AppendCollector (Storm 2.7.1 API)

java.lang.Object
- org.apache.storm.trident.planner.processor.AppendCollector

All Implemented Interfaces:: TridentCollector

public class AppendCollector
extends Object
implements TridentCollector

Constructor Summary

Constructors
Constructor Description

AppendCollector(TridentContext context)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`emit(List<Object> values)`	Emits a tuple to a Stream.
`void`	`flush()`	Flush any buffered tuples (when batching is enabled).
`TridentTuple.Factory`	`getOutputFactory()`
`void`	`reportError(Throwable t)`	Reports an error.
`void`	`setContext(ProcessorContext pc, TridentTuple t)`

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

- Constructor Detail
  - AppendCollector
```
public AppendCollector(TridentContext context)
```
- Method Detail
  - setContext
```
public void setContext(ProcessorContext pc,
                       TridentTuple t)
```
  - emit
```
public void emit(List<Object> values)
```
    Description copied from interface: TridentCollector
    
    Emits a tuple to a Stream.
    
    Specified by:
    
    emit in interface TridentCollector
    
    Parameters:
    
    values - a list of values of which the tuple will be composed
  - flush
```
public void flush()
```
    Description copied from interface: TridentCollector
    
    Flush any buffered tuples (when batching is enabled).
    
    Specified by:
    
    flush in interface TridentCollector
  - reportError
```
public void reportError(Throwable t)
```
    Description copied from interface: TridentCollector
    
    Reports an error. The corresponding stack trace will be visible in the Storm UI.
    Note that calling this method does not alter the processing of a batch. To explicitly fail a batch and trigger a replay, components should throw FailedException.
    
    Specified by:
    
    reportError in interface TridentCollector
    
    Parameters:
    
    t - The instance of the error (Throwable) being reported.
  - getOutputFactory
```
public TridentTuple.Factory getOutputFactory()
```