f66b1c7a8b
Generalizing ReusableContext and using it in JShell to speed up processing. Reviewed-by: mcimadamore, rfield
92 lines
3.0 KiB
Java
92 lines
3.0 KiB
Java
/*
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* Copyright (c) 2017, 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 8186694
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* @summary Check that JavacTaskPool reuses JavacTask internals when it should
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* @modules jdk.compiler/com.sun.tools.javac.api
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* @run main JavacTaskPoolTest
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*/
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import java.util.List;
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import javax.lang.model.util.Types;
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import com.sun.tools.javac.api.JavacTaskPool;
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public class JavacTaskPoolTest {
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public static void main(String... args) throws Exception {
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new JavacTaskPoolTest().run();
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}
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void run() throws Exception {
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JavacTaskPool pool = new JavacTaskPool(2);
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Types tps1 = pool.getTask(null, null, null, List.of("-XDone"), null, null, task -> {
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task.getElements(); //initialize
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return task.getTypes();
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});
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Types tps2 = pool.getTask(null, null, null, List.of("-XDone"), null, null, task -> {
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task.getElements(); //initialize
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return task.getTypes();
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});
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assertSame(tps1, tps2);
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Types tps3 = pool.getTask(null, null, null, List.of("-XDtwo"), null, null, task -> {
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task.getElements(); //initialize
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return task.getTypes();
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});
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assertNotSame(tps1, tps3);
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Types tps4 = pool.getTask(null, null, null, List.of("-XDthree"), null, null, task -> {
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task.getElements(); //initialize
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return task.getTypes();
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});
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assertNotSame(tps1, tps4);
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assertNotSame(tps3, tps4);
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Types tps5 = pool.getTask(null, null, null, List.of("-XDone"), null, null, task -> {
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task.getElements(); //initialize
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return task.getTypes();
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});
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assertNotSame(tps1, tps5);
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}
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void assertSame(Object expected, Object actual) {
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if (expected != actual) {
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throw new IllegalStateException("expected=" + expected + "; actual=" + actual);
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}
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}
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void assertNotSame(Object expected, Object actual) {
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if (expected == actual) {
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throw new IllegalStateException("expected=" + expected + "; actual=" + actual);
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}
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}
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}
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