IgnoreZeroConverter (OpenEMS Javadoc)

java.lang.Object

io.openems.edge.bridge.modbus.api.ElementToChannelConverter

io.openems.edge.goodwe.gridmeter.IgnoreZeroConverter

public class IgnoreZeroConverter extends ElementToChannelConverter

If the GoodWeGridMeter State 'HAS_NO_METER' is set, all values should be considered 'null' instead of 'zero'.

The class optionally creates a

invalid reference

ElementToChannelConverterChain

, for use-cases when additionally to the above 'zero/null' logic a scale-factor is required.

Field Summary

Fields inherited from class io.openems.edge.bridge.modbus.api.ElementToChannelConverter
DIRECT_1_TO_1, INVERT, KEEP_NEGATIVE_AND_INVERT, KEEP_POSITIVE, SCALE_FACTOR_1, SCALE_FACTOR_1_AND_KEEP_NEGATIVE_AND_INVERT, SCALE_FACTOR_1_AND_KEEP_POSITIVE, SCALE_FACTOR_2, SCALE_FACTOR_2_AND_INVERT, SCALE_FACTOR_2_AND_KEEP_NEGATIVE, SCALE_FACTOR_2_AND_KEEP_NEGATIVE_AND_INVERT, SCALE_FACTOR_2_AND_KEEP_POSITIVE, SCALE_FACTOR_3, SCALE_FACTOR_MINUS_1, SCALE_FACTOR_MINUS_2, SCALE_FACTOR_MINUS_3
Method Summary

Modifier and Type

Method

Description

static ElementToChannelConverter

from(GoodWeGridMeter parent, ElementToChannelConverter converter)

Generates an ElementToChannelConverter for the use case covered by IgnoreZeroConverter.

Methods inherited from class io.openems.edge.bridge.modbus.api.ElementToChannelConverter
ADD, chain, channelToElement, DIVIDE, elementToChannel, INVERT_IF_TRUE, MULTIPLY, SCALE_FACTOR_1_AND_INVERT_IF_TRUE, SCALE_FACTOR_2_AND_INVERT_IF_TRUE, SCALE_FACTOR_3_AND_INVERT_IF_TRUE, SCALE_FACTOR_MINUS_1_AND_INVERT_IF_TRUE, SET_NULL_FOR_DEFAULT, SET_ZERO_IF_TRUE, SUBTRACT

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

Method Details
- from
  
  public static ElementToChannelConverter from(GoodWeGridMeter parent, ElementToChannelConverter converter)
  
  Generates an ElementToChannelConverter for the use case covered by IgnoreZeroConverter.
  
  Parameters:
  
  parent - the parent component
  
  converter - an additional ElementToChannelConverter
  
  Returns:
  
  the ElementToChannelConverter