Mon, 14 Feb 2011 14:27:47 -0800
7008433: Minor copyright changes
Reviewed-by: jjg
Contributed-by: kelly.ohair@oracle.com
1 /*
2 * Copyright (c) 2006, 2007, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
24 import java.io.*;
25 import javax.annotation.processing.*;
26 import javax.lang.model.element.*;
27 import javax.lang.model.type.*;
28 import javax.lang.model.util.*;
29 import static javax.tools.Diagnostic.Kind.*;
31 import java.util.Set;
33 @SupportedAnnotationTypes({"*"})
34 public class HelloWorldAP extends AbstractProcessor {
35 Messager msgr = null;
36 Filer filer = null;
37 boolean DONE=false;
39 @Override
40 public void init(ProcessingEnvironment penv) {
41 processingEnv = penv;
42 msgr=penv.getMessager();
43 filer=penv.getFiler();
44 }
46 public boolean process(Set<? extends TypeElement> tes, RoundEnvironment renv ) {
47 boolean ret = true;
48 if(!renv.processingOver() && !DONE) {
49 msgr.printMessage(NOTE, "running process to create HelloWorld.");
50 try {
51 Writer pw = filer.createSourceFile("HelloWorld").openWriter();
52 pw.write("public class HelloWorld {\n");
53 pw.write(" public static void main (String argv[]) {\n");
54 pw.write(" System.out.println(\"Hello apt world.\");\n");
55 pw.write(" }\n");
56 pw.write("}\n");
57 pw.flush();
58 pw.close();
60 OutputStream os = filer.createClassFile("HelloWorldAP").openOutputStream();
61 // the easiest way to create a class file is to copy another one
62 InputStream is = getClass().getResourceAsStream("HelloWorldAP.class");
63 copy(is, os);
64 is.close();
65 os.flush();
66 os.close();
67 DONE=true;
68 }
69 catch (IOException ioe) {
70 msgr.printMessage(ERROR, ioe.getMessage());
71 ret = false;
72 }
73 catch (Exception e) {
74 msgr.printMessage(ERROR, e.getMessage());
75 ret = false;
76 }
77 }
78 return ret;
79 }
81 void copy(InputStream is, OutputStream os) throws IOException {
82 byte[] buf = new byte[8192];
83 int n;
84 while ((n = is.read(buf, 0, buf.length)) > 0)
85 os.write(buf, 0, n);
86 }
87 }