source: trunk/abcl/src/org/armedbear/lisp/print-object.lisp @ 11590

Last change on this file since 11590 was 11590, checked in by astalla, 12 years ago

Merged the scripting branch, providing JSR-223 support and other new
features. JSR-233 is only built if the necessary javax.script.* classes
are found in the CLASSPATH.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 5.1 KB
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1;;; print-object.lisp
2;;;
3;;; Copyright (C) 2003-2006 Peter Graves
4;;; $Id: print-object.lisp 11590 2009-01-25 23:34:24Z astalla $
5;;;
6;;; This program is free software; you can redistribute it and/or
7;;; modify it under the terms of the GNU General Public License
8;;; as published by the Free Software Foundation; either version 2
9;;; of the License, or (at your option) any later version.
10;;;
11;;; This program is distributed in the hope that it will be useful,
12;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
13;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14;;; GNU General Public License for more details.
15;;;
16;;; You should have received a copy of the GNU General Public License
17;;; along with this program; if not, write to the Free Software
18;;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
19;;;
20;;; As a special exception, the copyright holders of this library give you
21;;; permission to link this library with independent modules to produce an
22;;; executable, regardless of the license terms of these independent
23;;; modules, and to copy and distribute the resulting executable under
24;;; terms of your choice, provided that you also meet, for each linked
25;;; independent module, the terms and conditions of the license of that
26;;; module.  An independent module is a module which is not derived from
27;;; or based on this library.  If you modify this library, you may extend
28;;; this exception to your version of the library, but you are not
29;;; obligated to do so.  If you do not wish to do so, delete this
30;;; exception statement from your version.
31
32(in-package #:system)
33
34(require 'clos)
35(require 'java)
36
37(when (autoloadp 'print-object)
38  (fmakunbound 'print-object))
39
40(defgeneric print-object (object stream))
41
42(defmethod print-object ((object t) stream)
43  (print-unreadable-object (object stream :type t :identity t)))
44
45(defmethod print-object ((object structure-object) stream)
46  (write-string (%write-to-string object) stream))
47
48(defmethod print-object ((object standard-object) stream)
49  (print-unreadable-object (object stream :identity t)
50    (format stream "~S" (class-name (class-of object))))
51  object)
52
53(defmethod print-object ((class java:java-class) stream)
54  (write-string (%write-to-string class) stream))
55
56(defmethod print-object ((class class) stream)
57  (print-unreadable-object (class stream :identity t)
58    (format stream "~S ~S"
59            (class-name (class-of class))
60            (class-name class)))
61  class)
62
63(defmethod print-object ((gf standard-generic-function) stream)
64  (print-unreadable-object (gf stream :identity t)
65    (format stream "~S ~S"
66            (class-name (class-of gf))
67            (%generic-function-name gf)))
68  gf)
69
70(defmethod print-object ((method standard-method) stream)
71  (print-unreadable-object (method stream :identity t)
72    (format stream "~S ~S~{ ~S~} ~S"
73            (class-name (class-of method))
74            (%generic-function-name
75             (%method-generic-function method))
76            (method-qualifiers method)
77            (mapcar #'(lambda (c)
78                        (if (typep c 'mop::eql-specializer)
79                            `(eql ,(mop::eql-specializer-object c))
80                          (class-name c)))
81                    (%method-specializers method))))
82  method)
83
84(defmethod print-object ((restart restart) stream)
85  (if *print-escape*
86      (print-unreadable-object (restart stream :type t :identity t)
87        (prin1 (restart-name restart) stream))
88      (restart-report restart stream)))
89
90(defmethod print-object ((c condition) stream)
91  (if *print-escape*
92      (call-next-method)
93      (if (slot-boundp c 'format-control)
94          (apply #'format stream
95                 (simple-condition-format-control c)
96                 (simple-condition-format-arguments c))
97          (call-next-method))))
98
99(defmethod print-object ((c type-error) stream)
100  (if *print-escape*
101      (call-next-method)
102      (if (slot-boundp c 'format-control)
103          (apply 'format stream
104                 (simple-condition-format-control c)
105                 (simple-condition-format-arguments c))
106          (format stream "The value ~S is not of type ~S."
107                  (type-error-datum c)
108                  (type-error-expected-type c)))))
109
110(defmethod print-object ((x undefined-function) stream)
111  (if *print-escape*
112      (call-next-method)
113      (format stream "The function ~S is undefined." (cell-error-name x))))
114
115(defmethod print-object ((x unbound-variable) stream)
116  (if *print-escape*
117      (print-unreadable-object (x stream :identity t)
118        (format stream "~S ~S"
119                (type-of x)
120                (cell-error-name x)))
121      (format stream "The variable ~S is unbound." (cell-error-name x))))
122
123(defmethod print-object ((e java:java-exception) stream)
124  (if *print-escape*
125      (print-unreadable-object (e stream :type t :identity t)
126        (format stream "~A"
127                (java:jcall (java:jmethod "java.lang.Object" "toString")
128                            (java:java-exception-cause e))))
129      (format stream "Java exception '~A'."
130              (java:jcall (java:jmethod "java.lang.Object" "toString")
131                          (java:java-exception-cause e)))))
132
133(provide 'print-object)
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