Wednesday, April 13, 2016

json array parsing search in log by "clock"

download: http://www.mediafire.com/download/mwcn2dxyj8znsk5/JSONParsingArray.zip

package com.androidhive.jsonparsing;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.HashMap;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.app.ListActivity;
import android.os.Bundle;

public class AndroidJSONParsingActivity extends ListActivity {

// url to make request

static String urlSong = "http://api.lyricsnmusic.com/songs?api_key=e6ea07de4c713953d0fdc9ad49b861&q=Coldplay%20Clocks";

// e6ea07de4c713953d0fdc9ad49b861

// JSON Node names


// contacts JSONArray
JSONArray contacts = null;

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);

// Hashmap for ListView


String parsedString = "";

try {


parsedString = convertinputStreamToString(urlSong);

} catch (Exception e) {
e.printStackTrace();
}

// String str =
// "[{\"name\":\"name1\",\"url\":\"url1\"},{\"name\":\"name2\",\"url\":\"url2\"}]";

String str = parsedString;

JSONArray jsonarray;
try {
jsonarray = new JSONArray(str);

for (int i = 0; i < jsonarray.length(); i++) {
JSONObject obj = jsonarray.getJSONObject(i);

String name = obj.getString("title");
// String url = obj.getString("url");

System.out.println("i="+i+" "+name);
// System.out.println(url);
}
} catch (JSONException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}



}

public static String convertinputStreamToString(String urlSong)
       throws IOException {

URL url = new URL(urlSong);
URLConnection conn = url.openConnection();

HttpURLConnection httpConn = (HttpURLConnection) conn;
httpConn.setAllowUserInteraction(false);
httpConn.setInstanceFollowRedirects(true);
httpConn.setRequestMethod("GET");
httpConn.connect();

InputStream is = httpConn.getInputStream();


   if (is != null) {
       StringBuilder sb = new StringBuilder();
       String line;

       try {
           BufferedReader r1 = new BufferedReader(new InputStreamReader(
            is, "UTF-8"));
           while ((line = r1.readLine()) != null) {
               sb.append(line).append("\n");
           }
       } finally {
        is.close();
       }
       return sb.toString();
   } else {
       return "";
   }
}

}


manifest
_____________

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.androidhive.jsonparsing"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk android:minSdkVersion="8" />

    <application
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name" >
        <activity
            android:label="@string/app_name"
            android:name=".AndroidJSONParsingActivity" >
            <intent-filter >
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
       
        <!-- Single List Item View -->
        <activity
            android:label="Single Menu Item"
            android:name=".SingleMenuItemActivity" >
        </activity>
    </application>
   
    <uses-permission android:name="android.permission.INTERNET" />

</manifest>