114 lines
3.3 KiB
Java
114 lines
3.3 KiB
Java
/*
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* Copyright (c) 2012, 2014, 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 com.sun.tools.jdeps;
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import com.sun.tools.classfile.Dependency.Location;
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import java.io.IOException;
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import java.nio.file.Path;
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import java.util.HashSet;
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import java.util.Map;
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import java.util.Set;
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import java.util.concurrent.ConcurrentHashMap;
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/**
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* Represents the source of the class files.
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*/
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public class Archive {
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public static Archive getInstance(Path p) throws IOException {
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return new Archive(p, ClassFileReader.newInstance(p));
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}
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private final Path path;
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private final String filename;
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private final ClassFileReader reader;
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protected Map<Location, Set<Location>> deps = new ConcurrentHashMap<>();
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protected Archive(String name) {
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this.path = null;
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this.filename = name;
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this.reader = null;
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}
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protected Archive(Path p, ClassFileReader reader) {
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this.path = p;
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this.filename = path.getFileName().toString();
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this.reader = reader;
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}
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public ClassFileReader reader() {
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return reader;
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}
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public String getName() {
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return filename;
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}
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public void addClass(Location origin) {
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Set<Location> set = deps.get(origin);
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if (set == null) {
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set = new HashSet<>();
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deps.put(origin, set);
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}
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}
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public void addClass(Location origin, Location target) {
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Set<Location> set = deps.get(origin);
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if (set == null) {
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set = new HashSet<>();
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deps.put(origin, set);
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}
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set.add(target);
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}
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public Set<Location> getClasses() {
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return deps.keySet();
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}
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public void visitDependences(Visitor v) {
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for (Map.Entry<Location,Set<Location>> e: deps.entrySet()) {
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for (Location target : e.getValue()) {
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v.visit(e.getKey(), target);
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}
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}
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}
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public boolean isEmpty() {
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return getClasses().isEmpty();
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}
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public String getPathName() {
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return path != null ? path.toString() : filename;
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}
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public String toString() {
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return filename;
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}
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interface Visitor {
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void visit(Location origin, Location target);
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}
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}
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