; paras[X - 1].parentNode.insertBefore(ad1, paras[X]); } if (paras.length > X + 4) { var ad1 = document.createElement('div'); ad1.className = 'ad-auto-insert ad-first'; ad1.innerHTML = ` ; paras[X + 3].parentNode.insertBefore(ad2, paras[X + 4]); } if (isMobile && paras.length > X + 8) { var ad1 = document.createElement('div'); ad1.className = 'ad-auto-insert ad-first'; ad1.innerHTML = ` ; paras[X + 7].parentNode.insertBefore(ad3, paras[X + 8]); } });

Advertisement

SFTP file upload android example


Uploading files from Android using SFTP.

Jars files Needed

1) commons-logging-1.2.jar
2) commons-vfs2-2.1.jar
3) jsch-0.1.53.jar

Make sure you call this in a background thread.


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package com.adroitapps.ttcl.utils;

import com.jcraft.jsch.Channel;
import com.jcraft.jsch.ChannelSftp;
import com.jcraft.jsch.JSch;
import com.jcraft.jsch.JSchException;
import com.jcraft.jsch.Session;
import com.jcraft.jsch.SftpException;

import java.io.File;

/**
 * Created by pratap.kesaboyina on 24-05-2016.
 */
public class SftpClass {


    public static void uploadFile(File file) {


        String host = "", username = "",
                password = "";


        String localFilePath = file.getAbsolutePath();

        String fileName = localFilePath.substring(localFilePath.lastIndexOf("/") + 1);

        String remoteFilePath = "/foldername/" + fileName;


        JSch jsch = new JSch();
        Session session = null;
        try {
            session = jsch.getSession(username, host, 22);
            session.setConfig("StrictHostKeyChecking", "no");
            session.setPassword(password);
            session.connect();

            Channel channel = session.openChannel("sftp");
            channel.connect();
            ChannelSftp sftpChannel = (ChannelSftp) channel;
            sftpChannel.put(localFilePath, remoteFilePath);
            sftpChannel.exit();
            session.disconnect();
        } catch (JSchException e) {
            e.printStackTrace();
        } catch (SftpException e) {
            e.printStackTrace();

        }
    }
}



Reference from stackoverflowlink





Android DatePicker Example


Recently, i got a requirement to have multiple datepickers in a single form.
So i decided to create a customview for android datepicker


Here is the code for CustomView extended from EditText


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package com.pratap.calendarview.views;


import android.app.DatePickerDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.View;
import android.widget.DatePicker;
import android.widget.EditText;

import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;

/**
 * Date picker widget.
 *
 * @author bgamard
 */
public class DatePickerView extends EditText implements DatePickerDialog.OnDateSetListener {

    private Date date;

    //  private Date previousSelectedDate;

    public DatePickerView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }

    public DatePickerView(Context context, AttributeSet attrs) {
        super(context, attrs);
        setAttributes();
    }

    public DatePickerView(Context context) {
        super(context);
        setAttributes();
    }

    private void setAttributes() {

        setHint("Select Date");
        setGravity(Gravity.LEFT | Gravity.CENTER);
        setFocusable(false);
        // setTextSize(18);
        //  setPadding(10, 10, 10, 10);

        setOnClickListener(new OnClickListener() {
            @Override
            public void onClick(View v) {
                Calendar calendar = Calendar.getInstance();
                if (date != null) {
                    calendar.setTime(date);
                }
                DatePickerDialog datePicker = new DatePickerDialog(
                        DatePickerView.this.getContext(), DatePickerView.this,
                        calendar.get(Calendar.YEAR),
                        calendar.get(Calendar.MONTH),
                        calendar.get(Calendar.DAY_OF_MONTH));
                datePicker.setCancelable(false);

                // datePicker.setCanceledOnTouchOutside(true);
                datePicker.setButton(DialogInterface.BUTTON_NEGATIVE, "CANCEL", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int which) {
                        if (which == DialogInterface.BUTTON_NEGATIVE) {
                            dialog.dismiss();

                        }
                    }
                });


                datePicker.show();
            }
        });
    }

    @Override
    public void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) {


        Date date = new GregorianCalendar(year, monthOfYear, dayOfMonth).getTime();

        setDate(date);
    }

    public void setDate(Date date) {
        if (date != null) {
            this.date = date;
            SimpleDateFormat newformat = new SimpleDateFormat("yyyy-MM-dd");
            String formattedDate = newformat.format(date);
            setText(formattedDate);
        } else {

            setText("");
        }
    }

    public Date getDate() {
        return date;
    }

    public Calendar getModifiedDate() {
        Calendar calendar = Calendar.getInstance();
        if (date != null) {
            calendar.setTime(date);
        }
        return calendar;
    }
}



Use it xml Layout like below


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<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <android.support.v7.widget.Toolbar
        android:id="@+id/toolbar"
        android:layout_width="match_parent"
        android:layout_height="?attr/actionBarSize"
        android:background="?attr/colorPrimary"
        android:elevation="4dp"
        android:title="Add New Event"
        android:titleTextColor="#FFF"
        android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar"
        app:popupTheme="@style/ThemeOverlay.AppCompat.Light" />

    <LinearLayout
        android:id="@+id/formLayout"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_below="@+id/toolbar"
        android:layout_margin="16dp"
        android:layout_weight="1"
        android:orientation="vertical">

        <EditText
            android:id="@+id/title"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:fontFamily="sans-serif"
            android:hint="Enter Title"
            android:textSize="18sp" />

        <com.pratap.calendarview.views.DatePickerView
            android:id="@+id/startDate"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:hint="start Date"
            android:fontFamily="sans-serif"
            android:textSize="18sp" />


        <com.pratap.calendarview.views.DatePickerView
            android:id="@+id/endDate"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:hint="end Date"
            android:fontFamily="sans-serif"
            android:textSize="18sp" />

    
    </LinearLayout>


    <Button
        android:id="@+id/btnSave"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_below="@+id/formLayout"
        android:backgroundTint="@color/colorPrimary"
        android:text="Save"
        android:textColor="#FFF" />

</LinearLayout>




Screenshots:


 


CalendarView like Google Calendar in Android


I found a great library to add events to our own CalendarView.

Credits : 
github : https://github.com/SundeepK/CompactCalendarView

Step: 1
======
Add Dependency to build.gradle file


dependencies {
   
    compile 'com.github.sundeepk:compact-calendar-view:1.8.3'
}

Step: 2
======

Create an XML Layout like below with CompactCalendarView.


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<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="vertical">

    <android.support.v7.widget.Toolbar
        android:id="@+id/toolbar"
        android:layout_width="match_parent"
        android:layout_height="?attr/actionBarSize"
        android:background="?attr/colorPrimary"
        android:elevation="4dp"
        android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar"
        app:popupTheme="@style/ThemeOverlay.AppCompat.Light" />


    <com.github.sundeepk.compactcalendarview.CompactCalendarView
        android:id="@+id/compactcalendar_view"
        android:layout_width="match_parent"
        android:layout_height="250dp"
        android:paddingLeft="16dp"
        android:paddingRight="16dp"
        app:compactCalendarBackgroundColor="#00bcd4"
        app:compactCalendarCurrentDayBackgroundColor="#1a8cd7"
        app:compactCalendarCurrentSelectedDayBackgroundColor="#E57373"
        app:compactCalendarTextColor="#FFF"
        app:compactCalendarTextSize="12sp" />

</LinearLayout>

Step: 3
======
Create an Activity 


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package com.pratap.calendarview;

import android.graphics.Color;
import android.os.Bundle;
import android.support.v7.app.ActionBar;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.widget.Toast;
import com.github.sundeepk.compactcalendarview.CompactCalendarView;
import com.github.sundeepk.compactcalendarview.domain.CalendarDayEvent;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.Locale;

public class MainActivity extends AppCompatActivity {

    private Toolbar toolbar;
    CompactCalendarView compactCalendarView;

    private SimpleDateFormat dateFormatForMonth = new SimpleDateFormat("MMMM- yyyy", Locale.getDefault());

    private Calendar currentCalender = Calendar.getInstance(Locale.getDefault());

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);


        toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        final ActionBar actionBar = getSupportActionBar();
        actionBar.setHomeAsUpIndicator(R.drawable.ic_menu_white_24px);
        actionBar.setDisplayHomeAsUpEnabled(true);
        // Setting default toolbar title to empty
        actionBar.setTitle(null);


        compactCalendarView = (CompactCalendarView) findViewById(R.id.compactcalendar_view);
        compactCalendarView.drawSmallIndicatorForEvents(true);
        compactCalendarView.setUseThreeLetterAbbreviation(true);

        //set initial title
        actionBar.setTitle(dateFormatForMonth.format(compactCalendarView.getFirstDayOfCurrentMonth()));

        //set title on calendar scroll
        compactCalendarView.setListener(new CompactCalendarView.CompactCalendarViewListener() {
            @Override
            public void onDayClick(Date dateClicked) {


                Toast.makeText(MainActivity.this, "Date : " + dateClicked.toString(), Toast.LENGTH_SHORT).show();

            }

            @Override
            public void onMonthScroll(Date firstDayOfNewMonth) {
                // Changes toolbar title on monthChange
                actionBar.setTitle(dateFormatForMonth.format(firstDayOfNewMonth));

            }

        });


        addDummyEvents();

        //  gotoToday();


    }

    // Adding dummy events in calendar view for April, may, june 2016
    private void addDummyEvents() {

        addEvents(compactCalendarView, Calendar.APRIL);
        addEvents(compactCalendarView, Calendar.MAY);
        addEvents(compactCalendarView, Calendar.JUNE);

        // Refresh calendar to update events
        compactCalendarView.invalidate();
    }


    // Adding events from 1 to 6 days

    private void addEvents(CompactCalendarView compactCalendarView, int month) {
        currentCalender.setTime(new Date());
        currentCalender.set(Calendar.DAY_OF_MONTH, 1);
        Date firstDayOfMonth = currentCalender.getTime();
        for (int i = 0; i < 6; i++) {
            currentCalender.setTime(firstDayOfMonth);
            if (month > -1) {
                currentCalender.set(Calendar.MONTH, month);
            }
            currentCalender.add(Calendar.DATE, i);
            setToMidnight(currentCalender);
            compactCalendarView.addEvent(new CalendarDayEvent(currentCalender.getTimeInMillis(), Color.argb(255, 255, 255, 255)), false);
        }
    }


    private void setToMidnight(Calendar calendar) {
        calendar.set(Calendar.HOUR_OF_DAY, 0);
        calendar.set(Calendar.MINUTE, 0);
        calendar.set(Calendar.SECOND, 0);
        calendar.set(Calendar.MILLISECOND, 0);
    }


    public void gotoToday() {

        // Set any date to navigate to particular date
        compactCalendarView.setCurrentDate(Calendar.getInstance(Locale.getDefault()).getTime());


    }
}

Screenshot
========




Source Code 
==========

Dropbox Link


Demo
====





Create PieChart using MPAndroidChart Library




Step: 1
======
Add Dependency to your build.gradle file in android studio

Credits to Author : PhilJay
GithubLink : https://github.com/PhilJay/MPAndroidChart


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dependencies {
     compile 'com.github.PhilJay:MPAndroidChart:v2.2.2'
   
}



Step: 2
======
create an XML layout with PieChart like below

activity_main.xml

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<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center"
    android:orientation="vertical"
    tools:context=".MainActivity">

    <com.github.mikephil.charting.charts.PieChart
        android:id="@+id/chart1"
        android:layout_width="300dp"
        android:layout_height="300dp"
        android:layout_margin="5dp" />

    <TextView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_margin="15dp"
        android:gravity="center_horizontal"
        android:text="February, 2016"/>
</LinearLayout>



Step: 3
======
Create an Activity like below 


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package com.pratap.piechart;

import android.graphics.Color;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.widget.Toast;
import com.github.mikephil.charting.charts.PieChart;
import com.github.mikephil.charting.components.Legend;
import com.github.mikephil.charting.data.Entry;
import com.github.mikephil.charting.data.PieData;
import com.github.mikephil.charting.data.PieDataSet;
import com.github.mikephil.charting.formatter.ValueFormatter;
import com.github.mikephil.charting.highlight.Highlight;
import com.github.mikephil.charting.listener.OnChartValueSelectedListener;
import com.github.mikephil.charting.utils.ViewPortHandler;
import java.text.DecimalFormat;
import java.util.ArrayList;

public class MainActivity extends AppCompatActivity {


    PieChart mChart;
    // we're going to display pie chart for school attendance
    private int[] yValues = {21, 2, 2};
    private String[] xValues = {"Present Days", "Absents", "Leaves"};

    // colors for different sections in pieChart
    public static  final int[] MY_COLORS = {
            Color.rgb(84,124,101), Color.rgb(64,64,64), Color.rgb(153,19,0),
            Color.rgb(38,40,53), Color.rgb(215,60,55)
    };

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        mChart = (PieChart) findViewById(R.id.chart1);

        //   mChart.setUsePercentValues(true);
        mChart.setDescription("");

        mChart.setRotationEnabled(true);

        mChart.setOnChartValueSelectedListener(new OnChartValueSelectedListener() {

            @Override
            public void onValueSelected(Entry e, int dataSetIndex, Highlight h) {
                // display msg when value selected
                if (e == null)
                    return;

                Toast.makeText(MainActivity.this,
                        xValues[e.getXIndex()] + " is " + e.getVal() + "", Toast.LENGTH_SHORT).show();
            }

            @Override
            public void onNothingSelected() {

            }
        });

        // setting sample Data for Pie Chart
        setDataForPieChart();


    }


    public void setDataForPieChart() {
        ArrayList<Entry> yVals1 = new ArrayList<Entry>();

        for (int i = 0; i < yValues.length; i++)
            yVals1.add(new Entry(yValues[i], i));

        ArrayList<String> xVals = new ArrayList<String>();

        for (int i = 0; i < xValues.length; i++)
            xVals.add(xValues[i]);

        // create pieDataSet
        PieDataSet dataSet = new PieDataSet(yVals1, "");
        dataSet.setSliceSpace(3);
        dataSet.setSelectionShift(5);

        // adding colors
        ArrayList<Integer> colors = new ArrayList<Integer>();

        // Added My Own colors
        for (int c : MY_COLORS)
            colors.add(c);


        dataSet.setColors(colors);

        //  create pie data object and set xValues and yValues and set it to the pieChart
        PieData data = new PieData(xVals, dataSet);
        //   data.setValueFormatter(new DefaultValueFormatter());
        //   data.setValueFormatter(new PercentFormatter());

        data.setValueFormatter(new MyValueFormatter());
        data.setValueTextSize(11f);
        data.setValueTextColor(Color.WHITE);

        mChart.setData(data);

        // undo all highlights
        mChart.highlightValues(null);

        // refresh/update pie chart
        mChart.invalidate();

        // animate piechart
        mChart.animateXY(1400, 1400);


        // Legends to show on bottom of the graph
        Legend l = mChart.getLegend();
        l.setPosition(Legend.LegendPosition.BELOW_CHART_CENTER);
        l.setXEntrySpace(7);
        l.setYEntrySpace(5);
    }


    public class MyValueFormatter implements ValueFormatter {

        private DecimalFormat mFormat;

        public MyValueFormatter() {
            mFormat = new DecimalFormat("###,###,##0"); // use one decimal if needed
        }

        @Override
        public String getFormattedValue(float value, Entry entry, int dataSetIndex, ViewPortHandler viewPortHandler) {
            // write your logic here
            return mFormat.format(value) + ""; // e.g. append a dollar-sign
        }
    }





}

Screenshot
=========


























Demo
=====




BottomBar in android


I have created BottomBar example using this beautiful library.
https://github.com/roughike/BottomBar

Credits : Iiro Krankka


Step: 1
======
Add this library to your gradle file


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dependencies {
        compile 'com.roughike:bottom-bar:1.2.4'
}

Step: 2
======
Now create menu folder under res folder.

res/menu/bottombar_menu.xml

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<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android">

    <item
        android:id="@+id/nav_home"
        android:icon="@drawable/ic_home_white_24dp"
        android:title="Home" />

    <item
        android:id="@+id/nav_fav"
        android:icon="@drawable/ic_favorite_white_24dp"
        android:title="Favourites" />

    <item
        android:id="@+id/nav_gallery"
        android:icon="@drawable/ic_dashboard"
        android:title="Gallery" />

    <item
        android:id="@+id/nav_events"
        android:icon="@drawable/ic_event_note_black_24dp"
        android:title="Events" />
    <item
        android:id="@+id/nav_notifications"
        android:icon="@drawable/ic_notifications_black_24dp"
        android:title="Alerts" />


</menu>


Step: 3
======

Now create an xml layout for the activity.

activity_main.xml


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<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/myCoordinator"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fitsSystemWindows="true">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical">

        <android.support.v7.widget.Toolbar
            android:id="@+id/toolbar"
            android:layout_width="match_parent"
            android:layout_height="?attr/actionBarSize"
            android:background="?attr/colorPrimary"
            android:elevation="4dp"
            android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar"
            app:popupTheme="@style/ThemeOverlay.AppCompat.Light" />


        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="vertical">

            <TextView
                android:id="@+id/tvLabel"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:gravity="center"
                android:text=""
                android:textSize="20sp" />


        </LinearLayout>
    </LinearLayout>


</android.support.design.widget.CoordinatorLayout>



Step: 4
======
Create an activity and add the bottom bar from menu items


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package com.pratap.bottombar;


import android.os.Bundle;
import android.support.annotation.IdRes;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.widget.TextView;

import com.roughike.bottombar.BottomBar;
import com.roughike.bottombar.BottomBarBadge;
import com.roughike.bottombar.OnMenuTabClickListener;

public class MainActivity extends AppCompatActivity {
    private BottomBar mBottomBar;

    private TextView tvLabel;

    private Toolbar toolbar;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);


        tvLabel = (TextView) findViewById(R.id.tvLabel);

        mBottomBar = BottomBar.attach(this, savedInstanceState);
        mBottomBar.noNavBarGoodness();

        mBottomBar.setItemsFromMenu(R.menu.bottombar_menu, new OnMenuTabClickListener() {
            @Override
            public void onMenuTabSelected(@IdRes int menuItemId) {

                if (menuItemId == R.id.nav_home) {

                    updateTextView("Home");

                } else if (menuItemId == R.id.nav_fav) {
                    updateTextView("Favourites");

                } else if (menuItemId == R.id.nav_gallery) {
                    updateTextView("Gallery");

                } else if (menuItemId == R.id.nav_events) {
                    updateTextView("Events");

                } else if (menuItemId == R.id.nav_notifications) {
                    updateTextView("Alerts");


                }
            }

            @Override
            public void onMenuTabReSelected(@IdRes int menuItemId) {
                if (menuItemId == R.id.nav_home) {
                    // The user reselected item number one, scroll your content to top.

                }
            }
        });


        // Setting colors for different tabs when there's more than three of them.
        // You can set colors for tabs in three different ways as shown below.
        mBottomBar.mapColorForTab(0, ContextCompat.getColor(this, R.color.colorPrimaryDark));
        mBottomBar.mapColorForTab(1, ContextCompat.getColor(this, R.color.colorPrimaryDark));
        mBottomBar.mapColorForTab(2, ContextCompat.getColor(this, R.color.colorPrimaryDark));
        mBottomBar.mapColorForTab(3, ContextCompat.getColor(this, R.color.colorPrimaryDark));
        mBottomBar.mapColorForTab(4, ContextCompat.getColor(this, R.color.colorPrimaryDark));


        // Set the color for the active tab. Ignored on mobile when there are more than three tabs.
        //  mBottomBar.setActiveTabColor("#009688");


        // mBottomBar.selectTabAtPosition(1, true);

        setNotificationBadge();


    }


    private void setNotificationBadge() {

        // Make a Badge for the first tab, with red background color and a value of "13".
        BottomBarBadge unreadMessages = mBottomBar.makeBadgeForTabAt(4, "#FF0000", 10);

        // Control the badge's visibility
        unreadMessages.show();
        //     unreadMessages.hide();

        // Change the displayed count for this badge.
        unreadMessages.setCount(4);

        // Change the show / hide animation duration.
        unreadMessages.setAnimationDuration(200);

        // If you want the badge be shown always after unselecting the tab that contains it.
        unreadMessages.setAutoShowAfterUnSelection(false);
    }

    @Override
    protected void onSaveInstanceState(Bundle outState) {
        super.onSaveInstanceState(outState);

        // Necessary to restore the BottomBar's state, otherwise we would
        // lose the current tab on orientation change.
        mBottomBar.onSaveInstanceState(outState);
    }


    public void updateTextView(String text) {


        tvLabel.setText(text);
    }


}


Screenshots
=========
                                          





Source Code
=========
BottomBar

BottomBarWithFragments


Demo
=====







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