Package io.openems.shared.influxdb

Class DbDataUtils

java.lang.Object

io.openems.shared.influxdb.DbDataUtils

public final class DbDataUtils
extends Object

Method Summary

Modifier and Type	Method	Description
static SortedMap<ZonedDateTime,SortedMap<ChannelAddress,com.google.gson.JsonElement>>	calculateLastMinusFirst(SortedMap<ZonedDateTime,SortedMap<ChannelAddress,com.google.gson.JsonElement>> data, ZonedDateTime fromDate)	Calculates the difference of the every values based on the last valid value and drops all values which are before the fromDate.
static SortedMap<ZonedDateTime,SortedMap<ChannelAddress,com.google.gson.JsonElement>>	normalizeTable(SortedMap<ZonedDateTime,SortedMap<ChannelAddress,com.google.gson.JsonElement>> table, Set<ChannelAddress> channels, Resolution resolution, ZonedDateTime fromDate, ZonedDateTime toDate)	Normalizes the given table by adding null values for missing time stamps.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

normalizeTable

public static SortedMap<ZonedDateTime,SortedMap<ChannelAddress,com.google.gson.JsonElement>> normalizeTable(SortedMap<ZonedDateTime,SortedMap<ChannelAddress,com.google.gson.JsonElement>> table,
 Set<ChannelAddress> channels,
 Resolution resolution,
 ZonedDateTime fromDate,
 ZonedDateTime toDate)

Normalizes the given table by adding null values for missing time stamps.

Parameters:

table - the data

channels - the channels

resolution - the resolution

fromDate - the starting date

toDate - the end date

Returns:

the normalized table

calculateLastMinusFirst

public static SortedMap<ZonedDateTime,SortedMap<ChannelAddress,com.google.gson.JsonElement>> calculateLastMinusFirst(SortedMap<ZonedDateTime,SortedMap<ChannelAddress,com.google.gson.JsonElement>> data,
 ZonedDateTime fromDate)

Calculates the difference of the every values based on the last valid value and drops all values which are before the fromDate.

Parameters:

data - the data

fromDate - the starting date

Returns:

the differences of the values