在Android内容提供程序返回错误的联系人ID的情况下,可能是因为你的代码中存在某些问题。以下是一些可能的解决方法:
下面是一个查询联系人的示例代码:
Uri uri = ContactsContract.Contacts.CONTENT_URI;
String[] projection = {ContactsContract.Contacts._ID, ContactsContract.Contacts.DISPLAY_NAME};
String selection = null;
String[] selectionArgs = null;
String sortOrder = null;
Cursor cursor = getContentResolver().query(uri, projection, selection, selectionArgs, sortOrder);
if (cursor != null && cursor.moveToFirst()) {
do {
String contactId = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts._ID));
String displayName = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
// 处理联系人数据
} while (cursor.moveToNext());
}
if (cursor != null) {
cursor.close();
}
下面是一个检查联系人是否有电话号码的示例代码:
Uri uri = ContactsContract.Contacts.CONTENT_URI;
String[] projection = {ContactsContract.Contacts._ID, ContactsContract.Contacts.DISPLAY_NAME};
String selection = ContactsContract.Contacts.HAS_PHONE_NUMBER + " = 1";
String[] selectionArgs = null;
String sortOrder = null;
Cursor cursor = getContentResolver().query(uri, projection, selection, selectionArgs, sortOrder);
if (cursor != null && cursor.moveToFirst()) {
do {
String contactId = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts._ID));
String displayName = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
// 处理联系人数据
} while (cursor.moveToNext());
}
if (cursor != null) {
cursor.close();
}
通过检查权限、查询语句和联系人存在与否,你应该能够解决Android内容提供程序返回错误的联系人ID的问题。