StorageQueueHandler.QueueItem (adams-pom 24.9.0-SNAPSHOT API)

java.lang.Object
- adams.flow.control.StorageQueueHandler.QueueItem

All Implemented Interfaces:

Serializable

Enclosing class:

StorageQueueHandler
```
public static class StorageQueueHandler.QueueItem
extends Object
implements Serializable
```
Container for queueing objects.

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type Field Description

Object payload
the payload for the queue.

long retrievalAt
the timestamp when the object can be retrieved (walltime in msec).

Constructor Summary

Constructors
Constructor	Description
`QueueItem(Object obj)`	Initializes the item with no retrieval timestamp.
`QueueItem(Object obj, long timestamp)`	Initializes the item with the specified retrieval timestamp.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

boolean canRetrieve()
Checks whether the item can be retrieved based on its retrieval timestamp.
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - payload
```
public Object payload
```
    the payload for the queue.
  - retrievalAt
```
public long retrievalAt
```
    the timestamp when the object can be retrieved (walltime in msec).
- Constructor Detail
  - QueueItem
```
public QueueItem(Object obj)
```
    Initializes the item with no retrieval timestamp.
    
    Parameters:
    
    obj - the payload
  - QueueItem
```
public QueueItem(Object obj,
                 long timestamp)
```
    Initializes the item with the specified retrieval timestamp.
    
    Parameters:
    
    obj - the payload
    
    timestamp - the retrieval timestamp (walltime in msec)
- Method Detail
  - canRetrieve
```
public boolean canRetrieve()
```
    Checks whether the item can be retrieved based on its retrieval timestamp.
    
    Returns:
    
    true if retrieval is possible