--- a/langtools/src/jdk.dev/share/classes/com/sun/tools/jdeps/Module.java Wed May 27 11:27:42 2015 +0530
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,197 +0,0 @@
-/*
- * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-package com.sun.tools.jdeps;
-
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Map;
-import java.util.Objects;
-import java.util.Set;
-
-/**
- * JDeps internal representation of module for dependency analysis.
- */
-final class Module extends Archive {
- private final String moduleName;
- private final Map<String, Boolean> requires;
- private final Map<String, Set<String>> exports;
- private final Set<String> packages;
-
- private Module(ClassFileReader reader, String name,
- Map<String, Boolean> requires,
- Map<String, Set<String>> exports,
- Set<String> packages) {
- super(name, reader);
- this.moduleName = name;
- this.requires = Collections.unmodifiableMap(requires);
- this.exports = Collections.unmodifiableMap(exports);
- this.packages = Collections.unmodifiableSet(packages);
- }
-
- public String name() {
- return moduleName;
- }
-
- public Map<String, Boolean> requires() {
- return requires;
- }
-
- public Map<String, Set<String>> exports() {
- return exports;
- }
-
- public Set<String> packages() {
- return packages;
- }
-
- /**
- * Tests if this module can read m
- */
- public boolean canRead(Module m) {
- // ## TODO: handle "re-exported=true"
- // all JDK modules require all modules containing its direct dependences
- // should not be an issue
- return requires.containsKey(m.name());
- }
-
- /**
- * Tests if a given fully-qualified name is an exported type.
- */
- public boolean isExported(String cn) {
- int i = cn.lastIndexOf('.');
- String pn = i > 0 ? cn.substring(0, i) : "";
-
- return isExportedPackage(pn);
- }
-
- /**
- * Tests if a given package name is exported.
- */
- public boolean isExportedPackage(String pn) {
- return exports.containsKey(pn) ? exports.get(pn).isEmpty() : false;
- }
-
- /**
- * Tests if the given classname is accessible to module m
- */
- public boolean isAccessibleTo(String classname, Module m) {
- int i = classname.lastIndexOf('.');
- String pn = i > 0 ? classname.substring(0, i) : "";
- if (!packages.contains(pn)) {
- throw new IllegalArgumentException(classname + " is not a member of module " + name());
- }
-
- if (m != null && !m.canRead(this)) {
- trace("%s not readable by %s%n", this.name(), m.name());
- return false;
- }
-
- // exported API
- Set<String> ms = exports().get(pn);
- String mname = m != null ? m.name() : "unnamed";
- if (ms == null) {
- trace("%s not exported in %s%n", classname, this.name());
- } else if (!(ms.isEmpty() || ms.contains(mname))) {
- trace("%s not permit to %s %s%n", classname, mname, ms);
- }
- return ms != null && (ms.isEmpty() || ms.contains(mname));
- }
-
- private static final boolean traceOn = Boolean.getBoolean("jdeps.debug");
- private void trace(String fmt, Object... args) {
- if (traceOn) {
- System.err.format(fmt, args);
- }
- }
-
- @Override
- public boolean equals(Object ob) {
- if (!(ob instanceof Module))
- return false;
- Module that = (Module)ob;
- return (moduleName.equals(that.moduleName)
- && requires.equals(that.requires)
- && exports.equals(that.exports)
- && packages.equals(that.packages));
- }
-
- @Override
- public int hashCode() {
- int hc = moduleName.hashCode();
- hc = hc * 43 + requires.hashCode();
- hc = hc * 43 + exports.hashCode();
- hc = hc * 43 + packages.hashCode();
- return hc;
- }
-
- @Override
- public String toString() {
- return name();
- }
-
- public final static class Builder {
- String name;
- ClassFileReader reader;
- final Map<String, Boolean> requires = new HashMap<>();
- final Map<String, Set<String>> exports = new HashMap<>();
- final Set<String> packages = new HashSet<>();
-
- public Builder() {
- }
-
- public Builder name(String n) {
- name = n;
- return this;
- }
-
- public Builder require(String d, boolean reexport) {
- // System.err.format("%s depend %s reexports %s%n", name, d, reexport);
- requires.put(d, reexport);
- return this;
- }
-
- public Builder packages(Set<String> pkgs) {
- packages.addAll(pkgs);
- return this;
- }
-
- public Builder export(String p, Set<String> ms) {
- Objects.requireNonNull(p);
- Objects.requireNonNull(ms);
- exports.put(p, new HashSet<>(ms));
- return this;
- }
- public Builder classes(ClassFileReader.ModuleClassReader reader) {
- this.reader = reader;
- return this;
- }
-
- public Module build() {
- Module m = new Module(reader, name, requires, exports, packages);
- return m;
- }
- }
-}