SMS Android development Daquan

package com.lidaochen.test;

import android.content.Intent;
import android.os.Bundle;
import android.provider.Telephony;
import android.support.annotation.Nullable;
import android.support.v7.app.AppCompatActivity;
import android.telephony.SmsManager;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.ListView;

import java.util.ArrayList;

public class MainActivity extends{AppCompatActivity 
    String [] Objects = { "Today's very gentle wind, flowers Xiangpiao Miles today; today's birds very happy, today's cloud full of smile; today thing extremely well, people today children so sweet. All the United States ... " ,
             " girl, life is your own, you cry it you cry, you laugh it you laugh. blink of an eye, another year, your birthday is coming this year or ultimately, I bless you, I could not resist ... " ,
             " the world's most beautiful voices, the cries of my mother; the world's most warm smile, a warm smile mother mothers, forgive birthday. I can not stay on your side, in this day, I ... " ,
             " today is your birthday, I wish you: rich momentum as full speed, by leaps and bounds; the pace of development as the surging river, unstoppable; good will happen springing up, flock without a break; send blessings such as race ... " }; 
    @Override 
    protected  void the onCreate (Bundle savedInstanceState) {
         Super .onCreate (savedInstanceState); 
        setContentView (R.layout.activity_main); 
        // find ListView control 
        ListView lv =(The ListView) the findViewById (R.id.lv);
         // setting data 
        the ArrayAdapter <String> Adapter = new new the ArrayAdapter <String> ( the this , R.layout.item, Objects);
         // set the data adapter 
        lv.setAdapter (adapter) ;
         // to set the ListView click event 
        lv.setOnItemClickListener ( new new AdapterView.OnItemClickListener () { 
            @Override 
            public  void onItemClick (AdapterView parent, View View, <?> int position, Long the above mentioned id) {
                 // retrieve data entry click 
                String content = Objects [position];
                // Go to page messages sent 
                the Intent Intent = new new the Intent ();
                 // Set Action 
                intent.setAction ( "android.intent.action.SEND" );
                 // set category 
                intent.addCategory ( "android.intent.category .DEFAULT " );
                 // set the Type 
                intent.setType (" text / Plain " );
                 // pass data 
                intent.putExtra (" SMS_BODY " , Content);
                 // jump to the page messages transmitted 
                startActivity (Intent); 
            } 
        });  
    }
}

item.xml

<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:textAppearance="?android:attr/textAppearance"
    android:id="@+id/tv1"
    android:text="Hello World!">
</TextView>