/*
* Copyright ( c ) 2010 , 2015 , 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 .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
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*/
/*
* @ test
* @ bug 6956462
* @ summary AssertionError exception throws in the Compiler Tree API in JDK 7 .
*
* @ modules jdk . compiler
* @ build TestClass T6956462
* @ run main T6956462
*/
import java.io.*;
import java.net.URISyntaxException;
import java.util.*;
import javax.tools.*;
import javax.tools.JavaCompiler.CompilationTask;
import com.sun.source.tree.*;
import com.sun.source.util.*;
public class T6956462 {
public static void main(String[] args) throws Exception {
JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
if (compiler == null ) {
throw new RuntimeException("can't get javax.tools.JavaCompiler!" );
}
try (StandardJavaFileManager fm = compiler.getStandardFileManager(null , null , null )) {
List<File> files = new ArrayList<File>();
files.add(new File(T6956462.class .getResource("TestClass.java" ).toURI()));
final CompilationTask task = compiler.getTask(null , fm, null ,
null , null , fm.getJavaFileObjectsFromFiles(files));
JavacTask javacTask = (JavacTask) task;
for (CompilationUnitTree cu : javacTask.parse()) {
cu.accept(new MyVisitor(javacTask), null );
}
}
}
private static class MyVisitor extends SimpleTreeVisitor<Tree, Void > {
private final Trees trees;
private CompilationUnitTree file;
private MyVisitor(JavacTask javac) {
this .trees = Trees.instance(javac);
}
@Override
public Tree visitCompilationUnit(CompilationUnitTree file, Void v) {
this .file = file;
for (Tree typeDecl : file.getTypeDecls()) {
typeDecl.accept(this , v);
}
return null ;
}
@Override
public Tree visitImport(ImportTree imp, Void v) {
return null ;
}
@Override
public Tree visitMethodInvocation(MethodInvocationTree invoke, Void v) {
invoke.getMethodSelect().accept(this , v);
return null ;
}
@Override
public Tree visitBlock(BlockTree block, Void v) {
for (StatementTree stat : block.getStatements()) {
stat.accept(this , v);
}
return null ;
}
@Override
public Tree visitClass(ClassTree clazz, Void v) {
for (Tree member : clazz.getMembers()) {
member.accept(this , v);
}
return null ;
}
@Override
public Tree visitIdentifier(IdentifierTree ident, Void v) {
trees.getScope(trees.getPath(file, ident));
return null ;
}
@Override
public Tree visitMethod(MethodTree method, Void v) {
method.getBody().accept(this , v);
return null ;
}
@Override
public Tree visitMemberSelect(MemberSelectTree select, Void v) {
select.getExpression().accept(this , v);
return null ;
}
@Override
public Tree visitVariable(VariableTree var , Void v) {
var .getInitializer().accept(this , v);
return null ;
}
}
}
Messung V0.5 in Prozent C=91 H=97 G=93
¤ Dauer der Verarbeitung: 0.3 Sekunden
¤
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