2.4.0 Release

12/19/2014 - Afffsdd made the Bytecode Viewer directory hidden.
12/19/2014 - Added save Java file as, for singular class file
decompilation (this is threaded).
12/19/2014 - Removed unused Bytecode Decompiler debug code.
12/20/2014 - Made a new outdated pane - http://i.imgur.com/xMxkwJ9.png
12/20/2014 - Added an expand/collapse the packages in the file
navigator.
12/20/2014 - Moved all of the settings to
the.bytecode.club.bytecodeviewer.Settings
12/20/2014 - If the class file does not start with CAFEBABE it won't be
processed.
12/20/2014 - Properly handled file not found error.
12/21/2014 - Fixed the Refresh Class causing a dupe.

Author: Konloch

BytecodeViewer 2.3.0.jar renamed to BytecodeViewer 2.4.0.jar

@@ -209,4 +209,13 @@ Changelog:
 12/18/2014 - Fixed not escaping the Java strings by default for the Bytecode decompiler. - http://i.imgur.com/YrRnZA7.png
 12/18/2014 - Used Eclipse's code formatting tool and formatted the code
 12/19/2014 - Priav03 fixed the quick class searcher.
-
+--- 2.4.0 ---:
+12/19/2014 - Afffsdd made the Bytecode Viewer directory hidden.
+12/19/2014 - Added save Java file as, for singular class file decompilation (this is threaded).
+12/19/2014 - Removed unused Bytecode Decompiler debug code.
+12/20/2014 - Made a new outdated pane - http://i.imgur.com/xMxkwJ9.png
+12/20/2014 - Added an expand/collapse the packages in the file navigator.
+12/20/2014 - Moved all of the settings to the.bytecode.club.bytecodeviewer.Settings
+12/20/2014 - If the class file does not start with CAFEBABE it won't be processed.
+12/20/2014 - Properly handled file not found error.
+12/21/2014 - Fixed the Refresh Class causing a dupe.

README.txt

@@ -1 +1 @@
-2.3.0
+2.4.0

VERSION

@@ -35,17 +35,31 @@ public static void put(final File jarFile,
 			final HashMap<String, ClassNode> clazzList) throws IOException {
 		jis = new JarInputStream(new FileInputStream(jarFile));
 		while ((entry = jis.getNextJarEntry()) != null) {
-			final String name = entry.getName();
-			if (!name.endsWith(".class")) {
-				BytecodeViewer.loadedResources.put(name, getBytes(jis));
+			try {
+				final String name = entry.getName();
+				if (!name.endsWith(".class")) {
+					BytecodeViewer.loadedResources.put(name, getBytes(jis));
+					jis.closeEntry();
+					continue;
+				}
+	
+				byte[] bytes = getBytes(jis);
+				String cafebabe = String.format("%02X", bytes[0])
+						+ String.format("%02X", bytes[1])
+						+ String.format("%02X", bytes[2])
+						+ String.format("%02X", bytes[3]);
+				if(cafebabe.toLowerCase().equals("cafebabe")) {
+					final ClassNode cn = getNode(bytes);
+					clazzList.put(cn.name, cn);
+				} else {
+					System.out.println(jarFile+">"+name+": Header does not start with CAFEBABE, ignoring.");
+				}
+
+			} catch(Exception e) {
+				e.printStackTrace();
+			} finally {
 				jis.closeEntry();
-				continue;
 			}
-
-			final ClassNode cn = getNode(getBytes(jis));
-			clazzList.put(cn.name, cn);
-
-			jis.closeEntry();
 		}
 		jis.close();
 

src/the/bytecode/club/bytecodeviewer/BytecodeViewer.java

@@ -42,7 +42,6 @@ public static PrefixedStringBuilder decompile(PrefixedStringBuilder sb,
 		if (s.length() > 0)
 			sb.append(" ");
 
-		System.out.println(m.name);
 		if (m.name.equals("<init>")) {
 			sb.append(class_);
 		} else if (m.name.equals("<clinit>")) {

src/the/bytecode/club/bytecodeviewer/JarUtils.java

@@ -14,6 +14,7 @@
 import java.util.zip.ZipOutputStream;
 
 import me.konloch.kontainer.io.DiskReader;
+import me.konloch.kontainer.io.DiskWriter;
 
 import org.objectweb.asm.ClassWriter;
 import org.objectweb.asm.tree.ClassNode;
@@ -29,6 +30,12 @@
 
 public class CFRDecompiler extends JavaDecompiler {
 
+	@Override
+	public void decompileToClass(String className, String classNameSaved) {
+		String contents = decompileClassNode(BytecodeViewer.getClassNode(className));
+		DiskWriter.replaceFile(classNameSaved, contents, false);
+	}
+	
 	@Override
 	public String decompileClassNode(ClassNode cn) {
 		final ClassWriter cw = new ClassWriter(0);

src/the/bytecode/club/bytecodeviewer/Settings.java

@@ -5,6 +5,7 @@
 import java.io.IOException;
 
 import me.konloch.kontainer.io.DiskReader;
+import me.konloch.kontainer.io.DiskWriter;
 
 import org.objectweb.asm.ClassWriter;
 import org.objectweb.asm.tree.ClassNode;
@@ -22,6 +23,12 @@
 
 public class FernFlowerDecompiler extends JavaDecompiler {
 
+	@Override
+	public void decompileToClass(String className, String classNameSaved) {
+		String contents = decompileClassNode(BytecodeViewer.getClassNode(className));
+		DiskWriter.replaceFile(classNameSaved, contents, false);
+	}
+
 	@Override
 	public void decompileToZip(String zipName) {
 		File tempZip = new File(BytecodeViewer.tempDirectory + "temp.zip");

src/the/bytecode/club/bytecodeviewer/decompilers/bytecode/MethodNodeDecompiler.java

@@ -16,6 +16,8 @@ public abstract class JavaDecompiler {
 
 	public abstract void decompileToZip(String zipName);
 
+	public abstract void decompileToClass(String className, String classNameSaved);
+
 	File tempF = null;
 
 	public int getClassNumber(String start, String ext) {

src/the/bytecode/club/bytecodeviewer/decompilers/java/CFRDecompiler.java

@@ -18,6 +18,8 @@
 import java.util.zip.ZipException;
 import java.util.zip.ZipOutputStream;
 
+import me.konloch.kontainer.io.DiskWriter;
+
 import org.objectweb.asm.ClassWriter;
 import org.objectweb.asm.tree.ClassNode;
 
@@ -46,6 +48,12 @@
 
 public class ProcyonDecompiler extends JavaDecompiler {
 
+	@Override
+	public void decompileToClass(String className, String classNameSaved) {
+		String contents = decompileClassNode(BytecodeViewer.getClassNode(className));
+		DiskWriter.replaceFile(classNameSaved, contents, false);
+	}
+
 	public DecompilerSettings getDecompilerSettings() {
 		DecompilerSettings settings = new DecompilerSettings();
 		settings.setAlwaysGenerateExceptionVariableForCatchBlocks(BytecodeViewer.viewer.chckbxmntmNewCheckItem_6

src/the/bytecode/club/bytecodeviewer/decompilers/java/FernFlowerDecompiler.java

@@ -24,7 +24,7 @@ public AboutWindow() {
 		txtrBytecodeViewerIs.setWrapStyleWord(true);
 		getContentPane().add(txtrBytecodeViewerIs, "name_140466526081695");
 		txtrBytecodeViewerIs
-				.setText("Bytecode Viewer 2.3.0 is an open source program\r\ndeveloped by Konloch (konloch@gmail.com)\r\nDir: "
+				.setText("Bytecode Viewer "+BytecodeViewer.version+" is an open source program\r\ndeveloped by Konloch (konloch@gmail.com)\r\nDir: "
 						+ BytecodeViewer.getBCVDirectory()
 						+ "\r\n\r\nIt uses code from the following:\r\n    J-RET by WaterWolf\r\n    JHexPane by Sam Koivu\r\n    RSyntaxTextArea by Bobbylight\r\n    Commons IO by Apache\r\n    ASM by OW2\r\n    CFIDE  by Bibl\r\n    FernFlower by Stiver\r\n    Procyon by Mstrobel\r\n    CFR by Lee Benfield\r\n\r\nIf you're interested in Java Reverse\r\nEngineering, join The Bytecode Club\r\nhttps://the.bytecode.club");
 		txtrBytecodeViewerIs.setEnabled(false);