HCoop / bpt / emacs.git / blame
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1 | ;;; ob-java.el --- org-babel functions for java evaluation |
| 2 | ||
| ba318903 | 3 | ;; Copyright (C) 2011-2014 Free Software Foundation, Inc. |
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4 | |
| 5 | ;; Author: Eric Schulte | |
| 6 | ;; Keywords: literate programming, reproducible research | |
| 7 | ;; Homepage: http://orgmode.org | |
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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 <http://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) | |
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31 | |
| 32 | (defvar org-babel-tangle-lang-exts) | |
| 33 | (add-to-list 'org-babel-tangle-lang-exts '("java" . "java")) | |
| 34 | ||
| 35 | (defvar org-babel-java-command "java" | |
| 36 | "Name of the java command.") | |
| 37 | ||
| 38 | (defvar org-babel-java-compiler "javac" | |
| 39 | "Name of the java compiler.") | |
| 40 | ||
| 41 | (defun org-babel-execute:java (body params) | |
| 42 | (let* ((classname (or (cdr (assoc :classname params)) | |
| 43 | (error | |
| 44 | "Can't compile a java block without a classname"))) | |
| 45 | (packagename (file-name-directory classname)) | |
| 46 | (src-file (concat classname ".java")) | |
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47 | (cmpflag (or (cdr (assoc :cmpflag params)) "")) |
| 48 | (cmdline (or (cdr (assoc :cmdline params)) "")) | |
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49 | (full-body (org-babel-expand-body:generic body params)) |
| 50 | (compile | |
| 51 | (progn (with-temp-file src-file (insert full-body)) | |
| 52 | (org-babel-eval | |
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53 | (concat org-babel-java-compiler |
| 54 | " " cmpflag " " src-file) "")))) | |
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55 | ;; created package-name directories if missing |
| 56 | (unless (or (not packagename) (file-exists-p packagename)) | |
| 57 | (make-directory packagename 'parents)) | |
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58 | (let ((results (org-babel-eval (concat org-babel-java-command |
| 59 | " " cmdline " " classname) ""))) | |
| 60 | (org-babel-reassemble-table | |
| 61 | (org-babel-result-cond (cdr (assoc :result-params params)) | |
| 62 | (org-babel-read results) | |
| 63 | (let ((tmp-file (org-babel-temp-file "c-"))) | |
| 64 | (with-temp-file tmp-file (insert results)) | |
| 65 | (org-babel-import-elisp-from-file tmp-file))) | |
| 66 | (org-babel-pick-name | |
| 67 | (cdr (assoc :colname-names params)) (cdr (assoc :colnames params))) | |
| 68 | (org-babel-pick-name | |
| 69 | (cdr (assoc :rowname-names params)) (cdr (assoc :rownames params))))))) | |
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70 | |
| 71 | (provide 'ob-java) | |
| 72 | ||
| 5b409b39 | 73 | |
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74 | |
| 75 | ;;; ob-java.el ends here |