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91 lines
3.1 KiB
Java
91 lines
3.1 KiB
Java
/*
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* Copyright 2009 Sun Microsystems, Inc. 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. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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package com.sun.tools.classfile;
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/**
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* A directed relationship between two {@link Dependency.Location Location}s.
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* Subtypes of {@code Dependency} may provide additional detail about the dependency.
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*
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* @see Dependency.Finder
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* @see Dependency.Filter
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* @see Dependencies
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*/
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public interface Dependency {
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/**
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* A filter used to select dependencies of interest, and to discard others.
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*/
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public interface Filter {
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/**
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* Return true if the dependency is of interest.
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* @param dependency the dependency to be considered
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* @return true if and only if the dependency is of interest.
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*/
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boolean accepts(Dependency dependency);
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}
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/**
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* An interface for finding the immediate dependencies of a given class file.
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*/
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public interface Finder {
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/**
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* Find the immediate dependencies of a given class file.
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* @param classfile the class file to be examined
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* @return the dependencies located in the given class file.
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*/
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public Iterable<? extends Dependency> findDependencies(ClassFile classfile);
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}
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/**
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* A location somewhere within a class. Subtypes of {@code Location}
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* may be used to provide additional detail about the location.
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*/
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public interface Location {
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/**
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* Get the name of the class containing the location.
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* This name will be used to locate the class file for transitive
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* dependency analysis.
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* @return the name of the class containing the location.
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*/
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String getClassName();
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}
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/**
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* Get the location that has the dependency.
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* @return the location that has the dependency.
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*/
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Location getOrigin();
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/**
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* Get the location that is being depended upon.
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* @return the location that is being depended upon.
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*/
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Location getTarget();
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}
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