Android(安卓)获取Sim卡联系人

package com.dascom.ssmn.util;import android.app.Activity;import android.database.Cursor;import android.net.Uri;import android.provider.ContactsContract.CommonDataKinds.Phone;import android.provider.ContactsContract.CommonDataKinds.Photo;public class SimUtil {    private static final String[] PHONES_PROJECTION = new String[] {Phone.DISPLAY_NAME, Phone.NUMBER, Photo.PHOTO_ID,Phone.CONTACT_ID };      /**联系人显示名称**/      private static final int PHONES_DISPLAY_NAME_INDEX = 0;            /**电话号码**/      private static final int PHONES_NUMBER_INDEX = 1;            /**头像ID**/      private static final int PHONES_PHOTO_ID_INDEX = 2;           /**联系人的ID**/      private static final int PHONES_CONTACT_ID_INDEX = 3;       public static String getCalllogPhoneName(Activity activity, String phoneNum) {String contactName = phoneNum;//获取sim卡联系人          Uri uri = Uri.parse("content://icc/adn");                  Cursor phoneCursor = activity.getContentResolver().query(uri, PHONES_PROJECTION, null, null, null);if (phoneCursor != null) {while (phoneCursor.moveToNext()) {// 得到手机号码          String phoneNumber = phoneCursor.getString(PHONES_NUMBER_INDEX);          // 当手机号码为空的或者为空字段 跳过当前循环          if (phoneNumber == null || "".equals(phoneNumber)) {        continue;         } else if (phoneNumber.equals(phoneNum)) {        // 得到联系人名称          contactName = phoneCursor.getString(PHONES_DISPLAY_NAME_INDEX);          break;        }        }}phoneCursor.close();return contactName;}}
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