diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0f8197426929f51016febf0b455f27a9cd1e269d..9b5d66abf2ef0b5f0a6041de50c42cc46e1c8830 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,6 @@ ohos 第二个版本：
 3. c++文件移植生成so包
 4. 实现日志存储到本地文件
 5. 实现第一个版本遗留的问题
- * entry里的entry/libs/arm64-v8a/liblog4a-lib.so     来自依赖库编译，暂时不能删除需要保留使用，后续版本，持续优化
 
 ## 0.0.1-SNAPSHOT
 ohos 第一个版本
diff --git a/entry/libs/arm64-v8a/liblog4a-lib.so b/entry/libs/arm64-v8a/liblog4a-lib.so
deleted file mode 100644
index 8e8eed75ff93bae7c6204316882f4588a66ba25f..0000000000000000000000000000000000000000
Binary files a/entry/libs/arm64-v8a/liblog4a-lib.so and /dev/null differ
diff --git a/log2file/src/main/cpp/log4a-lib.cpp b/log2file/src/main/cpp/log4a-lib.cpp
index e30ee5754402714480421a2a0024a68117a7da2d..ec0841df244c6d5c718c6fbef15197b7021f9a00 100644
--- a/log2file/src/main/cpp/log4a-lib.cpp
+++ b/log2file/src/main/cpp/log4a-lib.cpp
@@ -1,7 +1,5 @@
 #include <jni.h>
 
-#include <stdio.h>
-#include <string>
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <sstream>
@@ -18,17 +16,16 @@ static void writeDirtyLogToFile(int buffer_fd);
 
 static AsyncFileFlush *fileFlush = nullptr;
 
-extern "C"
-JNIEXPORT jlong JNICALL Java_me_pqpo_librarylog4a_initNative(JNIEnv *env, jclass type, jstring buffer_path_,
+static jlong initNative(JNIEnv *env, jclass type, jstring buffer_path_,
                         jint capacity, jstring log_path_, jboolean compress_) {
+
     const char *buffer_path = env->GetStringUTFChars(buffer_path_, 0);
     const char *log_path = env->GetStringUTFChars(log_path_, 0);
     size_t buffer_size = static_cast<size_t>(capacity);
     int buffer_fd = open(buffer_path, O_RDWR|O_CREAT, S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH);
     // buffer 的第一个字节会用于存储日志路径名称长度，后面紧跟日志路径，之后才是日志信息
-    // AsyncFileFlushXX *pp = new AsyncFileFlushXX();
     if (fileFlush == nullptr) {
-      fileFlush = new AsyncFileFlush();
+        fileFlush = new AsyncFileFlush();
     }
     // 加上头占用的大小
     buffer_size = buffer_size + LogBufferHeader::calculateHeaderLen(strlen(log_path));
@@ -48,7 +45,6 @@ JNIEXPORT jlong JNICALL Java_me_pqpo_librarylog4a_initNative(JNIEnv *env, jclass
     env->ReleaseStringUTFChars(buffer_path_, buffer_path);
     env->ReleaseStringUTFChars(log_path_, log_path);
     return reinterpret_cast<long>(logBuffer);
-//    return reinterpret_cast<long>(10L);
 }
 
 static char* openMMap(int buffer_fd, size_t buffer_size) {
@@ -86,9 +82,9 @@ static void writeDirtyLogToFile(int buffer_fd) {
     }
 }
 
-extern "C"
-JNIEXPORT JNICALL void Java_me_pqpo_librarylog4a_writeNative(JNIEnv *env, jobject instance, jlong ptr,
+static void writeNative(JNIEnv *env, jobject instance, jlong ptr,
                         jstring log_) {
+
     const char *log = env->GetStringUTFChars(log_, 0);
     jsize log_len = env->GetStringUTFLength(log_);
     LogBuffer* logBuffer = reinterpret_cast<LogBuffer*>(ptr);
@@ -100,21 +96,16 @@ JNIEXPORT JNICALL void Java_me_pqpo_librarylog4a_writeNative(JNIEnv *env, jobjec
     env->ReleaseStringUTFChars(log_, log);
 }
 
-#define LOG_TAG "jhx"
-
-extern "C"
-JNIEXPORT JNICALL void Java_me_pqpo_librarylog4a_releaseNative(JNIEnv *env, jobject instance, jlong ptr) {
+static void releaseNative(JNIEnv *env, jobject instance, jlong ptr) {
     LogBuffer* logBuffer = reinterpret_cast<LogBuffer*>(ptr);
     logBuffer->async_flush(fileFlush, logBuffer);
     if (fileFlush != nullptr) {
         delete fileFlush;
     }
     fileFlush = nullptr;
-    HILOG_INFO(LOG_APP, "hello release native");
 }
 
-extern "C"
-JNIEXPORT JNICALL void Java_me_pqpo_librarylog4a_changeLogPathNative(JNIEnv *env, jobject instance, jlong ptr,
+static void changeLogPathNative(JNIEnv *env, jobject instance, jlong ptr,
                                 jstring logFilePath) {
     const char *log_path = env->GetStringUTFChars(logFilePath, 0);
     LogBuffer* logBuffer = reinterpret_cast<LogBuffer*>(ptr);
@@ -122,57 +113,55 @@ JNIEXPORT JNICALL void Java_me_pqpo_librarylog4a_changeLogPathNative(JNIEnv *env
     env->ReleaseStringUTFChars(logFilePath, log_path);
 }
 
-extern "C"
-JNIEXPORT JNICALL void Java_me_pqpo_librarylog4a_flushAsyncNative(JNIEnv *env, jobject instance, jlong ptr) {
+static void  flushAsyncNative(JNIEnv *env, jobject instance, jlong ptr) {
     LogBuffer* logBuffer = reinterpret_cast<LogBuffer*>(ptr);
     logBuffer->async_flush(fileFlush);
 }
 
-//static JNINativeMethod gMethods[] = {
-//
-//    {
-//        "initNative",
-//        "(Ljava/lang/String;ILjava/lang/String;Z)J",
-//        (void*)initNative
-//    },
-//
-//    {
-//        "writeNative",
-//        "(JLjava/lang/String;)V",
-//        (void*)writeNative
-//    },
-//
-//    {
-//        "flushAsyncNative",
-//        "(J)V",
-//        (void*)flushAsyncNative
-//    },
-//
-//    {
-//        "changeLogPathNative",
-//        "(JLjava/lang/String;)V",
-//        (void*)changeLogPathNative
-//    },
-//
-//    {
-//        "releaseNative",
-//        "(J)V",
-//        (void*)releaseNative
-//    }
-//
-//};
-//
-//extern "C"
-//JNIEXPORT jint JNICALL JNI_OnLoad(JavaVM* vm, void* reserved) {
-//    JNIEnv *env = NULL;
-//    if (vm->GetEnv((void **) &env, JNI_VERSION_1_4) != JNI_OK) {
-//        return JNI_FALSE;
-//    }
-//    jclass classDocScanner = env->FindClass(kClassDocScanner);
-//    if(env -> RegisterNatives(classDocScanner, gMethods, sizeof(gMethods)/ sizeof(gMethods[0])) < 0) {
-//        return JNI_FALSE;
-//    }
-//    return JNI_VERSION_1_4;
-//}
+static JNINativeMethod gMethods[] = {
+
+    {
+        "initNative",
+        "(Ljava/lang/String;ILjava/lang/String;Z)J",
+        (void*)initNative
+    },
+
+    {
+        "writeNative",
+        "(JLjava/lang/String;)V",
+        (void*)writeNative
+    },
+
+    {
+        "flushAsyncNative",
+        "(J)V",
+        (void*)flushAsyncNative
+    },
+
+    {
+        "changeLogPathNative",
+        "(JLjava/lang/String;)V",
+        (void*)changeLogPathNative
+    },
+
+    {
+        "releaseNative",
+        "(J)V",
+        (void*)releaseNative
+    }
 
+};
 
+extern "C"
+JNIEXPORT jint JNICALL
+JNI_OnLoad(JavaVM* vm, void* reserved) {
+    JNIEnv *env = NULL;
+    if (vm->GetEnv((void **) &env, JNI_VERSION_1_4) != JNI_OK) {
+        return JNI_FALSE;
+    }
+    jclass classDocScanner = env->FindClass(kClassDocScanner);
+    if(env -> RegisterNatives(classDocScanner, gMethods, sizeof(gMethods)/ sizeof(gMethods[0])) < 0) {
+        return JNI_FALSE;
+    }
+    return JNI_VERSION_1_4;
+}
\ No newline at end of file