Initial commit

Author: vivekkuvadiya

.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties

.idea/.gitignore

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+/build

.idea/compiler.xml

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+plugins {
+    id 'com.android.application'
+    id 'org.jetbrains.kotlin.android'
+    id 'kotlin-kapt'
+    id 'com.google.dagger.hilt.android'
+    id 'androidx.navigation.safeargs'
+}
+
+android {
+    namespace 'com.example.imagelrucache'
+    compileSdk 33
+
+    defaultConfig {
+        applicationId "com.example.imagelrucache"
+        minSdk 21
+        targetSdk 33
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+    kotlinOptions {
+        jvmTarget = '1.8'
+    }
+    viewBinding{
+        enabled true
+    }
+}
+
+dependencies {
+
+    implementation 'androidx.core:core-ktx:1.7.0'
+    implementation 'androidx.appcompat:appcompat:1.6.1'
+    implementation 'com.google.android.material:material:1.8.0'
+    implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
+    implementation 'androidx.navigation:navigation-fragment-ktx:2.5.3'
+    implementation 'androidx.navigation:navigation-ui-ktx:2.5.3'
+    testImplementation 'junit:junit:4.13.2'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.5'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
+
+    //Dagger-Hilt
+    implementation "com.google.dagger:hilt-android:2.44"
+    kapt "com.google.dagger:hilt-compiler:2.44"
+
+    //Retrofit
+    implementation 'com.squareup.retrofit2:retrofit:2.9.0'
+    implementation 'com.squareup.retrofit2:converter-gson:2.9.0'
+}

.idea/gradle.xml

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

.idea/misc.xml

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+package com.example.imagelrucache
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+    @Test
+    fun useAppContext() {
+        // Context of the app under test.
+        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+        assertEquals("com.example.imagelrucache", appContext.packageName)
+    }
+}

app/.gitignore

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <uses-permission android:name="android.permission.INTERNET"/>
+
+    <application
+        android:name=".DocImageApplication"
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.ImageLruCache"
+        android:requestLegacyExternalStorage="true"
+        tools:targetApi="31">
+        <activity
+            android:name=".ui.MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+
+
+        </activity>
+    </application>
+
+</manifest>

app/build.gradle

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+package com.example.imagelrucache
+
+import android.app.Application
+import dagger.hilt.android.HiltAndroidApp
+
+@HiltAndroidApp
+class DocImageApplication: Application() {
+}

app/proguard-rules.pro

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+package com.example.imagelrucache.adapter
+
+import android.graphics.Bitmap
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.recyclerview.widget.RecyclerView
+import com.example.imagelrucache.databinding.ItemDogBinding
+
+class RecentDogAdapter: RecyclerView.Adapter<RecentDogAdapter.DogViewHolder>() {
+
+    private val dogs = mutableListOf<Bitmap>()
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int)=
+        DogViewHolder(ItemDogBinding.inflate(LayoutInflater.from(parent.context),parent,false))
+
+    override fun onBindViewHolder(holder: DogViewHolder, position: Int) {
+        holder.onBind(dogs[position])
+    }
+
+    override fun getItemCount() = dogs.size
+
+    fun addDogs(dogs:List<Bitmap>){
+        this.dogs.clear()
+        this.dogs.addAll(dogs)
+        notifyDataSetChanged()
+    }
+
+    class DogViewHolder(private val binding:ItemDogBinding):RecyclerView.ViewHolder(binding.root) {
+        fun onBind(dogBitmap: Bitmap) {
+            binding.ivDog.setImageBitmap(dogBitmap)
+        }
+
+    }
+
+}

app/src/androidTest/java/com/example/imagelrucache/ExampleInstrumentedTest.kt

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+package com.example.imagelrucache.cache
+
+import android.graphics.Bitmap
+
+interface DogImageCache {
+
+    fun putImageToCache(url:String,image:Bitmap)
+    suspend fun getAllDogImage():List<Bitmap>
+    fun clearDogImageCache()
+
+}

app/src/main/AndroidManifest.xml

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+package com.example.imagelrucache.cache
+
+import android.graphics.Bitmap
+import com.example.imagelrucache.cache.lrudisk.LruDiskCache
+import javax.inject.Inject
+
+class DogImageCacheImpl @Inject constructor(private val lruDiskCache: LruDiskCache):DogImageCache {
+
+    override fun putImageToCache(url: String, image: Bitmap) {
+        lruDiskCache.putImage(url,image)
+    }
+
+    override suspend fun getAllDogImage(): List<Bitmap> {
+        return lruDiskCache.getAllImages()
+    }
+
+    override fun clearDogImageCache() {
+        return lruDiskCache.clearCache()
+    }
+}