Android ContentProvider实现手机联系人读取和插入

package com.example.contentprovider;
 
import android.net.Uri;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.provider.ContactsContract.CommonDataKinds;
import android.provider.ContactsContract.CommonDataKinds.Email;
import android.provider.ContactsContract.CommonDataKinds.Phone;
import android.provider.ContactsContract.CommonDataKinds.StructuredName;
import android.provider.ContactsContract.Contacts;
import android.provider.ContactsContract.Data;
import android.provider.ContactsContract.RawContacts;
import android.app.Activity;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.database.Cursor;
import android.util.Log;
import android.view.Menu;
 
public class MainActivity extends Activity {
 
 @Override
 protected void onCreate(Bundle savedInstanceState) {
 super.onCreate(savedInstanceState);
 setContentView(R.layout.activity_main);
 
 /*插入*/
 insert();
 /*查询*/
 select();
 }
 
 
 /*查询*/
 private void select() {
 ContentResolver cr=getContentResolver();
 /*第一个参数为Uri，第二个参数为查询哪些列，第三个参数为查询条件,第五个参数为排序方式*/
 /*查询id和姓名*/
 Cursor c=cr.query(Contacts.CONTENT_URI,new String[]{Contacts._ID,Contacts.DISPLAY_NAME},null,null,null);
 if(c!=null){
 while(c.moveToNext()){
 int id=c.getInt(c.getColumnIndex("_ID"));
 String name=c.getString(c.getColumnIndex("DISPLAY_NAME"));
 Log.i("MainActivity","_ID "+id);
 Log.i("MainActivity","DISPLAY_NAME "+name);
 /*根据id查询联系人的电话号码*/
 Cursor everyName=cr.query(Phone.CONTENT_URI,new String[]{Phone.NUMBER,Phone.TYPE},Phone.CONTACT_ID+"="+id,null,null);
 if(everyName!=null){
  while(everyName.moveToNext()){
  /*查询电话号码类型，type为0表示座机电话，type为1表示移动电话*/
  int type=everyName.getInt(everyName.getColumnIndex(Phone.TYPE));
  if(type==Phone.TYPE_HOME){
  Log.i("MainActivity","座机电话"+everyName.getString(everyName.getColumnIndex(Phone.NUMBER)));
  }else if(type==Phone.TYPE_MOBILE){
  Log.i("MainActivity","移动电话"+everyName.getString(everyName.getColumnIndex(Phone.NUMBER)));
  }
  }
  everyName.close();
 }
 /*根据id查询联系人的邮箱地址*/
 Cursor everyEmail=cr.query(Email.CONTENT_URI,new String[]{Email.DATA,Email.TYPE},Email.CONTACT_ID+"="+id,null,null);
 if(everyEmail!=null){
  while(everyEmail.moveToNext()){
  int type=everyEmail.getInt(everyEmail.getColumnIndex(Email.TYPE));
  if(type==Email.TYPE_WORK){
  Log.i("MainActivity","工作邮箱"+everyEmail.getString(everyEmail.getColumnIndex(Email.DATA)));
  }
  }
  everyEmail.close();
 }
 }
 c.close();
 } 
 }
 
 /*插入*/
 private void insert() {
 ContentResolver cr=getContentResolver();
 /*向联系人中插入一行数据*/
 ContentValues values=new ContentValues();
 Uri uri=cr.insert(RawContacts.CONTENT_URI, values);
 Long raw_contact_id=ContentUris.parseId(uri);
 values.clear();
 //插入姓名
 values.put(StructuredName.RAW_CONTACT_ID,raw_contact_id);
 values.put(StructuredName.DISPLAY_NAME,"张三");
 values.put(StructuredName.MIMETYPE,StructuredName.CONTENT_ITEM_TYPE);
 uri=cr.insert(Data.CONTENT_URI,values);
 //插入电话信息
 values.clear();
 values.put(Phone.RAW_CONTACT_ID,raw_contact_id);
 values.put(Phone.NUMBER,"13333333333");//添加号码
 values.put(Phone.MIMETYPE,Phone.CONTENT_ITEM_TYPE);
 values.put(Phone.TYPE,Phone.TYPE_MOBILE);//添加号码类型
 uri=cr.insert(Data.CONTENT_URI, values);
 }
 
}