示例图：
MainActivity.java
package com.example.mygetdata;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;
import android.Manifest;
import android.annotation.SuppressLint;
import android.content.ContentProviderOperation;
import android.content.ContentResolver;
import android.content.OperationApplicationException;
import android.content.pm.PackageManager;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.os.RemoteException;
import android.provider.ContactsContract;
import android.util.Log;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
import java.net.URI;
import java.util.ArrayList;
import java.util.List;
public class MainActivity extends AppCompatActivity {
//组件
private Button btnGet,btnAdd;
private ListView listView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
btnGet = findViewById(R.id.btn_getDate);
btnAdd = findViewById(R.id.btn_addData);
listView = findViewById(R.id.list_view);
//事件
btnGet.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
//获取联系人的方法
getContacts();
}
});
//添加联系人事件
btnAdd.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
addContacts();
}
});
//从6.0系统开始,需要动态获取权限
int permissionCheck = ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS);
if (permissionCheck != PackageManager.PERMISSION_GRANTED) {
ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.READ_CONTACTS}, 0);
}
}
//获取联系人
@SuppressLint("Range")
private void getContacts() {
//获取内容解析对象
ContentResolver contentResolver = getContentResolver();
//需要解析的uri 获取系统手机的
Uri uri = ContactsContract.CommonDataKinds.Phone.CONTENT_URI;
/**查询数据 什么条件都没设置 查询所有信息
* 得到一个游标对象
* projection 显示哪些列
* selection : 条件
*sortOrder ： 排序
*/
Cursor cursor = contentResolver.query(uri,null,null,null,null);
List<String> arrData = new ArrayList<>();
//循环遍历游标
while (cursor.moveToNext()){
//查到名字
String name= cursor.getString(cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME));
//电话号
String number = cursor.getString(cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));
// 把数据添加到 集合
arrData.add("姓名："+name+"---"+number);
}
//关闭游标资源
cursor.close();
// 适配器
ArrayAdapter<String> arrayAdapter = new ArrayAdapter<>(this,R.layout.list_data_layout,arrData);
//往容器中添加适配器
listView.setAdapter(arrayAdapter);
}
//添加联系人
private void addContacts(){
try {
//获取内容解析对象
ContentResolver contentResolver = getContentResolver();
//需要解析的uri 数据中的2个表
Uri uri = Uri.parse("content://com.android.contacts/raw_contacts");
Uri dataUri = Uri.parse("content://com.android.contacts/data");
//批量插入数据
ArrayList<ContentProviderOperation> operations = new ArrayList<>();
ContentProviderOperation cpo = ContentProviderOperation.newInsert(uri).withValue("account_name",null).build();
operations.add(cpo);
//名字
ContentProviderOperation cpo2 = ContentProviderOperation.newInsert(dataUri)
.withValueBackReference("raw_contact_id",0)
.withValue("mimetype","vnd.android.cursor.item/name")
.withValue("data2","添加测试")
.build();
operations.add(cpo2);
//电话号码
ContentProviderOperation cpo3 = ContentProviderOperation.newInsert(dataUri)
.withValueBackReference("raw_contact_id",0)
.withValue("mimetype","vnd.android.cursor.item/phone_v2")
.withValue("data1","1111111111")
.withValue("data2","2")
.build();
operations.add(cpo3);
//邮箱
ContentProviderOperation cpo4 = ContentProviderOperation.newInsert(dataUri)
.withValueBackReference("raw_contact_id",0)
.withValue("mimetype","vnd.android.cursor.item/email_v2")
.withValue("data1","1750691615@qq.com")
.withValue("data2","2")
.build();
operations.add(cpo4);
// 批量插入数据 把内容添加到手机
contentResolver.applyBatch("com.android.contacts",operations);
// 弹框
Toast.makeText(getApplicationContext(),"添加成功",Toast.LENGTH_SHORT).show();
} catch (Exception e) {
Log.e("TAG",e.getMessage());
Toast.makeText(getApplicationContext(),"添加失败"+e.getMessage(),Toast.LENGTH_SHORT).show();
}
}
//请求权限结果
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
switch (requestCode){
case 0:
if(grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED){
Toast.makeText(MainActivity.this, "联系人权限授权成功", Toast.LENGTH_SHORT).show();
//从6.0系统开始,需要动态获取权限
int permissionCheck = ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_CONTACTS);
if (permissionCheck != PackageManager.PERMISSION_GRANTED) {
ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.WRITE_CONTACTS}, 1);
}
}
break;
case 1:
if(grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED){
Toast.makeText(MainActivity.this, "写入联系人权限授权成功", Toast.LENGTH_SHORT).show();
}
break;
default:
break;
}
}
}activity_main.xml
<?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"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context=".MainActivity">
<Button
android:id="@+id/btn_getDate"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="获取联系人"
android:textSize="24sp"
/>
<ListView
android:id="@+id/list_view"
android:layout_width="match_parent"
android:layout_height="500dp"
/>
<Button
android:id="@+id/btn_addData"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="添加联系人"
android:textSize="24sp"
/>
</LinearLayout>list_data_layout.xml
<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
android:textColor="#ff00ff"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:textSize="22sp"
/>
AndroidMainifest.xml 加入 读写权限
<!-- 配置权限 读写--> <uses-permission android:name="android.permission.READ_CONTACTS"/> <uses-permission android:name="android.permission.WRITE_CONTACTS"/>
