Could you provide the full stacktrace of your error? That might help me to
dig into the code.
Matthias
On Tue, Mar 23, 2021 at 2:33 PM Sandeep khanzode <sand...@shiftright.ai>
wrote:
> Hi Matthias,
>
> Thanks. But yes, I am comparing map with that.map … the comment is
> probably for the previous variable name.
>
> I can use String, Int, Enum, Long type keys in the Key that I send in the
> Query getKvState … but the moment I introduce a TreeMap, even though it
> contains a simple one entry String, String, it doesn’t work …
>
> Thanks,
> Sandeep
>
> On 23-Mar-2021, at 7:00 PM, Matthias Pohl <matth...@ververica.com> wrote:
>
> Hi Sandeep,
> the equals method does not compare the this.map with that.map but
> that.dimensions. ...at least in your commented out code. Might this be the
> problem?
>
> Best,
> Matthias
>
> On Tue, Mar 23, 2021 at 5:28 AM Sandeep khanzode <sand...@shiftright.ai>
> wrote:
>
>> Hi,
>>
>> I have a stream that exposes the state for Queryable State.
>>
>> I am using the key as follows:
>>
>> public class MyKey {
>> private Long first;
>> private EnumType myType;
>> private Long second;
>>
>> private TreeMap<String, String> map;
>>
>> @Override
>> public boolean equals(Object o) {
>> if (this == o) return true;
>> if (o == null || getClass() != o.getClass()) return false;
>> MyKey that = (MyKey) o;
>> boolean isEqual = first.longValue() == that.first.longValue() &&
>> myTime.name().equalsIgnoreCase(that.myTime.name()) &&
>> second.longValue() == that.second.longValue();// &&
>> // map.equals(that.dimensions);
>> return isEqual;
>> }
>>
>> @Override
>> public int hashCode() {
>> int result = first != null ? first.hashCode() : 0;
>> result = 31 * result + (myType != null ? myType.name().hashCode() :
>> 0);
>> result = 31 * result + (second != null ? second.hashCode() : 0);
>> // result = 31 * result + (map != null ? map.hashCode() : 0);
>> return result;
>> }
>>
>> }
>>
>>
>> If I only set the first three members for the key class, then the key
>> lookup works correctly.
>>
>> If I add the TreeMap, then the lookup always errors with the message; “No
>> state found for the given key/namespace”.
>>
>> What am I dong wrong with the TreeMap as a member in the Key class for
>> equals/hashcode?
>>
>> Thanks,
>> Sandeep
>>
>
