Initial commit

Author: thirdygayares

.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/.name

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+plugins {
+    alias(libs.plugins.android.application)
+}
+
+android {
+    namespace = "com.thirdygayares.android_java_datastructures"
+    compileSdk = 34
+
+    defaultConfig {
+        applicationId = "com.thirdygayares.android_java_datastructures"
+        minSdk = 24
+        targetSdk = 34
+        versionCode = 1
+        versionName = "1.0"
+
+        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            isMinifyEnabled = false
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro"
+            )
+        }
+    }
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+
+    implementation(libs.appcompat)
+    implementation(libs.material)
+    implementation(libs.activity)
+    implementation(libs.constraintlayout)
+    testImplementation(libs.junit)
+    androidTestImplementation(libs.ext.junit)
+    androidTestImplementation(libs.espresso.core)
+}

.idea/appInsightsSettings.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/compiler.xml

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+package com.thirdygayares.android_java_datastructures;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        assertEquals("com.thirdygayares.android_java_datastructures", appContext.getPackageName());
+    }
+}

.idea/deploymentTargetSelector.xml

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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">
+
+    <application
+        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.AndroidJavaDataStructures"
+        tools:targetApi="31">
+        <activity
+            android:name=".datastructure.hashmap.ImplementHashmap"
+            android:exported="false" />
+        <activity
+            android:name=".datastructure.list.ImplementList"
+            android:exported="false" />
+        <activity
+            android:name=".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>

.idea/gradle.xml

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+package com.thirdygayares.android_java_datastructures;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.widget.Button;
+import androidx.appcompat.app.AppCompatActivity;
+
+import com.thirdygayares.android_java_datastructures.datastructure.hashmap.ImplementHashmap;
+import com.thirdygayares.android_java_datastructures.datastructure.list.ImplementList;
+
+
+public class MainActivity extends AppCompatActivity {
+
+    Button btnArrayList, btnHashmap;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+
+        btnArrayList = findViewById(R.id.btn_arraylist);
+        btnHashmap = findViewById(R.id.btn_hashmap);
+
+        btnArrayList.setOnClickListener(v -> {
+            Intent intent = new Intent(MainActivity.this, ImplementList.class);
+            startActivity(intent);
+        });
+
+        btnHashmap.setOnClickListener(v ->{
+            Intent intent = new Intent(MainActivity.this, ImplementHashmap.class);
+            startActivity(intent);
+        });
+
+        
+    }
+}

.idea/migrations.xml

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+package com.thirdygayares.android_java_datastructures.datastructure.hashmap;
+
+import android.os.Bundle;
+import android.util.Log;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.TextView;
+
+import androidx.activity.EdgeToEdge;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+
+import com.thirdygayares.android_java_datastructures.R;
+
+import java.util.HashMap;
+
+public class ImplementHashmap extends AppCompatActivity {
+
+    EditText etStudentId, etStudentName, etCourse, etSection;
+    Button btnSubmit;
+    TextView txtOutput;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_implement_hashmap);
+        etStudentId= findViewById(R.id.et_student_id);
+        etStudentName= findViewById(R.id.et_student_name);
+        etCourse = findViewById(R.id.et_course);
+        etSection = findViewById(R.id.et_section);
+        btnSubmit = findViewById(R.id.btn_submit);
+        txtOutput = findViewById(R.id.txt_output);
+
+        HashMap<String, String> student_hashmap = new HashMap<>();
+
+        btnSubmit.setOnClickListener(v->{
+
+            String studentId = etStudentId.getText().toString();
+            String studentName = etStudentName.getText().toString();
+            String course = etCourse.getText().toString();
+            String section = etSection.getText().toString();
+
+            student_hashmap.put("id", studentId);
+            student_hashmap.put("name", studentName);
+            student_hashmap.put("course", course);
+            student_hashmap.put("section", section);
+
+            Log.d("TAG", "Student Data" + student_hashmap);
+            txtOutput.setText("Student Data" + student_hashmap);
+        });
+
+    }
+}