70 lines
2.3 KiB
Java
70 lines
2.3 KiB
Java
/*
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* Copyright (c) 2011, 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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import java.lang.annotation.ElementType;
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import java.lang.annotation.Target;
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@Target({ElementType.METHOD, ElementType.CONSTRUCTOR})
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@interface Candidate {
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/**
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* the candidate position (line/col of the method call for which this candidate
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* is a potential overload candidate)
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*/
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Pos pos() default @Pos(userDefined=false);
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/**
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* resolution phases for which this candidate is applicable
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*/
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Phase[] applicable() default { };
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/**
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* is this candidate the most specific (in the resolution phases for which it
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* is also applicable)
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*/
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boolean mostSpecific() default false;
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/**
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* this candidate inferred signature (in the resolution phases for which it
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* is also applicable, in case it corresponds to a generic method)
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*/
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String sig() default "";
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}
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enum Phase {
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BASIC("BASIC"),
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BOX("BOX"),
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VARARGS("VARARITY");
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final String javacString;
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private Phase(String javacString) {
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this.javacString = javacString;
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}
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static Phase fromString(String s) {
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for (Phase phase : Phase.values()) {
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if (phase.javacString.equals(s)) {
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return phase;
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}
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}
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throw new AssertionError("Invalid resolution phase string " + s);
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}
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}
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