1/* 2 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24/* 25 * @test 26 * @bug 7022337 27 * @summary repeated warnings about bootclasspath not set 28 * @library /tools/javac/lib 29 * @modules jdk.compiler 30 * @build JavacTestingAbstractProcessor T7022337 31 * @run main T7022337 32 */ 33 34import java.io.*; 35import java.util.*; 36import javax.annotation.processing.*; 37import javax.lang.model.element.*; 38import javax.tools.*; 39 40public class T7022337 extends JavacTestingAbstractProcessor { 41 public static void main(String... args) throws Exception { 42 new T7022337().run(); 43 } 44 45 void run() throws Exception { 46 String myName = T7022337.class.getSimpleName(); 47 File testSrc = new File(System.getProperty("test.src")); 48 File file = new File(testSrc, myName + ".java"); 49 50 String out = compile( 51 "-XDrawDiagnostics", 52 "-d", ".", 53 "-processor", myName, 54 "-source", "8", // explicit use of older source value without bootclasspath 55 file.getPath()); 56 57 int count = 0; 58 for (String line: out.split("[\r\n]+")) { 59 if (line.contains("compiler.warn.source.no.bootclasspath")) 60 count++; 61 } 62 if (count != 1) 63 throw new Exception("unexpected number of warnings found: " + count + ", expected: 1"); 64 } 65 66 String compile(String... args) throws Exception { 67 StringWriter sw = new StringWriter(); 68 PrintWriter pw = new PrintWriter(sw); 69 int rc = com.sun.tools.javac.Main.compile(args, pw); 70 pw.close(); 71 String out = sw.toString(); 72 if (!out.isEmpty()) 73 System.err.println(out); 74 if (rc != 0) 75 throw new Exception("compilation failed unexpectedly: rc=" + rc); 76 return out; 77 } 78 79 // ---------- 80 81 int round = 0; 82 83 @Override 84 public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) { 85 round++; 86 87 final int MAXROUNDS = 3; 88 if (round < MAXROUNDS) 89 generate("Gen" + round); 90 91 return true; 92 } 93 94 void generate(String name) { 95 try { 96 JavaFileObject fo = filer.createSourceFile(name); 97 Writer out = fo.openWriter(); 98 try { 99 out.write("class " + name + " { }"); 100 } finally { 101 out.close(); 102 } 103 } catch (IOException e) { 104 throw new Error(e); 105 } 106 } 107} 108