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List the contents of the Java versions installed or cached

Source: R/java_manage.R
java_list.Rd

This function lists one of the following:

  • project - list the contents of the Java symlinked/copied in the current project or directory specified by target_dir

  • distrib - list the contents of the downloaded Java distributions cache in default location or specified by target_dir

  • installed - list the contents of the Java installations cache (unpacked distributions) in default location or specified by target_dir

Usage

java_list(
  type = c("project", "installed", "distrib"),
  output = c("data.frame", "vector"),
  quiet = TRUE,
  target_dir = NULL
)

Arguments

type

The type of cache to list: "distrib", "installed", or "project". Defaults to "project".

output

The format of the output: data.frame`` or vector“. Defaults to data.frame.

quiet

A logical value indicating whether to suppress messages. Can be TRUE or FALSE.

target_dir

The cache directory to list. Defaults to the user-specific data directory for "distrib" and "installed", and the current working directory for "project".

Value

A dataframe or character vector with the contents of the specified cache or project directory.

Examples

java_list("project")
#> ✖ No Java has been installed in the project.
java_list("installed")
#>                                                                    path
#> 1 /home/runner/.cache/R/rJavaEnv/installed/linux/x64/Corretto/native/17
#>   platform arch distribution backend version
#> 1    linux  x64     Corretto  native      17
java_list("distrib")
#> ✖ No Java distributions have been downloaded.
#> character(0)