TestGetResource.java revision 1465:b52a38d4536c 
1/*
2 * Copyright (c) 2006, 2010, 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 */
23
24/*
25 * @test
26 * @bug 6380018 6449798
27 * @summary Test Filer.getResource
28 * @author  Joseph D. Darcy
29 * @library /tools/javac/lib
30 * @build  JavacTestingAbstractProcessor TestGetResource
31 * @compile -processor TestGetResource -proc:only -Aphase=write TestGetResource.java
32 * @compile -processor TestGetResource -proc:only -Aphase=read  TestGetResource.java
33 */
34
35import java.util.Set;
36import java.util.Map;
37import javax.annotation.processing.*;
38import javax.lang.model.SourceVersion;
39import static javax.lang.model.SourceVersion.*;
40import javax.lang.model.element.*;
41import javax.lang.model.util.*;
42import static javax.lang.model.util.ElementFilter.*;
43import static javax.tools.Diagnostic.Kind.*;
44import static javax.tools.StandardLocation.*;
45import java.io.IOException;
46import java.io.PrintWriter;
47
48/**
49 * Test basic functionality of the Filer.getResource method.  On the
50 * first run of the annotation processor, write out a resource file
51 * and on the second run read it in.
52 */
53@SupportedOptions("phase")
54public class TestGetResource extends JavacTestingAbstractProcessor {
55    private static String CONTENTS = "Hello World.";
56    private static String PKG = "";
57    private static String RESOURCE_NAME = "Resource1";
58
59    public boolean process(Set<? extends TypeElement> annotations,
60                           RoundEnvironment roundEnv) {
61        try {
62            if (!roundEnv.processingOver()) {
63                String phase = options.get("phase");
64
65                if (phase.equals("write")) {
66                    PrintWriter pw =
67                        new PrintWriter(filer.createResource(CLASS_OUTPUT, PKG, RESOURCE_NAME).openWriter());
68                    pw.print(CONTENTS);
69                    pw.close();
70                } else if (phase.equals("read")) {
71                    String contents = filer.getResource(CLASS_OUTPUT,
72                                                       PKG,
73                                                       RESOURCE_NAME).getCharContent(false).toString();
74                    if (!contents.equals(CONTENTS))
75                        throw new RuntimeException("Expected \n\t" + CONTENTS +
76                                                   "\nbut instead got \n\t" +
77                                                   contents);
78                    // Now try to open the file for writing
79                    filer.createResource(CLASS_OUTPUT,
80                                         PKG,
81                                         RESOURCE_NAME);
82                } else {
83                    throw new RuntimeException("Unexpected phase: " + phase);
84                }
85            }
86        } catch(IOException ioe) {
87            throw new RuntimeException(ioe);
88        }
89        return false;
90    }
91}
92