├── app ├── .gitignore ├── src │ ├── main │ │ ├── res │ │ │ ├── values │ │ │ │ ├── strings.xml │ │ │ │ ├── colors.xml │ │ │ │ └── themes.xml │ │ │ ├── mipmap-hdpi │ │ │ │ ├── ic_launcher.webp │ │ │ │ └── ic_launcher_round.webp │ │ │ ├── mipmap-mdpi │ │ │ │ ├── ic_launcher.webp │ │ │ │ └── ic_launcher_round.webp │ │ │ ├── mipmap-xhdpi │ │ │ │ ├── ic_launcher.webp │ │ │ │ └── ic_launcher_round.webp │ │ │ ├── mipmap-xxhdpi │ │ │ │ ├── ic_launcher.webp │ │ │ │ └── ic_launcher_round.webp │ │ │ ├── mipmap-xxxhdpi │ │ │ │ ├── ic_launcher.webp │ │ │ │ └── ic_launcher_round.webp │ │ │ ├── mipmap-anydpi-v26 │ │ │ │ ├── ic_launcher.xml │ │ │ │ └── ic_launcher_round.xml │ │ │ ├── layout │ │ │ │ └── activity_main.xml │ │ │ ├── values-night │ │ │ │ └── themes.xml │ │ │ ├── drawable-v24 │ │ │ │ └── ic_launcher_foreground.xml │ │ │ └── drawable │ │ │ │ └── ic_launcher_background.xml │ │ ├── AndroidManifest.xml │ │ └── java │ │ │ └── com │ │ │ └── example │ │ │ └── webviewadblock │ │ │ ├── MainActivity.java │ │ │ └── AdBlocker.java │ ├── test │ │ └── java │ │ │ └── com │ │ │ └── example │ │ │ └── webviewadblock │ │ │ └── ExampleUnitTest.java │ └── androidTest │ │ └── java │ │ └── com │ │ └── example │ │ └── webviewadblock │ │ └── ExampleInstrumentedTest.java ├── proguard-rules.pro └── build.gradle ├── .idea ├── .name ├── .gitignore ├── compiler.xml ├── misc.xml └── gradle.xml ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── .gitignore ├── settings.gradle ├── gradle.properties ├── gradlew.bat ├── README.md └── gradlew /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build -------------------------------------------------------------------------------- /.idea/.name: -------------------------------------------------------------------------------- 1 | WebViewAdblock -------------------------------------------------------------------------------- /.idea/.gitignore: -------------------------------------------------------------------------------- 1 | # Default ignored files 2 | /shelf/ 3 | /workspace.xml 4 | -------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | WebViewAdblock 3 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/CodeBit25/WebViewAdblocker/HEAD/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/CodeBit25/WebViewAdblocker/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/CodeBit25/WebViewAdblocker/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/CodeBit25/WebViewAdblocker/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/CodeBit25/WebViewAdblocker/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/CodeBit25/WebViewAdblocker/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/CodeBit25/WebViewAdblocker/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/CodeBit25/WebViewAdblocker/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/CodeBit25/WebViewAdblocker/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/CodeBit25/WebViewAdblocker/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/CodeBit25/WebViewAdblocker/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp -------------------------------------------------------------------------------- /.idea/compiler.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Tue Nov 02 13:36:50 IST 2021 2 | distributionBase=GRADLE_USER_HOME 3 | distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-bin.zip 4 | distributionPath=wrapper/dists 5 | zipStorePath=wrapper/dists 6 | zipStoreBase=GRADLE_USER_HOME 7 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/caches 5 | /.idea/libraries 6 | /.idea/modules.xml 7 | /.idea/workspace.xml 8 | /.idea/navEditor.xml 9 | /.idea/assetWizardSettings.xml 10 | .DS_Store 11 | /build 12 | /captures 13 | .externalNativeBuild 14 | .cxx 15 | local.properties 16 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | dependencyResolutionManagement { 2 | repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS) 3 | repositories { 4 | google() 5 | mavenCentral() 6 | jcenter() // Warning: this repository is going to shut down soon 7 | } 8 | } 9 | rootProject.name = "WebViewAdblock" 10 | include ':app' 11 | -------------------------------------------------------------------------------- /app/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | #FFBB86FC 4 | #FF6200EE 5 | #FF3700B3 6 | #FF03DAC5 7 | #FF018786 8 | #FF000000 9 | #FFFFFFFF 10 | -------------------------------------------------------------------------------- /app/src/test/java/com/example/webviewadblock/ExampleUnitTest.java: -------------------------------------------------------------------------------- 1 | package com.example.webviewadblock; 2 | 3 | import org.junit.Test; 4 | 5 | import static org.junit.Assert.*; 6 | 7 | /** 8 | * Example local unit test, which will execute on the development machine (host). 9 | * 10 | * @see Testing documentation 11 | */ 12 | public class ExampleUnitTest { 13 | @Test 14 | public void addition_isCorrect() { 15 | assertEquals(4, 2 + 2); 16 | } 17 | } -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 9 | 13 | 14 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 9 | 10 | 11 | 12 | 13 | 14 | 16 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 19 | 20 | -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile -------------------------------------------------------------------------------- /app/src/main/res/values/themes.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16 | -------------------------------------------------------------------------------- /app/src/main/res/values-night/themes.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16 | -------------------------------------------------------------------------------- /app/src/androidTest/java/com/example/webviewadblock/ExampleInstrumentedTest.java: -------------------------------------------------------------------------------- 1 | package com.example.webviewadblock; 2 | 3 | import android.content.Context; 4 | 5 | import androidx.test.platform.app.InstrumentationRegistry; 6 | import androidx.test.ext.junit.runners.AndroidJUnit4; 7 | 8 | import org.junit.Test; 9 | import org.junit.runner.RunWith; 10 | 11 | import static org.junit.Assert.*; 12 | 13 | /** 14 | * Instrumented test, which will execute on an Android device. 15 | * 16 | * @see Testing documentation 17 | */ 18 | @RunWith(AndroidJUnit4.class) 19 | public class ExampleInstrumentedTest { 20 | @Test 21 | public void useAppContext() { 22 | // Context of the app under test. 23 | Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext(); 24 | assertEquals("com.example.webviewadblock", appContext.getPackageName()); 25 | } 26 | } -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 14 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | # IDE (e.g. Android Studio) users: 3 | # Gradle settings configured through the IDE *will override* 4 | # any settings specified in this file. 5 | # For more details on how to configure your build environment visit 6 | # http://www.gradle.org/docs/current/userguide/build_environment.html 7 | # Specifies the JVM arguments used for the daemon process. 8 | # The setting is particularly useful for tweaking memory settings. 9 | org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8 10 | # When configured, Gradle will run in incubating parallel mode. 11 | # This option should only be used with decoupled projects. More details, visit 12 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 13 | # org.gradle.parallel=true 14 | # AndroidX package structure to make it clearer which packages are bundled with the 15 | # Android operating system, and which are packaged with your app"s APK 16 | # https://developer.android.com/topic/libraries/support-library/androidx-rn 17 | android.useAndroidX=true 18 | # Automatically convert third-party libraries to use AndroidX 19 | android.enableJetifier=true -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | plugins { 2 | id 'com.android.application' 3 | } 4 | 5 | android { 6 | compileSdk 30 7 | 8 | defaultConfig { 9 | applicationId "com.example.webviewadblock" 10 | minSdk 23 11 | targetSdk 30 12 | versionCode 1 13 | versionName "1.0" 14 | 15 | testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" 16 | } 17 | 18 | buildTypes { 19 | release { 20 | minifyEnabled false 21 | proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' 22 | } 23 | } 24 | compileOptions { 25 | sourceCompatibility JavaVersion.VERSION_1_8 26 | targetCompatibility JavaVersion.VERSION_1_8 27 | } 28 | buildToolsVersion '30.0.3' 29 | } 30 | 31 | dependencies { 32 | 33 | implementation 'androidx.appcompat:appcompat:1.3.1' 34 | implementation 'com.google.android.material:material:1.4.0' 35 | implementation 'androidx.constraintlayout:constraintlayout:2.1.1' 36 | testImplementation 'junit:junit:4.+' 37 | androidTestImplementation 'androidx.test.ext:junit:1.1.3' 38 | androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0' 39 | } -------------------------------------------------------------------------------- /app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 8 | 9 | 15 | 18 | 21 | 22 | 23 | 24 | 30 | -------------------------------------------------------------------------------- /app/src/main/java/com/example/webviewadblock/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.example.webviewadblock; 2 | 3 | import androidx.annotation.Nullable; 4 | import androidx.appcompat.app.AppCompatActivity; 5 | 6 | import android.os.Bundle; 7 | import android.view.View; 8 | import android.webkit.WebResourceRequest; 9 | import android.webkit.WebResourceResponse; 10 | import android.webkit.WebSettings; 11 | import android.webkit.WebView; 12 | import android.webkit.WebViewClient; 13 | 14 | import java.util.HashMap; 15 | import java.util.Map; 16 | 17 | public class MainActivity extends AppCompatActivity { 18 | 19 | private WebView webview; 20 | @Override 21 | protected void onCreate(Bundle savedInstanceState) { 22 | super.onCreate(savedInstanceState); 23 | setContentView(R.layout.activity_main); 24 | AdBlocker.init(this); 25 | 26 | webview=(WebView)findViewById(R.id.webView); 27 | webview.setWebViewClient(new MyBrowser()); 28 | 29 | WebSettings webSettings = webview.getSettings(); 30 | webSettings.setJavaScriptEnabled(true); 31 | 32 | webview.loadUrl("https://www.meersworld.net/"); 33 | 34 | } 35 | private class MyBrowser extends WebViewClient { 36 | @Override 37 | public boolean shouldOverrideUrlLoading(WebView view, String url) { 38 | view.loadUrl(url); 39 | return true; 40 | } 41 | 42 | private Map loadedUrls = new HashMap<>(); 43 | @Nullable 44 | @Override 45 | public WebResourceResponse shouldInterceptRequest(WebView view, String url) { 46 | boolean ad; 47 | if (!loadedUrls.containsKey(url)) { 48 | ad = AdBlocker.isAd(url); 49 | loadedUrls.put(url, ad); 50 | } else { 51 | ad = loadedUrls.get(url); 52 | } 53 | return ad ? AdBlocker.createEmptyResource() : 54 | super.shouldInterceptRequest(view, url); 55 | } 56 | } 57 | } -------------------------------------------------------------------------------- /app/src/main/java/com/example/webviewadblock/AdBlocker.java: -------------------------------------------------------------------------------- 1 | package com.example.webviewadblock; 2 | 3 | import android.content.Context; 4 | import android.net.Uri; 5 | import android.os.AsyncTask; 6 | import android.text.TextUtils; 7 | import android.util.Log; 8 | import android.webkit.WebResourceResponse; 9 | 10 | import androidx.annotation.WorkerThread; 11 | 12 | import java.io.BufferedReader; 13 | import java.io.ByteArrayInputStream; 14 | import java.io.IOException; 15 | import java.io.InputStream; 16 | import java.io.InputStreamReader; 17 | import java.net.MalformedURLException; 18 | import java.net.URL; 19 | import java.util.HashSet; 20 | import java.util.Set; 21 | 22 | public class AdBlocker { 23 | 24 | private static final String AD_HOSTS_FILE = "host.txt"; 25 | private static final Set AD_HOSTS = new HashSet<>(); 26 | 27 | public static void init(final Context context) { 28 | new AsyncTask() { 29 | @Override 30 | protected Void doInBackground(Void... params) { 31 | try { 32 | loadFromAssets(context); 33 | } catch (IOException e) { 34 | // noop 35 | } 36 | return null; 37 | } 38 | }.execute(); 39 | } 40 | 41 | @WorkerThread 42 | private static void loadFromAssets(Context context) throws IOException { 43 | InputStream stream = context.getAssets().open(AD_HOSTS_FILE); 44 | InputStreamReader inputStreamReader = new InputStreamReader(stream); 45 | BufferedReader bufferedReader = new BufferedReader(inputStreamReader); 46 | String line; 47 | while ((line = bufferedReader.readLine()) != null) AD_HOSTS.add(line); 48 | bufferedReader.close(); 49 | inputStreamReader.close(); 50 | stream.close(); 51 | } 52 | 53 | public static boolean isAd(String url) { 54 | try { 55 | return isAdHost(getHost(url))||AD_HOSTS.contains(Uri.parse(url).getLastPathSegment()); 56 | } catch (MalformedURLException e) { 57 | Log.d("Ind", e.toString()); 58 | return false; 59 | } 60 | 61 | } 62 | 63 | private static boolean isAdHost(String host) { 64 | if (TextUtils.isEmpty(host)) { 65 | return false; 66 | } 67 | int index = host.indexOf("."); 68 | return index >= 0 && (AD_HOSTS.contains(host) || 69 | index + 1 < host.length() && isAdHost(host.substring(index + 1))); 70 | } 71 | 72 | public static String getHost(String url) throws MalformedURLException { 73 | return new URL(url).getHost(); 74 | } 75 | 76 | public static WebResourceResponse createEmptyResource() { 77 | return new WebResourceResponse("text/plain", "utf-8", new ByteArrayInputStream("".getBytes())); 78 | } 79 | 80 | 81 | } 82 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @rem 2 | @rem Copyright 2015 the original author or authors. 3 | @rem 4 | @rem Licensed under the Apache License, Version 2.0 (the "License"); 5 | @rem you may not use this file except in compliance with the License. 6 | @rem You may obtain a copy of the License at 7 | @rem 8 | @rem https://www.apache.org/licenses/LICENSE-2.0 9 | @rem 10 | @rem Unless required by applicable law or agreed to in writing, software 11 | @rem distributed under the License is distributed on an "AS IS" BASIS, 12 | @rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | @rem See the License for the specific language governing permissions and 14 | @rem limitations under the License. 15 | @rem 16 | 17 | @if "%DEBUG%" == "" @echo off 18 | @rem ########################################################################## 19 | @rem 20 | @rem Gradle startup script for Windows 21 | @rem 22 | @rem ########################################################################## 23 | 24 | @rem Set local scope for the variables with windows NT shell 25 | if "%OS%"=="Windows_NT" setlocal 26 | 27 | set DIRNAME=%~dp0 28 | if "%DIRNAME%" == "" set DIRNAME=. 29 | set APP_BASE_NAME=%~n0 30 | set APP_HOME=%DIRNAME% 31 | 32 | @rem Resolve any "." and ".." in APP_HOME to make it shorter. 33 | for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi 34 | 35 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 36 | set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m" 37 | 38 | @rem Find java.exe 39 | if defined JAVA_HOME goto findJavaFromJavaHome 40 | 41 | set JAVA_EXE=java.exe 42 | %JAVA_EXE% -version >NUL 2>&1 43 | if "%ERRORLEVEL%" == "0" goto execute 44 | 45 | echo. 46 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 47 | echo. 48 | echo Please set the JAVA_HOME variable in your environment to match the 49 | echo location of your Java installation. 50 | 51 | goto fail 52 | 53 | :findJavaFromJavaHome 54 | set JAVA_HOME=%JAVA_HOME:"=% 55 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 56 | 57 | if exist "%JAVA_EXE%" goto execute 58 | 59 | echo. 60 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 61 | echo. 62 | echo Please set the JAVA_HOME variable in your environment to match the 63 | echo location of your Java installation. 64 | 65 | goto fail 66 | 67 | :execute 68 | @rem Setup the command line 69 | 70 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 71 | 72 | 73 | @rem Execute Gradle 74 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %* 75 | 76 | :end 77 | @rem End local scope for the variables with windows NT shell 78 | if "%ERRORLEVEL%"=="0" goto mainEnd 79 | 80 | :fail 81 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 82 | rem the _cmd.exe /c_ return code! 83 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 84 | exit /b 1 85 | 86 | :mainEnd 87 | if "%OS%"=="Windows_NT" endlocal 88 | 89 | :omega 90 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # WebViewAdblock 2 | 3 | Android webview Adblocker is a simple library to block ads in webview. this code is basicaly stop the ads and remove the html from it and render it again. 4 | 5 | ## How do I use it? 6 | ### Step 1 7 | 8 | #1 Add it in your MainActivity.java 9 | 10 | 11 | AdBlocker.init(this); 12 | 13 | webview=(WebView)findViewById(R.id.webView); 14 | webview.setWebViewClient(new MyBrowser()); 15 | 16 | WebSettings webSettings = webview.getSettings(); 17 | webSettings.setJavaScriptEnabled(true); 18 | 19 | webview.loadUrl("https://www.meersworld.net/"); 20 | 21 | ### Step 2 22 | 23 | Add these codes in MainActivity.java 24 | 25 | private class MyBrowser extends WebViewClient { 26 | @Override 27 | public boolean shouldOverrideUrlLoading(WebView view, String url) { 28 | view.loadUrl(url); 29 | return true; 30 | } 31 | 32 | private Map loadedUrls = new HashMap<>(); 33 | @Nullable 34 | @Override 35 | public WebResourceResponse shouldInterceptRequest(WebView view, String url) { 36 | boolean ad; 37 | if (!loadedUrls.containsKey(url)) { 38 | ad = AdBlocker.isAd(url); 39 | loadedUrls.put(url, ad); 40 | } else { 41 | ad = loadedUrls.get(url); 42 | } 43 | return ad ? AdBlocker.createEmptyResource() : 44 | super.shouldInterceptRequest(view, url); 45 | } 46 | } 47 | 48 | 49 | ### Step 3 50 | 51 | Make a AdBlocker.java class and paste the below codes 52 | 53 | public class AdBlocker { 54 | 55 | private static final String AD_HOSTS_FILE = "host.txt"; 56 | private static final Set AD_HOSTS = new HashSet<>(); 57 | 58 | public static void init(final Context context) { 59 | new AsyncTask() { 60 | @Override 61 | protected Void doInBackground(Void... params) { 62 | try { 63 | loadFromAssets(context); 64 | } catch (IOException e) { 65 | // noop 66 | } 67 | return null; 68 | } 69 | }.execute(); 70 | } 71 | 72 | @WorkerThread 73 | private static void loadFromAssets(Context context) throws IOException { 74 | InputStream stream = context.getAssets().open(AD_HOSTS_FILE); 75 | InputStreamReader inputStreamReader = new InputStreamReader(stream); 76 | BufferedReader bufferedReader = new BufferedReader(inputStreamReader); 77 | String line; 78 | while ((line = bufferedReader.readLine()) != null) AD_HOSTS.add(line); 79 | bufferedReader.close(); 80 | inputStreamReader.close(); 81 | stream.close(); 82 | } 83 | 84 | public static boolean isAd(String url) { 85 | try { 86 | return isAdHost(getHost(url))||AD_HOSTS.contains(Uri.parse(url).getLastPathSegment()); 87 | } catch (MalformedURLException e) { 88 | Log.d("Ind", e.toString()); 89 | return false; 90 | } 91 | 92 | } 93 | 94 | private static boolean isAdHost(String host) { 95 | if (TextUtils.isEmpty(host)) { 96 | return false; 97 | } 98 | int index = host.indexOf("."); 99 | return index >= 0 && (AD_HOSTS.contains(host) || 100 | index + 1 < host.length() && isAdHost(host.substring(index + 1))); 101 | } 102 | 103 | public static String getHost(String url) throws MalformedURLException { 104 | return new URL(url).getHost(); 105 | } 106 | 107 | public static WebResourceResponse createEmptyResource() { 108 | return new WebResourceResponse("text/plain", "utf-8", new ByteArrayInputStream("".getBytes())); 109 | } 110 | } 111 | 112 | ### Step 4 113 | 114 | Create a assests directory in main and add host.txt file into that assests directory. 115 | 116 | https://github.com/CodeBit25/WebViewAdblocker/blob/master/app/src/main/assets/host.txt 117 | 118 | Now you can run your app to see if the ads are blocked. You can always use other webview features and add fetures to the webview. 119 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 | 155 | 160 | 165 | 170 | 171 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env sh 2 | 3 | # 4 | # Copyright 2015 the original author or authors. 5 | # 6 | # Licensed under the Apache License, Version 2.0 (the "License"); 7 | # you may not use this file except in compliance with the License. 8 | # You may obtain a copy of the License at 9 | # 10 | # https://www.apache.org/licenses/LICENSE-2.0 11 | # 12 | # Unless required by applicable law or agreed to in writing, software 13 | # distributed under the License is distributed on an "AS IS" BASIS, 14 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 | # See the License for the specific language governing permissions and 16 | # limitations under the License. 17 | # 18 | 19 | ############################################################################## 20 | ## 21 | ## Gradle start up script for UN*X 22 | ## 23 | ############################################################################## 24 | 25 | # Attempt to set APP_HOME 26 | # Resolve links: $0 may be a link 27 | PRG="$0" 28 | # Need this for relative symlinks. 29 | while [ -h "$PRG" ] ; do 30 | ls=`ls -ld "$PRG"` 31 | link=`expr "$ls" : '.*-> $.*$$'` 32 | if expr "$link" : '/.*' > /dev/null; then 33 | PRG="$link" 34 | else 35 | PRG=`dirname "$PRG"`"/$link" 36 | fi 37 | done 38 | SAVED="`pwd`" 39 | cd "`dirname \"$PRG\"`/" >/dev/null 40 | APP_HOME="`pwd -P`" 41 | cd "$SAVED" >/dev/null 42 | 43 | APP_NAME="Gradle" 44 | APP_BASE_NAME=`basename "$0"` 45 | 46 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 47 | DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' 48 | 49 | # Use the maximum available, or set MAX_FD != -1 to use that value. 50 | MAX_FD="maximum" 51 | 52 | warn () { 53 | echo "$*" 54 | } 55 | 56 | die () { 57 | echo 58 | echo "$*" 59 | echo 60 | exit 1 61 | } 62 | 63 | # OS specific support (must be 'true' or 'false'). 64 | cygwin=false 65 | msys=false 66 | darwin=false 67 | nonstop=false 68 | case "`uname`" in 69 | CYGWIN* ) 70 | cygwin=true 71 | ;; 72 | Darwin* ) 73 | darwin=true 74 | ;; 75 | MINGW* ) 76 | msys=true 77 | ;; 78 | NONSTOP* ) 79 | nonstop=true 80 | ;; 81 | esac 82 | 83 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 84 | 85 | 86 | # Determine the Java command to use to start the JVM. 87 | if [ -n "$JAVA_HOME" ] ; then 88 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 89 | # IBM's JDK on AIX uses strange locations for the executables 90 | JAVACMD="$JAVA_HOME/jre/sh/java" 91 | else 92 | JAVACMD="$JAVA_HOME/bin/java" 93 | fi 94 | if [ ! -x "$JAVACMD" ] ; then 95 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 96 | 97 | Please set the JAVA_HOME variable in your environment to match the 98 | location of your Java installation." 99 | fi 100 | else 101 | JAVACMD="java" 102 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 103 | 104 | Please set the JAVA_HOME variable in your environment to match the 105 | location of your Java installation." 106 | fi 107 | 108 | # Increase the maximum file descriptors if we can. 109 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then 110 | MAX_FD_LIMIT=`ulimit -H -n` 111 | if [ $? -eq 0 ] ; then 112 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 113 | MAX_FD="$MAX_FD_LIMIT" 114 | fi 115 | ulimit -n $MAX_FD 116 | if [ $? -ne 0 ] ; then 117 | warn "Could not set maximum file descriptor limit: $MAX_FD" 118 | fi 119 | else 120 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 121 | fi 122 | fi 123 | 124 | # For Darwin, add options to specify how the application appears in the dock 125 | if $darwin; then 126 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 127 | fi 128 | 129 | # For Cygwin or MSYS, switch paths to Windows format before running java 130 | if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then 131 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 132 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 133 | 134 | JAVACMD=`cygpath --unix "$JAVACMD"` 135 | 136 | # We build the pattern for arguments to be converted via cygpath 137 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 138 | SEP="" 139 | for dir in $ROOTDIRSRAW ; do 140 | ROOTDIRS="$ROOTDIRS$SEP$dir" 141 | SEP="|" 142 | done 143 | OURCYGPATTERN="(^($ROOTDIRS))" 144 | # Add a user-defined pattern to the cygpath arguments 145 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 146 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 147 | fi 148 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 149 | i=0 150 | for arg in "$@" ; do 151 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 152 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 153 | 154 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 155 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 156 | else 157 | eval `echo args$i`="\"$arg\"" 158 | fi 159 | i=`expr $i + 1` 160 | done 161 | case $i in 162 | 0) set -- ;; 163 | 1) set -- "$args0" ;; 164 | 2) set -- "$args0" "$args1" ;; 165 | 3) set -- "$args0" "$args1" "$args2" ;; 166 | 4) set -- "$args0" "$args1" "$args2" "$args3" ;; 167 | 5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 168 | 6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 169 | 7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 170 | 8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 171 | 9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 172 | esac 173 | fi 174 | 175 | # Escape application args 176 | save () { 177 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done 178 | echo " " 179 | } 180 | APP_ARGS=`save "$@"` 181 | 182 | # Collect all arguments for the java command, following the shell quoting and substitution rules 183 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" 184 | 185 | exec "$JAVACMD" "$@" 186 | --------------------------------------------------------------------------------