see 08/25 log

CHANGELOG.md

+* `19/08/25` [upd] ImageUtils#getImageType. [add] LogUtils# Publish v1.25.9.
+* `19/08/24` [fix] PhoneUtils#getIMEI crash on SDK 29.
+* `19/08/23` [add] ViewUtils#isLayoutRtl.
+* `19/08/22` [add] LogUtils#getLogFiles.
 * `19/08/13` [add] MapUtils and MapUtilsTest. Publish v1.25.8.
 * `19/08/12` [add] CollectionUtils and CollectionUtilsTest.
 * `19/08/11` [add] ArrayUtils and ArrayUtilsTest.

README-CN.md

@@ -51,7 +51,7 @@
 
 [frame]: https://raw.githubusercontent.com/Blankj/AndroidUtilCode/master/art/auc_frame_cn.png
 
-[aucSvg]: https://img.shields.io/badge/AndroidUtilCode-v1.25.8-brightgreen.svg
+[aucSvg]: https://img.shields.io/badge/AndroidUtilCode-v1.25.9-brightgreen.svg
 [auc]: https://github.com/Blankj/AndroidUtilCode
 
 [apiSvg]: https://img.shields.io/badge/API-14+-brightgreen.svg

README.md

@@ -51,7 +51,7 @@ If this project helps you a lot and you want to support the project's developmen
 
 [frame]: https://raw.githubusercontent.com/Blankj/AndroidUtilCode/master/art/auc_frame.png
 
-[aucSvg]: https://img.shields.io/badge/AndroidUtilCode-v1.25.8-brightgreen.svg
+[aucSvg]: https://img.shields.io/badge/AndroidUtilCode-v1.25.9-brightgreen.svg
 [auc]: https://github.com/Blankj/AndroidUtilCode
 
 [apiSvg]: https://img.shields.io/badge/API-14+-brightgreen.svg

buildSrc/src/main/groovy/Config.groovy

@@ -14,8 +14,8 @@ class Config {
     static compileSdkVersion = 28
     static minSdkVersion = 14
     static targetSdkVersion = 28
-    static versionCode = 1_025_008
-    static versionName = '1.25.8-alpha1'// E.g. 1.9.72 => 1,009,072
+    static versionCode = 1_025_009
+    static versionName = '1.25.9'// E.g. 1.9.72 => 1,009,072
 
     // lib version
     static kotlin_version = '1.3.10'

buildSrc/src/main/groovy/GitUtils.java

-package PACKAGE_NAME;
-
-/**
- * <pre>
- *     author: blankj
- *     blog  : http://blankj.com
- *     time  : 2019/08/16
- *     desc  :
- * </pre>
- */
-public class GitUtils {
-}

gradle.properties

@@ -16,6 +16,7 @@
 org.gradle.jvmargs=-Xmx8192m -XX:MaxPermSize=2048m -XX:+HeapDumpOnOutOfMemoryError -XX:-UseGCOverheadLimit -Dfile.encoding=UTF-8
 org.gradle.daemon=true
 #org.gradle.configureondemand=true
-#org.gradle.parallel=true
+org.gradle.parallel=true
+org.gradle.caching=true
 
 #-Dorg.gradle.debug=true --no-daemon
\ No newline at end of file

gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.1.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip

lib/utilcode/README-CN.md

@@ -2,10 +2,10 @@
 
 Gradle:
 ```groovy
-implementation 'com.blankj:utilcode:1.25.8'
+implementation 'com.blankj:utilcode:1.25.9'
 
 // if u use AndroidX, use the following
-implementation 'com.blankj:utilcodex:1.25.8'
+implementation 'com.blankj:utilcodex:1.25.9'
 ```
 
 
@@ -1069,6 +1069,15 @@ vibrate: 震动
 cancel : 取消
 ```
 
+* ### 视图相关 -> [ViewUtils.java][view.java]
+```
+setViewEnabled      : 设置视图是否可用
+runOnUiThread       : 在 UI 线程运行
+runOnUiThreadDelayed: 在 UI 线程延迟运行
+isLayoutRtl         : 布局是否从右到左
+fixScrollViewTopping: 修复 ScrollView 置顶问题
+```
+
 * ### 压缩相关 -> [ZipUtils.java][zip.java] -> [Test][zip.test]
 ```
 zipFiles          : 批量压缩文件
@@ -1262,5 +1271,7 @@ getComments       : 获取压缩文件中的注释链表
 [vibrate.java]: https://github.com/Blankj/AndroidUtilCode/blob/master/lib/utilcode/src/main/java/com/blankj/utilcode/util/VibrateUtils.java
 [vibrate.demo]: https://github.com/Blankj/AndroidUtilCode/blob/master/feature/utilcode/pkg/src/main/java/com/blankj/utilcode/pkg/feature/vibrate/VibrateActivity.kt
 
+[view.java]: https://github.com/Blankj/AndroidUtilCode/blob/master/lib/utilcode/src/main/java/com/blankj/utilcode/util/ViewUtils.java
+
 [zip.java]: https://github.com/Blankj/AndroidUtilCode/blob/master/lib/utilcode/src/main/java/com/blankj/utilcode/util/ZipUtils.java
 [zip.test]: https://github.com/Blankj/AndroidUtilCode/blob/master/lib/utilcode/src/test/java/com/blankj/utilcode/util/ZipUtilsTest.java

lib/utilcode/README.md

@@ -2,10 +2,10 @@
 
 Gradle:
 ```groovy
-implementation 'com.blankj:utilcode:1.25.8'
+implementation 'com.blankj:utilcode:1.25.9'
 
 // if u use AndroidX, use the following
-implementation 'com.blankj:utilcodex:1.25.8'
+implementation 'com.blankj:utilcodex:1.25.9'
 ```
 
 
@@ -1069,6 +1069,15 @@ vibrate
 cancel
 ```
 
+* ### About View -> [ViewUtils.java][view.java]
+```
+setViewEnabled
+runOnUiThread
+runOnUiThreadDelayed
+isLayoutRtl
+fixScrollViewTopping
+```
+
 * ### About Zip -> [ZipUtils.java][zip.java] -> [Test][zip.test]
 ```
 zipFiles
@@ -1187,7 +1196,7 @@ getComments
 [log.demo]: https://github.com/Blankj/AndroidUtilCode/blob/master/feature/utilcode/pkg/src/main/java/com/blankj/utilcode/pkg/feature/log/LogActivity.kt
 
 [map.java]: https://github.com/Blankj/AndroidUtilCode/blob/master/lib/utilcode/src/main/java/com/blankj/utilcode/util/MapUtils.java
-[map.demo]: https://github.com/Blankj/AndroidUtilCode/blob/master/lib/utilcode/src/test/java/com/blankj/utilcode/util/MapUtilsTest.java
+[map.test]: https://github.com/Blankj/AndroidUtilCode/blob/master/lib/utilcode/src/test/java/com/blankj/utilcode/util/MapUtilsTest.java
 
 [metaData.java]: https://github.com/Blankj/AndroidUtilCode/blob/master/lib/utilcode/src/main/java/com/blankj/utilcode/util/MetaDataUtils.java
 [metaData.demo]: https://github.com/Blankj/AndroidUtilCode/blob/master/feature/utilcode/pkg/src/main/java/com/blankj/utilcode/pkg/feature/metaData/MetaDataActivity.kt
@@ -1262,5 +1271,7 @@ getComments
 [vibrate.java]: https://github.com/Blankj/AndroidUtilCode/blob/master/lib/utilcode/src/main/java/com/blankj/utilcode/util/VibrateUtils.java
 [vibrate.demo]: https://github.com/Blankj/AndroidUtilCode/blob/master/feature/utilcode/pkg/src/main/java/com/blankj/utilcode/pkg/feature/vibrate/VibrateActivity.kt
 
+[view.java]: https://github.com/Blankj/AndroidUtilCode/blob/master/lib/utilcode/src/main/java/com/blankj/utilcode/util/ViewUtils.java
+
 [zip.java]: https://github.com/Blankj/AndroidUtilCode/blob/master/lib/utilcode/src/main/java/com/blankj/utilcode/util/ZipUtils.java
 [zip.test]: https://github.com/Blankj/AndroidUtilCode/blob/master/lib/utilcode/src/test/java/com/blankj/utilcode/util/ZipUtilsTest.java

lib/utilcode/src/main/java/com/blankj/utilcode/constant/PermissionConstants.java

@@ -64,7 +64,7 @@ public final class PermissionConstants {
             permission.RECEIVE_WAP_PUSH, permission.RECEIVE_MMS,
     };
     private static final String[] GROUP_STORAGE       = {
-            permission.READ_EXTERNAL_STORAGE, permission.WRITE_EXTERNAL_STORAGE
+            permission.READ_EXTERNAL_STORAGE, permission.WRITE_EXTERNAL_STORAGE,
     };
 
     @StringDef({CALENDAR, CAMERA, CONTACTS, LOCATION, MICROPHONE, PHONE, SENSORS, SMS, STORAGE,})

lib/utilcode/src/main/java/com/blankj/utilcode/util/AppUtils.java

@@ -865,7 +865,7 @@ public final class AppUtils {
         return true;
     }
 
-    private static final char HEX_DIGITS[] =
+    private static final char[] HEX_DIGITS =
             {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
 
     private static byte[] hashTemplate(final byte[] data, final String algorithm) {

lib/utilcode/src/main/java/com/blankj/utilcode/util/ConvertUtils.java

@@ -35,7 +35,7 @@ public final class ConvertUtils {
         throw new UnsupportedOperationException("u can't instantiate me...");
     }
 
-    private static final char hexDigits[] =
+    private static final char[] hexDigits =
             {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
 
     /**
@@ -581,7 +581,7 @@ public final class ConvertUtils {
      * @return value of px
      */
     public static int dp2px(final float dpValue) {
-        final float scale = Resources.getSystem().getDisplayMetrics().density;
+        final float scale = Utils.getApp().getResources().getDisplayMetrics().density;
         return (int) (dpValue * scale + 0.5f);
     }
 
@@ -592,7 +592,7 @@ public final class ConvertUtils {
      * @return value of dp
      */
     public static int px2dp(final float pxValue) {
-        final float scale = Resources.getSystem().getDisplayMetrics().density;
+        final float scale = Utils.getApp().getResources().getDisplayMetrics().density;
         return (int) (pxValue / scale + 0.5f);
     }
 
@@ -603,7 +603,7 @@ public final class ConvertUtils {
      * @return value of px
      */
     public static int sp2px(final float spValue) {
-        final float fontScale = Resources.getSystem().getDisplayMetrics().scaledDensity;
+        final float fontScale = Utils.getApp().getResources().getDisplayMetrics().scaledDensity;
         return (int) (spValue * fontScale + 0.5f);
     }
 
@@ -614,7 +614,7 @@ public final class ConvertUtils {
      * @return value of sp
      */
     public static int px2sp(final float pxValue) {
-        final float fontScale = Resources.getSystem().getDisplayMetrics().scaledDensity;
+        final float fontScale = Utils.getApp().getResources().getDisplayMetrics().scaledDensity;
         return (int) (pxValue / fontScale + 0.5f);
     }
 

lib/utilcode/src/main/java/com/blankj/utilcode/util/CrashUtils.java

@@ -41,7 +41,7 @@ public final class CrashUtils {
 
     private static final String FILE_SEP = System.getProperty("file.separator");
     @SuppressLint("SimpleDateFormat")
-    private static final Format FORMAT   = new SimpleDateFormat("MM-dd HH-mm-ss");
+    private static final Format FORMAT   = new SimpleDateFormat("MM-dd_HH-mm-ss");
 
     private static final UncaughtExceptionHandler DEFAULT_UNCAUGHT_EXCEPTION_HANDLER;
     private static final UncaughtExceptionHandler UNCAUGHT_EXCEPTION_HANDLER;

lib/utilcode/src/main/java/com/blankj/utilcode/util/DeviceUtils.java

@@ -22,6 +22,7 @@ import java.util.Enumeration;
 import java.util.UUID;
 
 import static android.Manifest.permission.ACCESS_WIFI_STATE;
+import static android.Manifest.permission.CHANGE_WIFI_STATE;
 import static android.Manifest.permission.INTERNET;
 import static android.content.Context.WIFI_SERVICE;
 
@@ -106,11 +107,12 @@ public final class DeviceUtils {
     /**
      * Return the MAC address.
      * <p>Must hold {@code <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />},
-     * {@code <uses-permission android:name="android.permission.INTERNET" />}</p>
+     * {@code <uses-permission android:name="android.permission.INTERNET" />},
+     * {@code <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />}</p>
      *
      * @return the MAC address
      */
-    @RequiresPermission(allOf = {ACCESS_WIFI_STATE, INTERNET})
+    @RequiresPermission(allOf = {ACCESS_WIFI_STATE, INTERNET, CHANGE_WIFI_STATE})
     public static String getMacAddress() {
         String macAddress = getMacAddress((String[]) null);
         if (!macAddress.equals("") || getWifiEnabled()) return macAddress;
@@ -126,10 +128,18 @@ public final class DeviceUtils {
         return manager.isWifiEnabled();
     }
 
+    /**
+     * Enable or disable wifi.
+     * <p>Must hold {@code <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />}</p>
+     *
+     * @param enabled True to enabled, false otherwise.
+     */
+    @RequiresPermission(CHANGE_WIFI_STATE)
     private static void setWifiEnabled(final boolean enabled) {
         @SuppressLint("WifiManagerLeak")
         WifiManager manager = (WifiManager) Utils.getApp().getSystemService(WIFI_SERVICE);
         if (manager == null) return;
+        if (enabled == manager.isWifiEnabled()) return;
         manager.setWifiEnabled(enabled);
     }
 
@@ -372,9 +382,8 @@ public final class DeviceUtils {
     /**
      * Return the unique device id.
      * <pre>{1}{UUID(macAddress)}</pre>
-     * <pre>{2}{UUID(deviceId  )}</pre>
-     * <pre>{3}{UUID(androidId )}</pre>
-     * <pre>{4}{UUID(random    )}</pre>
+     * <pre>{2}{UUID(androidId )}</pre>
+     * <pre>{9}{UUID(random    )}</pre>
      *
      * @return the unique device id
      */
@@ -386,9 +395,8 @@ public final class DeviceUtils {
     /**
      * Return the unique device id.
      * <pre>{prefix}{1}{UUID(macAddress)}</pre>
-     * <pre>{prefix}{2}{UUID(deviceId  )}</pre>
-     * <pre>{prefix}{3}{UUID(androidId )}</pre>
-     * <pre>{prefix}{4}{UUID(random    )}</pre>
+     * <pre>{prefix}{2}{UUID(androidId )}</pre>
+     * <pre>{prefix}{9}{UUID(random    )}</pre>
      *
      * @param prefix The prefix of the unique device id.
      * @return the unique device id
@@ -414,13 +422,8 @@ public final class DeviceUtils {
                             return saveUdid(prefix + 2, androidId);
                         }
 
-                        final String deviceId = ((TelephonyManager) Utils.getApp().getSystemService(Context.TELEPHONY_SERVICE)).getDeviceId();
-                        if (!TextUtils.isEmpty(deviceId)) {
-                            return saveUdid(prefix + 3, deviceId);
-                        }
-
                     } catch (Exception ignore) {/**/}
-                    return saveUdid(prefix + 4, "");
+                    return saveUdid(prefix + 9, "");
                 }
             }
         }
@@ -448,12 +451,6 @@ public final class DeviceUtils {
                 return false;
             }
             return uniqueDeviceId.substring(st + 1).equals(getUdid("", androidId));
-        } else if (type.startsWith("3")) {
-            final String deviceId = ((TelephonyManager) Utils.getApp().getSystemService(Context.TELEPHONY_SERVICE)).getDeviceId();
-            if (TextUtils.isEmpty(deviceId)) {
-                return false;
-            }
-            return uniqueDeviceId.substring(st + 1).equals(getUdid("", deviceId));
         }
         return false;
     }

lib/utilcode/src/main/java/com/blankj/utilcode/util/EncryptUtils.java

@@ -1152,7 +1152,7 @@ public final class EncryptUtils {
         return ret;
     }
 
-    private static final char HEX_DIGITS[] =
+    private static final char[] HEX_DIGITS =
             {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
 
     private static String bytes2HexString(final byte[] bytes) {

lib/utilcode/src/main/java/com/blankj/utilcode/util/FileUtils.java

@@ -1221,7 +1221,7 @@ public final class FileUtils {
     // other utils methods
     ///////////////////////////////////////////////////////////////////////////
 
-    private static final char HEX_DIGITS[] =
+    private static final char[] HEX_DIGITS =
             {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
 
     private static String bytes2HexString(final byte[] bytes) {

lib/utilcode/src/main/java/com/blankj/utilcode/util/ImageUtils.java

@@ -1562,7 +1562,7 @@ public final class ImageUtils {
      * @param filePath The path of file.
      * @return the type of image
      */
-    public static String getImageType(final String filePath) {
+    public static ImageType getImageType(final String filePath) {
         return getImageType(getFileByPath(filePath));
     }
 
@@ -1572,12 +1572,12 @@ public final class ImageUtils {
      * @param file The file.
      * @return the type of image
      */
-    public static String getImageType(final File file) {
-        if (file == null) return "";
+    public static ImageType getImageType(final File file) {
+        if (file == null) return null;
         InputStream is = null;
         try {
             is = new FileInputStream(file);
-            String type = getImageType(is);
+            ImageType type = getImageType(is);
             if (type != null) {
                 return type;
             }
@@ -1592,36 +1592,57 @@ public final class ImageUtils {
                 e.printStackTrace();
             }
         }
-        return getFileExtension(file.getAbsolutePath()).toUpperCase();
-    }
-
-    private static String getFileExtension(final String filePath) {
-        if (isSpace(filePath)) return filePath;
-        int lastPoi = filePath.lastIndexOf('.');
-        int lastSep = filePath.lastIndexOf(File.separator);
-        if (lastPoi == -1 || lastSep >= lastPoi) return "";
-        return filePath.substring(lastPoi + 1);
+        return null;
     }
 
-    private static String getImageType(final InputStream is) {
+    private static ImageType getImageType(final InputStream is) {
         if (is == null) return null;
         try {
-            byte[] bytes = new byte[8];
-            return is.read(bytes, 0, 8) != -1 ? getImageType(bytes) : null;
+            byte[] bytes = new byte[12];
+            return is.read(bytes) != -1 ? getImageType(bytes) : null;
         } catch (IOException e) {
             e.printStackTrace();
             return null;
         }
     }
 
-    private static String getImageType(final byte[] bytes) {
-        if (isJPEG(bytes)) return "JPEG";
-        if (isGIF(bytes)) return "GIF";
-        if (isPNG(bytes)) return "PNG";
-        if (isBMP(bytes)) return "BMP";
-        return null;
+    private static ImageType getImageType(final byte[] bytes) {
+        String type = bytes2HexString(bytes).toUpperCase();
+        if (type.contains("FFD8FF")) {
+            return ImageType.TYPE_JPG;
+        } else if (type.contains("89504E47")) {
+            return ImageType.TYPE_PNG;
+        } else if (type.contains("47494638")) {
+            return ImageType.TYPE_GIF;
+        } else if (type.contains("49492A00") || type.contains("4D4D002A")) {
+            return ImageType.TYPE_TIFF;
+        } else if (type.contains("424D")) {
+            return ImageType.TYPE_BMP;
+        } else if (type.startsWith("52494646") && type.endsWith("57454250")) {//524946461c57000057454250-12个字节
+            return ImageType.TYPE_WEBP;
+        } else if (type.contains("00000100") || type.contains("00000200")) {
+            return ImageType.TYPE_ICO;
+        } else {
+            return ImageType.TYPE_UNKNOWN;
+        }
     }
 
+    private static final char[] hexDigits =
+            {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
+
+    private static String bytes2HexString(final byte[] bytes) {
+        if (bytes == null) return "";
+        int len = bytes.length;
+        if (len <= 0) return "";
+        char[] ret = new char[len << 1];
+        for (int i = 0, j = 0; i < len; i++) {
+            ret[j++] = hexDigits[bytes[i] >> 4 & 0x0f];
+            ret[j++] = hexDigits[bytes[i] & 0x0f];
+        }
+        return new String(ret);
+    }
+
+
     private static boolean isJPEG(final byte[] b) {
         return b.length >= 2
                 && (b[0] == (byte) 0xFF) && (b[1] == (byte) 0xD8);
@@ -1982,4 +2003,32 @@ public final class ImageUtils {
             }
         }
     }
+
+    public enum ImageType {
+        TYPE_JPG("jpg"),
+
+        TYPE_PNG("png"),
+
+        TYPE_GIF("gif"),
+
+        TYPE_TIFF("tiff"),
+
+        TYPE_BMP("bmp"),
+
+        TYPE_WEBP("webp"),
+
+        TYPE_ICO("ico"),
+
+        TYPE_UNKNOWN("unknown");
+
+        String value;
+
+        ImageType(String value) {
+            this.value = value;
+        }
+
+        public String getValue() {
+            return value;
+        }
+    }
 }

lib/utilcode/src/main/java/com/blankj/utilcode/util/KeyboardUtils.java

@@ -108,15 +108,7 @@ public final class KeyboardUtils {
         InputMethodManager imm =
                 (InputMethodManager) Utils.getApp().getSystemService(Context.INPUT_METHOD_SERVICE);
         if (imm == null) return;
-        imm.hideSoftInputFromWindow(view.getWindowToken(), 0, new ResultReceiver(new Handler()) {
-            @Override
-            protected void onReceiveResult(int resultCode, Bundle resultData) {
-                if (resultCode == InputMethodManager.RESULT_UNCHANGED_SHOWN
-                        || resultCode == InputMethodManager.RESULT_SHOWN) {
-                    toggleSoftInput();
-                }
-            }
-        });
+        imm.hideSoftInputFromWindow(view.getWindowToken(), 0);
     }
 
     /**

lib/utilcode/src/main/java/com/blankj/utilcode/util/LogUtils.java

@@ -36,10 +36,13 @@ import java.lang.reflect.ParameterizedType;
 import java.lang.reflect.Type;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
+import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collections;
 import java.util.Date;
 import java.util.Formatter;
 import java.util.Iterator;
+import java.util.List;
 import java.util.Locale;
 import java.util.Set;
 import java.util.concurrent.ExecutorService;
@@ -233,6 +236,21 @@ public final class LogUtils {
         }
     }
 
+    public static List<File> getLogFiles() {
+        String dir = CONFIG.getDir();
+        File logDir = new File(dir);
+        if (!logDir.exists()) return new ArrayList<>();
+        File[] files = logDir.listFiles(new FilenameFilter() {
+            @Override
+            public boolean accept(File dir, String name) {
+                return isMatchLogFileName(name);
+            }
+        });
+        List<File> list = new ArrayList<>();
+        Collections.addAll(list, files);
+        return list;
+    }
+
     private static TagHead processTagAndHead(String tag) {
         if (!CONFIG.mTagIsSpace && !CONFIG.isLogHeadSwitch()) {
             tag = CONFIG.getGlobalTag();
@@ -527,7 +545,7 @@ public final class LogUtils {
         File[] files = parentFile.listFiles(new FilenameFilter() {
             @Override
             public boolean accept(File dir, String name) {
-                return name.matches("^" + CONFIG.getFilePrefix() + "_[0-9]{4}_[0-9]{2}_[0-9]{2}_.*$");
+                return isMatchLogFileName(name);
             }
         });
         if (files == null || files.length <= 0) return;
@@ -555,6 +573,10 @@ public final class LogUtils {
         }
     }
 
+    private static boolean isMatchLogFileName(String name) {
+        return name.matches("^" + CONFIG.getFilePrefix() + "_[0-9]{4}_[0-9]{2}_[0-9]{2}_.*$");
+    }
+
     private static String findDate(String str) {
         Pattern pattern = Pattern.compile("[0-9]{4}_[0-9]{2}_[0-9]{2}");
         Matcher matcher = pattern.matcher(str);

lib/utilcode/src/main/java/com/blankj/utilcode/util/PhoneUtils.java

 package com.blankj.utilcode.util;
 
 import android.annotation.SuppressLint;
-import android.app.PendingIntent;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.net.Uri;
 import android.os.Build;
 import android.support.annotation.RequiresPermission;
-import android.telephony.SmsManager;
 import android.telephony.TelephonyManager;
 import android.text.TextUtils;
 
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
-import java.util.List;
 
 import static android.Manifest.permission.CALL_PHONE;
 import static android.Manifest.permission.READ_PHONE_STATE;
-import static android.Manifest.permission.SEND_SMS;
 
 /**
  * <pre>
@@ -46,6 +42,7 @@ public final class PhoneUtils {
 
     /**
      * Return the unique device id.
+     * <p>If the version of SDK is greater than 28, it will return an empty string.</p>
      * <p>Must hold {@code <uses-permission android:name="android.permission.READ_PHONE_STATE" />}</p>
      *
      * @return the unique device id
@@ -53,6 +50,9 @@ public final class PhoneUtils {
     @SuppressLint("HardwareIds")
     @RequiresPermission(READ_PHONE_STATE)
     public static String getDeviceId() {
+        if (Build.VERSION.SDK_INT >= 29) {
+            return "";
+        }
         TelephonyManager tm = getTelephonyManager();
         String deviceId = tm.getDeviceId();
         if (!TextUtils.isEmpty(deviceId)) return deviceId;
@@ -78,6 +78,7 @@ public final class PhoneUtils {
 
     /**
      * Return the IMEI.
+     * <p>If the version of SDK is greater than 28, it will return an empty string.</p>
      * <p>Must hold {@code <uses-permission android:name="android.permission.READ_PHONE_STATE" />}</p>
      *
      * @return the IMEI
@@ -89,6 +90,7 @@ public final class PhoneUtils {
 
     /**
      * Return the MEID.
+     * <p>If the version of SDK is greater than 28, it will return an empty string.</p>
      * <p>Must hold {@code <uses-permission android:name="android.permission.READ_PHONE_STATE" />}</p>
      *
      * @return the MEID
@@ -101,6 +103,9 @@ public final class PhoneUtils {
     @SuppressLint("HardwareIds")
     @RequiresPermission(READ_PHONE_STATE)
     public static String getImeiOrMeid(boolean isImei) {
+        if (Build.VERSION.SDK_INT >= 29) {
+            return "";
+        }
         TelephonyManager tm = getTelephonyManager();
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
             if (isImei) {

lib/utilcode/src/main/java/com/blankj/utilcode/util/ScreenUtils.java

@@ -100,7 +100,7 @@ public final class ScreenUtils {
      * @return the density of screen
      */
     public static float getScreenDensity() {
-        return Resources.getSystem().getDisplayMetrics().density;
+        return Utils.getApp().getResources().getDisplayMetrics().density;
     }
 
     /**
@@ -109,7 +109,7 @@ public final class ScreenUtils {
      * @return the screen density expressed as dots-per-inch
      */
     public static int getScreenDensityDpi() {
-        return Resources.getSystem().getDisplayMetrics().densityDpi;
+        return Utils.getApp().getResources().getDisplayMetrics().densityDpi;
     }
 
     /**

lib/utilcode/src/main/java/com/blankj/utilcode/util/SizeUtils.java

@@ -27,7 +27,7 @@ public final class SizeUtils {
      * @return value of px
      */
     public static int dp2px(final float dpValue) {
-        final float scale = Resources.getSystem().getDisplayMetrics().density;
+        final float scale = Utils.getApp().getResources().getDisplayMetrics().density;
         return (int) (dpValue * scale + 0.5f);
     }
 
@@ -38,7 +38,7 @@ public final class SizeUtils {
      * @return value of dp
      */
     public static int px2dp(final float pxValue) {
-        final float scale = Resources.getSystem().getDisplayMetrics().density;
+        final float scale = Utils.getApp().getResources().getDisplayMetrics().density;
         return (int) (pxValue / scale + 0.5f);
     }
 
@@ -49,7 +49,7 @@ public final class SizeUtils {
      * @return value of px
      */
     public static int sp2px(final float spValue) {
-        final float fontScale = Resources.getSystem().getDisplayMetrics().scaledDensity;
+        final float fontScale = Utils.getApp().getResources().getDisplayMetrics().scaledDensity;
         return (int) (spValue * fontScale + 0.5f);
     }
 
@@ -60,7 +60,7 @@ public final class SizeUtils {
      * @return value of sp
      */
     public static int px2sp(final float pxValue) {
-        final float fontScale = Resources.getSystem().getDisplayMetrics().scaledDensity;
+        final float fontScale = Utils.getApp().getResources().getDisplayMetrics().scaledDensity;
         return (int) (pxValue / fontScale + 0.5f);
     }
 
@@ -75,7 +75,7 @@ public final class SizeUtils {
      * metrics depending on its unit.
      */
     public static float applyDimension(final float value, final int unit) {
-        DisplayMetrics metrics = Resources.getSystem().getDisplayMetrics();
+        DisplayMetrics metrics = Utils.getApp().getResources().getDisplayMetrics();
         switch (unit) {
             case TypedValue.COMPLEX_UNIT_PX:
                 return value;

lib/utilcode/src/main/java/com/blankj/utilcode/util/ViewUtils.java

 package com.blankj.utilcode.util;
 
+import android.os.Build;
+import android.text.TextUtils;
 import android.view.View;
 import android.view.ViewGroup;
 
+import java.util.Locale;
+
 /**
  * <pre>
  *     author: Blankj
@@ -63,9 +67,27 @@ public class ViewUtils {
     }
 
     /**
-     * 用于解决ScrollView嵌套ListView/GridView/WebView/RecyclerView等无法置顶问题
+     * Return whether horizontal layout direction of views are from Right to Left.
      *
-     * @param view ScrollView嵌套的跟视图
+     * @return {@code true}: yes<br>{@code false}: no
+     */
+    public static boolean isLayoutRtl() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
+            Locale primaryLocale;
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+                primaryLocale = Utils.getApp().getResources().getConfiguration().getLocales().get(0);
+            } else {
+                primaryLocale = Utils.getApp().getResources().getConfiguration().locale;
+            }
+            return TextUtils.getLayoutDirectionFromLocale(primaryLocale) == View.LAYOUT_DIRECTION_RTL;
+        }
+        return false;
+    }
+
+    /**
+     * Fix the problem of topping the ScrollView nested ListView/GridView/WebView/RecyclerView.
+     *
+     * @param view The root view inner of ScrollView.
      */
     public static void fixScrollViewTopping(View view) {
         view.setFocusable(false);
@@ -84,5 +106,4 @@ public class ViewUtils {
             }
         }
     }
-
 }
\ No newline at end of file

lib/utilcode/src/test/java/com/blankj/utilcode/util/ImageUtilsTest.java

+package com.blankj.utilcode.util;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+/**
+ * <pre>
+ *     author: blankj
+ *     blog  : http://blankj.com
+ *     time  : 2019/08/25
+ *     desc  : test ImageUtils
+ * </pre>
+ */
+public class ImageUtilsTest extends BaseTest {
+
+    @Test
+    public void getImageType() {
+        Assert.assertEquals(ImageUtils.ImageType.TYPE_JPG, ImageUtils.getImageType(TestConfig.PATH_IMAGE + "ic_launcher.jpg"));
+        Assert.assertEquals(ImageUtils.ImageType.TYPE_PNG, ImageUtils.getImageType(TestConfig.PATH_IMAGE + "ic_launcher.png"));
+        Assert.assertEquals(ImageUtils.ImageType.TYPE_GIF, ImageUtils.getImageType(TestConfig.PATH_IMAGE + "ic_launcher.gif"));
+        Assert.assertEquals(ImageUtils.ImageType.TYPE_TIFF, ImageUtils.getImageType(TestConfig.PATH_IMAGE + "ic_launcher.tif"));
+        Assert.assertEquals(ImageUtils.ImageType.TYPE_BMP, ImageUtils.getImageType(TestConfig.PATH_IMAGE + "ic_launcher.bmp"));
+        Assert.assertEquals(ImageUtils.ImageType.TYPE_WEBP, ImageUtils.getImageType(TestConfig.PATH_IMAGE + "ic_launcher.webp"));
+        Assert.assertEquals(ImageUtils.ImageType.TYPE_ICO, ImageUtils.getImageType(TestConfig.PATH_IMAGE + "ic_launcher.ico"));
+    }
+}

lib/utilcode/src/test/java/com/blankj/utilcode/util/TestConfig.java

@@ -32,5 +32,7 @@ public class TestConfig {
 
     static final String PATH_FILE = TEST_PATH + "file" + FILE_SEP;
 
+    static final String PATH_IMAGE = TEST_PATH + "image" + FILE_SEP;
+
     static final String PATH_ZIP = TEST_PATH + "zip" + FILE_SEP;
 }