更改替换内核目录

mobile/src/main/java/cn/garymb/ygomobile/ui/preference/fragments/SettingFragment.java

@@ -5,6 +5,7 @@ import android.app.Dialog;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
+import android.content.pm.PackageManager;
 import android.graphics.Color;
 import android.net.Uri;
 import android.os.Bundle;
@@ -32,6 +33,7 @@ import com.pgyersdk.update.UpdateManagerListener;
 import com.pgyersdk.update.javabean.AppBean;
 
 
+import java.io.DataOutputStream;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileNotFoundException;
@@ -82,8 +84,8 @@ import static cn.garymb.ygomobile.ui.home.ResCheckTask.getDatapath;
 
 public class SettingFragment extends PreferenceFragmentPlus {
 
-    private static final int COPY_SO_OK=0;
-    private static final int COPY_SO_EXCEPTION=1;
+    private static final int COPY_SO_OK = 0;
+    private static final int COPY_SO_EXCEPTION = 1;
 
     public SettingFragment() {
 
@@ -120,7 +122,7 @@ public class SettingFragment extends PreferenceFragmentPlus {
         bind(PREF_GAME_FONT, mSettings.getFontPath());
         bind(PREF_READ_EX, mSettings.isReadExpansions());
         bind(PREF_DECK_MANAGER_V2, mSettings.isUseDeckManagerV2());
-        bind(PERF_TEST_REPLACE_KERNEL,"替换ygopro的内核");
+        bind(PERF_TEST_REPLACE_KERNEL, "需root权限，请在开发者的指导下食用");
         Preference preference = findPreference(PREF_READ_EX);
         if (preference != null) {
             preference.setSummary(mSettings.getExpansionsPath().getAbsolutePath());
@@ -316,8 +318,8 @@ public class SettingFragment extends PreferenceFragmentPlus {
             }
         } else if (PREF_GAME_PATH.equals(key)) {
             showFolderChooser(preference, mSettings.getResourcePath(), getString(R.string.choose_game_path));
-        }else if (PERF_TEST_REPLACE_KERNEL.equals(key)){
-            showFileChooser(preference,".so", mSettings.getResourcePath(),"内核文件选择");
+        } else if (PERF_TEST_REPLACE_KERNEL.equals(key)) {
+            showFileChooser(preference, ".so", mSettings.getResourcePath(), "内核文件选择");
         }
         return false;
     }
@@ -355,44 +357,67 @@ public class SettingFragment extends PreferenceFragmentPlus {
             ((CheckBoxPreference) preference).setChecked(true);
             mSettings.setUseExtraCards(true);
             copyDataBase(preference, file);
-        } else if(PERF_TEST_REPLACE_KERNEL.equals(key)){
-            File path=App.get().getDir("lib",Context.MODE_APPEND);
-            String name="libYGOMobile.so";
-            File soFile=new File(path.getAbsolutePath(),name);
+        } else if (PERF_TEST_REPLACE_KERNEL.equals(key)) {
+            File path = App.get().getFilesDir().getParentFile();
+            String name = "libYGOMobile.so";
+            File soFile = new File(path.getAbsolutePath() + "/lib", name);
 
             new Thread(new Runnable() {
                 @Override
                 public void run() {
-                    Message me=new Message();
+                    Message me = new Message();
+                    Process process = null;
+                    DataOutputStream os = null;
                     try {
+                        String cmd = "chmod -R 777 " + soFile.getAbsolutePath();
+                        process = Runtime.getRuntime().exec("su"); //切换到root帐号
+                        os = new DataOutputStream(process.getOutputStream());
+                        os.writeBytes(cmd + "\n");
+                        os.writeBytes("exit\n");
+                        os.flush();
+                        process.waitFor();
+
                         IOUtils.delete(soFile);
-                        IOUtils.copyFile(file,soFile.getAbsolutePath(),true);
-                        me.what=COPY_SO_OK;
-                    } catch (FileNotFoundException e) {
+                        Log.e("SettingFragment", "file:  " + file);
+                        Log.e("SettingFragment", "path:  " + soFile.getAbsolutePath());
+                        IOUtils.copyFile(file, soFile.getAbsolutePath(), true);
+                        me.what = COPY_SO_OK;
+                    } catch (Exception e) {
                         e.printStackTrace();
-                        me.what=COPY_SO_EXCEPTION;
-                        me.obj=e;
+                        me.what = COPY_SO_EXCEPTION;
+                        me.obj = e;
+                    } finally {
+
+                        if (os != null) {
+                            try {
+                                os.close();
+                            } catch (IOException e) {
+                                e.printStackTrace();
+                            }
+                        }
+                        process.destroy();
+
                     }
                     handler.sendMessage(me);
                 }
             }).start();
 
-        }else {
+        } else {
             super.onChooseFileOk(preference, file);
         }
     }
 
     @SuppressLint("HandlerLeak")
-    Handler handler=new Handler(){
+    Handler handler = new Handler() {
         @Override
         public void handleMessage(Message msg) {
             super.handleMessage(msg);
-            switch (msg.what){
+            switch (msg.what) {
                 case COPY_SO_OK:
-                    Toast.makeText(getActivity(),"替换成功", Toast.LENGTH_SHORT).show();
+                    Toast.makeText(getActivity(), "替换成功", Toast.LENGTH_SHORT).show();
                     break;
                 case COPY_SO_EXCEPTION:
-                    Toast.makeText(getActivity(),"替换失败，原因为"+msg.obj, Toast.LENGTH_SHORT).show();
+                    Toast.makeText(getActivity(), "替换失败，原因为" + msg.obj, Toast.LENGTH_SHORT).show();
                     break;
             }
         }

mobile/src/main/java/cn/garymb/ygomobile/utils/IOUtils.java

@@ -229,7 +229,7 @@ public class IOUtils {
         return false;
     }
 
-    public static void copyFile(String oldPath, String newPath, boolean isname) throws FileNotFoundException {
+    public static void copyFile(String oldPath, String newPath, boolean isname) throws FileNotFoundException, IOException {
 
         //判断复制后的路径是否含有文件名,如果没有则加上
         if (!isname) {
@@ -239,9 +239,15 @@ public class IOUtils {
         }
 
         FileInputStream fis=new FileInputStream(oldPath);
-        copyToFile(fis,newPath);
-
+        FileOutputStream fos=new FileOutputStream(newPath);
+        byte[] buf=new byte[1024];
+        int len=0;
+        while ((len = fis.read(buf)) != -1) {
+            fos.write(buf, 0, len);
         }
+        fos.close();
+        fis.close();
 
+    }
 
 }