--- a/langtools/src/share/classes/sun/tools/javap/Main.java Wed Jul 01 09:59:16 2009 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,224 +0,0 @@
-/*
- * Copyright 2002-2008 Sun Microsystems, Inc. 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. Sun designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
- */
-
-
-
-package sun.tools.javap;
-
-import java.util.*;
-import java.io.*;
-
-/**
- * Entry point for javap, class file disassembler.
- *
- * @author Sucheta Dambalkar (Adopted code from old javap)
- */
-public class Main {
-
- private Vector<String> classList = new Vector<String>();
- private PrintWriter out;
- JavapEnvironment env = new JavapEnvironment();
- private static boolean errorOccurred = false;
- private static final String progname = "javap";
-
-
- public Main(PrintWriter out){
- this.out = out;
- }
-
- public static void main(String argv[]) {
- // unless first arg is -Xold, use new javap
- if (!(argv.length >= 1 && argv[0].equals("-Xold"))) {
- com.sun.tools.javap.Main.main(argv);
- return;
- }
-
- entry(argv);
- if (errorOccurred) {
- System.exit(1);
- }
- }
-
-
- /**
- * Entry point for tool if you don't want System.exit() called.
- */
- public static void entry(String argv[]) {
- PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out));
- try {
-
- Main jpmain = new Main(out);
- jpmain.perform(argv);
-
- } finally {
- out.close();
- }
- }
-
- /**
- * Process the arguments and perform the desired action
- */
- private void perform(String argv[]) {
- if (parseArguments(argv)) {
- displayResults();
-
- }
- }
-
- private void error(String msg) {
- errorOccurred = true;
- System.err.println(msg);
- System.err.flush();
- }
-
- /**
- * Print usage information
- */
- private void usage() {
- java.io.PrintStream out = System.out;
- out.println("Usage: " + progname + " <options> <classes>...");
- out.println();
- out.println("where options include:");
- out.println(" -c Disassemble the code");
- out.println(" -classpath <pathlist> Specify where to find user class files");
- out.println(" -extdirs <dirs> Override location of installed extensions");
- out.println(" -help Print this usage message");
- out.println(" -J<flag> Pass <flag> directly to the runtime system");
- out.println(" -l Print line number and local variable tables");
- out.println(" -public Show only public classes and members");
- out.println(" -protected Show protected/public classes and members");
- out.println(" -package Show package/protected/public classes");
- out.println(" and members (default)");
- out.println(" -private Show all classes and members");
- out.println(" -s Print internal type signatures");
- out.println(" -bootclasspath <pathlist> Override location of class files loaded");
- out.println(" by the bootstrap class loader");
- out.println(" -verbose Print stack size, number of locals and args for methods");
- out.println(" If verifying, print reasons for failure");
- out.println();
- }
-
- /**
- * Parse the command line arguments.
- * Set flags, construct the class list and create environment.
- */
- private boolean parseArguments(String argv[]) {
- for (int i = 0 ; i < argv.length ; i++) {
- String arg = argv[i];
- if (arg.startsWith("-")) {
- if (arg.equals("-l")) {
- env.showLineAndLocal = true;
- } else if (arg.equals("-private") || arg.equals("-p")) {
- env.showAccess = env.PRIVATE;
- } else if (arg.equals("-package")) {
- env.showAccess = env.PACKAGE;
- } else if (arg.equals("-protected")) {
- env.showAccess = env.PROTECTED;
- } else if (arg.equals("-public")) {
- env.showAccess = env.PUBLIC;
- } else if (arg.equals("-c")) {
- env.showDisassembled = true;
- } else if (arg.equals("-s")) {
- env.showInternalSigs = true;
- } else if (arg.equals("-verbose")) {
- env.showVerbose = true;
- } else if (arg.equals("-v")) {
- env.showVerbose = true;
- } else if (arg.equals("-h")) {
- error("-h is no longer available - use the 'javah' program");
- return false;
- } else if (arg.equals("-verify")) {
- error("-verify is no longer available - use 'java -verify'");
- return false;
- } else if (arg.equals("-verify-verbose")) {
- error("-verify is no longer available - use 'java -verify'");
- return false;
- } else if (arg.equals("-help")) {
- usage();
- return false;
- } else if (arg.equals("-classpath")) {
- if ((i + 1) < argv.length) {
- env.classPathString = argv[++i];
- } else {
- error("-classpath requires argument");
- usage();
- return false;
- }
- } else if (arg.equals("-bootclasspath")) {
- if ((i + 1) < argv.length) {
- env.bootClassPathString = argv[++i];
- } else {
- error("-bootclasspath requires argument");
- usage();
- return false;
- }
- } else if (arg.equals("-extdirs")) {
- if ((i + 1) < argv.length) {
- env.extDirsString = argv[++i];
- } else {
- error("-extdirs requires argument");
- usage();
- return false;
- }
- } else if (arg.equals("-all")) {
- env.showallAttr = true;
- } else if (arg.equals("-Xold")) {
- // ignore: this is old javap
- } else {
- error("invalid flag: " + arg);
- usage();
- return false;
- }
- } else {
- classList.addElement(arg);
- env.nothingToDo = false;
- }
- }
- if (env.nothingToDo) {
- System.out.println("No classes were specified on the command line. Try -help.");
- errorOccurred = true;
- return false;
- }
- return true;
- }
-
- /**
- * Display results
- */
- private void displayResults() {
- for (int i = 0; i < classList.size() ; i++ ) {
- String Name = classList.elementAt(i);
- InputStream classin = env.getFileInputStream(Name);
-
- try {
- JavapPrinter printer = new JavapPrinter(classin, out, env);
- printer.print(); // actual do display
-
- } catch (IllegalArgumentException exc) {
- error(exc.getMessage());
- }
- }
- }
-}