/*
* Copyright ( c ) 2014 , 2018 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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*/
/*
* @ test
* @ bug 4910483 8183961
* @ summary Javadoc renders the string " . * \ \ . pdf " as " . \ * \ . pdf "
* @ modules jdk . compiler / com . sun . tools . javac . file
* jdk . compiler / com . sun . tools . javac . main
* jdk . compiler / com . sun . tools . javac . tree
* jdk . compiler / com . sun . tools . javac . util
* @ run main T4910483
*/
import java.io.File;
import com.sun.tools.javac.main.JavaCompiler;
import com.sun.tools.javac.file.JavacFileManager;
import com.sun.tools.javac.tree.JCTree;
import com.sun.tools.javac.util.Context;
import javax.tools.JavaFileObject;
// Test the original issue ("\\") as well as other appearances of '\',
// including a vanilla Unicode escape (U+0021, '!'), and a sequence
// which is not a Unicode escape
/**Test comment abc*\\def\
*xyz\u0021\\u0021*/
public class T4910483 {
public static void main(String... args) {
JavaCompiler compiler = JavaCompiler.instance(new Context());
compiler.keepComments = true ;
String testSrc = System.getProperty("test.src" );
JavacFileManager fm = new JavacFileManager(new Context(), false , null );
JavaFileObject f = fm.getJavaFileObject(testSrc + File.separatorChar + "T4910483.java" );
JCTree.JCCompilationUnit cu = compiler.parse(f);
JCTree classDef = cu.getTypeDecls().head;
String commentText = cu.docComments.getCommentText(classDef);
String expected = "Test comment abc*\\\\def\\\nxyz!\\\\u0021" ; // 4 '\' escapes to 2 in a string literal
if (!expected.equals(commentText)) {
throw new AssertionError("Incorrect comment text: [" + commentText + "], expected [" + expected + "]" );
}
}
}
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¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-06-10)
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