01: /* Copyright (C) 2004 - 2007 db4objects Inc. http://www.db4o.com
02:
03: This file is part of the db4o open source object database.
04:
05: db4o is free software; you can redistribute it and/or modify it under
06: the terms of version 2 of the GNU General Public License as published
07: by the Free Software Foundation and as clarified by db4objects' GPL
08: interpretation policy, available at
09: http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
10: Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
11: Suite 350, San Mateo, CA 94403, USA.
12:
13: db4o is distributed in the hope that it will be useful, but WITHOUT ANY
14: WARRANTY; without even the implied warranty of MERCHANTABILITY or
15: FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16: for more details.
17:
18: You should have received a copy of the GNU General Public License along
19: with this program; if not, write to the Free Software Foundation, Inc.,
20: 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21: package db4ounit;
22:
23: import java.io.*;
24: import java.lang.reflect.*;
25:
26: /**
27: * @sharpen.ignore
28: */
29: public class TestPlatform {
30:
31: public static String NEWLINE = System.getProperty("line.separator");
32:
33: public static Throwable getExceptionCause(Throwable e) {
34: try {
35: Method method = e.getClass().getMethod("getCause",
36: new Class[0]);
37: return (Throwable) method.invoke(e, new Object[0]);
38: } catch (Exception exc) {
39: return null;
40: }
41: }
42:
43: public static void printStackTrace(Writer writer, Throwable t) {
44: java.io.PrintWriter printWriter = new java.io.PrintWriter(
45: writer);
46: t.printStackTrace(printWriter);
47: printWriter.flush();
48: }
49:
50: public static void printStackTrace(Throwable t) {
51: printStackTrace(getStdErr(), t);
52: }
53:
54: public static Writer getStdOut() {
55: return new PrintWriter(System.out);
56: }
57:
58: public static Writer getStdErr() {
59: return new PrintWriter(System.err);
60: }
61:
62: public static boolean isStatic(Method method) {
63: return Modifier.isStatic(method.getModifiers());
64: }
65:
66: public static boolean isPublic(Method method) {
67: return Modifier.isPublic(method.getModifiers());
68: }
69:
70: public static boolean hasParameters(Method method) {
71: return method.getParameterTypes().length > 0;
72: }
73:
74: public static void emitWarning(String warning) {
75: System.err.println(warning);
76: }
77:
78: public static Writer openTextFile(String fname) throws IOException {
79: return new java.io.FileWriter(fname);
80: }
81: }
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