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comparison test/compiler/types/correctness/scenarios/Scenario.java @ 17881:534fbe3d90f0

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8038418: New tests development for type profiling and speculation Reviewed-by: roland, iignatyev Contributed-by: Pavel Punegov <pavel.punegov@oracle.com>
author iignatyev
date Fri, 11 Apr 2014 18:46:35 +0400
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17880:e1fc9306859a 17881:534fbe3d90f0
1 /*
2 * Copyright (c) 2014, 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 package scenarios;
25
26 import hierarchies.TypeHierarchy;
27
28 /**
29 * Test scenario
30 *
31 * @param <T> parameter type
32 * @param <R> result type
33 */
34 public abstract class Scenario<T extends TypeHierarchy.I, R> {
35
36 private final String name;
37 public final ProfilingType profilingType;
38 public final TypeHierarchy <? extends T, ? extends T> hierarchy;
39 protected volatile T field;
40
41 /**
42 * Constructor
43 *
44 * @param name scenario name
45 * @param profilingType tested profiling type
46 * @param hierarchy type hierarchy
47 */
48 protected Scenario(String name, ProfilingType profilingType,
49 TypeHierarchy<? extends T, ? extends T> hierarchy) {
50 this.profilingType = profilingType;
51 this.name = name + " # " + profilingType.name();
52 this.hierarchy = hierarchy;
53 }
54
55 /**
56 * Returns the object which should be used as a parameter
57 * for the methods used for profile data
58 *
59 * @return profiled type object
60 */
61 public T getProfiled() {
62 return hierarchy.getM();
63 }
64
65 /**
66 * Returns the object which makes a conflict for a profiled data
67 * when passed instead of {@linkplain Scenario#getProfiled}
68 *
69 * @return incompatible to profiled object
70 */
71 public T getConflict() {
72 return hierarchy.getN();
73 }
74
75 /**
76 * @return scenario name
77 */
78 public String getName() {
79 return name;
80 }
81
82 /** Is this scenario applicable for a hierarchy it was constructed with */
83 public boolean isApplicable() {
84 return true;
85 }
86
87 /**
88 * Runs test scenario
89 *
90 * @param t subject of the test
91 * @return result of the test invocation
92 */
93 public abstract R run(T t);
94
95 /** Used for a return type profiling */
96 protected final T collectReturnType(T t) {
97 return t;
98 }
99
100 /**
101 * Checks the result for R and T
102 *
103 * @param r result
104 * @param t original
105 * @throws java.lang.RuntimeException on result mismatch
106 */
107 public abstract void check(R r, T t);
108 }