openrs2
/
jode
0
0
Fork 0
Code Issues 1 Pull Requests Releases Wiki Activity

Decompiler, JodeApplet and JodeWindow moved into decompile package

Browse Source 
git-svn-id: https://svn.code.sf.net/p/jode/code/trunk@1199 379699f6-c40d-0410-875b-85095c16579e
branch_1_1
jochen 25 years ago
parent 19f4c534d4
commit 74f161a417
4 changed files with 1 additions and 721 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 364
      jode/jode/Decompiler.java
  2. 46
      jode/jode/JodeApplet.java
  3. 307
      jode/jode/JodeWindow.java
  4. 5
      jode/jode/Makefile.am

364
jode/jode/Decompiler.java
Unescape View File

@ -1,364 +0,0 @@
/* Decompiler Copyright (C) 1998-1999 Jochen Hoenicke.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id$
*/
package jode;
import jode.bytecode.ClassInfo;
import jode.bytecode.SearchPath;
import jode.bytecode.InnerClassInfo;
import jode.decompiler.ClassAnalyzer;
import jode.decompiler.ImportHandler;
import jode.decompiler.TabbedPrintWriter;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.zip.ZipOutputStream;
import java.util.zip.ZipEntry;
import gnu.getopt.LongOpt;
import gnu.getopt.Getopt;
public class Decompiler {
public final static int TAB_SIZE_MASK = 0x0f;
public final static int BRACE_AT_EOL = 0x10;
public final static int SUN_STYLE = 0x14;
public final static int GNU_STYLE = 0x02;
public static final int OPTION_LVT = 0x0001;
public static final int OPTION_INNER = 0x0002;
public static final int OPTION_ANON = 0x0004;
public static final int OPTION_PUSH = 0x0008;
public static final int OPTION_PRETTY = 0x0010;
public static final int OPTION_DECRYPT = 0x0020;
public static final int OPTION_ONETIME = 0x0040;
public static final int OPTION_IMMEDIATE = 0x0080;
public static final int OPTION_VERIFY = 0x0100;
public static final int OPTION_CONTRAFO = 0x0200;
public static int options =
OPTION_LVT | OPTION_INNER | OPTION_ANON |
OPTION_DECRYPT | OPTION_VERIFY | OPTION_CONTRAFO;
private static final int OPTION_START=0x10000;
private static final int OPTION_END =0x20000;
private static final LongOpt[] longOptions = new LongOpt[] {
new LongOpt("cp", LongOpt.REQUIRED_ARGUMENT, null, 'c'),
new LongOpt("classpath", LongOpt.REQUIRED_ARGUMENT, null, 'c'),
new LongOpt("dest", LongOpt.REQUIRED_ARGUMENT, null, 'd'),
new LongOpt("help", LongOpt.NO_ARGUMENT, null, 'h'),
new LongOpt("version", LongOpt.NO_ARGUMENT, null, 'V'),
new LongOpt("verbose", LongOpt.OPTIONAL_ARGUMENT, null, 'v'),
new LongOpt("debug", LongOpt.OPTIONAL_ARGUMENT, null, 'D'),
new LongOpt("import", LongOpt.REQUIRED_ARGUMENT, null, 'i'),
new LongOpt("style", LongOpt.REQUIRED_ARGUMENT, null, 's'),
new LongOpt("lvt", LongOpt.OPTIONAL_ARGUMENT, null,
OPTION_START+0),
new LongOpt("inner", LongOpt.OPTIONAL_ARGUMENT, null,
OPTION_START+1),
new LongOpt("anonymous", LongOpt.OPTIONAL_ARGUMENT, null,
OPTION_START+2),
new LongOpt("push", LongOpt.OPTIONAL_ARGUMENT, null,
OPTION_START+3),
new LongOpt("pretty", LongOpt.OPTIONAL_ARGUMENT, null,
OPTION_START+4),
new LongOpt("decrypt", LongOpt.OPTIONAL_ARGUMENT, null,
OPTION_START+5),
new LongOpt("onetime", LongOpt.OPTIONAL_ARGUMENT, null,
OPTION_START+6),
new LongOpt("immediate", LongOpt.OPTIONAL_ARGUMENT, null,
OPTION_START+7),
new LongOpt("verify", LongOpt.OPTIONAL_ARGUMENT, null,
OPTION_START+8),
new LongOpt("contrafo", LongOpt.OPTIONAL_ARGUMENT, null,
OPTION_START+9)
};
public static int outputStyle = SUN_STYLE;
public static void usage() {
PrintWriter err = GlobalOptions.err;
err.println("Version: " + GlobalOptions.version);
err.println("Usage: java jode.Decompiler [OPTIONS]... [CLASSES]...");
err.println(" -h, --help "+
"show this information.");
err.println(" -V, --version "+
"output version information and exit.");
err.println(" -v, --verbose "+
"be verbose (multiple times means more verbose).");
err.println(" -c, --classpath <path> "+
"search for classes in specified classpath.");
err.println(" "+
"The directories should be separated by ','.");
err.println(" -d, --dest <dir> "+
"write decompiled files to disk into directory destdir.");
err.println(" -s, --style {sun|gnu} "+
"specify indentation style");
err.println(" -i, --import <pkglimit>,<clslimit>");
err.println(" "+
"import classes used more than clslimit times");
err.println(" "+
"and packages with more then pkglimit used classes.");
err.println(" "+
"Limit 0 means, never import, default is 0,1.");
err.println("The following options can be turned on or off with `yes' or `no' argument.");
err.println(" --inner "+
"decompile inner classes (default).");
err.println(" --anonymous "+
"decompile anonymous classes (default).");
err.println(" --contrafo "+
"transform constructors of inner classes (default).");
err.println(" --lvt "+
"use the local variable table (default).");
err.println(" --pretty "+
"use `pretty' names for local variables.");
err.println(" --push "+
"allow PUSH instructions in output.");
err.println(" --decrypt "+
"decrypt encrypted strings (default).");
err.println(" --onetime "+
"remove locals, that are used only one time.");
err.println(" --immediate "+
"output source immediately (may produce buggy code).");
err.println(" --verify "+
"verify code before decompiling it.");
err.println("Debugging options, mainly used to debug this decompiler:");
err.println(" -D, --debug=... "+
"use --debug=help for more information.");
}
public static boolean handleOption(int option, int longind, String arg) {
if (arg == null)
options ^= 1 << option;
else if ("yes".startsWith(arg) || arg.equals("on"))
options |= 1 << option;
else if ("no".startsWith(arg) || arg.equals("off"))
options &= ~(1 << option);
else {
GlobalOptions.err.println
("jode.Decompiler: option --"+longOptions[longind].getName()
+" takes one of `yes', `no', `on', `off' as parameter");
return false;
}
return true;
}
public static boolean skipClass(ClassInfo clazz) {
InnerClassInfo[] outers = clazz.getOuterClasses();
if (outers != null) {
if (outers[0].outer == null) {
return ((Decompiler.options & Decompiler.OPTION_ANON) != 0);
} else {
return ((Decompiler.options & Decompiler.OPTION_INNER) != 0);
}
}
return false;
}
public static void main(String[] params) {
if (params.length == 0) {
usage();
return;
}
String classPath = System.getProperty("java.class.path")
.replace(File.pathSeparatorChar, SearchPath.altPathSeparatorChar);
String destDir = null;
int importPackageLimit = ImportHandler.DEFAULT_PACKAGE_LIMIT;
int importClassLimit = ImportHandler.DEFAULT_CLASS_LIMIT;;
GlobalOptions.err.println(GlobalOptions.copyright);
boolean errorInParams = false;
Getopt g = new Getopt("jode.Decompiler", params, "hVvc:d:D:i:s:",
longOptions, true);
for (int opt = g.getopt(); opt != -1; opt = g.getopt()) {
switch(opt) {
case 0:
break;
case 'h':
usage();
errorInParams = true;
break;
case 'V':
GlobalOptions.err.println(GlobalOptions.version);
break;
case 'c':
classPath = g.getOptarg();
break;
case 'd':
destDir = g.getOptarg();
break;
case 'v': {
String arg = g.getOptarg();
if (arg == null)
GlobalOptions.verboseLevel++;
else {
try {
GlobalOptions.verboseLevel = Integer.parseInt(arg);
} catch (NumberFormatException ex) {
GlobalOptions.err.println
("jode.Decompiler: Argument `"
+arg+"' to --verbose must be numeric:");
errorInParams = true;
}
}
break;
}
case 'D': {
String arg = g.getOptarg();
if (arg == null)
arg = "help";
errorInParams |= !GlobalOptions.setDebugging(arg);
break;
}
case 's': {
String arg = g.getOptarg();
if ("sun".startsWith(arg))
outputStyle = SUN_STYLE;
else if ("gnu".startsWith(arg))
outputStyle = GNU_STYLE;
else {
GlobalOptions.err.println
("jode.Decompiler: Unknown style `"+arg+"'.");
errorInParams = true;
}
break;
}
case 'i': {
String arg = g.getOptarg();
int comma = arg.indexOf(',');
try {
int packLimit = Integer.parseInt(arg.substring(0, comma));
if (packLimit == 0)
packLimit = Integer.MAX_VALUE;
if (packLimit < 0)
throw new IllegalArgumentException();
int clazzLimit = Integer.parseInt(arg.substring(comma+1));
if (clazzLimit == 0)
clazzLimit = Integer.MAX_VALUE;
if (clazzLimit < 0)
throw new IllegalArgumentException();
importPackageLimit = packLimit;
importClassLimit = clazzLimit;
} catch (RuntimeException ex) {
GlobalOptions.err.println
("jode.Decompiler: Invalid argument for -i option.");
errorInParams = true;
}
break;
}
default:
if (opt >= OPTION_START && opt <= OPTION_END) {
errorInParams |= !handleOption(opt-OPTION_START,
g.getLongind(),
g.getOptarg());
} else
errorInParams = true;
break;
}
}
if (errorInParams)
return;
ClassInfo.setClassPath(classPath.toString());
ImportHandler imports = new ImportHandler(importPackageLimit,
importClassLimit);
ZipOutputStream destZip = null;
TabbedPrintWriter writer = null;
if (destDir == null)
writer = new TabbedPrintWriter(System.out, imports);
else if (destDir.toLowerCase().endsWith(".zip")
|| destDir.toLowerCase().endsWith(".jar")) {
try {
destZip = new ZipOutputStream(new FileOutputStream(destDir));
} catch (IOException ex) {
GlobalOptions.err.println("Can't open zip file "+destDir);
ex.printStackTrace(GlobalOptions.err);
return;
}
writer = new TabbedPrintWriter(new BufferedOutputStream(destZip),
imports, false);
}
for (int i= g.getOptind(); i< params.length; i++) {
try {
ClassInfo clazz;
try {
clazz = ClassInfo.forName(params[i]);
} catch (IllegalArgumentException ex) {
GlobalOptions.err.println
("`"+params[i]+"' is not a class name");
continue;
}
if (skipClass(clazz))
continue;
String filename =
params[i].replace('.', File.separatorChar)+".java";
if (destZip != null) {
writer.flush();
destZip.putNextEntry(new ZipEntry(filename));
} else if (destDir != null) {
File file = new File (destDir, filename);
File directory = new File(file.getParent());
if (!directory.exists() && !directory.mkdirs()) {
GlobalOptions.err.println
("Could not create directory "
+ directory.getPath() + ", check permissions.");
}
writer = new TabbedPrintWriter
(new BufferedOutputStream(new FileOutputStream(file)),
imports, false);
}
GlobalOptions.err.println(params[i]);
ClassAnalyzer clazzAna = new ClassAnalyzer(clazz, imports);
clazzAna.dumpJavaFile(writer);
if (destZip != null) {
writer.flush();
destZip.closeEntry();
} else if (destDir != null)
writer.close();
/* Now is a good time to clean up */
System.gc();
} catch (IOException ex) {
GlobalOptions.err.println
("Can't write source of "+params[i]+".");
GlobalOptions.err.println("Check the permissions.");
ex.printStackTrace(GlobalOptions.err);
}
}
if (destZip != null) {
try {
destZip.close();
} catch (IOException ex) {
GlobalOptions.err.println("Can't close Zipfile");
ex.printStackTrace(GlobalOptions.err);
}
}
}
}

46
jode/jode/JodeApplet.java
Unescape View File

@ -1,46 +0,0 @@
/* JodeApplet Copyright (C) 1999 Jochen Hoenicke.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id$
*/
package jode;
import java.applet.*;
import java.awt.*;
import java.awt.event.*;
import java.io.*;
public class JodeApplet extends Applet {
JodeWindow jodeWin = new JodeWindow(this);
///#ifdef AWT10
/// public boolean action(Event e, Object arg) {
/// jodeWin.action(e, arg);
/// return true;
/// }
///#endif
public void init() {
String cp = getParameter("classpath");
if (cp != null)
jodeWin.setClasspath(cp);
String cls = getParameter("class");
if (cls != null)
jodeWin.setClass(cls);
setFont(new Font("dialog", Font.PLAIN, 10));
}
}

307
jode/jode/JodeWindow.java
Unescape View File

@ -1,307 +0,0 @@
/* JodeWindow Copyright (C) 1999 Jochen Hoenicke.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id$
*/
package jode;
import java.applet.*;
import java.awt.*;
///#ifndef AWT10
import java.awt.event.*;
///#endif
import java.io.*;
import jode.bytecode.ClassInfo;
import jode.bytecode.SearchPath;
import jode.decompiler.*;
public class JodeWindow
implements Runnable
///#ifndef AWT10
, ActionListener
///#endif
{
TextField classpathField, classField;
TextArea sourcecodeArea, errorArea;
Checkbox verboseCheck, prettyCheck;
Button startButton, saveButton;
String lastClassName;
Frame frame;
Thread decompileThread;
public JodeWindow(Container window) {
buildComponents(window);
}
private void buildComponents(Container window) {
if (window instanceof Frame)
frame = (Frame) window;
classpathField = new TextField(50);
classField = new TextField(50);
sourcecodeArea = new TextArea(20, 80);
errorArea = new TextArea(3, 80);
verboseCheck = new Checkbox("verbose", false);
prettyCheck = new Checkbox("pretty", false);
startButton = new Button("start");
saveButton = new Button("save");
///#ifdef AWT10
/// saveButton.disable();
///#else
saveButton.setEnabled(false);
///#endif
sourcecodeArea.setEditable(false);
errorArea.setEditable(false);
Font monospaced = new Font("monospaced", Font.PLAIN, 10);
sourcecodeArea.setFont(monospaced);
errorArea.setFont(monospaced);
GridBagLayout gbl = new GridBagLayout();
window.setLayout(gbl);
GridBagConstraints labelConstr = new GridBagConstraints();
GridBagConstraints textConstr = new GridBagConstraints();
GridBagConstraints areaConstr = new GridBagConstraints();
GridBagConstraints checkConstr = new GridBagConstraints();
GridBagConstraints buttonConstr = new GridBagConstraints();
labelConstr.fill = GridBagConstraints.NONE;
textConstr.fill = GridBagConstraints.HORIZONTAL;
areaConstr.fill = GridBagConstraints.BOTH;
checkConstr.fill = GridBagConstraints.NONE;
buttonConstr.fill = GridBagConstraints.NONE;
labelConstr.anchor = GridBagConstraints.EAST;
textConstr.anchor = GridBagConstraints.CENTER;
checkConstr.anchor = GridBagConstraints.WEST;
buttonConstr.anchor = GridBagConstraints.CENTER;
labelConstr.anchor = GridBagConstraints.EAST;
textConstr.gridwidth = GridBagConstraints.REMAINDER;
textConstr.weightx = 1.0;
areaConstr.gridwidth = GridBagConstraints.REMAINDER;
areaConstr.weightx = 1.0;
areaConstr.weighty = 1.0;
///#ifdef AWT10
/// Label label = new Label("class path: ");
/// gbl.setConstraints(label, labelConstr);
/// window.add(label);
/// gbl.setConstraints(classpathField, textConstr);
/// window.add(classpathField);
/// label = new Label("class name: ");
/// gbl.setConstraints(label, labelConstr);
/// window.add(label);
/// gbl.setConstraints(classField, textConstr);
/// window.add(classField);
/// gbl.setConstraints(verboseCheck, checkConstr);
/// window.add(verboseCheck);
/// gbl.setConstraints(prettyCheck, checkConstr);
/// window.add(prettyCheck);
/// labelConstr.weightx = 1.0;
/// label = new Label();
/// gbl.setConstraints(label, labelConstr);
/// window.add(label);
/// gbl.setConstraints(startButton, buttonConstr);
/// window.add(startButton);
/// buttonConstr.gridwidth = GridBagConstraints.REMAINDER;
/// gbl.setConstraints(saveButton, buttonConstr);
/// window.add(saveButton);
/// gbl.setConstraints(sourcecodeArea, areaConstr);
/// window.add(sourcecodeArea);
/// areaConstr.gridheight = GridBagConstraints.REMAINDER;
/// areaConstr.weighty = 0.0;
/// gbl.setConstraints(errorArea, areaConstr);
/// window.add(errorArea);
///#else
window.add(new Label("class path: "), labelConstr);
window.add(classpathField, textConstr);
window.add(new Label("class name: "), labelConstr);
window.add(classField, textConstr);
window.add(verboseCheck, checkConstr);
window.add(prettyCheck, checkConstr);
labelConstr.weightx = 1.0;
window.add(new Label(), labelConstr);
window.add(startButton, buttonConstr);
buttonConstr.gridwidth = GridBagConstraints.REMAINDER;
window.add(saveButton, buttonConstr);
window.add(sourcecodeArea, areaConstr);
areaConstr.gridheight = GridBagConstraints.REMAINDER;
areaConstr.weighty = 0.0;
window.add(errorArea, areaConstr);
startButton.addActionListener(this);
saveButton.addActionListener(this);
///#endif
GlobalOptions.err = new PrintWriter(new AreaWriter(errorArea));
}
public void setClasspath(String cp) {
classpathField.setText(cp);
}
public void setClass(String cls) {
classField.setText(cls);
}
///#ifdef AWT10
/// public synchronized void action(Event e, Object target) {
///#else
public synchronized void actionPerformed(ActionEvent e) {
Object target = e.getSource();
///#endif
if (target == startButton) {
///#ifdef AWT10
/// startButton.disable();
///#else
startButton.setEnabled(false);
///#endif
decompileThread = new Thread(this);
sourcecodeArea.setText("Please wait, while decompiling...\n");
decompileThread.start();
} else if (target == saveButton) {
if (frame == null)
frame = new Frame(); //XXX
FileDialog fd = new FileDialog(frame,
"Save decompiled code",
FileDialog.SAVE);
fd.setFile(lastClassName.substring
(lastClassName.lastIndexOf('.')+1).concat(".java"));
fd.show();
String fileName = fd.getFile();
if (fileName == null)
return;
try {
File f = new File(new File(fd.getDirectory()), fileName);
FileWriter out = new FileWriter(f);
out.write(sourcecodeArea.getText());
out.close();
} catch (IOException ex) {
errorArea.setText("");
GlobalOptions.err.println("Couldn't write to file "
+ fileName + ": ");
ex.printStackTrace(GlobalOptions.err);
} catch (SecurityException ex) {
errorArea.setText("");
GlobalOptions.err.println("Couldn't write to file "
+ fileName + ": ");
ex.printStackTrace(GlobalOptions.err);
}
}
}
public class AreaWriter extends Writer {
boolean initialized = false;
private TextArea area;
public AreaWriter(TextArea a) {
area = a;
}
public void write(char[] b, int off, int len) throws IOException {
if (!initialized) {
area.setText("");
initialized = true;
}
///#ifdef AWT10
/// area.appendText(new String(b, off, len));
///#else
area.append(new String(b, off, len));
///#endif
}
public void flush() {
}
public void close() {
}
}
public void run() {
GlobalOptions.verboseLevel = verboseCheck.getState() ? 1 : 0;
if (prettyCheck.getState())
Decompiler.options |= Decompiler.OPTION_PRETTY;
else
Decompiler.options &= ~Decompiler.OPTION_PRETTY;
errorArea.setText("");
///#ifdef AWT10
/// saveButton.disable();
///#else
saveButton.setEnabled(false);
///#endif
lastClassName = classField.getText();
ClassInfo.setClassPath(classpathField.getText());
ImportHandler imports = new ImportHandler();
try {
ClassInfo clazz;
try {
clazz = ClassInfo.forName(lastClassName);
} catch (IllegalArgumentException ex) {
sourcecodeArea.setText
("`"+lastClassName+"' is not a class name\n"
+"You have to give a full qualified classname "
+"with '.' as package delimiter \n"
+"and without .class ending");
return;
}
TabbedPrintWriter writer =
new TabbedPrintWriter(new AreaWriter(sourcecodeArea), imports);
ClassAnalyzer clazzAna = new ClassAnalyzer(null, clazz, imports);
clazzAna.dumpJavaFile(writer);
///#ifdef AWT10
/// saveButton.enable();
///#else
saveButton.setEnabled(true);
///#endif
} catch (Throwable t) {
sourcecodeArea.setText("Didn't succeed.\n"
+"Check the below area for more info.");
t.printStackTrace();
} finally {
synchronized(this) {
decompileThread = null;
///#ifdef AWT10
/// startButton.enable();
///#else
startButton.setEnabled(true);
///#endif
}
}
}
public static void main(String argv[]) {
Frame frame = new Frame(GlobalOptions.copyright);
JodeWindow win = new JodeWindow(frame);
String cp = System.getProperty("java.class.path");
if (cp != null)
win.setClasspath(cp.replace(File.pathSeparatorChar,
SearchPath.altPathSeparatorChar));
String cls = win.getClass().getName();
win.setClass(cls);
///#ifndef AWT10
frame.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
///#endif
frame.pack();
frame.show();
}
}

5
jode/jode/Makefile.am
Unescape View File

@ -14,10 +14,7 @@ BUILD_CLASSPATH = $(top_srcdir):$(top_builddir):$(CLASSPATH):$(CLASSLIB)
MY_JAVA_FILES = \
AssertError.java \
Decompiler.java \
GlobalOptions.java \
JodeApplet.java \
JodeWindow.java
GlobalOptions.java
noinst_DATA = $(MY_JAVA_FILES:.java=.class)
EXTRA_DIST = $(MY_JAVA_FILES)

Write Preview
Loading…
Cancel
Save