see 07/17 log

app/src/main/java/com/blankj/androidutilcode/activity/NetworkActivity.java

@@ -64,7 +64,6 @@ public class NetworkActivity extends BaseBackActivity {
 
     private void setAboutNetwork() {
         tvAboutNetwork.setText("isConnected: " + NetworkUtils.isConnected()
-                + "\nisAvailableByPing: " + NetworkUtils.isAvailableByPing()
                 + "\ngetDataEnabled: " + NetworkUtils.getDataEnabled()
                 + "\nis4G: " + NetworkUtils.is4G()
                 + "\ngetWifiEnabled: " + NetworkUtils.getWifiEnabled()

app/src/main/java/com/blankj/androidutilcode/fragment/StatusBarImageViewFragment.java

@@ -29,12 +29,12 @@ public class StatusBarImageViewFragment extends BaseFragment {
 
     @Override
     public void initView(Bundle savedInstanceState, View view) {
-
+        BarUtils.setStatusBar4ImageViewInFragment(mActivity, null);
     }
 
     @Override
     public void doBusiness(Context context) {
-        BarUtils.setStatusBar4ImageViewInFragment(mActivity, null);
+
     }
 
     @Override

app/src/main/res/layout/activity_snackbar.xml

@@ -6,7 +6,8 @@
         android:layout_height="wrap_content"
         android:gravity="center_horizontal"
         android:orientation="vertical"
-        android:padding="@dimen/spacing_16">
+        android:padding="@dimen/spacing_16"
+        android:paddingBottom="@dimen/spacing_80">
 
         <Button
             android:id="@+id/btn_short_snackbar"

app/src/main/res/values/dimens.xml

@@ -4,6 +4,7 @@
     <dimen name="spacing_8">8dp</dimen>
     <dimen name="spacing_16">16dp</dimen>
     <dimen name="spacing_24">24dp</dimen>
+    <dimen name="spacing_80">80dp</dimen>
 
     <dimen name="font_40">40sp</dimen>
     <dimen name="font_26">26sp</dimen>

update_log.md

+* 17/07/17 将NetworkUtils的isAvailableByPing函数新增ip参数
 * 17/07/14 将FragmentUtils的FragmentNode置为public
 * 17/07/11 将不常用的工具类放在subutil中
 * 17/07/10 新增subutil库

utilcode/src/main/java/com/blankj/utilcode/util/NetworkUtils.java

@@ -75,11 +75,28 @@ public final class NetworkUtils {
     /**
      * 判断网络是否可用
      * <p>需添加权限 {@code <uses-permission android:name="android.permission.INTERNET"/>}</p>
+     * <p>需要异步ping，如果ping不通就说明网络不可用</p>
+     * <p>ping的ip为阿里巴巴公共ip： 223.5.5.5</p>
      *
      * @return {@code true}: 可用<br>{@code false}: 不可用
      */
     public static boolean isAvailableByPing() {
-        ShellUtils.CommandResult result = ShellUtils.execCmd("ping -c 1 -w 1 223.5.5.5", false);
+        return isAvailableByPing();
+    }
+
+    /**
+     * 判断网络是否可用
+     * <p>需添加权限 {@code <uses-permission android:name="android.permission.INTERNET"/>}</p>
+     * <p>需要异步ping，如果ping不通就说明网络不可用</p>
+     *
+     * @param ip ip地址（自己服务器ip），如果为空，ip为阿里巴巴公共ip
+     * @return {@code true}: 可用<br>{@code false}: 不可用
+     */
+    public static boolean isAvailableByPing(String ip) {
+        if (ip == null || ip.length() <= 0) {
+            ip = "223.5.5.5";// 阿里巴巴公共ip
+        }
+        ShellUtils.CommandResult result = ShellUtils.execCmd(String.format("ping -c 1 %s", ip), false);
         boolean ret = result.result == 0;
         if (result.errorMsg != null) {
             Log.d("NetworkUtils", "isAvailableByPing() called" + result.errorMsg);

utilcode/src/test/java/com/blankj/utilcode/util/TestUtils.java

@@ -39,7 +39,7 @@ public class TestUtils {
         Utils.init(RuntimeEnvironment.application);
     }
 
-//    @Test
+    //    @Test
     public void readme2Eng() throws Exception {
         formatCN();
         File readmeCN = new File(new File(System.getProperty("user.dir")).getAbsolutePath() + FILE_SEP + "README-CN.md");