1

app/src/main/java/com/polysoft/nafmii/utils/CtxUtils.java

@@ -3,6 +3,10 @@ package com.polysoft.nafmii.utils;
 import android.app.Application;
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
+import android.content.res.AssetManager;
+
+import java.io.IOException;
+import java.io.InputStream;
 
 public class CtxUtils {
 
@@ -17,6 +21,14 @@ public class CtxUtils {
         return CtxUtils.application;
     }
 
+    public static AssetManager getAssetsManager() {
+        return getApplication().getAssets();
+    }
+
+    public static InputStream openAssetsFile(String fileName) throws IOException {
+        return getAssetsManager().open(fileName);
+    }
+
 
     public static PackageInfo getPackageInfo() {
         PackageManager manager = getApplication().getPackageManager();

app/src/main/java/com/polysoft/nafmii/utils/ExecutorUtils.java

+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.polysoft.nafmii.utils;
+
+import android.os.Handler;
+import android.os.Looper;
+
+import androidx.annotation.NonNull;
+
+import java.util.concurrent.Executor;
+import java.util.concurrent.Executors;
+
+
+public class ExecutorUtils {
+
+    private static final ExecutorsInstance INSTANCE = new ExecutorsInstance();
+
+
+    public static void io(Runnable runnable) {
+        INSTANCE.mDiskIO.execute(runnable);
+    }
+
+    public static void net(Runnable runnable) {
+        INSTANCE.mNetworkIO.execute(runnable);
+    }
+
+    public static void main(Runnable runnable) {
+        INSTANCE.mMainThread.execute(runnable);
+    }
+
+
+    private static class ExecutorsInstance {
+        private final Executor mDiskIO;
+        private final Executor mNetworkIO;
+        private final Executor mMainThread;
+
+        public ExecutorsInstance() {
+            this.mDiskIO = Executors.newSingleThreadExecutor();
+            this.mNetworkIO = Executors.newFixedThreadPool(3);
+            this.mMainThread = new MainThreadExecutor();
+        }
+    }
+
+    private static class MainThreadExecutor implements Executor {
+        private Handler mainThreadHandler = new Handler(Looper.getMainLooper());
+
+        @Override
+        public void execute(@NonNull Runnable command) {
+            mainThreadHandler.post(command);
+        }
+    }
+}

app/src/main/java/com/polysoft/nafmii/utils/FileUtils.java

@@ -31,4 +31,13 @@ public class FileUtils {
     public static File getRootCacheDir() {
         return CtxUtils.getApplication().getCacheDir();
     }
+
+    public static void deletes(File file) {
+        if (file.isDirectory()) {
+            for (File f : file.listFiles()) {
+                deletes(f);
+            }
+        }
+        file.delete();
+    }
 }

app/src/main/java/com/polysoft/nafmii/utils/ZipUtils.java

+package com.polysoft.nafmii.utils;
+
+import android.net.Uri;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipInputStream;
+
+public class ZipUtils {
+
+    public static void unZipDistAssets() {
+        // 已经存在，则不解压
+        if (FileUtils.getIndex().exists()) {
+            return;
+        }
+        File distDir = FileUtils.getRootDir();
+        InputStream is = null;
+        try {
+            is = CtxUtils.openAssetsFile("dist.zip");
+            unZip(is, distDir);
+        } catch (IOException e) {
+            e.printStackTrace();
+        } finally {
+            IOUtils.close(is);
+        }
+    }
+
+
+    public static void unZip(File zipFile, File outDir) {
+        FileInputStream fis = null;
+        try {
+            fis = new FileInputStream(zipFile);
+            unZip(fis, outDir);
+        } catch (FileNotFoundException e) {
+            e.printStackTrace();
+        } catch (IOException e) {
+            e.printStackTrace();
+        } finally {
+            IOUtils.close(fis);
+        }
+    }
+
+    public static void unZip(InputStream is, File outDir) throws IOException {
+        ZipInputStream zis = new ZipInputStream(is);
+        ZipEntry entry = null;
+        while (null != (entry = zis.getNextEntry())) {
+            unZipEntry(zis, entry, outDir);
+        }
+    }
+
+    private static void unZipEntry(ZipInputStream zis, ZipEntry entry, File outDir) {
+        String entryName = entry.getName();
+        if (entry.isDirectory()) {
+            File file = new File(outDir, entryName);
+            file.mkdirs();
+            return;
+        }
+
+        File file = new File(outDir, entryName);
+        if (file.exists()) {
+            file.delete();
+        }
+        FileOutputStream fos = null;
+        try {
+            file.createNewFile();
+            fos = new FileOutputStream(file);
+            byte[] buffer = new byte[4096];
+            int len = -1;
+            while ((len = zis.read(buffer)) != -1) {
+                fos.write(buffer, 0, len);
+                fos.flush();
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+        } finally {
+            IOUtils.close(fos);
+        }
+    }
+}

app/src/main/java/com/whaty/nafmii/MyApplication.java

@@ -3,6 +3,8 @@ package com.whaty.nafmii;
 import android.app.Application;
 
 import com.polysoft.nafmii.utils.CtxUtils;
+import com.polysoft.nafmii.utils.ExecutorUtils;
+import com.polysoft.nafmii.utils.ZipUtils;
 
 import me.jessyan.autosize.AutoSizeConfig;
 import ren.yale.android.cachewebviewlib.WebViewCacheInterceptor;
@@ -23,5 +25,8 @@ public class MyApplication extends Application {
         WebViewCacheInterceptorInst.getInstance().init(builder);
 
 
+        ExecutorUtils.io(() -> {
+            ZipUtils.unZipDistAssets();
+        });
     }
 }