AddListView JSON Parsing Project files

Author: rajamalw

ListViewJson/.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/workspace.xml
+/.idea/libraries
+.DS_Store
+/build
+/captures
+.externalNativeBuild

ListViewJson/.idea/compiler.xml

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+/build

ListViewJson/.idea/copyright/profiles_settings.xml

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+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 24
+    buildToolsVersion "24.0.3"
+    defaultConfig {
+        applicationId "com.learn2crack.listviewjson"
+        minSdkVersion 19
+        targetSdkVersion 24
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
+        exclude group: 'com.android.support', module: 'support-annotations'
+    })
+
+    compile 'com.android.support:appcompat-v7:24.2.1'
+    compile 'com.google.code.gson:gson:2.7'
+    testCompile 'junit:junit:4.12'
+}

ListViewJson/.idea/encodings.xml

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+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /home/rajamalw/android-sdk-linux/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# 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 *;
+#}

ListViewJson/.idea/gradle.xml

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+package com.learn2crack.listviewjson;
+
+import android.content.Context;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumentation 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() throws Exception {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getTargetContext();
+
+        assertEquals("com.learn2crack.listviewjson", appContext.getPackageName());
+    }
+}

ListViewJson/.idea/misc.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.learn2crack.listviewjson">
+
+    <uses-permission android:name="android.permission.INTERNET" />
+
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme">
+        <activity android:name=".MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

ListViewJson/.idea/modules.xml

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+package com.learn2crack.listviewjson;
+
+import android.os.AsyncTask;
+
+import com.google.gson.Gson;
+import com.google.gson.JsonSyntaxException;
+import com.learn2crack.listviewjson.model.AndroidVersion;
+import com.learn2crack.listviewjson.model.Response;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.util.List;
+
+public class LoadJSONTask extends AsyncTask<String, Void, Response> {
+
+    public LoadJSONTask(Listener listener) {
+
+        mListener = listener;
+    }
+
+    public interface Listener {
+
+        void onLoaded(List<AndroidVersion> androidList);
+
+        void onError();
+    }
+
+    private Listener mListener;
+
+    @Override
+    protected Response doInBackground(String... strings) {
+        try {
+
+            String stringResponse = loadJSON(strings[0]);
+            Gson gson = new Gson();
+
+            return gson.fromJson(stringResponse, Response.class);
+        } catch (IOException e) {
+            e.printStackTrace();
+            return null;
+        } catch (JsonSyntaxException e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
+    @Override
+    protected void onPostExecute(Response response) {
+
+        if (response != null) {
+
+            mListener.onLoaded(response.getAndroid());
+
+        } else {
+
+            mListener.onError();
+        }
+    }
+
+    private String loadJSON(String jsonURL) throws IOException {
+
+        URL url = new URL(jsonURL);
+        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
+        conn.setReadTimeout(10000);
+        conn.setConnectTimeout(15000);
+        conn.setRequestMethod("GET");
+        conn.setDoInput(true);
+        conn.connect();
+
+        BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
+        String line;
+        StringBuilder response = new StringBuilder();
+
+        while ((line = in.readLine()) != null) {
+
+            response.append(line);
+        }
+
+        in.close();
+        return response.toString();
+    }
+}