浅析Android手机卫士读取联系人

package com.qingguow.mobilesafe.utils;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import android.content.ContentResolver;
import android.content.Context;
import android.database.cursor;
import android.net.Uri;
/**
* 读取手机联系人
* @author taoshihan
*
*/
public class PhoneContactsUtil {
public static List<Map<String,String>> getContacts(Context context){
ContentResolver resolver=context.getContentResolver();
Uri uri=Uri.parse("content://com.android.contacts/raw_contacts");
Uri dataUri=Uri.parse("content://com.android.contacts/data");
List<Map<String,String>> contacts=new ArrayList<Map<String,String>>();
//循环联系人表
cursor cursor=resolver.query(uri,new String[]{"contact_id"},null,null);
while(cursor.moveToNext()){
String id=cursor.getString(cursor.getcolumnIndex("contact_id"));
if(id!=null){
Map<String,String> contact=new HashMap<String,String>();
//查找数据表
cursor datacursor=resolver.query(dataUri,new String[]{"data1","mimetype"},"raw_contact_id=?",new String[]{iD},null);
while(datacursor.moveToNext()){
String data1=datacursor.getString(datacursor.getcolumnIndex("data1"));
String mimetype=datacursor.getString(datacursor.getcolumnIndex("mimetype")); 
System.out.println("data1:"+data1+",mimetype:"+mimetypE);
if(mimetype.equals("vnd.android.cursor.item/name")){
contact.put("name",data1);
}else if(mimetype.equals("vnd.android.cursor.item/phone_v2")){
contact.put("phone",data1);
}
}
contacts.add(contact);
datacursor.close();
}
}
cursor.close();
return contacts;
}
}