diff --git a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfCache.java b/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfCache.java
index 72db54d..e757f61 100644
--- a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfCache.java
+++ b/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfCache.java
@@ -38,7 +38,7 @@ public class ConfCache {
     @Nullable
     public static Pattern pattern(@Nullable Project project,
                                   @NotNull Map<String, Map<String, List<String>>> keyMap, @NotNull String path) {
-        return ConfFactory.buildPattern(project, path, keyMap);
+        return SpiltKeyWordPatternFactory.from(project, path, keyMap);
     }
 
     @NotNull
@@ -70,7 +70,7 @@ public class ConfCache {
         return ConfCacheGetUtils.filterPath(JSON_CACHE, path);
     }
 
-    static void clearAll() {
+    public static void clearAll() {
         EXT_IN_KEY_CACHE.clear();
         KEY_CACHE.clear();
         DOC_CACHE.clear();
@@ -78,7 +78,7 @@ public class ConfCache {
         JSON_CACHE.clear();
     }
 
-    static void remove(@NotNull VirtualFile file, @Nullable String name) {
+    public static void remove(@NotNull VirtualFile file, @Nullable String name) {
         if (name != null) {
             int i = name.lastIndexOf('.');
             name = name.substring(0, i);
@@ -96,7 +96,7 @@ public class ConfCache {
         }
     }
 
-    static void copy(@NotNull VirtualFile file, @NotNull VirtualFile newFile) {
+    public static void copy(@NotNull VirtualFile file, @NotNull VirtualFile newFile) {
         @NotNull String name = file.getNameWithoutExtension();
         if (name.endsWith(KEY_MID_EXT)) {
             copyCache(file, newFile, KEY_CACHE);
@@ -117,7 +117,7 @@ public class ConfCache {
         }
     }
 
-    static void loadAll(@NotNull Project project) {
+    public static void loadAll(@NotNull Project project) {
         DumbService.getInstance(project).smartInvokeLater(() -> {
             @NotNull Collection<VirtualFile> files = FilenameIndex.getAllFilesByExt(project, TsvLoader.EXT);
             @NotNull StringBuilder sb = new StringBuilder();
@@ -135,7 +135,7 @@ public class ConfCache {
         });
     }
 
-    static void loadFile(@NotNull VirtualFile file, @Nullable Project project) {
+    public static void loadFile(@NotNull VirtualFile file, @Nullable Project project) {
         ApplicationManager.getApplication().invokeLater(() -> {
             ConfCache.load(file);
             if (project != null && !project.isDisposed()) {
diff --git a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfFactory.java b/src/main/java/io/github/linwancen/plugin/show/ext/conf/SpiltKeyWordPatternFactory.java
similarity index 85%
rename from src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfFactory.java
rename to src/main/java/io/github/linwancen/plugin/show/ext/conf/SpiltKeyWordPatternFactory.java
index a88653b..5dfe74a 100644
--- a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfFactory.java
+++ b/src/main/java/io/github/linwancen/plugin/show/ext/conf/SpiltKeyWordPatternFactory.java
@@ -13,16 +13,16 @@ import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.regex.Pattern;
 
-class ConfFactory {
-    private static final Logger LOG = LoggerFactory.getLogger(ConfFactory.class);
+class SpiltKeyWordPatternFactory {
+    private static final Logger LOG = LoggerFactory.getLogger(SpiltKeyWordPatternFactory.class);
 
     private static final Pattern EMPTY_PATTERN = Pattern.compile("");
     private static final Map<String, Pattern> PATTERN_CACHE = new ConcurrentHashMap<>();
-    private ConfFactory() {}
+    private SpiltKeyWordPatternFactory() {}
 
     @Nullable
-    static Pattern buildPattern(@SuppressWarnings("unused") @Nullable Project project, @NotNull String path,
-                                @NotNull Map<String, Map<String, List<String>>> map) {
+    static Pattern from(@SuppressWarnings("unused") @Nullable Project project, @NotNull String path,
+                        @NotNull Map<String, Map<String, List<String>>> map) {
         @NotNull Set<String> exclude = new LinkedHashSet<>();
         @NotNull StringBuilder sb = new StringBuilder();
         for (@NotNull Map<String, List<String>> keyMap : map.values()) {
diff --git a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ReloadExtDocAction.java b/src/main/java/io/github/linwancen/plugin/show/ext/conf/action/ReloadExtDocAction.java
similarity index 90%
rename from src/main/java/io/github/linwancen/plugin/show/ext/conf/ReloadExtDocAction.java
rename to src/main/java/io/github/linwancen/plugin/show/ext/conf/action/ReloadExtDocAction.java
index 8e22b56..11fae0b 100644
--- a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ReloadExtDocAction.java
+++ b/src/main/java/io/github/linwancen/plugin/show/ext/conf/action/ReloadExtDocAction.java
@@ -1,8 +1,9 @@
-package io.github.linwancen.plugin.show.ext.conf;
+package io.github.linwancen.plugin.show.ext.conf.action;
 
 import com.intellij.openapi.actionSystem.AnActionEvent;
 import com.intellij.openapi.project.DumbAwareAction;
 import com.intellij.openapi.project.Project;
+import io.github.linwancen.plugin.show.ext.conf.ConfCache;
 import io.github.linwancen.plugin.show.settings.ShowBundle;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
diff --git a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ResetExtDocAction.java b/src/main/java/io/github/linwancen/plugin/show/ext/conf/action/ResetExtDocAction.java
similarity index 92%
rename from src/main/java/io/github/linwancen/plugin/show/ext/conf/ResetExtDocAction.java
rename to src/main/java/io/github/linwancen/plugin/show/ext/conf/action/ResetExtDocAction.java
index 93e9a2d..aaa6d51 100644
--- a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ResetExtDocAction.java
+++ b/src/main/java/io/github/linwancen/plugin/show/ext/conf/action/ResetExtDocAction.java
@@ -1,10 +1,11 @@
-package io.github.linwancen.plugin.show.ext.conf;
+package io.github.linwancen.plugin.show.ext.conf.action;
 
 import com.intellij.ide.projectView.ProjectView;
 import com.intellij.openapi.actionSystem.AnAction;
 import com.intellij.openapi.actionSystem.AnActionEvent;
 import com.intellij.openapi.application.ApplicationManager;
 import com.intellij.openapi.project.Project;
+import io.github.linwancen.plugin.show.ext.conf.ConfCache;
 import io.github.linwancen.plugin.show.settings.ShowBundle;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
diff --git a/src/main/java/io/github/linwancen/plugin/show/ext/conf/action/package-info.java b/src/main/java/io/github/linwancen/plugin/show/ext/conf/action/package-info.java
new file mode 100644
index 0000000..87e2843
--- /dev/null
+++ b/src/main/java/io/github/linwancen/plugin/show/ext/conf/action/package-info.java
@@ -0,0 +1,4 @@
+/**
+ * call ConfCache clear and loadAll
+ */
+package io.github.linwancen.plugin.show.ext.conf.action;
\ No newline at end of file
diff --git a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfFileChangeListener.java b/src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/ConfFileChangeListener.java
similarity index 90%
rename from src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfFileChangeListener.java
rename to src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/ConfFileChangeListener.java
index 966fe06..e15b7ce 100644
--- a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfFileChangeListener.java
+++ b/src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/ConfFileChangeListener.java
@@ -1,9 +1,10 @@
-package io.github.linwancen.plugin.show.ext.conf;
+package io.github.linwancen.plugin.show.ext.conf.listener;
 
 import com.intellij.openapi.fileEditor.FileEditorManagerEvent;
 import com.intellij.openapi.fileEditor.FileEditorManagerListener;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.vfs.VirtualFile;
+import io.github.linwancen.plugin.show.ext.conf.ConfCache;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.slf4j.Logger;
diff --git a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfFileInitListener.java b/src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/ConfFileInitListener.java
similarity index 84%
rename from src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfFileInitListener.java
rename to src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/ConfFileInitListener.java
index 2b820c6..dfd9a16 100644
--- a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfFileInitListener.java
+++ b/src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/ConfFileInitListener.java
@@ -1,7 +1,8 @@
-package io.github.linwancen.plugin.show.ext.conf;
+package io.github.linwancen.plugin.show.ext.conf.listener;
 
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.project.ProjectManagerListener;
+import io.github.linwancen.plugin.show.ext.conf.ConfCache;
 import org.jetbrains.annotations.NotNull;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
diff --git a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfFileListener.java b/src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/ConfFileListener.java
similarity index 93%
rename from src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfFileListener.java
rename to src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/ConfFileListener.java
index b0a6b35..08c6e56 100644
--- a/src/main/java/io/github/linwancen/plugin/show/ext/conf/ConfFileListener.java
+++ b/src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/ConfFileListener.java
@@ -1,8 +1,10 @@
-package io.github.linwancen.plugin.show.ext.conf;
+package io.github.linwancen.plugin.show.ext.conf.listener;
 
 import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.openapi.vfs.newvfs.BulkFileListener;
 import com.intellij.openapi.vfs.newvfs.events.*;
+import io.github.linwancen.plugin.show.ext.conf.ConfCache;
+import io.github.linwancen.plugin.show.ext.conf.TsvLoader;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 import org.slf4j.Logger;
diff --git a/src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/package-info.java b/src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/package-info.java
new file mode 100644
index 0000000..87f639d
--- /dev/null
+++ b/src/main/java/io/github/linwancen/plugin/show/ext/conf/listener/package-info.java
@@ -0,0 +1,4 @@
+/**
+ * call ConfCache.load etc.
+ */
+package io.github.linwancen.plugin.show.ext.conf.listener;
\ No newline at end of file
diff --git a/src/main/resources/META-INF/plugin.xml b/src/main/resources/META-INF/plugin.xml
index 31ed5ea..91cd5bb 100644
--- a/src/main/resources/META-INF/plugin.xml
+++ b/src/main/resources/META-INF/plugin.xml
@@ -119,14 +119,14 @@ Show doc comment at the Project view Tree, line End, json, other
   <!--<depends optional="true" config-file="cs.xml">com.intellij.modules.rider</depends>-->
 
   <applicationListeners>
-    <listener class="io.github.linwancen.plugin.show.ext.conf.ConfFileListener"
+    <listener class="io.github.linwancen.plugin.show.ext.conf.listener.ConfFileListener"
               topic="com.intellij.openapi.vfs.newvfs.BulkFileListener"/>
-    <listener class="io.github.linwancen.plugin.show.ext.conf.ConfFileChangeListener"
+    <listener class="io.github.linwancen.plugin.show.ext.conf.listener.ConfFileChangeListener"
               topic="com.intellij.openapi.fileEditor.FileEditorManagerListener"/>
   </applicationListeners>
 
   <projectListeners>
-    <listener class="io.github.linwancen.plugin.show.ext.conf.ConfFileInitListener"
+    <listener class="io.github.linwancen.plugin.show.ext.conf.listener.ConfFileInitListener"
               topic="com.intellij.openapi.project.ProjectManagerListener"/>
   </projectListeners>
 
@@ -156,13 +156,13 @@ Show doc comment at the Project view Tree, line End, json, other
   <actions>
     <action
         id="io.github.linwancen.plugin.show.ext.conf.ReLoadExtDocAction"
-        class="io.github.linwancen.plugin.show.ext.conf.ReloadExtDocAction"
+        class="io.github.linwancen.plugin.show.ext.conf.action.ReloadExtDocAction"
         text="🔄 // Reload External Comment">
       <add-to-group group-id="ToolsMenu"/>
     </action>
     <action
-        id="io.github.linwancen.plugin.show.ext.conf.ResetExtDocAction"
-        class="io.github.linwancen.plugin.show.ext.conf.ResetExtDocAction"
+        id="io.github.linwancen.plugin.show.ext.conf.action.ResetExtDocAction"
+        class="io.github.linwancen.plugin.show.ext.conf.action.ResetExtDocAction"
         text="🆑 // Clear External Comment">
       <add-to-group group-id="ToolsMenu"/>
     </action>