jjg@1569: /*
jjg@1569:  * Copyright (c) 2006, 2013, Oracle and/or its affiliates. All rights reserved.
jjg@1569:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
jjg@1569:  *
jjg@1569:  * This code is free software; you can redistribute it and/or modify it
jjg@1569:  * under the terms of the GNU General Public License version 2 only, as
jjg@1569:  * published by the Free Software Foundation.  Oracle designates this
jjg@1569:  * particular file as subject to the "Classpath" exception as provided
jjg@1569:  * by Oracle in the LICENSE file that accompanied this code.
jjg@1569:  *
jjg@1569:  * This code is distributed in the hope that it will be useful, but WITHOUT
jjg@1569:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
jjg@1569:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
jjg@1569:  * version 2 for more details (a copy is included in the LICENSE file that
jjg@1569:  * accompanied this code).
jjg@1569:  *
jjg@1569:  * You should have received a copy of the GNU General Public License version
jjg@1569:  * 2 along with this work; if not, write to the Free Software Foundation,
jjg@1569:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
jjg@1569:  *
jjg@1569:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
jjg@1569:  * or visit www.oracle.com if you need additional information or have any
jjg@1569:  * questions.
jjg@1569:  */
jjg@1569: package com.sun.tools.javac.sym;
jjg@1569: 
jjg@1569: import java.io.BufferedInputStream;
jjg@1569: import java.io.BufferedWriter;
jjg@1569: import java.io.File;
jjg@1569: import java.io.FileInputStream;
jjg@1569: import java.io.FileWriter;
jjg@1569: import java.io.IOException;
jjg@1569: import java.nio.charset.Charset;
jjg@1569: import java.nio.file.Files;
jjg@1569: import java.util.HashMap;
jjg@1569: import java.util.Map;
jjg@1569: import java.util.Properties;
jjg@1569: import java.util.Set;
jjg@1569: import java.util.TreeMap;
jjg@1569: import java.util.TreeSet;
jjg@1569: 
jjg@1569: import com.sun.tools.javac.util.Assert;
jjg@1569: 
jjg@1569: /**
jjg@1569:  * Provide details about profile contents.
jjg@1569:  *
jjg@1569:  * <p><b>This is NOT part of any supported API.
jjg@1569:  * If you write code that depends on this, you do so at your own
jjg@1569:  * risk.  This code and its internal interfaces are subject to change
jjg@1569:  * or deletion without notice.</b></p>
jjg@1569:  */
jjg@1569: public abstract class Profiles {
jjg@1569:     // for debugging
jjg@1569:     public static void main(String[] args) throws IOException {
jjg@1569:         Profiles p = Profiles.read(new File(args[0]));
jjg@1569:         if (args.length >= 2) {
jjg@1569:             Map<Integer,Set<String>> lists = new TreeMap<Integer,Set<String>>();
jjg@1569:             for (int i = 1; i <= 4; i++)
jjg@1569:                 lists.put(i, new TreeSet<String>());
jjg@1569: 
jjg@1569:             File rt_jar_lst = new File(args[1]);
jjg@1569:             for (String line: Files.readAllLines(rt_jar_lst.toPath(), Charset.defaultCharset())) {
jjg@1569:                 if (line.endsWith(".class")) {
jjg@1569:                     String type = line.substring(0, line.length() - 6);
jjg@1569:                     int profile = p.getProfile(type);
jjg@1569:                     for (int i = profile; i <= 4; i++)
jjg@1569:                         lists.get(i).add(type);
jjg@1569:                 }
jjg@1569:             }
jjg@1569: 
jjg@1569:             for (int i = 1; i <= 4; i++) {
jjg@1569:                 BufferedWriter out = new BufferedWriter(new FileWriter(i + ".txt"));
jjg@1569:                 try {
jjg@1569:                     for (String type: lists.get(i)) {
jjg@1569:                         out.write(type);
jjg@1569:                         out.newLine();
jjg@1569:                     }
jjg@1569:                 } finally {
jjg@1569:                     out.close();
jjg@1569:                 }
jjg@1569:             }
jjg@1569:         }
jjg@1569:     }
jjg@1569: 
jjg@1569:     public static Profiles read(File file) throws IOException {
jjg@1569:         BufferedInputStream in = new BufferedInputStream(new FileInputStream(file));
jjg@1569:         try {
jjg@1569:             Properties p = new Properties();
jjg@1569:             p.load(in);
jjg@1569:             if (p.containsKey("java/lang/Object"))
jjg@1569:                 return new SimpleProfiles(p);
jjg@1569:             else
jjg@1569:                 return new MakefileProfiles(p);
jjg@1569:         } finally {
jjg@1569:             in.close();
jjg@1569:         }
jjg@1569:     }
jjg@1569: 
jjg@1569:     public abstract int getProfileCount();
jjg@1569: 
jjg@1569:     public abstract int getProfile(String typeName);
jjg@1569: 
jjg@1569:     public abstract Set<String> getPackages(int profile);
jjg@1569: 
jjg@1569:     private static class MakefileProfiles extends Profiles {
jjg@1569:         static class Package {
jjg@1569:             final Package parent;
jjg@1569:             final String name;
jjg@1569: 
jjg@1569:             Map<String, Package> subpackages = new TreeMap<String, Package>();
jjg@1569: 
jjg@1569:             int profile;
jjg@1569:             Map<String, Integer> includedTypes = new TreeMap<String,Integer>();
jjg@1569:             Map<String, Integer> excludedTypes = new TreeMap<String,Integer>();
jjg@1569: 
jjg@1569:             Package(Package parent, String name) {
jjg@1569:                 this.parent = parent;
jjg@1569:                 this.name = name;
jjg@1569:             }
jjg@1569: 
jjg@1569:             int getProfile() {
jjg@1569:                 return (parent == null) ? profile : Math.max(parent.getProfile(), profile);
jjg@1569:             }
jjg@1569: 
jjg@1569:             int getProfile(String simpleTypeName) {
jjg@1569:                 Integer i;
jjg@1569:                 if ((i = includedTypes.get(simpleTypeName)) != null)
jjg@1569:                     return i;
jjg@1569:                 if ((i = includedTypes.get("*")) != null)
jjg@1569:                     return i;
jjg@1569:                 if ((i = excludedTypes.get(simpleTypeName)) != null)
jjg@1569:                     return i + 1;
jjg@1569:                 if ((i = excludedTypes.get("*")) != null)
jjg@1569:                     return i + 1;
jjg@1569:                 return getProfile();
jjg@1569:             }
jjg@1569: 
jjg@1569:             String getName() {
jjg@1569:                 return (parent == null) ? name : (parent.getName() + "/" + name);
jjg@1569:             }
jjg@1569: 
jjg@1569:             void getPackages(int profile, Set<String> results) {
jjg@1569:                 int prf = getProfile();
jjg@1569:                 if (prf != 0 && profile >= prf)
jjg@1569:                     results.add(getName());
jjg@1569:                 for (Package pkg: subpackages.values())
jjg@1569:                     pkg.getPackages(profile, results);
jjg@1569:             }
jjg@1569:         }
jjg@1569: 
jjg@1569:         final static Map<String, Package> packages = new TreeMap<String, Package>();
jjg@1569:         int maxProfile;
jjg@1569: 
jjg@1569:         MakefileProfiles(Properties p) {
jjg@1569:             int profile = 1;
jjg@1569:             while (true) {
jjg@1569:                 String inclPackages = p.getProperty("PROFILE_" + profile + "_RTJAR_INCLUDE_PACKAGES");
jjg@1569:                 if (inclPackages == null)
jjg@1569:                     break;
jjg@1569:                 for (String pkg: inclPackages.substring(1).trim().split("\\s+")) {
jjg@1569:                     if (pkg.endsWith("/"))
jjg@1569:                         pkg = pkg.substring(0, pkg.length() - 1);
jjg@1569:                     includePackage(profile, pkg);
jjg@1569:                 }
jjg@1569:                 String inclTypes =  p.getProperty("PROFILE_" + profile + "_RTJAR_INCLUDE_TYPES");
jjg@1569:                 if (inclTypes != null) {
jjg@1569:                     for (String type: inclTypes.replace("$$", "$").split("\\s+")) {
jjg@1569:                         if (type.endsWith(".class"))
jjg@1569:                             includeType(profile, type.substring(0, type.length() - 6));
jjg@1569:                     }
jjg@1569:                 }
jjg@1569:                 String exclTypes =  p.getProperty("PROFILE_" + profile + "_RTJAR_EXCLUDE_TYPES");
jjg@1569:                 if (exclTypes != null) {
jjg@1569:                     for (String type: exclTypes.replace("$$", "$").split("\\s+")) {
jjg@1569:                         if (type.endsWith(".class"))
jjg@1569:                             excludeType(profile, type.substring(0, type.length() - 6));
jjg@1569:                     }
jjg@1569:                 }
jjg@1569:                 maxProfile = profile;
jjg@1569:                 profile++;
jjg@1569:             }
jjg@1569:         }
jjg@1569: 
jjg@1569:         @Override
jjg@1569:         public int getProfileCount() {
jjg@1569:             return maxProfile;
jjg@1569:         }
jjg@1569: 
jjg@1569:         @Override
jjg@1569:         public int getProfile(String typeName) {
jjg@1569:             int sep = typeName.lastIndexOf("/");
jjg@1569:             String packageName = typeName.substring(0, sep);
jjg@1569:             String simpleName = typeName.substring(sep + 1);
jjg@1569: 
jjg@1569:             Package p = getPackage(packageName);
jjg@1569:             return p.getProfile(simpleName);
jjg@1569:         }
jjg@1569: 
jjg@1569:         @Override
jjg@1569:         public Set<String> getPackages(int profile) {
jjg@1569:             Set<String> results = new TreeSet<String>();
jjg@1569:             for (Package p: packages.values())
jjg@1569:                 p.getPackages(profile, results);
jjg@1569:             return results;
jjg@1569:         }
jjg@1569: 
jjg@1569:         private void includePackage(int profile, String packageName) {
jjg@1569: //            System.err.println("include package " + packageName);
jjg@1569:             Package p = getPackage(packageName);
jjg@1569:             Assert.check(p.profile == 0);
jjg@1569:             p.profile = profile;
jjg@1569:         }
jjg@1569: 
jjg@1569:         private void includeType(int profile, String typeName) {
jjg@1569: //            System.err.println("include type " + typeName);
jjg@1569:             int sep = typeName.lastIndexOf("/");
jjg@1569:             String packageName = typeName.substring(0, sep);
jjg@1569:             String simpleName = typeName.substring(sep + 1);
jjg@1569: 
jjg@1569:             Package p = getPackage(packageName);
jjg@1569:             Assert.check(!p.includedTypes.containsKey(simpleName));
jjg@1569:             p.includedTypes.put(simpleName, profile);
jjg@1569:         }
jjg@1569: 
jjg@1569:         private void excludeType(int profile, String typeName) {
jjg@1569: //            System.err.println("exclude type " + typeName);
jjg@1569:             int sep = typeName.lastIndexOf("/");
jjg@1569:             String packageName = typeName.substring(0, sep);
jjg@1569:             String simpleName = typeName.substring(sep + 1);
jjg@1569: 
jjg@1569:             Package p = getPackage(packageName);
jjg@1569:             Assert.check(!p.excludedTypes.containsKey(simpleName));
jjg@1569:             p.excludedTypes.put(simpleName, profile);
jjg@1569:         }
jjg@1569: 
jjg@1569:         private Package getPackage(String packageName) {
jjg@1569:             int sep = packageName.lastIndexOf("/");
jjg@1569:             Package parent;
jjg@1569:             Map<String, Package> parentSubpackages;
jjg@1569:             String simpleName;
jjg@1569:             if (sep == -1) {
jjg@1569:                 parent = null;
jjg@1569:                 parentSubpackages = packages;
jjg@1569:                 simpleName = packageName;
jjg@1569:             } else {
jjg@1569:                 parent = getPackage(packageName.substring(0, sep));
jjg@1569:                 parentSubpackages = parent.subpackages;
jjg@1569:                 simpleName = packageName.substring(sep + 1);
jjg@1569:             }
jjg@1569: 
jjg@1569:             Package p = parentSubpackages.get(simpleName);
jjg@1569:             if (p == null) {
jjg@1569:                 parentSubpackages.put(simpleName, p = new Package(parent, simpleName));
jjg@1569:             }
jjg@1569:             return p;
jjg@1569:         }
jjg@1569:     }
jjg@1569: 
jjg@1569:     private static class SimpleProfiles extends Profiles {
jjg@1569:         private final Map<String, Integer> map;
jjg@1569:         private final int profileCount;
jjg@1569: 
jjg@1569:         SimpleProfiles(Properties p) {
jjg@1569:             int max = 0;
jjg@1569:             map = new HashMap<String, Integer>();
jjg@1569:             for (Map.Entry<Object,Object> e: p.entrySet()) {
jjg@1569:                 String typeName = (String) e.getKey();
jjg@1569:                 int profile = Integer.valueOf((String) e.getValue());
jjg@1569:                 map.put(typeName, profile);
jjg@1569:                 max = Math.max(max, profile);
jjg@1569:             }
jjg@1569:             profileCount = max;
jjg@1569:         }
jjg@1569: 
jjg@1569:         @Override
jjg@1569:         public int getProfileCount() {
jjg@1569:             return profileCount;
jjg@1569:         }
jjg@1569: 
jjg@1569:         @Override
jjg@1569:         public int getProfile(String typeName) {
jjg@1569:             return map.get(typeName);
jjg@1569:         }
jjg@1569: 
jjg@1569:         @Override
jjg@1569:         public Set<String> getPackages(int profile) {
jjg@1569:             Set<String> results = new TreeSet<String>();
jjg@1569:             for (Map.Entry<String,Integer> e: map.entrySet()) {
jjg@1569:                 String tn = e.getKey();
jjg@1569:                 int prf = e.getValue();
jjg@1569:                 int sep = tn.lastIndexOf("/");
jjg@1569:                 if (sep > 0 && profile >= prf)
jjg@1569:                     results.add(tn);
jjg@1569:             }
jjg@1569:             return results;
jjg@1569:         }
jjg@1569:     }
jjg@1569: }