| commit | author | age | ||
| 76bbd0 | 1 | ;;; ob-java.el --- Babel Functions for Java -*- lexical-binding: t; -*- |
| C | 2 | |
| 3 | ;; Copyright (C) 2011-2018 Free Software Foundation, Inc. | |
| 4 | ||
| 5 | ;; Author: Eric Schulte | |
| 6 | ;; Keywords: literate programming, reproducible research | |
| 7 | ;; Homepage: https://orgmode.org | |
| 8 | ||
| 9 | ;; This file is part of GNU Emacs. | |
| 10 | ||
| 11 | ;; GNU Emacs is free software: you can redistribute it and/or modify | |
| 12 | ;; it under the terms of the GNU General Public License as published by | |
| 13 | ;; the Free Software Foundation, either version 3 of the License, or | |
| 14 | ;; (at your option) any later version. | |
| 15 | ||
| 16 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
| 17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 19 | ;; GNU General Public License for more details. | |
| 20 | ||
| 21 | ;; You should have received a copy of the GNU General Public License | |
| 22 | ;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. | |
| 23 | ||
| 24 | ;;; Commentary: | |
| 25 | ||
| 26 | ;; Currently this only supports the external compilation and execution | |
| 27 | ;; of java code blocks (i.e., no session support). | |
| 28 | ||
| 29 | ;;; Code: | |
| 30 | (require 'ob) | |
| 31 | ||
| 32 | (defvar org-babel-tangle-lang-exts) | |
| 33 | (add-to-list 'org-babel-tangle-lang-exts '("java" . "java")) | |
| 34 | ||
| 35 | (defcustom org-babel-java-command "java" | |
| 36 | "Name of the java command. | |
| 37 | May be either a command in the path, like java | |
| 38 | or an absolute path name, like /usr/local/bin/java | |
| 39 | parameters may be used, like java -verbose" | |
| 40 | :group 'org-babel | |
| 41 | :version "24.3" | |
| 42 | :type 'string) | |
| 43 | ||
| 44 | (defcustom org-babel-java-compiler "javac" | |
| 45 | "Name of the java compiler. | |
| 46 | May be either a command in the path, like javac | |
| 47 | or an absolute path name, like /usr/local/bin/javac | |
| 48 | parameters may be used, like javac -verbose" | |
| 49 | :group 'org-babel | |
| 50 | :version "24.3" | |
| 51 | :type 'string) | |
| 52 | ||
| 53 | (defun org-babel-execute:java (body params) | |
| 54 | (let* ((classname (or (cdr (assq :classname params)) | |
| 55 | (error | |
| 56 | "Can't compile a java block without a classname"))) | |
| 57 | (packagename (file-name-directory classname)) | |
| 58 | (src-file (concat classname ".java")) | |
| 59 | (cmpflag (or (cdr (assq :cmpflag params)) "")) | |
| 60 | (cmdline (or (cdr (assq :cmdline params)) "")) | |
| 61 | (full-body (org-babel-expand-body:generic body params))) | |
| 62 | (with-temp-file src-file (insert full-body)) | |
| 63 | (org-babel-eval | |
| 64 | (concat org-babel-java-compiler " " cmpflag " " src-file) "") | |
| 65 | ;; created package-name directories if missing | |
| 66 | (unless (or (not packagename) (file-exists-p packagename)) | |
| 67 | (make-directory packagename 'parents)) | |
| 68 | (let ((results (org-babel-eval (concat org-babel-java-command | |
| 69 | " " cmdline " " classname) ""))) | |
| 70 | (org-babel-reassemble-table | |
| 71 | (org-babel-result-cond (cdr (assq :result-params params)) | |
| 72 | (org-babel-read results) | |
| 73 | (let ((tmp-file (org-babel-temp-file "c-"))) | |
| 74 | (with-temp-file tmp-file (insert results)) | |
| 75 | (org-babel-import-elisp-from-file tmp-file))) | |
| 76 | (org-babel-pick-name | |
| 77 | (cdr (assq :colname-names params)) (cdr (assq :colnames params))) | |
| 78 | (org-babel-pick-name | |
| 79 | (cdr (assq :rowname-names params)) (cdr (assq :rownames params))))))) | |
| 80 | ||
| 81 | (provide 'ob-java) | |
| 82 | ||
| 83 | ||
| 84 | ||
| 85 | ;;; ob-java.el ends here | |
