1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/tools/javac/tree/MakeQualIdent.java Fri Sep 20 16:33:35 2013 +0200 1.3 @@ -0,0 +1,77 @@ 1.4 +/* 1.5 + * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.23 + * or visit www.oracle.com if you need additional information or have any 1.24 + * questions. 1.25 + */ 1.26 + 1.27 +/* 1.28 + * @test 1.29 + * @bug 8023835 1.30 + * @summary Verify that TreeMaker.QualIdent(Symbol) field access cascade ends with 1.31 + * the top-level package (when no toplevel is set in TreeMaker) 1.32 + * @run main MakeQualIdent 1.33 + */ 1.34 + 1.35 +import com.sun.source.tree.IdentifierTree; 1.36 +import com.sun.source.tree.MemberSelectTree; 1.37 +import com.sun.source.tree.Tree; 1.38 +import com.sun.source.util.JavacTask; 1.39 +import com.sun.source.util.TreeScanner; 1.40 +import com.sun.tools.javac.api.JavacTaskImpl; 1.41 +import com.sun.tools.javac.api.JavacTool; 1.42 +import com.sun.tools.javac.code.Symtab; 1.43 +import com.sun.tools.javac.tree.TreeMaker; 1.44 +import com.sun.tools.javac.util.Context; 1.45 +import java.util.ArrayList; 1.46 + 1.47 +public class MakeQualIdent { 1.48 + public static void main(String... args) throws Exception { 1.49 + JavacTool tool = JavacTool.create(); 1.50 + JavacTask task = tool.getTask(null, null, null, new ArrayList<String>(), null, null); 1.51 + Context ctx = ((JavacTaskImpl)task).getContext(); 1.52 + TreeMaker treeMaker = TreeMaker.instance(ctx); 1.53 + Symtab syms = Symtab.instance(ctx); 1.54 + 1.55 + String stringTree = printTree(treeMaker.QualIdent(syms.stringType.tsym)); 1.56 + 1.57 + if (!"java.lang.String".equals(stringTree)) { 1.58 + throw new IllegalStateException(stringTree); 1.59 + } 1.60 + } 1.61 + 1.62 + private static String printTree(Tree tree) { 1.63 + final StringBuilder result = new StringBuilder(); 1.64 + 1.65 + new TreeScanner<Void, Void>() { 1.66 + @Override public Void visitIdentifier(IdentifierTree node, Void p) { 1.67 + result.append(node.getName()); 1.68 + return super.visitIdentifier(node, p); 1.69 + } 1.70 + @Override public Void visitMemberSelect(MemberSelectTree node, Void p) { 1.71 + scan(node.getExpression(), null); 1.72 + result.append("."); 1.73 + result.append(node.getIdentifier()); 1.74 + return null; 1.75 + } 1.76 + }.scan(tree, null); 1.77 + 1.78 + return result.toString(); 1.79 + } 1.80 +}