duke@1: /* ohair@554: * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved. duke@1: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. duke@1: * duke@1: * This code is free software; you can redistribute it and/or modify it duke@1: * under the terms of the GNU General Public License version 2 only, as duke@1: * published by the Free Software Foundation. duke@1: * duke@1: * This code is distributed in the hope that it will be useful, but WITHOUT duke@1: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or duke@1: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License duke@1: * version 2 for more details (a copy is included in the LICENSE file that duke@1: * accompanied this code). duke@1: * duke@1: * You should have received a copy of the GNU General Public License version duke@1: * 2 along with this work; if not, write to the Free Software Foundation, duke@1: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. duke@1: * ohair@554: * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA ohair@554: * or visit www.oracle.com if you need additional information or have any ohair@554: * questions. duke@1: */ duke@1: duke@1: /* duke@1: * @test duke@1: * @bug 6413682 duke@1: * @summary Compiler confused about implicit type args and arrays duke@1: * @author Peter von der Ah\u00e9 duke@1: */ duke@1: duke@1: import com.sun.source.tree.CompilationUnitTree; duke@1: import com.sun.source.tree.ErroneousTree; duke@1: import com.sun.source.tree.Tree; duke@1: import com.sun.source.util.JavacTask; duke@1: import com.sun.source.util.TreeScanner; duke@1: import com.sun.source.util.Trees; duke@1: import java.io.IOException; duke@1: import java.net.URI; duke@1: import java.util.Collections; duke@1: import java.util.List; duke@1: import javax.tools.Diagnostic; duke@1: import javax.tools.DiagnosticListener; duke@1: import javax.tools.JavaCompiler; duke@1: import javax.tools.JavaFileObject; duke@1: import javax.tools.SimpleJavaFileObject; duke@1: import static javax.tools.JavaFileObject.Kind.SOURCE; duke@1: import javax.tools.ToolProvider; duke@1: duke@1: public class TestPos { duke@1: duke@1: static final String errCode = "compiler.err.cannot.create.array.with.type.arguments"; duke@1: static final String expected = duke@1: String.format("%s%n%s%n", duke@1: "compiler.err.cannot.create.array.with.type.arguments @ 33", duke@1: "begin=28, end=50 : new Object[0],T,e,s,t"); duke@1: duke@1: public static void main(String... args) throws IOException { duke@1: final boolean[] sawError = { false }; duke@1: final StringBuilder log = new StringBuilder(); duke@1: class MyFileObject extends SimpleJavaFileObject { duke@1: MyFileObject() { duke@1: super(URI.create("myfo:///Test.java"), SOURCE); duke@1: } duke@1: @Override duke@1: public String getCharContent(boolean ignoreEncodingErrors) { duke@1: // 0 1 2 3 4 5 duke@1: // 0123456789012345678901234567890123456789012345678901234 duke@1: return "class Test { { Object[] o = new Object[0]; } }"; duke@1: } duke@1: } duke@1: class Scanner extends TreeScanner { duke@1: CompilationUnitTree toplevel = null; duke@1: @Override duke@1: public Void visitCompilationUnit(CompilationUnitTree node, Trees trees) { duke@1: toplevel = node; duke@1: return super.visitCompilationUnit(node, trees); duke@1: } duke@1: @Override duke@1: public Void visitErroneous(ErroneousTree node, Trees trees) { duke@1: sawError[0] = true; duke@1: long startPos = trees.getSourcePositions().getStartPosition(toplevel, node); duke@1: long endPos = trees.getSourcePositions().getEndPosition(toplevel, node); duke@1: log.append(String.format("begin=%s, end=%s : %s%n", duke@1: startPos, duke@1: endPos, duke@1: node.getErrorTrees())); duke@1: if (startPos != 28) duke@1: error("Start pos for %s is incorrect (%s)!", node, startPos); duke@1: if (endPos != 50) duke@1: error("End pos for %s is incorrect (%s)!", node, endPos); duke@1: return null; duke@1: } duke@1: } duke@1: JavaCompiler javac = ToolProvider.getSystemJavaCompiler(); duke@1: List compilationUnits = duke@1: Collections.singletonList(new MyFileObject()); duke@1: DiagnosticListener dl = new DiagnosticListener() { duke@1: public void report(Diagnostic diag) { duke@1: log.append(String.format("%s @ %s%n", diag.getCode(), diag.getPosition())); duke@1: if (!diag.getCode().equals(errCode)) duke@1: error("unexpected error"); duke@1: if (diag.getPosition() != 33) duke@1: error("Error pos for %s is incorrect (%s)!", duke@1: diag.getCode(), diag.getPosition()); duke@1: sawError[0] = true; duke@1: } duke@1: }; duke@1: JavacTask task = (JavacTask)javac.getTask(null, null, dl, null, null, duke@1: compilationUnits); duke@1: Trees trees = Trees.instance(task); duke@1: Iterable toplevels = task.parse(); duke@1: if (!sawError[0]) duke@1: error("No parse error detected"); duke@1: sawError[0] = false; duke@1: new Scanner().scan(toplevels, trees); duke@1: if (!sawError[0]) duke@1: error("No error tree detected"); duke@1: if (!log.toString().equals(expected)) duke@1: error("Unexpected log message: %n%s%n", log); duke@1: System.out.print(log); duke@1: System.out.flush(); duke@1: } duke@1: duke@1: static void error(String format, Object... args) { duke@1: throw new AssertionError(String.format(format, args)); duke@1: } duke@1: duke@1: }