author | jjg |
Wed, 29 Oct 2014 17:25:23 -0700 | |
changeset 27319 | 030080f03e4f |
parent 27226 | 53535e4e1b08 |
child 27852 | 2e6ad0e4fe20 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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|
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/* |
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* @test |
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* @bug 7068451 |
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* @summary Regression: javac compiles fixed sources against previous, |
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* not current, version of generated sources |
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*/ |
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|
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import java.io.File; |
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import java.io.FileNotFoundException; |
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import java.io.FileWriter; |
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import java.io.IOException; |
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import java.io.Writer; |
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import java.util.Arrays; |
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import java.util.Collections; |
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import java.util.List; |
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import java.util.Set; |
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import javax.annotation.processing.AbstractProcessor; |
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import javax.annotation.processing.Filer; |
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import javax.annotation.processing.Messager; |
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import javax.annotation.processing.RoundEnvironment; |
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import javax.annotation.processing.SupportedAnnotationTypes; |
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import javax.lang.model.SourceVersion; |
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import javax.lang.model.element.TypeElement; |
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import javax.tools.Diagnostic.Kind; |
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import javax.tools.JavaCompiler; |
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import javax.tools.JavaCompiler.CompilationTask; |
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import javax.tools.StandardJavaFileManager; |
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import javax.tools.StandardLocation; |
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import javax.tools.ToolProvider; |
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|
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public class T7068451 { |
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public static void main(String[] args) throws Exception { |
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new T7068451().run(); |
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} |
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void run() throws Exception { |
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JavaCompiler compiler = ToolProvider.getSystemJavaCompiler(); |
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System.err.println("using " + compiler.getClass() + " from " + compiler.getClass().getProtectionDomain().getCodeSource()); |
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|
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File tmp = new File("tmp"); |
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tmp.mkdir(); |
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for (File f: tmp.listFiles()) |
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f.delete(); |
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|
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File input = writeFile(tmp, "X.java", "package p; class X { { p.C.first(); } }"); |
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|
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List<String> opts = Arrays.asList( |
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"-s", tmp.getPath(), |
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"-d", tmp.getPath(), |
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"-XprintRounds"); |
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|
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System.err.println(); |
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System.err.println("FIRST compilation"); |
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System.err.println(); |
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|
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try (StandardJavaFileManager fm = compiler.getStandardFileManager(null, null, null)) { |
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CompilationTask task = compiler.getTask(null, fm, null, opts, null, |
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fm.getJavaFileObjects(input)); |
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task.setProcessors(Collections.singleton(new Proc("first"))); |
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check("compilation", task.call()); |
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|
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writeFile(tmp, "X.java", "package p; class X { { p.C.second(); } }"); |
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|
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//Thread.sleep(2000); |
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|
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System.err.println(); |
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System.err.println("SECOND compilation"); |
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System.err.println(); |
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task = compiler.getTask(null, fm, null, opts, null, |
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fm.getJavaFileObjects(input)); |
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task.setProcessors(Collections.singleton(new Proc("second"))); |
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check("compilation", task.call()); |
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|
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//Thread.sleep(2000); |
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|
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System.err.println(); |
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System.err.println("SECOND compilation, REPEATED"); |
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System.err.println(); |
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|
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task = compiler.getTask(null, fm, null, opts, null, |
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fm.getJavaFileObjects(input)); |
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task.setProcessors(Collections.singleton(new Proc("second"))); |
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check("compilation", task.call()); |
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} |
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} |
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|
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void check(String msg, boolean ok) { |
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System.err.println(msg + ": " + (ok ? "ok" : "failed")); |
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if (!ok) |
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throw new AssertionError(msg); |
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} |
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|
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static File writeFile(File base, String path, String body) throws IOException { |
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File f = new File(base, path); |
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FileWriter out = new FileWriter(f); |
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out.write(body); |
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out.close(); |
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System.err.println("wrote " + path + ": " + body); |
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123 |
return f; |
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124 |
} |
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125 |
|
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126 |
@SupportedAnnotationTypes("*") |
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127 |
private static class Proc extends AbstractProcessor { |
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128 |
final String m; |
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129 |
Proc(String m) { |
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130 |
this.m = m; |
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131 |
} |
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|
132 |
|
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133 |
int count; |
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134 |
@Override public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) { |
998e642f9811
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135 |
if (roundEnv.processingOver() || count++ > 0) { |
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7068451: Regression: javac compiles fixed sources against previous, not current, version of generated sources
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136 |
return false; |
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|
137 |
} |
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diff
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|
138 |
|
998e642f9811
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139 |
Filer filer = processingEnv.getFiler(); |
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140 |
Messager messager = processingEnv.getMessager(); |
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7068451: Regression: javac compiles fixed sources against previous, not current, version of generated sources
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|
141 |
|
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|
142 |
System.err.println("running Proc"); |
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143 |
try { |
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144 |
int len = filer.getResource(StandardLocation.SOURCE_OUTPUT, "p", "C.java").getCharContent(false).length(); |
998e642f9811
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|
145 |
messager.printMessage(Kind.NOTE, "C.java: found previous content of length " + len); |
27226 | 146 |
} catch (FileNotFoundException x) { |
10461
998e642f9811
7068451: Regression: javac compiles fixed sources against previous, not current, version of generated sources
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|
147 |
messager.printMessage(Kind.NOTE, "C.java: not previously there"); |
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|
148 |
} catch (IOException x) { |
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|
149 |
messager.printMessage(Kind.ERROR, "while reading: " + x); |
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|
150 |
} |
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|
151 |
|
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|
152 |
try { |
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153 |
String body = "package p; public class C { public static void " + m + "() {} }"; |
998e642f9811
7068451: Regression: javac compiles fixed sources against previous, not current, version of generated sources
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|
154 |
Writer w = filer.createSourceFile("p.C").openWriter(); |
998e642f9811
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|
155 |
w.write(body); |
998e642f9811
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|
156 |
w.close(); |
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|
157 |
messager.printMessage(Kind.NOTE, "C.java: wrote new content: " + body); |
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|
158 |
} catch (IOException x) { |
998e642f9811
7068451: Regression: javac compiles fixed sources against previous, not current, version of generated sources
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|
159 |
messager.printMessage(Kind.ERROR, "while writing: " + x); |
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|
160 |
} |
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|
161 |
|
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|
162 |
return true; |
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diff
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|
163 |
} |
998e642f9811
7068451: Regression: javac compiles fixed sources against previous, not current, version of generated sources
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diff
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|
164 |
|
998e642f9811
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|
165 |
@Override |
998e642f9811
7068451: Regression: javac compiles fixed sources against previous, not current, version of generated sources
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|
166 |
public SourceVersion getSupportedSourceVersion() { |
998e642f9811
7068451: Regression: javac compiles fixed sources against previous, not current, version of generated sources
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diff
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|
167 |
return SourceVersion.latest(); |
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parents:
diff
changeset
|
168 |
} |
998e642f9811
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jjg
parents:
diff
changeset
|
169 |
} |
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7068451: Regression: javac compiles fixed sources against previous, not current, version of generated sources
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diff
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|
170 |
} |
998e642f9811
7068451: Regression: javac compiles fixed sources against previous, not current, version of generated sources
jjg
parents:
diff
changeset
|
171 |