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https://issues.apache.org/jira/browse/STREAMPIPES-347?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Patrick Wiener updated STREAMPIPES-347:
---------------------------------------
    Description: 
*Context*

Rename multiple events field at once.
{code:java}
{
  "time_stamp": 1234,
  "sensor_id": "sensor1",
  "sensor_measurement": 24.0
}
{code}
rename "sensor_id" -> "id", "sensor_measurement", "measurement": new event
{code:java}
{
  "time_stamp": 1234,
  "id": "sensor1",
  "measurement": 24.0
}{code}
 

*Problem*

Currently, we do have a FieldRenamer implemented using Flink wrapper, yet only 
allowing to rename one field at a time, i.e., renaming n fields requires a 
sequence of #n FieldRenamer processors. In addition, this option is unavailable 
when using lite version, i.e., standalone Java extensions.

*Solution*

Add FieldRenamer JVM processor using something like CollectionStaticProperty to 
allow arbitrary number of mappings, where a user can select a mapping property 
and add a new field name in a text field right next to it.

  was:
*Context*

Rename multiple events field at once.

 
{code:java}
{
  "time_stamp": 1234,
  "sensor_id": "sensor1",
  "sensor_measurement": 24.0
}
{code}
rename "sensor_id" -> "id", "sensor_measurement", "measurement": new event
{code:java}
{
  "time_stamp": 1234,
  "id": "sensor1",
  "measurement": 24.0
}{code}
 

*Problem*

Currently, we do have a FieldRenamer implemented using Flink wrapper, yet only 
allowing to rename one field at a time, i.e., renaming n fields requires a 
sequence of #n FieldRenamer processors. In addition, this option is unavailable 
when using lite version, i.e., standalone Java extensions.

*Solution*

Add FieldRenamer JVM processor using something like CollectionStaticProperty to 
allow arbitrary number of mappings, where a user can select a mapping property 
and add a new field name in a text field right next to it.


> Add FieldRenamer JVM processor for multiple fields
> --------------------------------------------------
>
>                 Key: STREAMPIPES-347
>                 URL: https://issues.apache.org/jira/browse/STREAMPIPES-347
>             Project: StreamPipes
>          Issue Type: New Feature
>          Components: Pipeline Elements
>            Reporter: Patrick Wiener
>            Priority: Major
>              Labels: newbie
>
> *Context*
> Rename multiple events field at once.
> {code:java}
> {
>   "time_stamp": 1234,
>   "sensor_id": "sensor1",
>   "sensor_measurement": 24.0
> }
> {code}
> rename "sensor_id" -> "id", "sensor_measurement", "measurement": new event
> {code:java}
> {
>   "time_stamp": 1234,
>   "id": "sensor1",
>   "measurement": 24.0
> }{code}
>  
> *Problem*
> Currently, we do have a FieldRenamer implemented using Flink wrapper, yet 
> only allowing to rename one field at a time, i.e., renaming n fields requires 
> a sequence of #n FieldRenamer processors. In addition, this option is 
> unavailable when using lite version, i.e., standalone Java extensions.
> *Solution*
> Add FieldRenamer JVM processor using something like CollectionStaticProperty 
> to allow arbitrary number of mappings, where a user can select a mapping 
> property and add a new field name in a text field right next to it.



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