diff --git a/OTA.xml b/OAT.xml
similarity index 100%
rename from OTA.xml
rename to OAT.xml
diff --git a/include/cmd_parser.h b/include/cmd_parser.h
index 1f120fb..98e7510 100644
--- a/include/cmd_parser.h
+++ b/include/cmd_parser.h
@@ -20,7 +20,7 @@
 #include<iostream>
 #include<functional>
 #include<vector>
-#include "singleton_object.h"
+#include "singleton.h"
 #include "resource_data.h"
 #include "restool_errors.h"
 
@@ -136,4 +136,4 @@ uint32_t CmdParser<T>::Parse(int argc, char *argv[])
 }
 }
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/include/file_manager.h b/include/file_manager.h
index 6fd5f0f..c19802e 100644
--- a/include/file_manager.h
+++ b/include/file_manager.h
@@ -20,7 +20,7 @@
 #include "resource_data.h"
 #include "resource_item.h"
 #include "increment_manager.h"
-#include "singleton_object.h"
+#include "singleton.h"
 
 namespace OHOS {
 namespace Global {
@@ -48,4 +48,4 @@ private:
 }
 }
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/include/id_worker.h b/include/id_worker.h
index 5ed46ff..0e90688 100644
--- a/include/id_worker.h
+++ b/include/id_worker.h
@@ -18,7 +18,7 @@
 
 #include<functional>
 #include<vector>
-#include "singleton_object.h"
+#include "singleton.h"
 #include "resource_data.h"
 #include "resource_util.h"
 
diff --git a/include/increment_list.h b/include/increment_list.h
index ea906c6..bfa90e7 100644
--- a/include/increment_list.h
+++ b/include/increment_list.h
@@ -48,11 +48,11 @@ private:
         SEG_RESOURCE = 0,
         SEG_LIMIT_KEY = 1,
         SEG_FILE_CLUSTER = 2,
-        SEG_FILE_NAME =3,
+        SEG_FILE_NAME = 3,
         SEG_MAX
     };
 };
 }
 }
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/include/increment_manager.h b/include/increment_manager.h
index 918314d..de60447 100644
--- a/include/increment_manager.h
+++ b/include/increment_manager.h
@@ -19,7 +19,7 @@
 #include<string>
 #include "resource_util.h"
 #include "resource_item.h"
-#include "singleton_object.h"
+#include "singleton.h"
 
 #include "increment_list.h"
 #include "increment_index.h"
@@ -72,4 +72,4 @@ private:
 }
 }
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/include/module_combine.h b/include/module_combine.h
index 735180b..9da8df4 100644
--- a/include/module_combine.h
+++ b/include/module_combine.h
@@ -30,11 +30,11 @@ public:
 private:
     bool CombineDirectory(const DirectoryInfo &directoryInfo);
     bool CombineSolidXml(const std::string &src, const std::string &dst,
-        const std::map<std::string , std::string> &sxmlPaths);
+        const std::map<std::string, std::string> &sxmlPaths);
     const std::string &modulePath_;
     const std::string &outputPath_;
 };
 }
 }
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/include/nocopyable_object.h b/include/no_copy_able.h
similarity index 92%
rename from include/nocopyable_object.h
rename to include/no_copy_able.h
index e104fac..e301d31 100644
--- a/include/nocopyable_object.h
+++ b/include/no_copy_able.h
@@ -13,8 +13,8 @@
  * limitations under the License.
  */
 
-#ifndef OHOS_RESTOOL_NOCOPYABLE_OBJECT_H
-#define OHOS_RESTOOL_NOCOPYABLE_OBJECT_H
+#ifndef OHOS_RESTOOL_NOCOPYABLE_H
+#define OHOS_RESTOOL_NOCOPYABLE_H
 
 namespace OHOS {
 namespace Global {
@@ -42,4 +42,4 @@ private:
 }
 }
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/include/resource_data.h b/include/resource_data.h
index d714d21..7487426 100644
--- a/include/resource_data.h
+++ b/include/resource_data.h
@@ -112,7 +112,7 @@ const std::map<std::string, ResolutionType> g_resolutionMap = {
     { "ldpi",  ResolutionType::LDPI },
     { "xldpi", ResolutionType::XLDPI },
     { "xxldpi", ResolutionType::XXLDPI },
-    { "xxxldpi", ResolutionType::XXXLDPI },  
+    { "xxxldpi", ResolutionType::XXXLDPI },
 };
 
 enum class NightMode {
diff --git a/include/resource_module_inc.h b/include/resource_module_inc.h
index 9998579..ac9ba5d 100644
--- a/include/resource_module_inc.h
+++ b/include/resource_module_inc.h
@@ -24,7 +24,8 @@ namespace Global {
 namespace Restool {
 class ResourceModuleInc : public ResourceModule {
 public:
-    ResourceModuleInc(const std::string &modulePath, const std::string &moduleOutput, const std::string &moduleName, const std::vector<std::string> &folder);
+    ResourceModuleInc(const std::string &modulePath, const std::string &moduleOutput,
+		      const std::string &moduleName, const std::vector<std::string> &folder);
     virtual ~ResourceModuleInc() {};
     uint32_t ScanResource(const std::vector<IncrementList::FileIncrement> &fileIncrements);
     uint32_t SaveIndex() const;
@@ -34,4 +35,4 @@ private:
 }
 }
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/include/resource_util.h b/include/resource_util.h
index 8a17b7f..f61e752 100644
--- a/include/resource_util.h
+++ b/include/resource_util.h
@@ -29,7 +29,7 @@ public:
      * @brief split the string with given splitter.
      * @param str: input string.
      * @param out: the array of strings computed by splitter.
-     * @param splitter: the split string. 
+     * @param splitter: the split string.
      */
     static void Split(const std::string &str, std::vector<std::string> &out, const std::string &splitter);
 
@@ -66,14 +66,14 @@ public:
     /**
      * @brief get resource type from directory.
      * @param name: directory name.
-     * @return resrouce type.
+     * @return resource type.
      */
     static ResType GetResTypeByDir(const std::string &name);
 
     /**
      * @brief ResType to string
      * @param type: ResType
-     * @return resrouce type string.
+     * @return resource type string.
      */
     static std::string ResTypeToString(ResType type);
 
@@ -86,7 +86,7 @@ public:
     static std::string GetIdName(const std::string &name, ResType type);
 
     /**
-     * @brief compose multi strings to string 
+     * @brief compose multi strings to string
      * @param contents: multi strings
      * @param addNull: if true, string length contains '\0'.
      * @return return string, empty if error
@@ -94,7 +94,7 @@ public:
     static std::string ComposeStrings(const std::vector<std::string> &contents, bool addNull = false);
 
     /**
-     * @brief decompose string to multi strings 
+     * @brief decompose string to multi strings
      * @param content: string
      * @return return string vector, empty if error
      */
@@ -154,4 +154,4 @@ private:
 }
 }
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/include/singleton_object.h b/include/singleton.h
similarity index 96%
rename from include/singleton_object.h
rename to include/singleton.h
index 103412b..c93c215 100644
--- a/include/singleton_object.h
+++ b/include/singleton.h
@@ -16,7 +16,7 @@
 #ifndef OHOS_RESTOOL_SINGLETON_OBJECT_H
 #define OHOS_RESTOOL_SINGLETON_OBJECT_H
 
-#include "nocopyable_object.h"
+#include "no_copy_able.h"
 
 namespace OHOS {
 namespace Global {
@@ -38,4 +38,4 @@ T Singleton<T>::instance_;
 }
 }
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/include/sqlite_database.h b/include/sqlite_database.h
index 08c511b..508b8be 100644
--- a/include/sqlite_database.h
+++ b/include/sqlite_database.h
@@ -18,7 +18,7 @@
 
 #include<string>
 #include "resource_item.h"
-#include "singleton_object.h"
+#include "singleton.h"
 #include "sqlite3.h"
 
 namespace OHOS {
@@ -37,11 +37,11 @@ private:
     bool CreateTable();
     std::string GetValue(const ResourceItem &resourceItem) const;
     std::string dbPath_;
-    sqlite3 * db_ = nullptr;
+    sqlite3 *db_ = nullptr;
     static int32_t id_;
     int32_t priority_ = 0;
 };
 }
 }
 }
-#endif
\ No newline at end of file
+#endif
diff --git a/src/cmd_list.cpp b/src/cmd_list.cpp
index de2e327..7c8e45b 100644
--- a/src/cmd_list.cpp
+++ b/src/cmd_list.cpp
@@ -45,8 +45,8 @@ uint32_t CmdList::Init(const string &filePath, function<uint32_t(int c, const st
     if (GetArray(root["ResourceTable"], 'r', callback) != RESTOOL_SUCCESS ||
         GetString(root["applicationResource"], 'i', callback) != RESTOOL_SUCCESS ||
         GetArray(root["moduleResources"], 'i', callback) != RESTOOL_SUCCESS ||
-        GetArray(root["dependencies"], 'i', callback) != RESTOOL_SUCCESS ) {
-        return RESTOOL_ERROR; 
+        GetArray(root["dependencies"], 'i', callback) != RESTOOL_SUCCESS) {
+        return RESTOOL_ERROR;
     }
 
     callback('f', "");
@@ -103,4 +103,4 @@ uint32_t CmdList::GetModuleNames(const Json::Value &node, HandleBack callback)
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/cmd_parser.cpp b/src/cmd_parser.cpp
index e39dd30..bbc17b4 100644
--- a/src/cmd_parser.cpp
+++ b/src/cmd_parser.cpp
@@ -130,7 +130,7 @@ uint32_t PackageParser::AddOutput(const string& argValue)
         return RESTOOL_ERROR;
     }
 
-    output_ = argValue;   
+    output_ = argValue;
     return RESTOOL_SUCCESS;
 }
 
@@ -204,7 +204,6 @@ uint32_t PackageParser::AddCachePath(const string& argValue)
 
 uint32_t PackageParser::CheckParam() const
 {
-
     if (inputs_.empty()) {
         cerr << "Error: input path empty." << endl;
         return RESTOOL_ERROR;
@@ -318,4 +317,4 @@ uint32_t PackageParser::ParseCommand(int argc, char *argv[])
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/config_parser.cpp b/src/config_parser.cpp
index da29d9b..b5a825c 100644
--- a/src/config_parser.cpp
+++ b/src/config_parser.cpp
@@ -245,7 +245,7 @@ bool ConfigParser::GetRefIdFromString(string &value, bool &update, const string
     smatch result;
     if (regex_search(value, result, regex(match))) {
         value = value.substr(result[0].str().length());
-        return true; 
+        return true;
     }
     cerr << error << endl;
     return false;
@@ -263,4 +263,4 @@ bool ConfigParser::ParseModuleType(const string &type)
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/file_entry.cpp b/src/file_entry.cpp
index f301c0b..e51c3e1 100644
--- a/src/file_entry.cpp
+++ b/src/file_entry.cpp
@@ -127,7 +127,7 @@ bool FileEntry::IsDirectory(const string &path)
 {
     struct stat s;
     stat(path.c_str(), &s);
-    return S_ISDIR(s.st_mode);    
+    return S_ISDIR(s.st_mode);
 }
 
 FileEntry::FilePath::FilePath(const string &path) : filePath_(path)
@@ -198,10 +198,10 @@ const vector<string> FileEntry::FilePath::GetSegments() const
 // below private
 bool FileEntry::IsIgnore(const string &filename) const
 {
-   if (filename == "." || filename == "..") {
-       return true;
-   }
-   return false;
+    if (filename == "." || filename == "..") {
+        return true;
+    }
+    return false;
 }
 
 bool FileEntry::RemoveAllDirInner(const FileEntry &entry)
@@ -224,7 +224,7 @@ bool FileEntry::CreateDirsInner(const string &path, string::size_type offset)
     if (pos == string::npos) {
 #if _WIN32
         return mkdir(path.c_str());
- #else
+#else
         return mkdir(path.c_str(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) == 0;
 #endif
     }
@@ -242,7 +242,7 @@ bool FileEntry::CreateDirsInner(const string &path, string::size_type offset)
     return CreateDirsInner(path, pos + 1);
 }
 
-void FileEntry::FilePath::Format() 
+void FileEntry::FilePath::Format()
 {
     if (filePath_.back() != SEPARATE.front()) {
         return;
@@ -264,8 +264,8 @@ void FileEntry::FilePath::Init()
     pos = filename_.find_last_of('.');
     if (pos != string::npos && pos + 1 < filename_.length()) {
         extension_ = filename_.substr(pos);
-    }    
+    }
+}
 }
 }
 }
-}
\ No newline at end of file
diff --git a/src/file_manager.cpp b/src/file_manager.cpp
index 8ed66e1..5a14b0a 100644
--- a/src/file_manager.cpp
+++ b/src/file_manager.cpp
@@ -35,7 +35,7 @@ uint32_t FileManager::ScanModules(const vector<string> &inputs, const string &ou
     vector<string> sxmlFolders;
     for (auto input : inputs) {
         map<ResType, vector<DirectoryInfo>> resTypeOfDirs;
-        if(ScanModule(input, output, resTypeOfDirs) != RESTOOL_SUCCESS) {
+        if (ScanModule(input, output, resTypeOfDirs) != RESTOOL_SUCCESS) {
             return RESTOOL_ERROR;
         }
         FilterRefSolidXml(output, sxmlFolders, resTypeOfDirs);
@@ -100,7 +100,7 @@ void FileManager::FilterRefSolidXml(const string &output, vector<string> &output
             string outputPath = FileEntry::FilePath(output).Append(RESOURCES_DIR).Append(resourceDir.limitKey)
                 .Append(resourceDir.fileCluster).GetPath();
             if (find(outputPaths.begin(), outputPaths.end(), outputPath) == outputPaths.end()) {
-               outputPaths.push_back(outputPath);
+                outputPaths.push_back(outputPath);
             }
         }
     }
diff --git a/src/i_resource_compiler.cpp b/src/i_resource_compiler.cpp
index 09b0edc..0b3e53d 100644
--- a/src/i_resource_compiler.cpp
+++ b/src/i_resource_compiler.cpp
@@ -144,12 +144,12 @@ uint32_t IResourceCompiler::ConvertToSolidXml(const map<string, vector<FileInfo>
 
 uint32_t IResourceCompiler::CompileSingleFile(const FileInfo &fileInfo)
 {
-    return RESTOOL_SUCCESS;  
+    return RESTOOL_SUCCESS;
 }
 
 uint32_t IResourceCompiler::PostCommit()
 {
-    IdWorker &idWorker = IdWorker::GetInstance(); 
+    IdWorker &idWorker = IdWorker::GetInstance();
     for (const auto &nameInfo : nameInfos_) {
         int32_t id = idWorker.GenerateId(nameInfo.first.first, nameInfo.first.second);
         if (id < 0) {
@@ -159,7 +159,7 @@ uint32_t IResourceCompiler::PostCommit()
         }
         resourceInfos_.emplace(id, nameInfo.second);
     }
-    return RESTOOL_SUCCESS; 
+    return RESTOOL_SUCCESS;
 }
 
 bool IResourceCompiler::MergeResourceItem(const ResourceItem &resourceItem)
@@ -236,4 +236,4 @@ string IResourceCompiler::GetOutputFolder(const DirectoryInfo &directoryInfo) co
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/increment_manager.cpp b/src/increment_manager.cpp
index c834a25..306dab8 100644
--- a/src/increment_manager.cpp
+++ b/src/increment_manager.cpp
@@ -230,7 +230,9 @@ void IncrementManager::DeleteRawFile(vector<IncrementList::FileIncrement> &dels)
             continue;
         }
         string rawFilePath = FileEntry::FilePath(outputPath_).Append(it->relativePath).GetPath();
-        remove(rawFilePath.c_str());
+        if (remove(rawFilePath.c_str()) != 0) {
+            cout << "Warning: remove fail '" << rawFilePath << "'" << endl;
+        }
         it = dels.erase(it);
     }
 }
@@ -277,4 +279,4 @@ bool IncrementManager::ClearSolidXml() const
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/json_compiler.cpp b/src/json_compiler.cpp
index 2b40172..023893b 100644
--- a/src/json_compiler.cpp
+++ b/src/json_compiler.cpp
@@ -208,7 +208,7 @@ bool JsonCompiler::HandleStringArray(const Json::Value &objectNode, ResourceItem
             }
             values.push_back(value.asString());
             return true;
-    });   
+    });
 }
 
 bool JsonCompiler::HandleIntegerArray(const Json::Value &objectNode, ResourceItem &resourceItem) const
@@ -444,7 +444,7 @@ bool JsonCompiler::CheckPluralValue(const Json::Value &arrayItem, const Resource
     if (find(QUANTITY_ATTRS.begin(), QUANTITY_ATTRS.end(), quantityValue) == QUANTITY_ATTRS.end()) {
         string buffer(" ");
         for_each(QUANTITY_ATTRS.begin(), QUANTITY_ATTRS.end(), [&buffer](auto iter) {
-                buffer.append(iter).append(" "); 
+                buffer.append(iter).append(" ");
             });
         cerr << "Error: Plural '" << resourceItem.GetName() << "' quantity '" << quantityValue;
         cerr << "' not in [" << buffer << "]," << resourceItem.GetFilePath() << endl;
@@ -466,4 +466,4 @@ bool JsonCompiler::CheckPluralValue(const Json::Value &arrayItem, const Resource
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/module_combine.cpp b/src/module_combine.cpp
index 81ae75a..a579e4c 100644
--- a/src/module_combine.cpp
+++ b/src/module_combine.cpp
@@ -89,7 +89,7 @@ bool ModuleCombine::CombineDirectory(const DirectoryInfo &directoryInfo)
     return CombineSolidXml(directoryInfo.dirPath, outputFolder, sxmlPaths);
 }
 
-bool ModuleCombine::CombineSolidXml(const string &src, const string &dst, const map<string , string> &sxmlPaths)
+bool ModuleCombine::CombineSolidXml(const string &src, const string &dst, const map<string, string> &sxmlPaths)
 {
     if (sxmlPaths.empty()) {
         return true;
@@ -120,4 +120,4 @@ bool ModuleCombine::CombineSolidXml(const string &src, const string &dst, const
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/preview_manager.cpp b/src/preview_manager.cpp
index 5814855..2eef2ca 100644
--- a/src/preview_manager.cpp
+++ b/src/preview_manager.cpp
@@ -34,11 +34,10 @@ PreviewManager::~PreviewManager()
 
 uint32_t PreviewManager::ScanModules(const vector<string> &modulePaths, const string &output)
 {
-
     SqliteDatabase &database = SqliteDatabase::GetInstance();
     string dbPath = FileEntry::FilePath(output).Append("resources.db").GetPath();
     database.Init(dbPath);
-    if(!database.OpenDatabase()) {
+    if (!database.OpenDatabase()) {
         return RESTOOL_ERROR;
     }
 
@@ -99,4 +98,4 @@ bool PreviewManager::ScanFile(const string &filePath, int32_t priority)
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/reference_parser.cpp b/src/reference_parser.cpp
index abc55b3..7467382 100644
--- a/src/reference_parser.cpp
+++ b/src/reference_parser.cpp
@@ -124,7 +124,7 @@ uint32_t ReferenceParser::ParseRefInProfile(const string &output) const
             return false;
         }
 
-        if (entry->GetFilePath().GetExtension() != ".json" ) {
+        if (entry->GetFilePath().GetExtension() != ".json") {
             continue;
         }
 
@@ -305,7 +305,7 @@ bool ReferenceParser::ParseRefJsonImpl(Json::Value &node) const
         }
     } else if (node.isArray()) {
         for (Json::ArrayIndex i = 0; i < node.size(); i++) {
-             if (!ParseRefJsonImpl(node[i])) {
+            if (!ParseRefJsonImpl(node[i])) {
                 return false;
             }
         }
@@ -320,4 +320,4 @@ bool ReferenceParser::ParseRefJsonImpl(Json::Value &node) const
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/resource_directory.cpp b/src/resource_directory.cpp
index c9a37ab..ebef655 100644
--- a/src/resource_directory.cpp
+++ b/src/resource_directory.cpp
@@ -53,7 +53,7 @@ bool ResourceDirectory::ScanResources(const string &resourcesDir, function<bool(
 
 // below private
 bool ResourceDirectory::ScanResourceLimitKeyDir(const string &resourceTypeDir, const string &limitKey,
-        function<bool(const DirectoryInfo&)> callback) const
+    function<bool(const DirectoryInfo&)> callback) const
 {
     vector<KeyParam> keyParams;
     if (!KeyParser::Parse(limitKey, keyParams)) {
@@ -70,7 +70,7 @@ bool ResourceDirectory::ScanResourceLimitKeyDir(const string &resourceTypeDir, c
         string fileCluster = it->GetFilePath().GetFilename();
         if (ResourceUtil::IsIgnoreFile(fileCluster, it->IsFile())) {
             continue;
-        } 
+        }
 
         if (it->IsFile()) {
             cerr << "Error: '" << dirPath << "' not directory." << endl;
@@ -97,4 +97,4 @@ bool ResourceDirectory::ScanResourceLimitKeyDir(const string &resourceTypeDir, c
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/resource_module.cpp b/src/resource_module.cpp
index d018321..0724693 100644
--- a/src/resource_module.cpp
+++ b/src/resource_module.cpp
@@ -43,7 +43,7 @@ uint32_t ResourceModule::ScanResource()
     }
 
     ResourceDirectory directory;
-    if (!directory.ScanResources(modulePath_,[this](const DirectoryInfo &info) -> bool {
+    if (!directory.ScanResources(modulePath_, [this](const DirectoryInfo &info) -> bool {
             scanDirs_[info.dirType].push_back(info);
             return true;
         })) {
@@ -79,7 +79,7 @@ const map<ResType, vector<DirectoryInfo>> &ResourceModule::GetScanDirectorys() c
 }
 
 uint32_t ResourceModule::MergeResourceItem(map<int32_t, vector<ResourceItem>> &alls,
-        const map<int32_t, vector<ResourceItem>> &other, bool tipError)
+    const map<int32_t, vector<ResourceItem>> &other, bool tipError)
 {
     for (const auto &iter : other) {
         auto result = alls.emplace(iter.first, iter.second);
@@ -119,4 +119,4 @@ void ResourceModule::Push(const map<int32_t, std::vector<ResourceItem>> &other)
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/resource_pack.cpp b/src/resource_pack.cpp
index 7cc7a67..77bc355 100644
--- a/src/resource_pack.cpp
+++ b/src/resource_pack.cpp
@@ -91,7 +91,7 @@ uint32_t ResourcePack::Init()
 }
 
 uint32_t ResourcePack::InitModule()
-{    
+{
     IdWorker::ResourceIdCluster hapType = IdWorker::ResourceIdCluster::RES_ID_APP;
     string packageName = packageParser_.GetPackageName();
     if (packageName == "ohos.global.systemres") {
@@ -360,4 +360,4 @@ uint32_t ResourcePack::ScanResources(const vector<string> &inputs, const string
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/resource_table.cpp b/src/resource_table.cpp
index 4a2fcbc..dc716dc 100644
--- a/src/resource_table.cpp
+++ b/src/resource_table.cpp
@@ -26,7 +26,7 @@ namespace Restool {
 using namespace std;
 ResourceTable::ResourceTable()
 {
-    auto &parser =CmdParser<PackageParser>::GetInstance();
+    auto &parser = CmdParser<PackageParser>::GetInstance();
     auto &packageParser = parser.GetCmdParser();
     indexFilePath_ = FileEntry::FilePath(packageParser.GetOutput()).Append(RESOURCE_INDEX_FILE).GetPath();
 }
@@ -58,7 +58,7 @@ uint32_t ResourceTable::CreateResourceTable()
     return RESTOOL_SUCCESS;
 }
 
-//below private
+// below private
 uint32_t ResourceTable::SaveToResouorceIndex(const map<string, vector<TableData>> &configs) const
 {
     uint32_t pos = 0;
@@ -173,7 +173,7 @@ bool ResourceTable::SaveRecordItem(const map<string, vector<TableData>> &configs
             out.write(reinterpret_cast<const char *>(&recordItem.resType), sizeof(uint32_t));
             out.write(reinterpret_cast<const char *>(&recordItem.id), sizeof(uint32_t));
             out.write(reinterpret_cast<const char *>(data.c_str()), data.length());
-        }        
+        }
     }
     return true;
 }
diff --git a/src/resource_util.cpp b/src/resource_util.cpp
index 51a699c..3fcc3fc 100644
--- a/src/resource_util.cpp
+++ b/src/resource_util.cpp
@@ -87,7 +87,7 @@ bool ResourceUtil::OpenJsonFile(const string &path, Json::Value &root)
         cerr << "Error: parseFromStream '" << path;
         cerr << "\n" << errs << endl;
         ifs.close();
-        return false; 
+        return false;
     }
     ifs.close();
     return true;
@@ -182,7 +182,7 @@ vector<string> ResourceUtil::DecomposeStrings(const string &content)
     while (pos < length) {
         if (pos + HEAD_LENGTH >= length) {
             result.clear();
-            return result; 
+            return result;
         }
         uint16_t size = (content[pos] & 0xff) | ((content[pos + 1] & 0xff) << 8);
         pos += HEAD_LENGTH;
diff --git a/src/restool.cpp b/src/restool.cpp
index 3da2fca..135ed98 100644
--- a/src/restool.cpp
+++ b/src/restool.cpp
@@ -18,7 +18,7 @@
 
 using namespace std;
 using namespace OHOS::Global::Restool;
-
+namespace {
 uint32_t ProccssHap(PackageParser &packageParser)
 {
     TaskHandle taskHandle;
@@ -29,6 +29,7 @@ uint32_t PackCmdHandle(PackageParser &packageParser)
 {
     return ProccssHap(packageParser);
 }
+}
 
 int main(int argc, char *argv[])
 {
@@ -44,4 +45,4 @@ int main(int argc, char *argv[])
     }
     cout << "Info: restool resources compile success." << endl;
     return RESTOOL_SUCCESS;
-}
\ No newline at end of file
+}
diff --git a/src/sqlite_database.cpp b/src/sqlite_database.cpp
index 21563fe..bbd16dc 100644
--- a/src/sqlite_database.cpp
+++ b/src/sqlite_database.cpp
@@ -66,7 +66,7 @@ bool SqliteDatabase::Insert(const ResourceItem &resourceItem)
         return false;
     }
 
-    if (id >= 0 ) {
+    if (id >= 0) {
         return true;
     }
 
@@ -186,11 +186,11 @@ string SqliteDatabase::GetValue(const ResourceItem &resourceItem) const
     string data(reinterpret_cast<const char *>(resourceItem.GetData()), resourceItem.GetDataLength());
     if (resourceItem.GetResType() == ResType::STRARRAY || resourceItem.GetResType() == ResType::INTARRAY ||
         resourceItem.GetResType() == ResType::THEME || resourceItem.GetResType() == ResType::PATTERN ||
-        resourceItem.GetResType() == ResType::PLURAL ) {
+        resourceItem.GetResType() == ResType::PLURAL) {
         vector<string> contents = ResourceUtil::DecomposeStrings(data);
         Json::Value array(Json::arrayValue);
         for (const auto &iter : contents) {
-             array.append(iter);
+            array.append(iter);
         }
         data = array.toStyledString();
     }
@@ -198,4 +198,4 @@ string SqliteDatabase::GetValue(const ResourceItem &resourceItem) const
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/xml/solid_xml.cpp b/src/xml/solid_xml.cpp
index 50645b0..c1fbee7 100644
--- a/src/xml/solid_xml.cpp
+++ b/src/xml/solid_xml.cpp
@@ -270,12 +270,12 @@ bool SolidXml::SaveToFile(const std::string &filePath) const
 
     // write namespace
     for (const auto &nameSpace : nameSpaces_) {
-        out.write(reinterpret_cast<const char *>(&nameSpace), sizeof(int32_t));   
+        out.write(reinterpret_cast<const char *>(&nameSpace), sizeof(int32_t));
     }
 
     // write href
     for (const auto &href : hrefs_) {
-        out.write(reinterpret_cast<const char *>(&href), sizeof(int32_t));   
+        out.write(reinterpret_cast<const char *>(&href), sizeof(int32_t));
     }
     return true;
 }
@@ -377,4 +377,4 @@ bool SolidXml::FlushXmlnsKey(map<XmlKeyNode::KeyType, shared_ptr<XmlKeyNode>> &n
 }
 }
 }
-}
\ No newline at end of file
+}
diff --git a/src/xml/xml_converter.cpp b/src/xml/xml_converter.cpp
index 826a4a1..4307a25 100644
--- a/src/xml/xml_converter.cpp
+++ b/src/xml/xml_converter.cpp
@@ -49,13 +49,13 @@ bool XmlConverter::GenerateSolidXml()
 
 bool XmlConverter::GenerateKey()
 {
-   return keyManager.SaveKey(outputPath_);
+    return keyManager.SaveKey(outputPath_);
 }
 
 bool XmlConverter::LoadKeys(const std::string &folderPath)
 {
-   return keyManager.LoadKey(folderPath);
+    return keyManager.LoadKey(folderPath);
+}
 }
 }
 }
-}
\ No newline at end of file