New stuff

src/me/ByteEdit/boxes/CompilationSuccess.java

@@ -3,46 +3,16 @@ package me.ByteEdit.boxes;
 import java.awt.BorderLayout;
 import java.awt.Color;
 import java.awt.Toolkit;
-import java.awt.event.ActionEvent;
-import java.awt.event.ActionListener;
-import java.awt.event.KeyEvent;
-import java.io.ByteArrayOutputStream;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.PrintWriter;
-import java.io.StringWriter;
-import java.net.URI;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.util.Arrays;
-import java.util.Iterator;
-import java.util.Set;
 
-import javax.swing.JComponent;
 import javax.swing.JFrame;
 import javax.swing.JPanel;
-import javax.swing.KeyStroke;
 import javax.swing.UIManager;
 import javax.swing.border.EmptyBorder;
-import javax.tools.FileObject;
-import javax.tools.JavaCompiler;
-import javax.tools.JavaCompiler.CompilationTask;
-import javax.tools.JavaFileManager;
-import javax.tools.JavaFileObject;
-import javax.tools.JavaFileObject.Kind;
-import javax.tools.SimpleJavaFileObject;
-import javax.tools.StandardJavaFileManager;
-import javax.tools.ToolProvider;
 
 import org.fife.ui.rsyntaxtextarea.RSyntaxTextArea;
 import org.fife.ui.rsyntaxtextarea.SyntaxConstants;
 import org.fife.ui.rtextarea.RTextScrollPane;
-import org.objectweb.asm.ClassReader;
-import org.objectweb.asm.tree.ClassNode;
 
-import me.ByteEdit.edit.Disassembler;
 import me.ByteEdit.main.Main;
 
 public class CompilationSuccess extends JFrame {

src/me/ByteEdit/boxes/GlobalSearchBox.java

@@ -141,7 +141,7 @@ public class GlobalSearchBox extends JFrame {
 		openBox.model.clear();
 		Set<Info> set = new HashSet<>();
 		if (!txtString.getText().isEmpty()) {
-			String str = txtString.getText();
+			String str = UnicodeUtils.unescape(txtString.getText());
 			if (ignoreCase) {
 				str = str.toLowerCase();
 			}
@@ -162,19 +162,24 @@ public class GlobalSearchBox extends JFrame {
 			}
 		} else {
 			String owner = UnicodeUtils.unescape(txtOwner.getText());
+			boolean wildCardOwner = owner.isEmpty();
 			String name = UnicodeUtils.unescape(txtName.getText());
+			boolean wildCardName = name.isEmpty();
 			String desc = UnicodeUtils.unescape(txtDesc.getText());
+			boolean wildCardDesc = desc.isEmpty();
 			for (ClassNode cn : Main.classNodes.values()) {
 				for (MethodNode mn : cn.methods) {
 					for (AbstractInsnNode insn : mn.instructions.toArray()) {
 						if (insn instanceof FieldInsnNode) {
-							if (((FieldInsnNode) insn).owner.equals(owner) && ((FieldInsnNode) insn).name.equals(name)
-									&& ((FieldInsnNode) insn).desc.equals(desc)) {
+							if ((wildCardOwner || ((FieldInsnNode) insn).owner.equals(owner))
+									&& (wildCardName || ((FieldInsnNode) insn).name.equals(name))
+									&& (wildCardDesc || ((FieldInsnNode) insn).desc.equals(desc))) {
 								set.add(new Info(cn.name, mn.name, mn.desc, mn));
 							}
 						} else if (insn instanceof MethodInsnNode) {
-							if (((MethodInsnNode) insn).owner.equals(owner) && ((MethodInsnNode) insn).name.equals(name)
-									&& ((MethodInsnNode) insn).desc.equals(desc)) {
+							if ((wildCardOwner || ((MethodInsnNode) insn).owner.equals(owner))
+									&& (wildCardName || ((MethodInsnNode) insn).name.equals(name))
+									&& (wildCardDesc || ((MethodInsnNode) insn).desc.equals(desc))) {
 								set.add(new Info(cn.name, mn.name, mn.desc, mn));
 							}
 						}

src/me/ByteEdit/boxes/GlobalSearchOpenBox.java

@@ -14,7 +14,6 @@ import javax.swing.event.ListSelectionEvent;
 import javax.swing.event.ListSelectionListener;
 import javax.swing.text.BadLocationException;
 
-import org.objectweb.asm.tree.ClassNode;
 import org.objectweb.asm.tree.MethodNode;
 
 import me.ByteEdit.main.Main;
@@ -79,7 +78,7 @@ public class GlobalSearchOpenBox extends JFrame {
 			this.name = name;
 			this.desc = desc;
 			this.mn = mn;
-			nodePath = owner + ".class";
+			nodePath = Main.getFullName(owner);
 		}
 
 		@Override

src/me/ByteEdit/boxes/RenameBox.java

@@ -79,7 +79,7 @@ public class RenameBox extends JFrame {
 					JOptionPane.showMessageDialog(null, "Desc not set!", "Error!", JOptionPane.ERROR_MESSAGE);
 					return;
 				}
-				ClassNode clazz = Main.classNodes.get(className + ".class");
+				ClassNode clazz = Main.classNodes.get(Main.getFullName(className));
 				if (clazz == null) {
 					JOptionPane.showMessageDialog(null, "ClassNode not found!", "Error!", JOptionPane.ERROR_MESSAGE);
 					return;
@@ -94,7 +94,7 @@ public class RenameBox extends JFrame {
 					if (newDesc.startsWith("(")) { // method
 						ClassNode lastHit = clazz;
 						while (clazz != null && clazz.superName != null) {
-							ClassNode tmp = Main.classNodes.get(clazz.superName + ".class");
+							ClassNode tmp = Main.classNodes.get(Main.getFullName(clazz.superName));
 							if (tmp != null) {
 								boolean found = false;
 								for (MethodNode mn : clazz.methods) {
@@ -127,7 +127,7 @@ public class RenameBox extends JFrame {
 										extendsMyClass = true;
 										break;
 									}
-									ClassNode tmp = Main.classNodes.get(checkCN.superName + ".class");
+									ClassNode tmp = Main.classNodes.get(Main.getFullName(checkCN.superName));
 									if (tmp != null) {
 										checkCN = tmp;
 									} else {
@@ -230,6 +230,7 @@ public class RenameBox extends JFrame {
 				}
 				name = newName;
 				desc = newDesc;
+				RenameBox.this.setVisible(false);
 			}
 		});
 		btnRename.setBounds(345, 237, 89, 23);

src/me/ByteEdit/boxes/TypeOpenBox.java

@@ -19,6 +19,7 @@ import javax.swing.event.ListSelectionEvent;
 import javax.swing.event.ListSelectionListener;
 
 import me.ByteEdit.main.Main;
+import me.ByteEdit.utils.UnicodeUtils;
 
 public class TypeOpenBox extends JFrame {
 
@@ -81,7 +82,7 @@ public class TypeOpenBox extends JFrame {
 				if (txtSearch.getText().isEmpty()) {
 					return;
 				}
-				String search = txtSearch.getText().toLowerCase();
+				String search = UnicodeUtils.unescape(txtSearch.getText()).toLowerCase();
 				if (search.contains("/")) {
 					for (String s : Main.classNodes.keySet()) {
 						String className = s.substring(0, s.length() - 6);

src/me/ByteEdit/edit/Assembler.java

@@ -1,7 +1,6 @@
 package me.ByteEdit.edit;
 
 import java.io.StringReader;
-import java.lang.reflect.Constructor;
 import java.math.BigInteger;
 import java.util.ArrayList;
 import java.util.HashMap;
@@ -46,6 +45,7 @@ import org.objectweb.asm.tree.VarInsnNode;
 import me.ByteEdit.main.Main;
 import me.ByteEdit.utils.ClassUtil;
 import me.ByteEdit.utils.CustomBufferedReader;
+import me.ByteEdit.utils.OpcodesReverse;
 import me.ByteEdit.utils.SwitchIntContainer;
 import me.ByteEdit.utils.UnicodeUtils;
 
@@ -356,7 +356,7 @@ public class Assembler {
 									_end = new LabelNode(entry.getKey());
 								}
 							}
-							node.localVariables.add(new LocalVariableNode(sp[0],
+							node.localVariables.add(new LocalVariableNode(UnicodeUtils.unescape(sp[0]),
 									UnicodeUtils.unescape(sp[1].substring(1, sp[1].length() - 2)), signat, _start, _end,
 									Integer.parseInt(sp[2].substring(0, sp[2].length() - 2))));
 						}
@@ -492,6 +492,31 @@ public class Assembler {
 		}
 	}
 
+	private static String[] splitWithStrings(String s) {
+		ArrayList<String> ret = new ArrayList<>();
+		String[] split = s.split(", ");
+		String building = null;
+
+		for (int i = 0; i < split.length; i++) {
+			if (split[i].startsWith("(")) {
+				ret.add(split[i]);
+			} else if (split[i].endsWith("\"")) {
+				if (building == null)
+					ret.add(split[i]);
+				else
+					ret.add(building + ", " + split[i]);
+				building = null;
+			} else {
+				if (building == null)
+					building = split[i];
+				else
+					building += ", " + split[i];
+			}
+		}
+
+		return ret.toArray(new String[0]);
+	}
+
 	private static AnnotationNode parseAnnotation(String s) {
 		s = s.substring(1);
 		String[] split = s.split(" ");
@@ -510,7 +535,7 @@ public class Assembler {
 				if (value.endsWith("]"))
 					value = value.substring(0, value.length() - 1);
 				if (value.startsWith("{ ")) {
-					String split3[] = value.substring(2, value.length() - 2).split(", ");
+					String split3[] = splitWithStrings(value.substring(2, value.length() - 2));
 					List<Object> list = new ArrayList<>();
 					for (String rofl : split3) {
 						rofl = UnicodeUtils.unescape(rofl);
@@ -790,13 +815,11 @@ public class Assembler {
 					if (str.startsWith("Type: ")) {
 						str = str.substring(8, str.length() - 2);
 						String[] split2 = str.split("\n\t");
-						Constructor<Type> constr = Type.class.getDeclaredConstructor(int.class, String.class, int.class,
-								int.class);
-						constr.setAccessible(true);
 						String type = split2[0].substring(7);
-						val = constr.newInstance(new Object[] { ClassUtil.getIDFromClassNameForType(type),
-								split2[3].substring(6, split2[3].length() - 1),
-								Integer.parseInt(split2[1].substring(7)), Integer.parseInt(split2[2].substring(5)) });
+						// Reflection
+						val = new Type(ClassUtil.getIDFromClassNameForType(type),
+								UnicodeUtils.unescape(split2[3].substring(6, split2[3].length() - 1)),
+								Integer.parseInt(split2[1].substring(7)), Integer.parseInt(split2[2].substring(5)));
 					} else if (str.startsWith("\"") && str.endsWith("\"")) {
 						val = UnicodeUtils.unescape(str.substring(1, str.length() - 1));
 					} else if (str.endsWith("l")) {
@@ -1472,18 +1495,16 @@ public class Assembler {
 					if (st.equals("]")) {
 						if (stage == 1) {
 							try {
-								Constructor<Type> constr = Type.class.getDeclaredConstructor(int.class, String.class,
-										int.class, int.class);
-								constr.setAccessible(true);
-								args.add(constr.newInstance(new Object[] { Integer.parseInt(vals.get(0).substring(6)),
+								// Reflection
+								args.add(new Type(ClassUtil.getIDFromClassNameForType(vals.get(0).substring(6)),
 										UnicodeUtils.unescape(vals.get(3).substring(6, vals.get(3).length() - 1)),
 										Integer.parseInt(vals.get(1).substring(7)),
-										Integer.parseInt(vals.get(2).substring(5)) }));
+										Integer.parseInt(vals.get(2).substring(5))));
 							} catch (Exception e) {
 								throw e;
 							}
 						} else if (stage == 2) {
-							args.add(new Handle(Integer.parseInt(vals.get(4).substring(5)),
+							args.add(new Handle(OpcodesReverse.getHandleOpcode(vals.get(4).substring(5)),
 									UnicodeUtils.unescape(vals.get(1).substring(7)),
 									UnicodeUtils.unescape(vals.get(0).substring(6)),
 									UnicodeUtils.unescape(vals.get(2).substring(6)),
@@ -1502,6 +1523,18 @@ public class Assembler {
 					} else if (stage == 2) {
 						st = st.substring(1);
 						vals.add(st);
+					} else if (stage == 0) {
+						if (st.startsWith("\"") && st.endsWith("\"")) {
+							args.add(UnicodeUtils.unescape(st.substring(1, st.length() - 1)));
+						} else if (st.endsWith("l")) {
+							args.add(Long.parseLong(st.substring(0, st.length() - 1)));
+						} else if (st.endsWith("f")) {
+							args.add(Float.parseFloat(st.substring(0, st.length() - 1)));
+						} else if (st.contains(".")) {
+							args.add(Double.parseDouble(st));
+						} else {
+							args.add(Integer.parseInt(st));
+						}
 					}
 				}
 				Object[] _args = new Object[args.size()];
@@ -1512,9 +1545,9 @@ public class Assembler {
 				}
 				return new InvokeDynamicInsnNode(UnicodeUtils.unescape(sp[0].substring(7)),
 						UnicodeUtils.unescape(sp[1].substring(6)),
-						new Handle(Integer.parseInt(sp[7].substring(6)), UnicodeUtils.unescape(sp[4].substring(8)),
-								UnicodeUtils.unescape(sp[3].substring(7)), UnicodeUtils.unescape(sp[5].substring(7)),
-								Boolean.parseBoolean(sp[6].substring(14))),
+						new Handle(OpcodesReverse.getHandleOpcode(sp[7].substring(6)),
+								UnicodeUtils.unescape(sp[4].substring(8)), UnicodeUtils.unescape(sp[3].substring(7)),
+								UnicodeUtils.unescape(sp[5].substring(7)), Boolean.parseBoolean(sp[6].substring(14))),
 						_args);
 			}
 			case "new": {

src/me/ByteEdit/edit/Disassembler.java

@@ -1,6 +1,5 @@
 package me.ByteEdit.edit;
 
-import java.lang.reflect.Field;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashMap;
@@ -118,12 +117,14 @@ public class Disassembler {
 												}
 											}
 										} else {
-											s += "\"" + obj + "\"";
+											s += "\"" + UnicodeUtils.escape(String.valueOf(obj)) + "\"";
 										}
 										s += ", ";
 									}
 									s = s.substring(0, s.length() - 2);
 									s += " }]";
+								} else if (o instanceof String) {
+									s += "\"" + UnicodeUtils.escapeWithSpaces((String) o) + "\"], ";
 								} else {
 									s += "(" + o.getClass().getName().replace(".", "/") + ") " + o + "], ";
 								}
@@ -216,7 +217,7 @@ public class Disassembler {
 													}
 												}
 											} else {
-												s += "\"" + obj + "\"";
+												s += "\"" + UnicodeUtils.escape(String.valueOf(obj)) + "\"";
 											}
 											s += ", ";
 										}
@@ -294,7 +295,7 @@ public class Disassembler {
 														}
 													}
 												} else {
-													s += "\"" + obj + "\"";
+													s += "\"" + UnicodeUtils.escape(String.valueOf(obj)) + "\"";
 												}
 												s += ", ";
 											}
@@ -384,18 +385,15 @@ public class Disassembler {
 	}
 
 	public static String disassembleInstruction(AbstractInsnNode n, HashMap<Label, Integer> labels) {
-		switch (n.getClass().getSimpleName()) {
-		case "FieldInsnNode": {
+		if (FieldInsnNode.class.isInstance(n)) {
 			FieldInsnNode node = (FieldInsnNode) n;
 			return "\t\t" + OpcodesReverse.reverseOpcode(node.getOpcode()) + " "
 					+ UnicodeUtils.escapeWithSpaces(node.desc) + " " + UnicodeUtils.escapeWithSpaces(node.owner) + "/"
 					+ UnicodeUtils.escapeWithSpaces(node.name).replace("/", "\\u002F") + "\n";
-		}
-		case "LabelNode": {
+		} else if (LabelNode.class.isInstance(n)) {
 			LabelNode node = (LabelNode) n;
 			return "\t\t// label " + labels.get(node.getLabel()) + "\n";
-		}
-		case "FrameNode": {
+		} else if (FrameNode.class.isInstance(n)) {
 			FrameNode node = (FrameNode) n;
 			String type = "";
 			switch (node.type) {
@@ -472,12 +470,10 @@ public class Disassembler {
 			}
 			s += "\n";
 			return s;
-		}
-		case "LineNumberNode": {
+		} else if (LineNumberNode.class.isInstance(n)) {
 			LineNumberNode node = (LineNumberNode) n;
 			return "\t\t// line " + node.line + " " + labels.get(node.start.getLabel()) + "\n";
-		}
-		case "InvokeDynamicInsnNode": {
+		} else if (InvokeDynamicInsnNode.class.isInstance(n)) {
 			InvokeDynamicInsnNode node = (InvokeDynamicInsnNode) n;
 			String s = "\t\t" + OpcodesReverse.reverseOpcode(node.getOpcode()) + " [\n\t\t\tname: "
 					+ UnicodeUtils.escapeWithSpaces(node.name).replace("/", "\\u002F") + "\n\t\t\tdesc: "
@@ -485,25 +481,15 @@ public class Disassembler {
 					+ UnicodeUtils.escapeWithSpaces(node.bsm.getName()) + "\n\t\t\t\towner: "
 					+ UnicodeUtils.escapeWithSpaces(node.bsm.getOwner()) + "\n\t\t\t\tdesc: "
 					+ UnicodeUtils.escapeWithSpaces(node.bsm.getDesc()) + "\n\t\t\t\tisInterface: "
-					+ node.bsm.isInterface() + "\n\t\t\t\ttag: " + node.bsm.getTag() + "\n\t\t\t]\n\t\t\targs: [\n";
+					+ node.bsm.isInterface() + "\n\t\t\t\ttag: " + OpcodesReverse.reverseHandleOpcode(node.bsm.getTag())
+					+ "\n\t\t\t]\n\t\t\targs: [\n";
 			for (Object l : node.bsmArgs) {
 				if (l.getClass().getName().equals("org.objectweb.asm.Type")) {
 					Type type = (Type) l;
-					int valueBegin = 0;
-					int valueEnd = 0;
-					String buf = null;
-					try {
-						Field f_off = Type.class.getDeclaredField("valueBegin");
-						f_off.setAccessible(true);
-						valueBegin = f_off.getInt(type);
-						Field f_len = Type.class.getDeclaredField("valueEnd");
-						f_len.setAccessible(true);
-						valueEnd = f_len.getInt(type);
-						Field f_buf = Type.class.getDeclaredField("valueBuffer");
-						f_buf.setAccessible(true);
-						buf = (String) f_buf.get(type);
-					} catch (Exception e) {
-					}
+					int valueBegin = type.valueBegin;
+					int valueEnd = type.valueEnd;
+					String buf = type.valueBuffer;
+					// Reflection
 					s += "\t\t\t\tType: [\n\t\t\t\t\ttype: " + ClassUtil.getClassNameFromType(type)
 							+ "\n\t\t\t\t\tstart: " + valueBegin + "\n\t\t\t\t\tend: " + valueEnd + "\n\t\t\t\t\tbuf: "
 							+ ClassUtil.getDecompiledValue(buf, "");
@@ -514,7 +500,7 @@ public class Disassembler {
 							+ UnicodeUtils.escapeWithSpaces(h.getName()).replace("/", "\\u002F") + "\n\t\t\t\t\towner: "
 							+ UnicodeUtils.escapeWithSpaces(h.getOwner()) + "\n\t\t\t\t\tdesc: "
 							+ UnicodeUtils.escapeWithSpaces(h.getDesc()) + "\n\t\t\t\t\tisInterface: " + h.isInterface()
-							+ "\n\t\t\t\t\ttag: " + h.getTag();
+							+ "\n\t\t\t\t\ttag: " + OpcodesReverse.reverseHandleOpcode(h.getTag());
 					s += "\n\t\t\t\t]\n";
 				} else {
 					s += "\t\t\t\t" + ClassUtil.getDecompiledValue(l, "") + "\n";
@@ -522,24 +508,20 @@ public class Disassembler {
 			}
 			s += "\t\t\t]\n\t\t]\n";
 			return s;
-		}
-		case "MethodInsnNode": {
+		} else if (MethodInsnNode.class.isInstance(n)) {
 			MethodInsnNode node = (MethodInsnNode) n;
 			return "\t\t" + OpcodesReverse.reverseOpcode(node.getOpcode()) + " "
 					+ UnicodeUtils.escapeWithSpaces(node.desc) + " " + UnicodeUtils.escapeWithSpaces(node.owner) + "/"
 					+ UnicodeUtils.escapeWithSpaces(node.name).replace("/", "\\u002F") + "\n";
-		}
-		case "TypeInsnNode": {
+		} else if (TypeInsnNode.class.isInstance(n)) {
 			TypeInsnNode node = (TypeInsnNode) n;
 			return "\t\t" + OpcodesReverse.reverseOpcode(node.getOpcode()) + " "
 					+ UnicodeUtils.escapeWithSpaces(node.desc) + "\n";
-		}
-		case "MultiANewArrayInsnNode": {
+		} else if (MultiANewArrayInsnNode.class.isInstance(n)) {
 			MultiANewArrayInsnNode node = (MultiANewArrayInsnNode) n;
 			return "\t\t" + OpcodesReverse.reverseOpcode(node.getOpcode()) + " "
 					+ UnicodeUtils.escapeWithSpaces(node.desc) + " " + node.dims + "\n";
-		}
-		case "LdcInsnNode": {
+		} else if (LdcInsnNode.class.isInstance(n)) {
 			LdcInsnNode node = (LdcInsnNode) n;
 			switch (node.cst.getClass().getSimpleName()) {
 			case "String":
@@ -552,21 +534,10 @@ public class Disassembler {
 			}
 			case "Type": {
 				Type type = (Type) node.cst;
-				int valueBegin = 0;
-				int valueEnd = 0;
-				String buf = null;
-				try {
-					Field f_off = Type.class.getDeclaredField("valueBegin");
-					f_off.setAccessible(true);
-					valueBegin = f_off.getInt(type);
-					Field f_len = Type.class.getDeclaredField("valueEnd");
-					f_len.setAccessible(true);
-					valueEnd = f_len.getInt(type);
-					Field f_buf = Type.class.getDeclaredField("valueBuffer");
-					f_buf.setAccessible(true);
-					buf = (String) f_buf.get(type);
-				} catch (Exception e) {
-				}
+				int valueBegin = type.valueBegin;
+				int valueEnd = type.valueEnd;
+				String buf = type.valueBuffer;
+				// Reflection
 				String s = "\t\t" + OpcodesReverse.reverseOpcode(n.getOpcode()) + " Type: [\n\t\t\ttype: "
 						+ ClassUtil.getClassNameFromType(type) + "\n\t\t\tstart: " + valueBegin + "\n\t\t\tend: "
 						+ valueEnd + "\n\t\t\tbuf: " + ClassUtil.getDecompiledValue(buf, "");
@@ -578,16 +549,13 @@ public class Disassembler {
 						+ node.cst.getClass().getName().replace(".", "/") + " " + node.cst + "\n";
 			}
 			}
-		}
-		case "VarInsnNode": {
+		} else if (VarInsnNode.class.isInstance(n)) {
 			VarInsnNode node = (VarInsnNode) n;
 			return "\t\t" + OpcodesReverse.reverseOpcode(n.getOpcode()) + " " + node.var + "\n";
-		}
-		case "InsnNode": {
+		} else if (InsnNode.class.isInstance(n)) {
 			InsnNode node = (InsnNode) n;
 			return "\t\t" + OpcodesReverse.reverseOpcode(n.getOpcode()) + "\n";
-		}
-		case "IntInsnNode": {
+		} else if (IntInsnNode.class.isInstance(n)) {
 			IntInsnNode node = (IntInsnNode) n;
 			if (n.getOpcode() == Opcodes.NEWARRAY) {
 				return "\t\t" + OpcodesReverse.reverseOpcode(n.getOpcode()) + " "
@@ -595,13 +563,11 @@ public class Disassembler {
 			} else {
 				return "\t\t" + OpcodesReverse.reverseOpcode(n.getOpcode()) + " " + node.operand + "\n";
 			}
-		}
-		case "JumpInsnNode": {
+		} else if (JumpInsnNode.class.isInstance(n)) {
 			JumpInsnNode node = (JumpInsnNode) n;
 			return "\t\t" + OpcodesReverse.reverseOpcode(n.getOpcode()) + " " + labels.get(node.label.getLabel())
 					+ "\n";
-		}
-		case "TableSwitchInsnNode": {
+		} else if (TableSwitchInsnNode.class.isInstance(n)) {
 			TableSwitchInsnNode node = (TableSwitchInsnNode) n;
 			String s = "\t\t" + OpcodesReverse.reverseOpcode(n.getOpcode()) + " [\n\t\t\tmin: " + node.min
 					+ "\n\t\t\tmax: " + node.max + "\n\t\t\tdefault: " + labels.get(node.dflt.getLabel())
@@ -611,8 +577,7 @@ public class Disassembler {
 			}
 			s += "\t\t\t]\n\t\t]\n";
 			return s;
-		}
-		case "LookupSwitchInsnNode": {
+		} else if (LookupSwitchInsnNode.class.isInstance(n)) {
 			LookupSwitchInsnNode node = (LookupSwitchInsnNode) n;
 			String s = "\t\t" + OpcodesReverse.reverseOpcode(n.getOpcode()) + " [\n\t\t\tdefault: "
 					+ labels.get(node.dflt.getLabel()) + "\n\t\t\tkeys: [\n";
@@ -625,12 +590,10 @@ public class Disassembler {
 			}
 			s += "\t\t\t]\n\t\t]\n";
 			return s;
-		}
-		case "IincInsnNode": {
+		} else if (IincInsnNode.class.isInstance(n)) {
 			IincInsnNode node = (IincInsnNode) n;
 			return "\t\t" + OpcodesReverse.reverseOpcode(n.getOpcode()) + " " + node.var + " " + node.incr + "\n";
-		}
-		default:
+		} else {
 			return "\t\tNOT HANDLED! " + OpcodesReverse.reverseOpcode(n.getOpcode()) + " "
 					+ n.getClass().getSimpleName() + "\n";
 		}

src/me/ByteEdit/main/Main.java

@@ -18,20 +18,26 @@ import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 import java.awt.event.KeyAdapter;
 import java.awt.event.KeyEvent;
+import java.io.ByteArrayOutputStream;
 import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
+import java.io.InputStream;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
+import java.util.Comparator;
 import java.util.Enumeration;
 import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
 import java.util.Map.Entry;
 import java.util.jar.JarEntry;
 import java.util.jar.JarFile;
 import java.util.jar.JarOutputStream;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
+import java.util.stream.Collectors;
 
 import javax.swing.JComponent;
 import javax.swing.JDialog;
@@ -45,14 +51,18 @@ import javax.swing.JTree;
 import javax.swing.KeyStroke;
 import javax.swing.UIManager;
 import javax.swing.border.EmptyBorder;
+import javax.swing.event.TreeExpansionEvent;
+import javax.swing.event.TreeExpansionListener;
 import javax.swing.event.TreeSelectionEvent;
 import javax.swing.event.TreeSelectionListener;
 import javax.swing.filechooser.FileNameExtensionFilter;
 import javax.swing.text.BadLocationException;
 import javax.swing.tree.DefaultTreeCellRenderer;
 import javax.swing.tree.DefaultTreeModel;
+import javax.swing.tree.TreeNode;
+import javax.swing.tree.TreePath;
+import javax.swing.tree.TreeSelectionModel;
 
-import org.apache.commons.io.IOUtils;
 import org.fife.ui.autocomplete.AutoCompletion;
 import org.fife.ui.autocomplete.BasicCompletion;
 import org.fife.ui.autocomplete.CompletionProvider;
@@ -106,6 +116,8 @@ public class Main extends JFrame {
 	public static Theme theme;
 	public static File saveFolder;
 
+	public static HashSet<String> fakedFolders = new HashSet<>();
+
 	/**
 	 * Launch the application.
 	 */
@@ -236,6 +248,8 @@ public class Main extends JFrame {
 		FoldParserManager.get().addFoldParserMapping(SyntaxConstants.SYNTAX_STYLE_JAVA_DISASSEMBLE,
 				new CurlyFoldParser(false, true));
 		tree = new JTree(new DefaultTreeModel(null));
+		tree.getSelectionModel().setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION);
+		tree.addTreeExpansionListener(new FurtherExpandingTreeExpansionListener());
 		tree.addKeyListener(new KeyAdapter() {
 
 			@Override
@@ -283,13 +297,15 @@ public class Main extends JFrame {
 		});
 		tree.setFont(new Font("Verdana", Font.PLAIN, 11));
 		tree.setBackground(dark ? new Color(0x2F2F2F) : Color.LIGHT_GRAY);
-		if (tree.getCellRenderer() instanceof DefaultTreeCellRenderer) {
-			final DefaultTreeCellRenderer renderer = (DefaultTreeCellRenderer) (tree.getCellRenderer());
-			renderer.setBackgroundNonSelectionColor(dark ? new Color(0x2F2F2F) : Color.LIGHT_GRAY);
-			renderer.setBackgroundSelectionColor(Color.GRAY);
-			renderer.setTextNonSelectionColor(dark ? new Color(0xeeeeee) : Color.BLACK);
-			renderer.setTextSelectionColor(dark ? new Color(0xeeeeee) : Color.BLACK);
+		tree.setCellRenderer(new DefaultTreeCellRenderer() {
+			{
+				putClientProperty("html.disable", Boolean.TRUE);
+				setBackgroundNonSelectionColor(dark ? new Color(0x2F2F2F) : Color.LIGHT_GRAY);
+				setBackgroundSelectionColor(Color.GRAY);
+				setTextNonSelectionColor(dark ? new Color(0xeeeeee) : Color.BLACK);
+				setTextSelectionColor(dark ? new Color(0xeeeeee) : Color.BLACK);
 			}
+		});
 		scrollPane.setViewportView(tree);
 		tree.addTreeSelectionListener(new TreeSelectionListener() {
 
@@ -535,16 +551,16 @@ public class Main extends JFrame {
 				methodName = "/" + methodName;
 				className = className.substring(0, className.length() - 1);
 			}
-			ClassNode classNode = classNodes.get(className + ".class");
+			ClassNode classNode = classNodes.get(getFullName(className));
 			if (classNode == null) {
 				return;
 			}
 			for (MethodNode mn : classNode.methods) {
 				if (mn.name.equals(methodName) && mn.desc.equals(desc)) {
 					while (classNode.outerClass != null) {
-						classNode = classNodes.get(classNode.outerClass + ".class");
+						classNode = classNodes.get(getFullName(classNode.outerClass));
 					}
-					int lineFound = selectFileWithSearch(classNode.name + ".class", mn);
+					int lineFound = selectFileWithSearch(getFullName(classNode.name), mn);
 					if (lineFound != -1) {
 						Main.txtByteEditView.setCaretPosition(Main.txtByteEditView.getLineStartOffset(lineFound));
 					}
@@ -554,11 +570,11 @@ public class Main extends JFrame {
 		} else if (line.startsWith("new ")) {
 			String[] split = line.split(" ");
 			String className = UnicodeUtils.unescape(split[1]);
-			ClassNode classNode = classNodes.get(className + ".class");
+			ClassNode classNode = classNodes.get(getFullName(className));
 			if (classNode == null) {
 				return;
 			}
-			selectFile(className + ".class");
+			selectFile(getFullName(className));
 		} else if (line.startsWith("getstatic ") || line.startsWith("putstatic ") || line.startsWith("getfield ")
 				|| line.startsWith("putfield ")) {
 			String[] split = line.split(" ");
@@ -571,16 +587,16 @@ public class Main extends JFrame {
 				fieldName = "/" + fieldName;
 				className = className.substring(0, className.length() - 1);
 			}
-			ClassNode classNode = classNodes.get(className + ".class");
+			ClassNode classNode = classNodes.get(getFullName(className));
 			if (classNode == null) {
 				return;
 			}
 			for (FieldNode fn : classNode.fields) {
 				if (fn.name.equals(fieldName) && fn.desc.equals(desc)) {
 					while (classNode.outerClass != null) {
-						classNode = classNodes.get(classNode.outerClass + ".class");
+						classNode = classNodes.get(getFullName(classNode.outerClass));
 					}
-					int lineFound = selectFileWithSearch(classNode.name + ".class", fn);
+					int lineFound = selectFileWithSearch(getFullName(classNode.name), fn);
 					if (lineFound != -1) {
 						Main.txtByteEditView.setCaretPosition(Main.txtByteEditView.getLineStartOffset(lineFound));
 					}
@@ -656,15 +672,15 @@ public class Main extends JFrame {
 			if (node == null) {
 				continue;
 			}
-			if (classNodes.replace(node.name + ".class", node) == null) {
-				classNodes.put(node.name + ".class", node);
+			if (classNodes.replace(getFullName(node.name), node) == null) {
+				classNodes.put(getFullName(node.name), node);
 				ArchiveTreeModel model;
 				if (tree.getModel().getClass().equals(DefaultTreeModel.class)) {
 					tree.setModel(model = new ArchiveTreeModel());
 				} else {
 					model = (ArchiveTreeModel) tree.getModel();
 				}
-				String name = node.name + ".class";
+				String name = getFullName(node.name);
 				if (name.contains("/") ? (!name.split("/")[name.split("/").length - 1].contains("$"))
 						: (!name.contains("$"))) {
 					model.paths.add(name);
@@ -678,10 +694,13 @@ public class Main extends JFrame {
 	}
 
 	public static int selectFileWithSearch(String s, Object nodeToFind) {
-		if (s.endsWith(".class")) {
+		if (s != null && (s.endsWith(".class")
+				|| (s.endsWith(".class/") && fakedFolders.contains(s.substring(0, s.length() - 7))))) {
 			currentNodeName = s;
 			int lineFound = -1;
 			ClassNode classNode = classNodes.get(s);
+			if (classNode == null)
+				return -1;
 			String dis = "";
 			DisassembleTuple tuple = Disassembler.disassemble(classNode, nodeToFind);
 			if (tuple.getLine() != -1) {
@@ -784,7 +803,7 @@ public class Main extends JFrame {
 			for (ClassNode element : classes) {
 				ClassWriter writer = new ClassWriter(computeFlags);
 				element.accept(writer);
-				output.putNextEntry(new JarEntry(element.name + ".class"));
+				output.putNextEntry(new JarEntry(getFullName(element.name)));
 				output.write(writer.toByteArray());
 				output.closeEntry();
 			}
@@ -811,6 +830,13 @@ public class Main extends JFrame {
 		JOptionPane.showMessageDialog(INSTANCE, s, "Error!", JOptionPane.ERROR_MESSAGE);
 	}
 
+	public static String getFullName(String s) {
+		if (fakedFolders.contains(s))
+			return s + ".class/";
+		else
+			return s + ".class";
+	}
+
 	class ArchiveTreeModel extends DefaultTreeModel {
 
 		public ArrayList<String> paths = new ArrayList<>();
@@ -831,26 +857,26 @@ public class Main extends JFrame {
 				Enumeration<JarEntry> enumeration = jar.entries();
 				while (enumeration.hasMoreElements()) {
 					JarEntry next = enumeration.nextElement();
-					byte[] data = IOUtils.toByteArray(jar.getInputStream(next));
-					if (!next.getName().startsWith("META-INF") && next.getName().endsWith(".class")) {
-						if (next.getName().contains("/")
+					byte[] data = toByteArray(jar.getInputStream(next));
+					if (next.getSize() != 0 && !next.getName().startsWith("META-INF")
+							&& (next.getName().endsWith(".class") || next.getName().endsWith(".class/"))) {
+						if ((next.getName().contains("/")
 								? (!next.getName().split("/")[next.getName().split("/").length - 1].contains("$"))
-								: (!next.getName().contains("$"))) {
-							paths.add(next.getName());
-						} else if (next.getName().startsWith("$") || next.getName().contains("$$")
-								|| next.getName().endsWith("$")) { // obfuscated
+								: (!next.getName().contains("$")))
+								|| (next.getName().startsWith("$") || next.getName().contains("$$")
+										|| next.getName().endsWith("$"))) {
 							paths.add(next.getName());
+							if (next.getName().endsWith(".class/") && next.getSize() != 0)
+								fakedFolders.add(next.getName().substring(0, next.getName().length() - 7));
 						}
-						ClassReader reader;
 						try {
-							reader = new ClassReader(data);
-						} catch (Exception e) {
-							OTHER_FILES.put(next.getName(), data);
-							continue;
-						}
+							ClassReader reader = new ClassReader(data);
 							ClassNode node = new ClassNode();
 							reader.accept(node, 0);
 							classNodes.put(next.getName(), node);
+						} catch (Exception e) {
+							OTHER_FILES.put(next.getName(), data);
+						}
 					} else {
 						OTHER_FILES.put(next.getName(), data);
 					}
@@ -865,10 +891,58 @@ public class Main extends JFrame {
 			}
 		}
 
+		private int getSlashCount(String s) {
+			int count = 0;
+			for (char c : s.toCharArray()) {
+				if (c == '/')
+					count++;
+			}
+			return count;
+		}
+
 		public void refresh() {
 			setRoot(new ByteEditTreeNode(((ByteEditTreeNode) getRoot()).toString()));
-			Collections.sort(paths);
-			for (String s : paths) {
+			Collections.sort(paths, String.CASE_INSENSITIVE_ORDER);
+			Collections.sort(paths, new Comparator<String>() {
+				public int compare(String s1, String s2) {
+					return getSlashCount(s2) - getSlashCount(s1);
+				}
+			});
+
+			List<String> tmp = new ArrayList<>(paths);
+
+			List<String> folders = tmp.stream().map(s -> {
+				int idx = s.lastIndexOf('/');
+				if (idx == s.length() - 1)
+					idx = s.lastIndexOf('/', idx - 1);
+				if (idx == -1)
+					return s;
+				return s.substring(0, idx);
+			}).distinct().sorted(new Comparator<String>() {
+				@Override
+				public int compare(String s, String s2) {
+					// From String#compareToIgnoreCase(String)
+					int n = s.length();
+					int n2 = s2.length();
+					int n3 = Math.min(n, n2);
+					for (int i = 0; i < n3; ++i) {
+						char c;
+						char c2 = s.charAt(i);
+						if (c2 == (c = s2.charAt(i))
+								|| (c2 = Character.toUpperCase(c2)) == (c = Character.toUpperCase(c))
+								|| (c2 = Character.toLowerCase(c2)) == (c = Character.toLowerCase(c)))
+							continue;
+						return c2 - c;
+					}
+					// Other way around
+					return n2 - n;
+				}
+			}).collect(Collectors.toList());
+
+			tmp.removeAll(folders);
+			tmp.addAll(0, folders);
+
+			for (String s : tmp) {
 				String[] elements = s.split("/");
 				ByteEditTreeNode currentNode = (ByteEditTreeNode) getRoot();
 				for (int i = 0; i < elements.length; i++) {
@@ -894,4 +968,35 @@ public class Main extends JFrame {
 			return null;
 		}
 	}
+
+	private static class FurtherExpandingTreeExpansionListener implements TreeExpansionListener {
+		public void treeExpanded(TreeExpansionEvent event) {
+			TreePath treePath = event.getPath();
+			Object expandedTreePathObject = treePath.getLastPathComponent();
+			if (!(expandedTreePathObject instanceof TreeNode))
+				return;
+			TreeNode expandedTreeNode = (TreeNode) expandedTreePathObject;
+			if (expandedTreeNode.getChildCount() == 1) {
+				TreeNode descendantTreeNode = expandedTreeNode.getChildAt(0);
+				if (descendantTreeNode.isLeaf())
+					return;
+				TreePath nextTreePath = treePath.pathByAddingChild(descendantTreeNode);
+				tree.expandPath(nextTreePath);
+			}
+		}
+
+		public void treeCollapsed(TreeExpansionEvent event) {
+		}
+	}
+
+	public static byte[] toByteArray(final InputStream input) throws IOException {
+		try (final ByteArrayOutputStream output = new ByteArrayOutputStream()) {
+			byte[] buffer = new byte[4096];
+			int read;
+			while ((read = input.read(buffer)) != -1) {
+				output.write(buffer, 0, read);
+			}
+			return output.toByteArray();
+		}
+	}
 }

src/me/ByteEdit/utils/ExternalTypeEnumeration.java

@@ -9,7 +9,8 @@ public class ExternalTypeEnumeration {
 		setDescriptor(paramString);
 	}
 
-	ExternalTypeEnumeration() {}
+	ExternalTypeEnumeration() {
+	}
 
 	void setDescriptor(String paramString) {
 		this.descriptor = paramString;
@@ -33,7 +34,8 @@ public class ExternalTypeEnumeration {
 		if (this.index < 0) {
 			this.index = this.descriptor.indexOf(')', i);
 			if (this.index < 0) {
-				throw new IllegalArgumentException("Missing closing parenthesis in descriptor [" + this.descriptor + "]");
+				throw new IllegalArgumentException(
+						"Missing closing parenthesis in descriptor [" + this.descriptor + "]");
 			}
 		}
 		return this.descriptor.substring(i, this.index++).trim();

src/me/ByteEdit/utils/OpcodesReverse.java

@@ -1,7 +1,59 @@
 package me.ByteEdit.utils;
 
+import org.objectweb.asm.Opcodes;
+
 public class OpcodesReverse {
 
+	public static int getHandleOpcode(String opcode) {
+		switch (opcode) {
+		case "getfield":
+			return Opcodes.H_GETFIELD;
+		case "getstatic":
+			return Opcodes.H_GETSTATIC;
+		case "putfield":
+			return Opcodes.H_PUTFIELD;
+		case "putstatic":
+			return Opcodes.H_PUTSTATIC;
+		case "invokevirtual":
+			return Opcodes.H_INVOKEVIRTUAL;
+		case "invokestatic":
+			return Opcodes.H_INVOKESTATIC;
+		case "invokespecial":
+			return Opcodes.H_INVOKESPECIAL;
+		case "newinvokespecial":
+			return Opcodes.H_NEWINVOKESPECIAL;
+		case "invokeinterface":
+			return Opcodes.H_INVOKEINTERFACE;
+		default:
+			return Integer.parseInt(opcode);
+		}
+	}
+
+	public static String reverseHandleOpcode(int opcode) {
+		switch (opcode) {
+		case Opcodes.H_GETFIELD:
+			return "getfield";
+		case Opcodes.H_GETSTATIC:
+			return "getstatic";
+		case Opcodes.H_PUTFIELD:
+			return "putfield";
+		case Opcodes.H_PUTSTATIC:
+			return "putstatic";
+		case Opcodes.H_INVOKEVIRTUAL:
+			return "invokevirtual";
+		case Opcodes.H_INVOKESTATIC:
+			return "invokestatic";
+		case Opcodes.H_INVOKESPECIAL:
+			return "invokespecial";
+		case Opcodes.H_NEWINVOKESPECIAL:
+			return "newinvokespecial";
+		case Opcodes.H_INVOKEINTERFACE:
+			return "invokeinterface";
+		default:
+			return Integer.toString(opcode);
+		}
+	}
+
 	public static String reverseOpcode(int opcode) {
 		switch (opcode) {
 		case 0:
@@ -325,7 +377,8 @@ public class OpcodesReverse {
 
 	public static String generateCompletionDesc(String opcode) {
 		return "<html><b><u>" + opcode + "</u></b><br>" + generateDesc(opcode) + "<br><br><b>Arguments:</b><br><code>"
-				+ generateByteDesc(opcode) + "</code><br><br><b>Stack:</b><br><code>" + generateStackDesc(opcode) + "</code></html>";
+				+ generateByteDesc(opcode) + "</code><br><br><b>Stack:</b><br><code>" + generateStackDesc(opcode)
+				+ "</code></html>";
 	}
 
 	private static String generateDesc(String opcode) {

src/me/ByteEdit/utils/UnicodeUtils.java

@@ -54,7 +54,8 @@ public class UnicodeUtils {
 			} else if (stage > 1 && stage < 6) { // \u1234 => up to 6
 				try {
 					int i = Integer.parseInt(Character.toString(c), 16);
-					unicodeBuffer += i << (4 * (5 - stage++)); // 4 bytes each, shift left byte * 4..3..2..1 and add to unicodeBuffer
+					unicodeBuffer += i << (4 * (5 - stage++)); // 4 bytes each, shift left byte * 4..3..2..1 and add to
+																// unicodeBuffer
 					if (stage == 6) {
 						sb.append(unicodeBuffer);
 						stage = 0;
@@ -132,21 +133,21 @@ public class UnicodeUtils {
 
 	private static boolean isPrintable(char c) {
 		switch (c) {
-			case 'Ä':
-			case 'ä':
-			case 'Ö':
-			case 'ö':
-			case 'Ü':
-			case 'ü':
-			case 'ß':
-			case '€':
-			case '©':
-			case '®':
-			case '«':
-			case '»':
-			case '§':
-			case '£':
-			case '¥':
+		case 'Ä':
+		case 'ä':
+		case 'Ö':
+		case 'ö':
+		case 'Ü':
+		case 'ü':
+		case 'ß':
+		case '€':
+		case '©':
+		case '®':
+		case '«':
+		case '»':
+		case '§':
+		case '£':
+		case '¥':
 			return true;
 		case '"':
 		case '\\':