ImpressionStore 7.5.2 API

All Implemented Interfaces:

com.clevertap.android.sdk.login.ChangeUserCallback
```
public final class ImpressionStore
 implements ChangeUserCallback
                    
```
Responsible for storing impressions count for a given campaign ID. It stores impressions in the shared preferences named "WizRocket_counts_per_inapp:<<account_id>>:<<device_id>>" with keys in the format "_impression<<campaign_id>>".

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`public class`	`ImpressionStore.Companion`

Constructor Summary

Constructors
Constructor	Description
`ImpressionStore(ICTPreference ctPreference)`

Method Summary

Modifier and Type	Method	Description
`final List<Long>`	`read(String campaignId)`	Reads the impressions for a given campaign ID.
`final Unit`	`write(String campaignId, Long timestamp)`	Writes an impression for a given campaign ID.
`final Unit`	`clear(String campaignId)`	Clears the impressions for a given campaign ID.
`Unit`	`onChangeUser(String deviceId, String accountId)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ImpressionStore
```
ImpressionStore(ICTPreference ctPreference)
```
- Method Detail
  - read
```
 final List<Long> read(String campaignId)
```
    Reads the impressions for a given campaign ID.
    
    Parameters:
    
    campaignId - The campaign ID for which to read the impressions.
  - write
```
 final Unit write(String campaignId, Long timestamp)
```
    Writes an impression for a given campaign ID.
    
    Parameters:
    
    campaignId - The campaign ID for which to write the impression.
    
    timestamp - The timestamp of the impression.
  - clear
```
 final Unit clear(String campaignId)
```
    Clears the impressions for a given campaign ID.
    
    Parameters:
    
    campaignId - The campaign ID for which to clear the impressions.
  - onChangeUser
```
 Unit onChangeUser(String deviceId, String accountId)
```