jdk/make/non-build-utils/src/build/tools/makeclasslist/MakeClasslist.java
changeset 31556 aad9d45ea14e
parent 31555 10a8368b188b
parent 31551 a2c0cc28d801
child 31558 b84b84aac58a
--- a/jdk/make/non-build-utils/src/build/tools/makeclasslist/MakeClasslist.java	Thu Jul 09 16:36:48 2015 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,130 +0,0 @@
-/*
- * Copyright (c) 2003, 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 build.tools.makeclasslist;
-
-import java.io.*;
-import java.util.*;
-import java.util.jar.*;
-
-/** Reads a set of files containing the output of java
-    -XX:+TraceClassLoadingPreorder runs. Finds all classes that were
-    loaded from the bootstrap class path by comparing the prefix of
-    the load path to the current JRE's java.home system property.
-    Prints the names of these classes to stdout.
-*/
-
-public class MakeClasslist {
-  public static void main(String[] args) throws IOException {
-    List<String> classes = new ArrayList<>();
-    String origJavaHome = System.getProperty("java.home");
-    String javaHome     = origJavaHome.toLowerCase();
-    if (javaHome.endsWith("jre")) {
-      origJavaHome = origJavaHome.substring(0, origJavaHome.length() - 4);
-      javaHome     = javaHome.substring(0, javaHome.length() - 4);
-    }
-    for (int i = 0; i < args.length; i++) {
-      try {
-        File file = new File(args[i]);
-        BufferedReader reader = new BufferedReader(new FileReader(file));
-        String line = null;
-        while ((line = reader.readLine()) != null) {
-          StringTokenizer tok = new StringTokenizer(line, "[ \t\n\r\f");
-          if (tok.hasMoreTokens()) {
-            String t = tok.nextToken();
-            // Understand only "Loading" from -XX:+TraceClassLoadingPreorder.
-            // This ignores old "Loaded" from -verbose:class to force correct
-            // classlist generation on Mustang.
-            if (t.equals("Loading")) {
-              t = tok.nextToken();
-              t = t.replace('.', '/');
-
-              // Check to make sure it came from the boot class path
-              if (tok.hasMoreTokens()) {
-                String tmp = tok.nextToken();
-                if (tmp.equals("from")) {
-                  if (tok.hasMoreTokens()) {
-                    tmp = tok.nextToken().toLowerCase();
-                    // System.err.println("Loaded " + t + " from " + tmp);
-                    if (tmp.startsWith(javaHome)) {
-                      // OK, remember this class for later
-                      classes.add(t);
-                    }
-                  }
-                }
-              }
-            }
-          }
-        }
-      } catch (IOException e) {
-        System.err.println("Error reading file " + args[i]);
-        throw(e);
-      }
-    }
-
-    Set<String> seenClasses = new HashSet<>();
-
-    for (String str : classes) {
-      if (seenClasses.add(str)) {
-        System.out.println(str);
-      }
-    }
-
-    // Try to complete certain packages
-    // Note: not using this new code yet; need to consider whether the
-    // footprint increase is worth any startup gains
-    // Note also that the packages considered below for completion are
-    // (obviously) platform-specific
-    // JarFile rtJar = new JarFile(origJavaHome + File.separator +
-    //                             "jre" + File.separator +
-    //                             "lib" + File.separator +
-    //                             "rt.jar");
-    // completePackage(seenClasses, rtJar, "java/awt");
-    // completePackage(seenClasses, rtJar, "sun/awt");
-    // completePackage(seenClasses, rtJar, "sun/awt/X11");
-    // completePackage(seenClasses, rtJar, "java/awt/im/spi");
-    // completePackage(seenClasses, rtJar, "java/lang");
-  }
-
-  private static void completePackage(Set<String> seenClasses,
-                                      JarFile jar,
-                                      String packageName) {
-    int len = packageName.length();
-    Enumeration<JarEntry> entries = jar.entries();
-    while (entries.hasMoreElements()) {
-      JarEntry entry = entries.nextElement();
-      String name = entry.getName();
-      if (name.startsWith(packageName) &&
-          name.endsWith(".class") &&
-          name.lastIndexOf('/') == len) {
-        // Trim ".class" from end
-        name = name.substring(0, name.length() - 6);
-        if (seenClasses.add(name)) {
-          System.out.println(name);
-        }
-      }
-    }
-  }
-}