diff --git a/app/src/main/java/com/chwl/app/MainActivity.java b/app/src/main/java/com/chwl/app/MainActivity.java
index 1605a5157..0d473b009 100644
--- a/app/src/main/java/com/chwl/app/MainActivity.java
+++ b/app/src/main/java/com/chwl/app/MainActivity.java
@@ -111,7 +111,7 @@ import com.chwl.core.user.event.LoginUserInfoUpdateEvent;
 import com.chwl.core.user.event.NeedBindPhoneEvent;
 import com.chwl.core.user.event.NeedCompleteInfoEvent;
 import com.chwl.core.utils.SharedPreferenceUtils;
-import com.chwl.core.utils.StringUtils;
+import com.chwl.core.utils.StringFormatUtils;
 import com.chwl.library.base.factory.CreatePresenter;
 import com.chwl.library.threadmgr.ThreadPoolManager;
 import com.chwl.library.utils.JavaUtil;
@@ -793,8 +793,8 @@ public class MainActivity extends BaseMvpActivity<IMainView, MainPresenter>
         GameHomeModel.get().getRoomShortcut()
                 .compose(bindUntilEvent(ActivityEvent.DESTROY))
                 .subscribe(uid -> {
-                            if (StringUtils.toLong(uid) != 0) {
-                                AVRoomActivity.start(context, StringUtils.toLong(uid));
+                            if (StringFormatUtils.toLong(uid) != 0) {
+                                AVRoomActivity.start(context, StringFormatUtils.toLong(uid));
                             }
                         },
                         Throwable::printStackTrace);
diff --git a/app/src/main/java/com/chwl/app/audio/adapter/MyVoiceListAdapter.java b/app/src/main/java/com/chwl/app/audio/adapter/MyVoiceListAdapter.java
index c1b008891..3fc437ca4 100644
--- a/app/src/main/java/com/chwl/app/audio/adapter/MyVoiceListAdapter.java
+++ b/app/src/main/java/com/chwl/app/audio/adapter/MyVoiceListAdapter.java
@@ -13,7 +13,7 @@ import com.chad.library.adapter.base.BaseViewHolder;
 import com.chwl.app.R;
 import com.chwl.app.audio.widget.VoiceLine;
 import com.chwl.core.audio.bean.UserVoiceInfo;
-import com.chwl.core.utils.StringUtils;
+import com.chwl.core.utils.StringFormatUtils;
 import com.chwl.library.utils.ResUtil;
 
 import java.util.List;
@@ -105,7 +105,7 @@ public class MyVoiceListAdapter extends BaseQuickAdapter<UserVoiceInfo, BaseView
         });
         // 点击播放声音/停止声音
         helper.voiceBarLayout.setOnClickListener(view -> {
-            if (StringUtils.isEmpty(item.getVoiceUrl())) {
+            if (StringFormatUtils.isEmpty(item.getVoiceUrl())) {
                 return;
             }
             boolean isChange = helper.getAdapterPosition() != voiceClickPos;
@@ -140,7 +140,7 @@ public class MyVoiceListAdapter extends BaseQuickAdapter<UserVoiceInfo, BaseView
         });
         // 点击播放声音/停止声音
         helper.voiceBarLayout.setOnClickListener(view -> {
-            if (StringUtils.isEmpty(item.getVoiceUrl())) {
+            if (StringFormatUtils.isEmpty(item.getVoiceUrl())) {
                 return;
             }
             boolean isChange = helper.getAdapterPosition() != voiceClickPos;
@@ -177,7 +177,7 @@ public class MyVoiceListAdapter extends BaseQuickAdapter<UserVoiceInfo, BaseView
         });
         // 点击播放声音/停止声音
         helper.voiceBarLayout.setOnClickListener(view -> {
-            if (StringUtils.isEmpty(item.getVoiceUrl())) {
+            if (StringFormatUtils.isEmpty(item.getVoiceUrl())) {
                 return;
             }
             boolean isChange = helper.getAdapterPosition() != voiceClickPos;
diff --git a/app/src/main/java/com/chwl/app/avroom/activity/AVRoomActivity.java b/app/src/main/java/com/chwl/app/avroom/activity/AVRoomActivity.java
index dc4d75276..10472056a 100644
--- a/app/src/main/java/com/chwl/app/avroom/activity/AVRoomActivity.java
+++ b/app/src/main/java/com/chwl/app/avroom/activity/AVRoomActivity.java
@@ -144,7 +144,7 @@ import com.chwl.core.user.UserModel;
 import com.chwl.core.user.bean.FirstChargeInfo;
 import com.chwl.core.user.bean.UserInfo;
 import com.chwl.core.utils.LogUtils;
-import com.chwl.core.utils.StringUtils;
+import com.chwl.core.utils.StringFormatUtils;
 import com.chwl.library.base.factory.CreatePresenter;
 import com.chwl.library.rxbus.RxBus;
 import com.chwl.library.utils.ResUtil;
@@ -295,7 +295,7 @@ public class AVRoomActivity extends BaseMvpActivity<IAvRoomView, AvRoomPresenter
 
     public static void setBackBg(Context context, RoomInfo roomInfo, SVGAImageView svgaRoomBg, String[] bgPicture) {
         if (roomInfo != null && svgaRoomBg != null) {
-            if (!StringUtils.isBlank(roomInfo.getBackPic())) {
+            if (!StringFormatUtils.isBlank(roomInfo.getBackPic())) {
                 int resourceType = NobleUtil.getResourceType(roomInfo.getBackPic());
                 if (resourceType == NobleResourceType.URLS) {
                     if (!roomInfo.getBackPic().equals(bgPicture[0])) {
diff --git a/app/src/main/java/com/chwl/app/avroom/fragment/FakeSingleRoomBackFragment.kt b/app/src/main/java/com/chwl/app/avroom/fragment/FakeSingleRoomBackFragment.kt
index a3b89febc..b4b655cb0 100644
--- a/app/src/main/java/com/chwl/app/avroom/fragment/FakeSingleRoomBackFragment.kt
+++ b/app/src/main/java/com/chwl/app/avroom/fragment/FakeSingleRoomBackFragment.kt
@@ -9,7 +9,7 @@ import com.chwl.core.room.bean.RoomInfo
 import com.chwl.core.room.event.SwitchRoomEvent
 import com.chwl.core.room.model.AvRoomModel
 import com.chwl.core.utils.CurrentTimeUtils
-import com.chwl.core.utils.StringUtils
+import com.chwl.core.utils.StringFormatUtils
 import com.chwl.library.utils.ResUtil
 import io.reactivex.Single
 import io.reactivex.android.schedulers.AndroidSchedulers
@@ -66,7 +66,7 @@ class FakeSingleRoomBackFragment : BaseViewBindingFragment<FragmentFakeSingleRoo
                     jumpRoom(it)
                 } else {
                     preRoomInfo = it
-                    if (!StringUtils.isBlank(it.backPic)) {
+                    if (!StringFormatUtils.isBlank(it.backPic)) {
                         AVRoomActivity.setBackBg(mContext, it, binding.svgaImageViewBg, bgPicture)
                     }
                 }
diff --git a/app/src/main/java/com/chwl/app/avroom/fragment/FakeSingleRoomFragment.kt b/app/src/main/java/com/chwl/app/avroom/fragment/FakeSingleRoomFragment.kt
index cf5ed0936..47d3a4f71 100644
--- a/app/src/main/java/com/chwl/app/avroom/fragment/FakeSingleRoomFragment.kt
+++ b/app/src/main/java/com/chwl/app/avroom/fragment/FakeSingleRoomFragment.kt
@@ -14,7 +14,7 @@ import com.chwl.core.room.bean.RoomInfo
 import com.chwl.core.room.event.SwitchRoomEvent
 import com.chwl.core.room.model.AvRoomModel
 import com.chwl.core.utils.CurrentTimeUtils
-import com.chwl.core.utils.StringUtils
+import com.chwl.core.utils.StringFormatUtils
 import io.reactivex.Single
 import io.reactivex.android.schedulers.AndroidSchedulers
 import io.reactivex.disposables.Disposable
@@ -56,7 +56,7 @@ class FakeSingleRoomFragment : BaseViewBindingFragment<FragmentFakeSingleRoomBin
                     jumpRoom(it)
                 } else {
                     preRoomInfo = it
-                    if (!StringUtils.isBlank(it.backPic)) {
+                    if (!StringFormatUtils.isBlank(it.backPic)) {
                         AVRoomActivity.setBackBg(mContext, it, binding.svgaImageViewBg, bgPicture)
                     }
                 }
diff --git a/app/src/main/java/com/chwl/app/common/util/StringUtils.java b/app/src/main/java/com/chwl/app/common/util/StringUtils.java
deleted file mode 100644
index 4feb35b54..000000000
--- a/app/src/main/java/com/chwl/app/common/util/StringUtils.java
+++ /dev/null
@@ -1,106 +0,0 @@
-package com.chwl.app.common.util;
-
-import com.chwl.library.utils.FP;
-
-public class StringUtils {
-
-    public static boolean isNullOrEmpty(String str) {
-        return FP.empty(str);
-    }
-
-    public static boolean isNotNullOrEmpty(String str) {
-        return !StringUtils.isNullOrEmpty(str);
-    }
-
-    public static boolean equal(String s1, String s2) {
-        return StringUtils.equal(s1, s2, false);
-    }
-
-    public static boolean equal(String s1, String s2, boolean ignoreCase) {
-        if (s1 != null && s2 != null) {
-            if (ignoreCase) {
-                return s1.equalsIgnoreCase(s2);
-            }
-            return s1.equals(s2);
-        }
-        return s1 == null && s2 == null;
-    }
-
-    public static int find(String pattern, String s) {
-        return StringUtils.find(pattern, s, false);
-    }
-
-    public static int find(String pattern, String s, boolean ignoreCase) {
-        return StringUtils.find(pattern, s, ignoreCase, false);
-    }
-
-    public static int find(String pattern, String s, boolean ignoreCase, boolean ignoreWidth) {
-        if (FP.empty(s)) {
-            return -1;
-        } else {
-            pattern = FP.ref(pattern);
-            if (ignoreCase) {
-                pattern = pattern.toLowerCase();
-                s = s.toLowerCase();
-            }
-
-            if (ignoreWidth) {
-                pattern = narrow(pattern);
-                s = narrow(s);
-            }
-
-            return s.indexOf(pattern);
-        }
-    }
-
-    public static String narrow(String s) {
-        if (FP.empty(s)) {
-            return "";
-        } else {
-            char[] cs = s.toCharArray();
-
-            for (int i = 0; i < cs.length; ++i) {
-                cs[i] = narrow(cs[i]);
-            }
-
-            return new String(cs);
-        }
-    }
-
-    public static char narrow(char c) {
-        if (c >= '！' && c <= '｝') {
-            return (char) (c - 'ﻠ');
-        } else if (c == 12288) {
-            return (char) (c - 12288 + 32);
-        } else if (c == '｡') {
-            return '。';
-        } else if (c == 12539) {
-            return '·';
-        } else {
-            return c == 8226 ? '·' : c;
-        }
-    }
-
-    public static int ord(char c) {
-        if ('a' <= c && c <= 'z') {
-            return c;
-        } else {
-            return 'A' <= c && c <= 'Z' ? c - 65 + 97 : 0;
-        }
-    }
-
-    public static int compare(String x, String y) {
-        return FP.ref(x).compareTo(FP.ref(y));
-    }
-
-    public static long parseLong(String s) {
-        long l = 0L;
-        try {
-            l = Long.parseLong(s.trim());
-        } catch (Exception e) {
-            return l;
-        }
-        return l;
-    }
-
-}
diff --git a/app/src/main/java/com/chwl/app/ui/user/adapter/UserDesAdapter.java b/app/src/main/java/com/chwl/app/ui/user/adapter/UserDesAdapter.java
index 4b4523360..9cb57d52a 100644
--- a/app/src/main/java/com/chwl/app/ui/user/adapter/UserDesAdapter.java
+++ b/app/src/main/java/com/chwl/app/ui/user/adapter/UserDesAdapter.java
@@ -32,7 +32,7 @@ import com.chwl.core.user.bean.JoinWorldInfo;
 import com.chwl.core.user.bean.UserGameInfo;
 import com.chwl.core.user.bean.UserInfo;
 import com.chwl.core.user.bean.UserPhoto;
-import com.chwl.core.utils.StringUtils;
+import com.chwl.core.utils.StringFormatUtils;
 import com.chwl.library.utils.ListUtils;
 import com.chwl.library.utils.ResUtil;
 import com.chwl.library.utils.SizeUtils;
@@ -224,14 +224,14 @@ public class UserDesAdapter extends UserTabBaseAdapter implements UserPhotoAdapt
 
         if (isOwner()) {// 主态
             helper.setGone(R.id.layout_voice, true);
-            helper.setGone(R.id.layout_voice_bar, !StringUtils.isEmpty(userInfo.getUserVoice()));
-            helper.setGone(R.id.layout_voice_bar_no_data, StringUtils.isEmpty(userInfo.getUserVoice()));
+            helper.setGone(R.id.layout_voice_bar, !StringFormatUtils.isEmpty(userInfo.getUserVoice()));
+            helper.setGone(R.id.layout_voice_bar_no_data, StringFormatUtils.isEmpty(userInfo.getUserVoice()));
             helper.setText(R.id.tv_voice_title, ResUtil.getString(R.string.user_adapter_userdesadapter_01));
             helper.setGone(R.id.iv_voice_more, true);
 
         } else {// 客态
-            helper.setGone(R.id.layout_voice, !StringUtils.isEmpty(userInfo.getUserVoice()));
-            helper.setGone(R.id.layout_voice_bar, !StringUtils.isEmpty(userInfo.getUserVoice()));
+            helper.setGone(R.id.layout_voice, !StringFormatUtils.isEmpty(userInfo.getUserVoice()));
+            helper.setGone(R.id.layout_voice_bar, !StringFormatUtils.isEmpty(userInfo.getUserVoice()));
             helper.setGone(R.id.layout_voice_bar_no_data, false);
             helper.setText(R.id.tv_voice_title, ResUtil.getString(R.string.user_adapter_userdesadapter_02));
             helper.setGone(R.id.iv_voice_more, false);
diff --git a/app/src/main/java/com/chwl/app/ui/widget/UserInfoDialog.java b/app/src/main/java/com/chwl/app/ui/widget/UserInfoDialog.java
index 63741e4e1..8b1210476 100644
--- a/app/src/main/java/com/chwl/app/ui/widget/UserInfoDialog.java
+++ b/app/src/main/java/com/chwl/app/ui/widget/UserInfoDialog.java
@@ -82,7 +82,7 @@ import com.chwl.core.user.UserModel;
 import com.chwl.core.user.bean.BaseInfo;
 import com.chwl.core.user.bean.UserInfo;
 import com.chwl.core.utils.CoreLogger;
-import com.chwl.core.utils.StringUtils;
+import com.chwl.core.utils.StringFormatUtils;
 import com.chwl.core.utils.net.BeanObserver;
 import com.chwl.core.utils.net.DontWarnObserver;
 import com.chwl.core.utils.net.RxHelper;
@@ -868,7 +868,7 @@ public class UserInfoDialog extends AppCompatDialog implements View.OnClickListe
         //目标用户是否是管理，（房主或者管理员）
         boolean isTargetManager = isTargetRoomOwner || isTargetRoomAdmin;
         boolean isTargetOnMic = AvRoomDataManager.get().isOnMic(account);
-        boolean isTargetVip = AvRoomDataManager.get().isDatingVip(StringUtils.toLong(account)) ||
+        boolean isTargetVip = AvRoomDataManager.get().isDatingVip(StringFormatUtils.toLong(account)) ||
                 AvRoomDataManager.get().isDatingVipMic(micPosition);
         //超管逻辑
         if (SuperAdminUtil.isSuperAdmin()) {
diff --git a/app/src/module_public_chat_hall/java/com/chwl/app/public_chat_hall/module/PublicChatHallInputPanel.java b/app/src/module_public_chat_hall/java/com/chwl/app/public_chat_hall/module/PublicChatHallInputPanel.java
index 01cc5d43a..905bb7fb3 100644
--- a/app/src/module_public_chat_hall/java/com/chwl/app/public_chat_hall/module/PublicChatHallInputPanel.java
+++ b/app/src/module_public_chat_hall/java/com/chwl/app/public_chat_hall/module/PublicChatHallInputPanel.java
@@ -23,7 +23,6 @@ import android.widget.EditText;
 import android.widget.FrameLayout;
 import android.widget.LinearLayout;
 import android.widget.TextView;
-import android.widget.Toast;
 
 import com.alibaba.fastjson.JSONObject;
 import com.netease.nim.uikit.api.NimUIKit;
@@ -61,7 +60,7 @@ import com.chwl.core.initial.InitialModel;
 import com.chwl.core.public_chat_hall.manager.PublicChatHallDataManager;
 import com.chwl.core.user.UserModel;
 import com.chwl.core.user.bean.UserInfo;
-import com.chwl.core.utils.StringUtils;
+import com.chwl.core.utils.StringFormatUtils;
 import com.chwl.library.utils.SingleToastUtil;
 
 import org.greenrobot.eventbus.EventBus;
@@ -412,7 +411,7 @@ public class PublicChatHallInputPanel implements IEmoticonSelectedListener, IAud
     // 发送文本消息
     private void onTextMessageSendButtonPressed() {
         String text = messageEditText.getText().toString();
-        if (StringUtils.isEmpty(text)) return;
+        if (StringFormatUtils.isEmpty(text)) return;
         IMMessage textMessage = createTextMessage(text);
         if (AntiSpamUtil.checkLocalAntiSpam(textMessage)) {
             EventBus.getDefault().post(new AntiSpamEvent());
diff --git a/app/src/module_public_chat_hall/java/com/chwl/app/public_chat_hall/msg/viewholder/ChatRoomMsgViewHolderBase.java b/app/src/module_public_chat_hall/java/com/chwl/app/public_chat_hall/msg/viewholder/ChatRoomMsgViewHolderBase.java
index 2f7206db4..7023bef19 100644
--- a/app/src/module_public_chat_hall/java/com/chwl/app/public_chat_hall/msg/viewholder/ChatRoomMsgViewHolderBase.java
+++ b/app/src/module_public_chat_hall/java/com/chwl/app/public_chat_hall/msg/viewholder/ChatRoomMsgViewHolderBase.java
@@ -31,7 +31,7 @@ import com.chwl.core.level.UserLevelResourceType;
 import com.chwl.core.noble.NobleResourceType;
 import com.chwl.core.noble.NobleUtil;
 import com.chwl.core.user.bean.UserInfo;
-import com.chwl.core.utils.StringUtils;
+import com.chwl.core.utils.StringFormatUtils;
 
 import org.greenrobot.eventbus.EventBus;
 
@@ -402,7 +402,7 @@ public abstract class ChatRoomMsgViewHolderBase extends RecyclerViewHolder<BaseM
                     badgeUrl = NobleUtil.getBadgeByLevel(Integer.parseInt((String) map.get(NobleResourceType.KEY_LEVEL)));
                 }
                 NobleUtil.loadResource(badgeUrl, nobleIconView);
-                nobleIconView.setVisibility(StringUtils.isEmpty(badgeUrl) ? View.GONE : View.VISIBLE);
+                nobleIconView.setVisibility(StringFormatUtils.isEmpty(badgeUrl) ? View.GONE : View.VISIBLE);
             }
             if (map.get(UserInfo.IS_OFFICIAL) != null) {
                 boolean isOfficial = (boolean) map.get(UserInfo.IS_OFFICIAL);
diff --git a/app/src/module_public_chat_hall/java/com/chwl/app/public_chat_hall/msg/viewholder/MsgViewHolderAitMe.java b/app/src/module_public_chat_hall/java/com/chwl/app/public_chat_hall/msg/viewholder/MsgViewHolderAitMe.java
index ada9e1ccc..c8b7d2989 100644
--- a/app/src/module_public_chat_hall/java/com/chwl/app/public_chat_hall/msg/viewholder/MsgViewHolderAitMe.java
+++ b/app/src/module_public_chat_hall/java/com/chwl/app/public_chat_hall/msg/viewholder/MsgViewHolderAitMe.java
@@ -13,7 +13,7 @@ import com.chwl.app.R;
 import com.chwl.app.ui.im.RouterHandler;
 import com.chwl.core.public_chat_hall.attachment.AitMeAttachment;
 import com.chwl.core.public_chat_hall.bean.AitMeInfo;
-import com.chwl.core.utils.StringUtils;
+import com.chwl.core.utils.StringFormatUtils;
 import com.chwl.library.utils.ResUtil;
 
 public class MsgViewHolderAitMe extends MsgViewHolderBase {
@@ -40,7 +40,7 @@ public class MsgViewHolderAitMe extends MsgViewHolderBase {
             AitMeAttachment aitMeAttachment = (AitMeAttachment) message.getAttachment();
             AitMeInfo aitMeInfo = aitMeAttachment.getAitMeInfo();
             String content = message.getContent();
-            if (StringUtils.isEmpty(content)) {
+            if (StringFormatUtils.isEmpty(content)) {
                 content = aitMeInfo.getContent();
             }
             SpannableStringBuilder builder = new SpannableStringBuilder(content);
diff --git a/app/src/module_treasure_box/java/com/chwl/app/shipantics/PullRadishActivity.java b/app/src/module_treasure_box/java/com/chwl/app/shipantics/PullRadishActivity.java
index 43952ac93..a2dc19045 100644
--- a/app/src/module_treasure_box/java/com/chwl/app/shipantics/PullRadishActivity.java
+++ b/app/src/module_treasure_box/java/com/chwl/app/shipantics/PullRadishActivity.java
@@ -30,7 +30,7 @@ import com.chwl.core.UriProvider;
 import com.chwl.core.manager.IMNetEaseManager;
 import com.chwl.core.manager.RoomEvent;
 import com.chwl.core.pay.PayModel;
-import com.chwl.core.utils.StringUtils;
+import com.chwl.core.utils.StringFormatUtils;
 import com.chwl.library.annatation.ActLayoutRes;
 import com.chwl.library.utils.ResUtil;
 import com.chwl.library.utils.SingleToastUtil;
@@ -82,7 +82,7 @@ public class PullRadishActivity extends BaseBindingActivity<ActivityPullRadishBi
         mBinding.editNum.addTextChangedListener(new TextWatcherWrapper() {
             @Override
             public void afterTextChanged(Editable editable) {
-                int num = StringUtils.toInt(mBinding.editNum.getText().toString(), 0);
+                int num = StringFormatUtils.toInt(mBinding.editNum.getText().toString(), 0);
                 if (num > 200) {
                     mBinding.editNum.setText("200");
                     SingleToastUtil.showToast(ResUtil.getString(R.string.erban_shipantics_pullradishactivity_01));
@@ -134,7 +134,7 @@ public class PullRadishActivity extends BaseBindingActivity<ActivityPullRadishBi
                 DialogWebViewActivity.start(context, UriProvider.getRadishKey(), false);
                 break;
             case R.id.fl_open:
-                openBox(StringUtils.toInt(mBinding.editNum.getText().toString(), 0));
+                openBox(StringFormatUtils.toInt(mBinding.editNum.getText().toString(), 0));
                 break;
             case R.id.iv_sub:
                 mBinding.editNum.setText(openKeyNumbers[keyIndex = Math.max(0, keyIndex - 1)]);
diff --git a/core/src/main/java/com/chwl/core/manager/AvRoomDataManager.java b/core/src/main/java/com/chwl/core/manager/AvRoomDataManager.java
index a3b8f48b5..0d8e7573b 100644
--- a/core/src/main/java/com/chwl/core/manager/AvRoomDataManager.java
+++ b/core/src/main/java/com/chwl/core/manager/AvRoomDataManager.java
@@ -43,7 +43,7 @@ import com.chwl.core.support.room.RoomContext;
 import com.chwl.core.user.UserModel;
 import com.chwl.core.utils.CurrentTimeUtils;
 import com.chwl.core.utils.LogUtils;
-import com.chwl.core.utils.StringUtils;
+import com.chwl.core.utils.StringFormatUtils;
 import com.chwl.library.utils.ListUtils;
 import com.chwl.library.utils.ResUtil;
 
@@ -1285,7 +1285,7 @@ public final class AvRoomDataManager {
      */
     public boolean isDatingVipMic(int position) {
         return position == AvRoomDataManager.POSITION_VIP_MIC ||
-                isDatingVip(StringUtils.toLong(AvRoomDataManager.get().getRoomQueueMemberUidByMicPosition(position)));
+                isDatingVip(StringFormatUtils.toLong(AvRoomDataManager.get().getRoomQueueMemberUidByMicPosition(position)));
     }
 
     /**
diff --git a/core/src/main/java/com/chwl/core/manager/trtc/RoomIdHelper.java b/core/src/main/java/com/chwl/core/manager/trtc/RoomIdHelper.java
index d4a56c7b7..a2f1e0abf 100644
--- a/core/src/main/java/com/chwl/core/manager/trtc/RoomIdHelper.java
+++ b/core/src/main/java/com/chwl/core/manager/trtc/RoomIdHelper.java
@@ -1,6 +1,6 @@
 package com.chwl.core.manager.trtc;
 
-import com.chwl.core.utils.StringUtils;
+import com.chwl.core.utils.StringFormatUtils;
 
 public class RoomIdHelper {
     /**
@@ -10,7 +10,7 @@ public class RoomIdHelper {
      * @return
      */
     public static int getRoomId(String roomId, int uid) {
-        int intRoomId = StringUtils.toInt(roomId, 0);
+        int intRoomId = StringFormatUtils.toInt(roomId, 0);
         return intRoomId == 0 ? uid : intRoomId;
     }
 }
diff --git a/core/src/main/java/com/chwl/core/utils/StringUtils.java b/core/src/main/java/com/chwl/core/utils/StringFormatUtils.java
similarity index 99%
rename from core/src/main/java/com/chwl/core/utils/StringUtils.java
rename to core/src/main/java/com/chwl/core/utils/StringFormatUtils.java
index 4fce1ff9e..e1c66add6 100644
--- a/core/src/main/java/com/chwl/core/utils/StringUtils.java
+++ b/core/src/main/java/com/chwl/core/utils/StringFormatUtils.java
@@ -19,7 +19,7 @@ import java.util.regex.Pattern;
  * @date 2013-8-6 下午1:51:14
  **************************************************************************
  */
-public class StringUtils {
+public class StringFormatUtils {
 	private final static Pattern emailer = Pattern
 			.compile("\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*");
 
@@ -357,7 +357,7 @@ public class StringUtils {
 	 * @return String 返回类型
 	 */
 	public static String delLastStr(String str) {
-		if (StringUtils.isBlank(str)) {
+		if (StringFormatUtils.isBlank(str)) {
 			return "";
 		}
 		String tempStr = str.substring(0, str.length() - 1);
diff --git a/library/src/module_easyphoto/java/com/chwl/library/easyphoto/models/album/AlbumModel.java b/library/src/module_easyphoto/java/com/chwl/library/easyphoto/models/album/AlbumModel.java
index 365b47508..55b5350a9 100644
--- a/library/src/module_easyphoto/java/com/chwl/library/easyphoto/models/album/AlbumModel.java
+++ b/library/src/module_easyphoto/java/com/chwl/library/easyphoto/models/album/AlbumModel.java
@@ -18,7 +18,7 @@ import com.chwl.library.easyphoto.constant.Type;
 import com.chwl.library.easyphoto.models.album.entity.Album;
 import com.chwl.library.easyphoto.result.Result;
 import com.chwl.library.easyphoto.setting.Setting;
-import com.chwl.library.easyphoto.utils.string.StringUtils;
+import com.chwl.library.easyphoto.utils.string.EPStringUtils;
 import com.chwl.library.easyphoto.models.album.entity.AlbumItem;
 import com.chwl.library.easyphoto.models.album.entity.Photo;
 
@@ -281,7 +281,7 @@ public class AlbumModel {
                         continue;
                     }
                     folderPath = parentFile.getAbsolutePath();
-                    albumName = StringUtils.getLastPathSegment(folderPath);
+                    albumName = EPStringUtils.getLastPathSegment(folderPath);
                 }
 
                 album.addAlbumItem(albumName, folderPath, path, uri);
diff --git a/library/src/module_easyphoto/java/com/chwl/library/easyphoto/ui/EasyPhotosActivity.java b/library/src/module_easyphoto/java/com/chwl/library/easyphoto/ui/EasyPhotosActivity.java
index 4e6a63d9b..7a289c312 100644
--- a/library/src/module_easyphoto/java/com/chwl/library/easyphoto/ui/EasyPhotosActivity.java
+++ b/library/src/module_easyphoto/java/com/chwl/library/easyphoto/ui/EasyPhotosActivity.java
@@ -62,7 +62,7 @@ import com.chwl.library.easyphoto.utils.media.DurationUtils;
 import com.chwl.library.easyphoto.utils.media.MediaScannerConnectionUtils;
 import com.chwl.library.easyphoto.utils.permission.PermissionUtil;
 import com.chwl.library.easyphoto.utils.settings.SettingsUtils;
-import com.chwl.library.easyphoto.utils.string.StringUtils;
+import com.chwl.library.easyphoto.utils.string.EPStringUtils;
 import com.chwl.library.easyphoto.utils.system.EPSystemUtils;
 import com.chwl.library.easyphoto.utils.uri.UriUtils;
 
@@ -460,7 +460,7 @@ public class EasyPhotosActivity extends AppCompatActivity implements AlbumItemsA
         if (Build.VERSION.SDK_INT < Build.VERSION_CODES.Q) {
             MediaScannerConnectionUtils.refresh(this, photo.path);
             folderPath = new File(photo.path).getParentFile().getAbsolutePath();
-            albumName = StringUtils.getLastPathSegment(folderPath);
+            albumName = EPStringUtils.getLastPathSegment(folderPath);
         }
 
         String albumItem_all_name = albumModel.getAllAlbumName(this);
diff --git a/library/src/module_easyphoto/java/com/chwl/library/easyphoto/utils/string/StringUtils.java b/library/src/module_easyphoto/java/com/chwl/library/easyphoto/utils/string/EPStringUtils.java
similarity index 93%
rename from library/src/module_easyphoto/java/com/chwl/library/easyphoto/utils/string/StringUtils.java
rename to library/src/module_easyphoto/java/com/chwl/library/easyphoto/utils/string/EPStringUtils.java
index ec085adcf..a2ce64dc9 100644
--- a/library/src/module_easyphoto/java/com/chwl/library/easyphoto/utils/string/StringUtils.java
+++ b/library/src/module_easyphoto/java/com/chwl/library/easyphoto/utils/string/EPStringUtils.java
@@ -4,7 +4,7 @@ package com.chwl.library.easyphoto.utils.string;
  * 字符串工具类
  * Created by huan on 2017/10/20.
  */
-public class StringUtils {
+public class EPStringUtils {
     public static String getLastPathSegment(String content) {
         if (content == null || content.length() == 0) {
             return "";