Nothing
.onLoad = function(libname, pkgname) {
.jpackage(pkgname, lib.loc = libname)
#need to check if proper Java is installed by special request of Prof Brian Ripley
jv = .jcall("java/lang/System", "S", "getProperty", "java.runtime.version")
if (substr(jv, 1L, 2L) == "1.") {
jvn = as.numeric(paste0(strsplit(jv, "[.]")[[1L]][1:2], collapse = "."))
if (jvn < 1.7){
warning("Java 7 (at minimum) is needed for this package but is does not seem to be available. This message may be in error; apologies if it is.")
}
}
assign("bartMachine_globals", new.env(), envir = parent.env(environment()))
}
.onAttach = function(libname, pkgname){
num_gigs_ram_available = .jcall(.jnew("java/lang/Runtime"), "J", "maxMemory") / 1e9
packageStartupMessage(
paste("Welcome to bartMachine v", packageVersion("bartMachine"),
"! You have ", round(num_gigs_ram_available, 2),
"GB memory available.\n\n",
"If you run out of memory, restart R, and use e.g.\n'options(java.parameters = \"-Xmx5g\")' for 5GB of RAM before you call\n'library(bartMachine)'.\n",
sep = "")
)
}
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