src/jdk/internal/dynalink/linker/TypeBasedGuardingDynamicLinker.java

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/*
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/*
   Copyright 2009-2013 Attila Szegedi

   Licensed under both the Apache License, Version 2.0 (the "Apache License")
   and the BSD License (the "BSD License"), with licensee being free to
   choose either of the two at their discretion.

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   License or the BSD License.

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       You may obtain a copy of the Apache License at

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       distributed under the License is distributed on an "AS IS" BASIS,
       WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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       modification, are permitted provided that the following conditions are
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package jdk.internal.dynalink.linker;

/**
 * A guarding dynamic linker that can determine whether it can link the call site solely based on the type of the first
 * argument at linking invocation time. (The first argument is usually the receiver class). Most language-specific
 * linkers will fall into this category, as they recognize their native objects as Java objects of classes implementing
 * a specific language-native interface or superclass. The linker mechanism can optimize the dispatch for these linkers.
 *
 * @author Attila Szegedi
 */
public interface TypeBasedGuardingDynamicLinker extends GuardingDynamicLinker {
    /**
     * Returns true if the linker can link an invocation where the first argument (receiver) is of the specified type.
     *
     * @param type the type to link
     * @return true if the linker can link calls for the receiver type, or false otherwise.
     */
    public boolean canLinkType(Class<?> type);
}