--- /dev/null	2012-10-30 13:53:25.609028996 -0400
+++ new/src/share/classes/com/sun/tools/javac/sym/Profiles.java	2013-01-18 02:49:49.515420788 -0500
@@ -0,0 +1,298 @@
+/*
+ * Copyright (c) 2006, 2013, 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<Integer,Set<String>>();
+            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++) {
+                BufferedWriter out = new BufferedWriter(new FileWriter(i + ".txt"));
+                try {
+                    for (String type: lists.get(i)) {
+                        out.write(type);
+                        out.newLine();
+                    }
+                } finally {
+                    out.close();
+                }
+            }
+        }
+    }
+
+    public static Profiles read(File file) throws IOException {
+        BufferedInputStream in = new BufferedInputStream(new FileInputStream(file));
+        try {
+            Properties p = new Properties();
+            p.load(in);
+            if (p.containsKey("java/lang/Object"))
+                return new SimpleProfiles(p);
+            else
+                return new MakefileProfiles(p);
+        } finally {
+            in.close();
+        }
+    }
+
+    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<String, Package>();
+
+            int profile;
+            Map<String, Integer> includedTypes = new TreeMap<String,Integer>();
+            Map<String, Integer> excludedTypes = new TreeMap<String,Integer>();
+
+            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 static Map<String, Package> packages = new TreeMap<String, Package>();
+        int maxProfile;
+
+        MakefileProfiles(Properties p) {
+            int profile = 1;
+            while (true) {
+                String inclPackages = p.getProperty("PROFILE_" + profile + "_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);
+                    includePackage(profile, pkg);
+                }
+                String inclTypes =  p.getProperty("PROFILE_" + profile + "_RTJAR_INCLUDE_TYPES");
+                if (inclTypes != null) {
+                    for (String type: inclTypes.replace("$$", "$").split("\\s+")) {
+                        if (type.endsWith(".class"))
+                            includeType(profile, type.substring(0, type.length() - 6));
+                    }
+                }
+                String exclTypes =  p.getProperty("PROFILE_" + profile + "_RTJAR_EXCLUDE_TYPES");
+                if (exclTypes != null) {
+                    for (String type: exclTypes.replace("$$", "$").split("\\s+")) {
+                        if (type.endsWith(".class"))
+                            excludeType(profile, type.substring(0, type.length() - 6));
+                    }
+                }
+                maxProfile = profile;
+                profile++;
+            }
+        }
+
+        @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<String>();
+            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<String, Integer>();
+            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<String>();
+            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;
+        }
+    }
+}