using correct java version locally

.Rprofile

@@ -1,3 +1,25 @@
 source("renv/activate.R")
 
 if (Sys.getenv("RUSER") == "DHERSZ") source("~/.Rprofile")
+
+# rJavaEnv begin: Manage JAVA_HOME
+if (dir.exists("rjavaenv")) {
+  platform <- list.files("rjavaenv")
+  arch <- list.files(file.path("rjavaenv", platform))
+  version <- "11"
+
+  rjavaenv_cache_dir <- tools::R_user_dir("rJavaEnv", "cache")
+
+  java_home_path <- file.path(
+    rjavaenv_cache_dir,
+    "installed",
+    platform, arch, version
+  )
+
+  Sys.setenv(JAVA_HOME = java_home_path)
+  old_path <- Sys.getenv('PATH') # rJavaEnv
+  new_path <- file.path(Sys.getenv('JAVA_HOME'), 'bin') # rJavaEnv
+  Sys.setenv(PATH = paste(new_path, old_path, sep = .Platform$path.sep)) # rJavaEnv
+  rm(old_path, new_path) # rJavaEnv
+}
+# rJavaEnv end: Manage JAVA_HOME

.gitignore

@@ -24,3 +24,4 @@ site_libs/
 *.docx
 /docx_en_freeze/
 /docx_pt_freeze/
+rjavaenv/