author | jiangli |
Sun, 08 Jul 2018 12:43:05 -0400 | |
changeset 50951 | b96466cdfc45 |
parent 47216 | 71c04702a3d5 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2016, 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. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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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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package jdk.internal.module; |
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import java.lang.module.ModuleReference; |
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import static jdk.internal.module.ClassFileConstants.*; |
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/** |
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* Represents the Module Resolution flags. |
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*/ |
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public final class ModuleResolution { |
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final int value; |
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ModuleResolution(int value) { |
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this.value = value; |
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} |
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public int value() { |
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return value; |
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} |
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public static ModuleResolution empty() { |
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return new ModuleResolution(0); |
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} |
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public boolean doNotResolveByDefault() { |
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return (value & DO_NOT_RESOLVE_BY_DEFAULT) != 0; |
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} |
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public boolean hasDeprecatedWarning() { |
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return (value & WARN_DEPRECATED) != 0; |
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} |
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public boolean hasDeprecatedForRemovalWarning() { |
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return (value & WARN_DEPRECATED_FOR_REMOVAL) != 0; |
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} |
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public boolean hasIncubatingWarning() { |
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return (value & WARN_INCUBATING) != 0; |
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} |
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public ModuleResolution withDoNotResolveByDefault() { |
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return new ModuleResolution(value | DO_NOT_RESOLVE_BY_DEFAULT); |
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} |
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public ModuleResolution withDeprecated() { |
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if ((value & (WARN_DEPRECATED_FOR_REMOVAL | WARN_INCUBATING)) != 0) |
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throw new InternalError("cannot add deprecated to " + value); |
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return new ModuleResolution(value | WARN_DEPRECATED); |
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} |
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public ModuleResolution withDeprecatedForRemoval() { |
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if ((value & (WARN_DEPRECATED | WARN_INCUBATING)) != 0) |
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throw new InternalError("cannot add deprecated for removal to " + value); |
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return new ModuleResolution(value | WARN_DEPRECATED_FOR_REMOVAL); |
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} |
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public ModuleResolution withIncubating() { |
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if ((value & (WARN_DEPRECATED | WARN_DEPRECATED_FOR_REMOVAL)) != 0) |
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throw new InternalError("cannot add incubating to " + value); |
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return new ModuleResolution(value | WARN_INCUBATING); |
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} |
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public static boolean doNotResolveByDefault(ModuleReference mref) { |
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// get the DO_NOT_RESOLVE_BY_DEFAULT flag, if any |
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if (mref instanceof ModuleReferenceImpl) { |
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ModuleResolution mres = ((ModuleReferenceImpl) mref).moduleResolution(); |
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if (mres != null) |
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return mres.doNotResolveByDefault(); |
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} |
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return false; |
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} |
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public static boolean hasIncubatingWarning(ModuleReference mref) { |
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if (mref instanceof ModuleReferenceImpl) { |
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ModuleResolution mres = ((ModuleReferenceImpl) mref).moduleResolution(); |
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if (mres != null) |
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return mres.hasIncubatingWarning(); |
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} |
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return false; |
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} |
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@Override |
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public String toString() { |
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return super.toString() + "[value=" + value + "]"; |
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} |
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} |