;
 import java.util.zip.GZIPOutputStream;
 
 /**
- * Static utilities.
+ * Static utilities. 页面静态化 https://github.com/88250/solo/issues/107
  *
  * @author <a href="http://88250.b3log.org">Liang Ding</a>
  * @version 1.0.0.0, Apr 14, 2020
@@ -129,28 +128,12 @@ public final class Statics {
         }
     }
 
-    private static File[] files;
-
-    /**
-     * Gets static HTML randomly.
-     *
-     * @return HTML
-     */
-    public static String random() {
-        if (null == DIR) {
-            return null;
-        }
-
-        if (null == files) {
-            files = DIR.listFiles();
-            if (null == files) {
-                return null;
-            }
+    public static void clear() {
+        try {
+            FileUtils.cleanDirectory(DIR);
+        } catch (final Exception e) {
+            LOGGER.log(Level.ERROR, "Clears static cached files failed", e);
         }
-
-        final File file = files[RandomUtils.nextInt(files.length)];
-
-        return readFile(file);
     }
 
     private static String readFile(final File file) {