langtools/test/tools/javac/options/release/ReleaseOptionClashes.java
author jlahoda
Wed, 01 Jul 2015 09:51:48 +0200
changeset 31506 4e07f827a794
child 35359 f04501964016
permissions -rw-r--r--
8072480: javac should support compilation for a specific platform version Summary: Adding a new javac option for compiling for JDK N: -release N; including history data for previous version of JDK. Reviewed-by: erikj, ihse, jjg, mcimadamore, mr Contributed-by: jan.lahoda@oracle.com, erik.joelsson@oracle.com, jonathan.gibbons@oracle.com
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/*
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 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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/**
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 * @test
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 * @bug 8072480
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 * @summary Verify option clash between -release and -source is reported correctly.
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 */
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import java.io.ByteArrayOutputStream;
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import java.io.File;
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import java.lang.reflect.Field;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import javax.tools.Tool;
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import javax.tools.ToolProvider;
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public class ReleaseOptionClashes {
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    public static void main(String... args) throws Exception {
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        new ReleaseOptionClashes().run();
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    }
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    void run() throws Exception {
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        doRunTest("-bootclasspath", "any");
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        doRunTest("-Xbootclasspath:any");
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        doRunTest("-Xbootclasspath/a:any");
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        doRunTest("-Xbootclasspath/p:any");
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        doRunTest("-endorseddirs", "any");
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        doRunTest("-extdirs", "any");
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        doRunTest("-source", "8");
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        doRunTest("-target", "8");
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    }
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    void doRunTest(String... args) throws Exception {
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        System.out.println("Testing clashes for arguments: " + Arrays.asList(args));
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        Class<?> log = Class.forName("com.sun.tools.javac.util.Log", true, cl);
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        Field useRawMessages = log.getDeclaredField("useRawMessages");
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        useRawMessages.setAccessible(true);
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        useRawMessages.setBoolean(null, true);
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        ByteArrayOutputStream out = new ByteArrayOutputStream();
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        List<String> options = new ArrayList<>();
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        options.addAll(Arrays.asList("-release", "7"));
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        options.addAll(Arrays.asList(args));
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        options.add(System.getProperty("test.src") + File.separator + "ReleaseOptionClashes.java");
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        compiler.run(null, null, out, options.toArray(new String[0]));
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        useRawMessages.setBoolean(null, false);
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        if (!out.toString().equals(String.format("%s%n%s%n",
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                                                 "javac: javac.err.release.bootclasspath.conflict",
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                                                 "javac.msg.usage")) &&
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            //-Xbootclasspath:any produces two warnings: one for -bootclasspath and one for -Xbootclasspath:
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            !out.toString().equals(String.format("%s%n%s%n%s%n%s%n",
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                                                 "javac: javac.err.release.bootclasspath.conflict",
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                                                 "javac.msg.usage",
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                                                 "javac: javac.err.release.bootclasspath.conflict",
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                                                 "javac.msg.usage"))) {
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            throw new AssertionError(out);
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        }
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        System.out.println("Test PASSED.  Running javac again to see localized output:");
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        compiler.run(null, null, System.out, options.toArray(new String[0]));
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    }
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    ClassLoader cl = ToolProvider.getSystemToolClassLoader();
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    Tool compiler = ToolProvider.getSystemJavaCompiler();
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}