Android 使用联系人id获取联系人id
我构建了以下方法,以使用从Contacts表中获取的id从RawContacts表中获取id。此方法因出现异常而失败Android 使用联系人id获取联系人id,android,contactscontract,rawcontactid,Android,Contactscontract,Rawcontactid,我构建了以下方法,以使用从Contacts表中获取的id从RawContacts表中获取id。此方法因出现异常而失败 public int getRawContactId(int contactId) { String[] projection=new String[]{ContactsContract.RawContacts._ID}; String selection=ContactsContract.RawContacts.CONTACT_ID+"=?";
public int getRawContactId(int contactId)
{
String[] projection=new String[]{ContactsContract.RawContacts._ID};
String selection=ContactsContract.RawContacts.CONTACT_ID+"=?";
String[] selectionArgs=new String[]{String.valueOf(contactId)};
Cursor c=context.getContentResolver().query(ContactsContract.RawContacts.CONTENT_URI,projection,selection,selectionArgs , null);
int rawContactId=c.getInt(c.getColumnIndex(ContactsContract.RawContacts._ID));
Log.d(TAG,"Contact Id: "+contactId+" Raw Contact Id: "+rawContactId);
return rawContactId;
}
相应的Logcat如下所示:
FATAL EXCEPTION: main
java.lang.RuntimeException: Failure delivering result ResultInfo{who=null,
request=1, result=-1, data=Intent {
dat=content://com.android.contacts/contacts/lookup/3844i21/993 flg=0x1 }} to
activity {com.example.contactbadger/com.example.contactbadger.MainActivity}:
android.database.CursorIndexOutOfBoundsException: Index -1 requested, with a
size of 1
at android.app.ActivityThread.deliverResults(ActivityThread.java:3367)
at android.app.ActivityThread.handleSendResult(ActivityThread.java:3410)
at android.app.ActivityThread.access$1100(ActivityThread.java:141)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1304)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:5103)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:525)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
at dalvik.system.NativeStart.main(Native Method)
Caused by: android.database.CursorIndexOutOfBoundsException: Index -1 requested, with a size of 1
at android.database.AbstractCursor.checkPosition(AbstractCursor.java:424)
at android.database.AbstractWindowedCursor.checkPosition(AbstractWindowedCursor.java:136)
at android.database.AbstractWindowedCursor.getInt(AbstractWindowedCursor.java:68)
at android.database.CursorWrapper.getInt(CursorWrapper.java:102)
at com.example.contactbadger.ContactUtils.getRawContactId(ContactUtils.java:171)
at com.example.contactbadger.MainActivity.getContactPhoto(MainActivity.java:65)
at com.example.contactbadger.MainActivity.onActivityResult(MainActivity.java:104)
at android.app.Activity.dispatchActivityResult(Activity.java:5322)
at android.app.ActivityThread.deliverResults(ActivityThread.java:3363)
您需要将光标移动到第一个位置。默认情况下,光标设置为-1索引,因此将其移动到需要使用的第0个位置。
所以你可以像这样修改你的代码
Cursor c = context.getContentResolver().query(ContactsContract.RawContacts.CONTENT_URI,projection,selection,selectionArgs , null);
if (c.moveToFirst()) {
int rawContactId=c.getInt(c.getColumnIndex(ContactsContract.RawContacts._ID));
}
明白了…哦…这是个业余的错误。
public static String getRawContactId(String contactId)
{
String res = "";
Uri uri = ContactsContract.RawContacts.CONTENT_URI;
String[] projection = new String[]{ContactsContract.RawContacts._ID};
String selection = ContactsContract.RawContacts.CONTACT_ID + " = ?";
String[] selectionArgs = new String[]{ contactId };
Cursor c = ContentManager.getContentResolver().query(uri, projection, selection, selectionArgs, null);
if(c != null && c.moveToFirst())
{
res = c.getString(c.getColumnIndex(ContactsContract.RawContacts._ID));
c.close();
}
return res;
}