diff -r 099891b1d86f -r 3425f886b641 langtools/test/tools/javac/linenumbers/ConditionalLineNumberTest.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/langtools/test/tools/javac/linenumbers/ConditionalLineNumberTest.java Thu Mar 06 13:50:12 2014 -0500 @@ -0,0 +1,80 @@ +/* + * Copyright (c) 2014, 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 + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +/* + * @test + * @bug 8034091 + * @summary Add LineNumberTable attributes for conditional operator (?:) split across several lines. + */ + +import com.sun.tools.classfile.ClassFile; +import com.sun.tools.classfile.ConstantPoolException; +import com.sun.tools.classfile.Method; +import com.sun.tools.classfile.Attribute; +import com.sun.tools.classfile.Code_attribute; +import com.sun.tools.classfile.LineNumberTable_attribute; +import com.sun.tools.classfile.LineNumberTable_attribute.Entry; + +import java.io.File; +import java.io.IOException; + +public class ConditionalLineNumberTest { + public static void main(String[] args) throws Exception { + // check that we have 5 consecutive entries for method() + Entry[] lines = findEntries(); + if (lines == null || lines.length != 5) + throw new Exception("conditional line number table incorrect"); + + int current = lines[0].line_number; + for (Entry e : lines) { + if (e.line_number != current) + throw new Exception("conditional line number table incorrect"); + current++; + } + } + + static Entry[] findEntries() throws IOException, ConstantPoolException { + ClassFile self = ClassFile.read(ConditionalLineNumberTest.class.getResourceAsStream("ConditionalLineNumberTest.class")); + for (Method m : self.methods) { + if ("method".equals(m.getName(self.constant_pool))) { + Code_attribute code_attribute = (Code_attribute)m.attributes.get(Attribute.Code); + for (Attribute at : code_attribute.attributes) { + if (Attribute.LineNumberTable.equals(at.getName(self.constant_pool))) { + return ((LineNumberTable_attribute)at).line_number_table; + } + } + } + } + return null; + } + + // This method should get one LineNumberTable entry per line + // in the method body. + public static String method(int field) { + String s = field % 2 == 0 ? + (field == 0 ? "false" + : "true" + field) : //Breakpoint + "false" + field; //Breakpoint + return s; + } +}