--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/sym/Profiles.java Sun Aug 17 15:52:32 2014 +0100
@@ -0,0 +1,304 @@
+/*
+ * Copyright (c) 2006, 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.javac.sym;
+
+import java.io.BufferedInputStream;
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.nio.charset.Charset;
+import java.nio.file.Files;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Properties;
+import java.util.Set;
+import java.util.TreeMap;
+import java.util.TreeSet;
+
+import com.sun.tools.javac.util.Assert;
+
+/**
+ * Provide details about profile contents.
+ *
+ * <p><b>This is NOT part of any supported API.
+ * If you write code that depends on this, you do so at your own
+ * risk. This code and its internal interfaces are subject to change
+ * or deletion without notice.</b></p>
+ */
+public abstract class Profiles {
+ // for debugging
+ public static void main(String[] args) throws IOException {
+ Profiles p = Profiles.read(new File(args[0]));
+ if (args.length >= 2) {
+ Map<Integer,Set<String>> lists = new TreeMap<>();
+ for (int i = 1; i <= 4; i++)
+ lists.put(i, new TreeSet<String>());
+
+ File rt_jar_lst = new File(args[1]);
+ for (String line: Files.readAllLines(rt_jar_lst.toPath(), Charset.defaultCharset())) {
+ if (line.endsWith(".class")) {
+ String type = line.substring(0, line.length() - 6);
+ int profile = p.getProfile(type);
+ for (int i = profile; i <= 4; i++)
+ lists.get(i).add(type);
+ }
+ }
+
+ for (int i = 1; i <= 4; i++) {
+ try (BufferedWriter out = new BufferedWriter(new FileWriter(i + ".txt"))) {
+ for (String type : lists.get(i)) {
+ out.write(type);
+ out.newLine();
+ }
+ }
+ }
+ }
+ }
+
+ public static Profiles read(File file) throws IOException {
+ try (BufferedInputStream in = new BufferedInputStream(new FileInputStream(file))) {
+ Properties p = new Properties();
+ p.load(in);
+ if (p.containsKey("java/lang/Object"))
+ return new SimpleProfiles(p);
+ else
+ return new MakefileProfiles(p);
+ }
+ }
+
+ public abstract int getProfileCount();
+
+ public abstract int getProfile(String typeName);
+
+ public abstract Set<String> getPackages(int profile);
+
+ private static class MakefileProfiles extends Profiles {
+ static class Package {
+ final Package parent;
+ final String name;
+
+ Map<String, Package> subpackages = new TreeMap<>();
+
+ int profile;
+ Map<String, Integer> includedTypes = new TreeMap<>();
+ Map<String, Integer> excludedTypes = new TreeMap<>();
+
+ Package(Package parent, String name) {
+ this.parent = parent;
+ this.name = name;
+ }
+
+ int getProfile() {
+ return (parent == null) ? profile : Math.max(parent.getProfile(), profile);
+ }
+
+ int getProfile(String simpleTypeName) {
+ Integer i;
+ if ((i = includedTypes.get(simpleTypeName)) != null)
+ return i;
+ if ((i = includedTypes.get("*")) != null)
+ return i;
+ if ((i = excludedTypes.get(simpleTypeName)) != null)
+ return i + 1;
+ if ((i = excludedTypes.get("*")) != null)
+ return i + 1;
+ return getProfile();
+ }
+
+ String getName() {
+ return (parent == null) ? name : (parent.getName() + "/" + name);
+ }
+
+ void getPackages(int profile, Set<String> results) {
+ int prf = getProfile();
+ if (prf != 0 && profile >= prf)
+ results.add(getName());
+ for (Package pkg: subpackages.values())
+ pkg.getPackages(profile, results);
+ }
+ }
+
+ final Map<String, Package> packages = new TreeMap<>();
+
+ final int maxProfile = 4; // Three compact profiles plus full JRE
+
+ MakefileProfiles(Properties p) {
+ // consider crypto, only if java/lang package exists
+ boolean foundJavaLang = false;
+ for (int profile = 1; profile <= maxProfile; profile++) {
+ String prefix = (profile < maxProfile ? "PROFILE_" + profile : "FULL_JRE");
+ String inclPackages = p.getProperty(prefix + "_RTJAR_INCLUDE_PACKAGES");
+ if (inclPackages == null)
+ break;
+ for (String pkg: inclPackages.substring(1).trim().split("\\s+")) {
+ if (pkg.endsWith("/"))
+ pkg = pkg.substring(0, pkg.length() - 1);
+ if (foundJavaLang == false && pkg.equals("java/lang"))
+ foundJavaLang = true;
+ includePackage(profile, pkg);
+ }
+ String inclTypes = p.getProperty(prefix + "_RTJAR_INCLUDE_TYPES");
+ if (inclTypes != null) {
+ for (String type: inclTypes.replace("$$", "$").split("\\s+")) {
+ if (type.endsWith(".class"))
+ includeType(profile, type.substring(0, type.length() - 6));
+ }
+ }
+ String exclTypes = p.getProperty(prefix + "_RTJAR_EXCLUDE_TYPES");
+ if (exclTypes != null) {
+ for (String type: exclTypes.replace("$$", "$").split("\\s+")) {
+ if (type.endsWith(".class"))
+ excludeType(profile, type.substring(0, type.length() - 6));
+ }
+ }
+ }
+ /*
+ * A hack to force javax/crypto package into the compact1 profile,
+ * because this package exists in jce.jar, and therefore not in
+ * ct.sym. Note javax/crypto should exist in a profile along with
+ * javax/net/ssl package. Thus, this package is added to compact1,
+ * implying that it should exist in all three profiles.
+ */
+ if (foundJavaLang)
+ includePackage(1, "javax/crypto");
+ }
+
+ @Override
+ public int getProfileCount() {
+ return maxProfile;
+ }
+
+ @Override
+ public int getProfile(String typeName) {
+ int sep = typeName.lastIndexOf("/");
+ String packageName = typeName.substring(0, sep);
+ String simpleName = typeName.substring(sep + 1);
+
+ Package p = getPackage(packageName);
+ return p.getProfile(simpleName);
+ }
+
+ @Override
+ public Set<String> getPackages(int profile) {
+ Set<String> results = new TreeSet<>();
+ for (Package p: packages.values())
+ p.getPackages(profile, results);
+ return results;
+ }
+
+ private void includePackage(int profile, String packageName) {
+// System.err.println("include package " + packageName);
+ Package p = getPackage(packageName);
+ Assert.check(p.profile == 0);
+ p.profile = profile;
+ }
+
+ private void includeType(int profile, String typeName) {
+// System.err.println("include type " + typeName);
+ int sep = typeName.lastIndexOf("/");
+ String packageName = typeName.substring(0, sep);
+ String simpleName = typeName.substring(sep + 1);
+
+ Package p = getPackage(packageName);
+ Assert.check(!p.includedTypes.containsKey(simpleName));
+ p.includedTypes.put(simpleName, profile);
+ }
+
+ private void excludeType(int profile, String typeName) {
+// System.err.println("exclude type " + typeName);
+ int sep = typeName.lastIndexOf("/");
+ String packageName = typeName.substring(0, sep);
+ String simpleName = typeName.substring(sep + 1);
+
+ Package p = getPackage(packageName);
+ Assert.check(!p.excludedTypes.containsKey(simpleName));
+ p.excludedTypes.put(simpleName, profile);
+ }
+
+ private Package getPackage(String packageName) {
+ int sep = packageName.lastIndexOf("/");
+ Package parent;
+ Map<String, Package> parentSubpackages;
+ String simpleName;
+ if (sep == -1) {
+ parent = null;
+ parentSubpackages = packages;
+ simpleName = packageName;
+ } else {
+ parent = getPackage(packageName.substring(0, sep));
+ parentSubpackages = parent.subpackages;
+ simpleName = packageName.substring(sep + 1);
+ }
+
+ Package p = parentSubpackages.get(simpleName);
+ if (p == null) {
+ parentSubpackages.put(simpleName, p = new Package(parent, simpleName));
+ }
+ return p;
+ }
+ }
+
+ private static class SimpleProfiles extends Profiles {
+ private final Map<String, Integer> map;
+ private final int profileCount;
+
+ SimpleProfiles(Properties p) {
+ int max = 0;
+ map = new HashMap<>();
+ for (Map.Entry<Object,Object> e: p.entrySet()) {
+ String typeName = (String) e.getKey();
+ int profile = Integer.valueOf((String) e.getValue());
+ map.put(typeName, profile);
+ max = Math.max(max, profile);
+ }
+ profileCount = max;
+ }
+
+ @Override
+ public int getProfileCount() {
+ return profileCount;
+ }
+
+ @Override
+ public int getProfile(String typeName) {
+ return map.get(typeName);
+ }
+
+ @Override
+ public Set<String> getPackages(int profile) {
+ Set<String> results = new TreeSet<>();
+ for (Map.Entry<String,Integer> e: map.entrySet()) {
+ String tn = e.getKey();
+ int prf = e.getValue();
+ int sep = tn.lastIndexOf("/");
+ if (sep > 0 && profile >= prf)
+ results.add(tn);
+ }
+ return results;
+ }
+ }
+}