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);
}
}