EventSummary

java.lang.Object
- org.qbroker.event.EventSummary

All Implemented Interfaces:

EventMerger
```
public class EventSummary
extends java.lang.Object
implements EventMerger
```
EventSummary implements EventMerger and merges all given events into a new event by summarizing the content of them according to the ruleset. The summary is generated by the template and the substitution operations. If Type is set to MessageSummary, it will return a TextEvent as a JMS message instead.

Author:

yannanlu@yahoo.com

Field Summary

Fields
Modifier and Type	Field and Description
`static int`	`AGGR_AVG`
`static int`	`AGGR_COUNT`
`static int`	`AGGR_FIRST`
`static int`	`AGGR_LAST`
`static int`	`AGGR_MAX`
`static int`	`AGGR_MIN`
`static int`	`AGGR_SUM`

Constructor Summary

Constructors
Constructor and Description

EventSummary(java.util.Map props)

Constructors
Constructor and Description
`EventSummary(java.util.Map props)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`close()` closeis and cleans up all the resources
`protected void`	`finalize()`
`java.lang.String`	`getName()` returns the name of the merger
`Event`	`merge(long currentTime, Event[] eventGroup)` merges the set of events into a new event

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

- Field Detail
  - AGGR_MIN
```
public static final int AGGR_MIN
```
    See Also:
    
    Constant Field Values
  - AGGR_MAX
```
public static final int AGGR_MAX
```
    See Also:
    
    Constant Field Values
  - AGGR_SUM
```
public static final int AGGR_SUM
```
    See Also:
    
    Constant Field Values
  - AGGR_AVG
```
public static final int AGGR_AVG
```
    See Also:
    
    Constant Field Values
  - AGGR_FIRST
```
public static final int AGGR_FIRST
```
    See Also:
    
    Constant Field Values
  - AGGR_LAST
```
public static final int AGGR_LAST
```
    See Also:
    
    Constant Field Values
  - AGGR_COUNT
```
public static final int AGGR_COUNT
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - EventSummary
```
public EventSummary(java.util.Map props)
```
- Method Detail
  - merge
```
public Event merge(long currentTime,
                   Event[] eventGroup)
```
    Description copied from interface: EventMerger
    
    merges the set of events into a new event
    
    Specified by:
    
    merge in interface EventMerger
  - getName
```
public java.lang.String getName()
```
    Description copied from interface: EventMerger
    
    returns the name of the merger
    
    Specified by:
    
    getName in interface EventMerger
  - close
```
public void close()
```
    Description copied from interface: EventMerger
    
    closeis and cleans up all the resources
    
    Specified by:
    
    close in interface EventMerger
  - finalize
```
protected void finalize()
```
    Overrides:
    
    finalize in class java.lang.Object

Class EventSummary

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

AGGR_MIN

AGGR_MAX

AGGR_SUM

AGGR_AVG

AGGR_FIRST

AGGR_LAST

AGGR_COUNT

Constructor Detail

EventSummary

Method Detail

merge

getName

close

finalize