The Group is created and contacts are added in batches. The test is successful on Samsung S2.

package com.example.new_group_and_add_contacts;import java.util.ArrayList;import java.util.List;import android.app.Activity;import android.content.ContentResolver;import android.content.ContentValues;import android.content.Context;import android.database.Cursor;import android.net.Uri;import android.os.Bundle;import android.provider.ContactsContract;import android.util.Log;import android.view.View;import android.view.ViewGroup;import android.widget.AdapterView;import android.widget.ArrayAdapter;import android.widget.CheckBox;import android.widget.EditText;import android.widget.LinearLayout;import android.widget.ListView;import android.widget.Toast;import android.widget.AdapterView.OnItemClickListener;public class MainActivity extends Activity {    ListView listView = null;       EditText editText = null;Cursor cursor = null;       Context context = null;@Overridepublic void onCreate(Bundle savedInstanceState) {    super.onCreate(savedInstanceState);    setContentView(R.layout.main);     context = this;    listView =(ListView) findViewById(R.id.mylist);      editText = (EditText) findViewById(R.id.textview);    try {    // Create an array of Strings, for List    ArrayAdapter<Model> adapter = new InteractiveArrayAdapter(this,getModel());           // Assign adapter to ListView    listView.setAdapter(adapter);    listView.setOnItemClickListener(new OnItemClickListener() {        @Override        public void onItemClick(AdapterView<?> parent, View view,            int position, long id) {            Toast.makeText(getApplicationContext(),                "Click ListItem Number " + position, Toast.LENGTH_LONG)                .show();        }           });    } catch(Exception e) {        Log.d("**** Exception: ",e.getMessage());    }        }private List<Model> getModel() {    List<Model> list = new ArrayList<Model>();    try {        ContentResolver cr = getContentResolver();        cursor = cr.query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI,null, null, null,  ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME + " ASC");        cursor.moveToFirst();                                if (cursor.moveToFirst()) {                                    do {                                        String name = cursor.getString(cursor.getColumnIndex    (ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME));                                        String number = cursor.getString(cursor.getColumnIndex  (ContactsContract.CommonDataKinds.Phone.NUMBER));                                        String s = name + "\n" + number;                                        list.add(get(s));                                        s = null;                                    } while (cursor.moveToNext());                                }     } catch(Exception e){        Log.d("???????? Error in Contacts Read: ",""+e.getMessage());    }    return list;}private Model get(String s) {    return new Model(s);}public void onClick(View v) {    switch(v.getId())    {    case R.id.mybutton:                     String s="";        for(int i=0; i<InteractiveArrayAdapter.list.size(); i++)  {            if(InteractiveArrayAdapter.list.get(i).isSelected()) {                s = s+i+" ";            }        }        String s1 = null;         s1 = editText.getText().toString();        // Check the edittext is empty or not        if(s1.equals("")){            Toast.makeText(MainActivity.this, "Please Enter Any Text", Toast.LENGTH_SHORT).show();            return;        }        // Check the Group is available or not                    Cursor groupCursor = null;                    String[] GROUP_PROJECTION = new String[] { ContactsContract.Groups._ID,     ContactsContract.Groups.TITLE };                    groupCursor = this.managedQuery(ContactsContract.Groups.CONTENT_URI,    GROUP_PROJECTION, ContactsContract.Groups.TITLE+ "=?", new String[]{s1}, ContactsContract.Groups.TITLE + " ASC");                    Log.d("*** Here Counts: ","** "+groupCursor.getCount());                    if(groupCursor.getCount() > 0){                        Toast.makeText(MainActivity.this, "Group is already available",     Toast.LENGTH_SHORT).show();                        return;                    }                    else {                        Toast.makeText(MainActivity.this, "Not available", Toast.LENGTH_SHORT).show();      //Here we create a new Group                        try {                            ContentValues groupValues = null;                            ContentResolver cr = this.getContentResolver();                            groupValues = new ContentValues();                            groupValues.put(ContactsContract.Groups.TITLE, s1);                            cr.insert(ContactsContract.Groups.CONTENT_URI, groupValues);                            Log.d("########### Group Creation Finished :","###### Success");                            }                        catch(Exception e){                            Log.d("########### Exception :",""+e.getMessage());                         }                        Toast.makeText(MainActivity.this, "Created Successfully",                                       Toast.LENGTH_SHORT).show();                    }                    groupCursor.close();                    groupCursor = null;                    Log.d(" **** Contacts add to Groups...","**** Fine");                    String groupID = null;                    Cursor getGroupID_Cursor = null;                    getGroupID_Cursor = this.managedQuery(ContactsContract.Groups.CONTENT_URI,  GROUP_PROJECTION, ContactsContract.Groups.TITLE+ "=?", new String[]{s1}, null);                    Log.d("**** Now Empty Cursor size:","** "+getGroupID_Cursor.getCount());                    getGroupID_Cursor.moveToFirst();                    groupID = (getGroupID_Cursor.getString(getGroupID_Cursor.getColumnIndex("_id")));                    Log.d(" **** Group ID is: ","** "+groupID);                    getGroupID_Cursor.close();                    getGroupID_Cursor = null;                    for(int i=0; i<InteractiveArrayAdapter.list.size(); i++)  {                        if(InteractiveArrayAdapter.list.get(i).isSelected()) {                            cursor.moveToPosition(i);                            String contactID = cursor.getString(cursor.getColumnIndex   (ContactsContract.CommonDataKinds.Phone.CONTACT_ID));                            long contact = Long.parseLong(contactID);                            long group = Long.parseLong(groupID);                            addToGroup(contact, group);                            String name = cursor.getString(cursor.getColumnIndex    (ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME));                            Log.d(" **** Contact Added: ","* :"+name);                            Toast.makeText(MainActivity.this, name+" Added Successfully",   Toast.LENGTH_SHORT).show();                        }                    }        break;                  }       }   public Uri addToGroup(long personId, long groupId) {    ContentValues values = new ContentValues();    values.put(ContactsContract.CommonDataKinds.GroupMembership.RAW_CONTACT_ID,            personId);    values.put(            ContactsContract.CommonDataKinds.GroupMembership.GROUP_ROW_ID,            groupId);    values            .put(                    ContactsContract.CommonDataKinds.GroupMembership.MIMETYPE,                    ContactsContract.CommonDataKinds.GroupMembership.CONTENT_ITEM_TYPE);    return this.context.getContentResolver().insert(ContactsContract.Data.CONTENT_URI, values);}}

 

Another two classes for listview control.

 

package com.example.new_group_and_add_contacts;import java.util.List;import android.app.Activity;import android.graphics.Bitmap;import android.media.ThumbnailUtils;import android.provider.MediaStore;import android.util.Log;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.ArrayAdapter;import android.widget.CheckBox;import android.widget.CompoundButton;import android.widget.ImageView;import android.widget.TextView;public class InteractiveArrayAdapter extends ArrayAdapter<Model> {public static List<Model> list = null;private final Activity context; public InteractiveArrayAdapter(Activity context, List<Model> list) {    super(context, R.layout.rowbuttonlayout, list);    this.context = context;    this.list = list;}static class ViewHolder {    protected TextView text;    protected CheckBox checkbox;}@Overridepublic View getView(int position, View convertView, ViewGroup parent) {    View view = null;    if (convertView == null) {        LayoutInflater inflator = context.getLayoutInflater();        view = inflator.inflate(R.layout.rowbuttonlayout, null);        final ViewHolder viewHolder = new ViewHolder();        viewHolder.text = (TextView) view.findViewById(R.id.label);             viewHolder.text.setText("Select Ringtone");                 viewHolder.checkbox = (CheckBox) view.findViewById(R.id.check);                 viewHolder.checkbox                .setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {                    @Override                    public void onCheckedChanged(CompoundButton buttonView,                            boolean isChecked) {                        Model element = (Model) viewHolder.checkbox                                .getTag();                        element.setSelected(buttonView.isChecked());                                                }                });        view.setTag(viewHolder);        viewHolder.checkbox.setTag(list.get(position));    } else {        view = convertView;        ((ViewHolder) view.getTag()).checkbox.setTag(list.get(position));    }    ViewHolder holder = (ViewHolder) view.getTag();    holder.text.setText(list.get(position).getName());    holder.checkbox.setChecked(list.get(position).isSelected());    return view;    }} 

 

Another class

package com.example.new_group_and_add_contacts;public class Model {private String name;private boolean selected;public Model(String name) {    this.name = name;    selected = false;}public String getName() {    return name;}public void setName(String name) {    this.name = name;}public boolean isSelected() {    return selected;}public void setSelected(boolean selected) {    this.selected = selected;}} 

Main. xml

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"android:layout_width="fill_parent"android:layout_height="fill_parent"android:orientation="vertical" android:id="@+id/layoutexample"android:background="#000000"><EditText    android:id="@+id/textview"    android:layout_width="200dp"    android:layout_height="wrap_content"    android:layout_gravity="center_horizontal"    android:hint="Enter Group Name"    android:textColor="#000000"    android:layout_marginLeft="10dp"    android:layout_marginRight="10dp"    android:layout_marginTop="10dp"    /><ListView    android:id="@+id/mylist"    android:layout_width="wrap_content"    android:layout_height="wrap_content"     android:layout_weight="1"    android:background="#552244"    android:cacheColorHint="#00000000"    android:layout_margin="10dp"    ></ListView><Button      android:id="@+id/mybutton"    android:layout_width="wrap_content"    android:layout_height="wrap_content"     android:text="Create New Group"    android:onClick="onClick"    android:layout_gravity="center_horizontal"    android:textColor="#000000"    /></LinearLayout>

Rowbuttonlayout. xml

 

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"android:layout_width="wrap_content"android:layout_height="wrap_content" android:orientation="horizontal"><CheckBox    android:id="@+id/check"    android:layout_width="wrap_content"    android:layout_height="wrap_content"></CheckBox><TextView    android:id="@+id/label"    android:layout_width="wrap_content"    android:layout_height="wrap_content"    android:text="Hello"    android:textSize="15dp"    android:textColor="#FF0000"             ></TextView></LinearLayout>