Completed lab, but errors remain that I cant find. Ran debug, still n…

network/.gitignore

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

network/app/.gitignore

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+/build

network/app/build.gradle

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+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 23
+    buildToolsVersion "23.0.2"
+
+    defaultConfig {
+        applicationId "ypsitos.walmartapiapp"
+        minSdkVersion 16
+        targetSdkVersion 23
+        versionCode 1
+        versionName "1.0"
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    testCompile 'junit:junit:4.12'
+    compile 'com.android.support:appcompat-v7:23.1.1'
+}

network/app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /Users/YPsitos/Library/Android/sdk/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 *;
+#}

network/app/src/androidTest/java/ypsitos/walmartapiapp/ApplicationTest.java

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+package ypsitos.walmartapiapp;
+
+import android.app.Application;
+import android.test.ApplicationTestCase;
+
+/**
+ * <a href="http://d.android.com/tools/testing/testing_android.html">Testing Fundamentals</a>
+ */
+public class ApplicationTest extends ApplicationTestCase<Application> {
+    public ApplicationTest() {
+        super(Application.class);
+    }
+}

network/app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="ypsitos.walmartapiapp">
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
+    <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>

network/app/src/main/java/ypsitos/walmartapiapp/MainActivity.java

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+package ypsitos.walmartapiapp;
+
+import android.os.AsyncTask;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.support.v7.widget.Toolbar;
+import android.view.View;
+import android.widget.ArrayAdapter;
+import android.widget.Button;
+import android.widget.ListView;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.ArrayList;
+
+public class MainActivity extends AppCompatActivity {
+    Button mTeaButton;
+    Button mChocolateButton;
+    Button mCerealButton;
+    URL mTeaUrl;
+    URL mChocolateUrl;
+    URL mCerealUrl;
+    ListView mListView;
+    ArrayList<String> mStringArray;
+    ArrayAdapter<String> mAdapter;
+
+        @Override
+        protected void onCreate(Bundle savedInstanceState) {
+            super.onCreate(savedInstanceState);
+            setContentView(R.layout.activity_main);
+            try {
+                mTeaUrl = new URL("http://api.walmartlabs.com/v1/search?query=tea&format=json&apiKey=8u2tky93nyckurd5txzkqec4");
+                mChocolateUrl = new URL("http://api.walmartlabs.com/v1/search?query=chocolate&format=json&apiKey=8u2tky93nyckurd5txzkqec4");
+                mCerealUrl = new URL("http://api.walmartlabs.com/v1/search?query=cereal&format=json&apiKey=8u2tky93nyckurd5txzkqec4");
+            } catch (MalformedURLException e) {
+                e.printStackTrace();
+            }
+
+            mTeaButton = (Button)findViewById(R.id.teaButton);
+            mTeaButton.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    WalmartTask walmartTask = new WalmartTask();
+                    walmartTask.execute(mTeaUrl.toString());
+                }
+            });
+
+
+            mChocolateButton = (Button)findViewById(R.id.chocolateButton);
+            mChocolateButton.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    WalmartTask walmartTask = new WalmartTask();
+                    walmartTask.execute(mChocolateUrl.toString());
+                }
+            });
+
+            mCerealButton = (Button)findViewById(R.id.cerealButton);
+            mCerealButton.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    WalmartTask walmartTask = new WalmartTask();
+                    walmartTask.execute(mCerealUrl.toString());
+                }
+            });
+
+            ArrayList<String> mStringArray;
+            ArrayAdapter<String> mAdapter;
+
+            mStringArray = new ArrayList<String>();
+            ​
+            mListView = (ListView) findViewById(R.id.listView1);
+            mAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, mStringArray);
+            mListView.setAdapter(mAdapter);
+        }
+        ​
+        private String getInputData(InputStream inStream) throws IOException {
+            StringBuilder builder = new StringBuilder();
+            BufferedReader reader = new BufferedReader( new InputStreamReader(inStream));
+            ​
+            String data;
+            ​
+            while ((data = reader.readLine()) != null){
+                builder.append(data);
+            }
+            ​
+            reader.close();
+            ​
+            return builder.toString();
+        }
+        ​
+        public class WalmartTask extends AsyncTask<String, Void, String>{
+            @Override
+            protected String doInBackground(String... urls) {
+                String data = "";
+                try {
+                    URL url = new URL(urls[0]);
+                    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
+                    connection.connect();
+                    ​
+                    InputStream inStream = connection.getInputStream();
+                    ​
+                    data = getInputData(inStream);
+                    ​
+                } catch (Throwable thr) {
+                    thr.printStackTrace();
+                }
+
+                try {
+                    JSONObject dataObject = new JSONObject(data);
+                    ​
+                    JSONArray itemJsonArray = dataObject.getJSONArray("name");
+                    ​
+                    mStringArray.clear();
+                    ​
+                    for (int i = 0; i < itemJsonArray.length(); i++){
+                        JSONObject object = itemJsonArray.optJSONObject(i);
+                        String name = object.optString("name");
+                        ​
+                        mStringArray.add(name);
+                    }
+                    ​
+                } catch (JSONException e) {
+                    e.printStackTrace();
+                }
+                ​
+                ​
+                return data;
+            }​
+            @Override
+            protected void onPostExecute(String data) {
+                super.onPostExecute(data);
+                ​
+                mAdapter.notifyDataSetChanged();
+            }
+        }
+        ​}