RJDemetra3 offers several functions to interact with JDemetra+ v3.0 workspaces. Seasonal adjustment with X-12ARIMA can be done with the package rjd3x13 and with TRAMO-SEATS with the package rjd3tramoseats.
RJDemetra3 relies on the rJava package and Java SE 17 or later version is required.
# Install development version from GitHub
# install.packages("remotes")
remotes::install_github("rjdemetra/rjd3toolkit")
remotes::install_github("rjdemetra/rjd3x13")
remotes::install_github("rjdemetra/rjd3tramoseats")
remotes::install_github("rjdemetra/rjd3providers")
remotes::install_github("rjdemetra/rjdemetra3")RJDemetra3 relies on the rJava package and Java SE 17 or later version is required.
library(rjdemetra3)
dir <- tempdir()
y <- rjd3toolkit::ABS$X0.2.09.10.M
jws <- .jws_new()
jsap1 <- .jws_sap_new(jws, "sa1")
add_sa_item(jsap1, name = "x13", x = rjd3x13::x13(y))
add_sa_item(jsap1, name = "tramo", x = rjd3tramoseats::tramoseats(y))
save_workspace(jws, file.path(dir, "wk.xml"))
jws <- .jws_load(file = file.path(dir, "wk.xml"))
.jws_compute(jws) # to compute the models
jsap1 <- .jws_sap(jws, idx = 1) # first SAProcessing
jsa1 <- .jsap_sa(jsap1, idx = 1) # first SAItem
.jsa_name(jsa1)
#> [1] "x13"
mod1 <- .jsa_read(jsa1)