1 /* 2 * Copyright (c) 2014, 2016, 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 * @summary Verify native files are removed when native method is removed 27 * @bug 8054689 28 * @author Fredrik O 29 * @author sogoel (rewrite) 30 * @library /tools/lib 31 * @modules jdk.compiler/com.sun.tools.javac.api 32 * jdk.compiler/com.sun.tools.javac.main 33 * jdk.compiler/com.sun.tools.sjavac 34 * jdk.jdeps/com.sun.tools.javap 35 * @build Wrapper toolbox.ToolBox 36 * @run main Wrapper IncCompileChangeNative 37 */ 38 39 import java.util.*; 40 import java.nio.file.*; 41 42 public class IncCompileChangeNative extends SJavacTester { 43 public static void main(String... args) throws Exception { 44 IncCompileChangeNative cn = new IncCompileChangeNative(); 45 cn.test(); 46 } 47 48 // Remember the previous bin and headers state here. 49 Map<String,Long> previous_bin_state; 50 Map<String,Long> previous_headers_state; 51 ToolBox tb = new ToolBox(); 52 53 void test() throws Exception { 54 Files.createDirectories(GENSRC); 55 Files.createDirectories(BIN); 56 Files.createDirectories(HEADERS); 57 58 initialCompile(); 59 incrementalCompileDropAllNatives(); 60 incrementalCompileAddNative(); 61 } 62 63 // Update B.java with one less native method i.e. it has no longer any methods 64 // Verify that beta_B.h is removed 65 void incrementalCompileDropAllNatives() throws Exception { 66 previous_bin_state = collectState(BIN); 67 previous_headers_state = collectState(HEADERS); 68 System.out.println("\nIn incrementalCompileDropAllNatives() "); 69 System.out.println("Verify that beta_B.h is removed"); 70 tb.writeFile(GENSRC.resolve("beta/B.java"), 71 "package beta; import alfa.omega.A; " + 72 "public class B { private int b() { return A.DEFINITION; } }"); 73 74 compile(GENSRC.toString(), 75 "-d", BIN.toString(), 76 "--state-dir=" + BIN, 77 "-h", HEADERS.toString(), 78 "-j", "1", 79 "--log=debug"); 80 Map<String,Long> new_bin_state = collectState(BIN); 81 verifyNewerFiles(previous_bin_state, new_bin_state, 82 BIN + "/beta/B.class", 83 BIN + "/beta/BINT.class", 84 BIN + "/javac_state"); 85 previous_bin_state = new_bin_state; 86 87 Map<String,Long> new_headers_state = collectState(HEADERS); 88 verifyThatFilesHaveBeenRemoved(previous_headers_state, new_headers_state, 89 HEADERS + "/beta_B.h"); 90 previous_headers_state = new_headers_state; 91 } 92 93 // Update the B.java with a final static annotated with @Native 94 // Verify that beta_B.h is added again 95 void incrementalCompileAddNative() throws Exception { 96 System.out.println("\nIn incrementalCompileAddNative() "); 97 System.out.println("Verify that beta_B.h is added again"); 98 tb.writeFile(GENSRC.resolve("beta/B.java"), 99 "package beta; import alfa.omega.A; public class B {"+ 100 "private int b() { return A.DEFINITION; } "+ 101 "@java.lang.annotation.Native final static int alfa = 42; }"); 102 103 compile(GENSRC.toString(), 104 "-d", BIN.toString(), 105 "--state-dir=" + BIN, 106 "-h", HEADERS.toString(), 107 "-j", "1", 108 "--log=debug"); 109 Map<String,Long> new_bin_state = collectState(BIN); 110 verifyNewerFiles(previous_bin_state, new_bin_state, 111 BIN + "/beta/B.class", 112 BIN + "/beta/BINT.class", 113 BIN + "/javac_state"); 114 previous_bin_state = new_bin_state; 115 116 Map<String,Long> new_headers_state = collectState(HEADERS); 117 verifyThatFilesHaveBeenAdded(previous_headers_state, new_headers_state, 118 HEADERS + "/beta_B.h"); 119 previous_headers_state = new_headers_state; 120 } 121 }