diff options
author | zaaarf <me@zaaarf.foo> | 2024-01-24 17:16:50 +0100 |
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committer | zaaarf <me@zaaarf.foo> | 2024-01-24 17:16:50 +0100 |
commit | d06b6211bc0815c36d44c65312c097058901b1c5 (patch) | |
tree | 1a942f8d9dfd08ff8f06c576f63ba0663ce051b0 /src/main/java/ftbsc/lll/tools/debug/BytecodePrinter.java | |
parent | 660730086dc6b8895eb871a3df98956041453983 (diff) |
chore: internal reorganisation (breaking)0.5.0
Diffstat (limited to 'src/main/java/ftbsc/lll/tools/debug/BytecodePrinter.java')
-rw-r--r-- | src/main/java/ftbsc/lll/tools/debug/BytecodePrinter.java | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/src/main/java/ftbsc/lll/tools/debug/BytecodePrinter.java b/src/main/java/ftbsc/lll/tools/debug/BytecodePrinter.java deleted file mode 100644 index b6dd8db..0000000 --- a/src/main/java/ftbsc/lll/tools/debug/BytecodePrinter.java +++ /dev/null @@ -1,79 +0,0 @@ -package ftbsc.lll.tools.debug; - -import org.apache.logging.log4j.Logger; -import org.objectweb.asm.tree.AbstractInsnNode; -import org.objectweb.asm.tree.MethodNode; -import org.objectweb.asm.util.Printer; -import org.objectweb.asm.util.Textifier; -import org.objectweb.asm.util.TraceMethodVisitor; - -import java.io.IOException; -import java.io.PrintWriter; -import java.io.StringWriter; -import java.nio.file.Files; -import java.nio.file.Paths; - -/** - * A collection of static methods for debugging by printing the ASM bytecode. - * These methods are only for debug, so most of the time they should stay unused. - */ -public class BytecodePrinter { - - /** - * Used for converting visit events to text, acts pretty much like a buffer in our case. - */ - private static final Printer PRINTER = new Textifier(); - - /** - * MethodVisitor that visits the method and prints it to a given printer. - */ - private static final TraceMethodVisitor MP = new TraceMethodVisitor(PRINTER); - - /** - * Prints the bytecode of a method using System.out.print(). - * @param main the method to print - */ - public static void printMethod(final MethodNode main) { - for (AbstractInsnNode i : main.instructions.toArray()) - System.out.print(insnToString(i)); - } - - /** - * Logs the bytecode of a method using the ASM logger. - * @param main the method to print - * @param logger the Log4j {@link Logger} to print it with - */ - public static void logMethod(final MethodNode main, final Logger logger) { - for (AbstractInsnNode i : main.instructions.toArray()) - logger.debug(insnToString(i)); - } - - /** - * Logs the bytecode of a method to a file. - * @param main the method to print - * @param path the file to log it to - */ - public static void logMethod(final MethodNode main, String path) { - StringBuilder out = new StringBuilder(); - for (AbstractInsnNode i : main.instructions.toArray()) - out.append(insnToString(i)); - try { - Files.write(Paths.get(path), out.toString().getBytes()); - } catch (IOException e) { - e.printStackTrace(); - } - } - - /** - * Converts an instruction node to a String. - * @param insn the node to convert - * @return the converted string - */ - public static String insnToString(AbstractInsnNode insn) { - insn.accept(MP); - StringWriter sw = new StringWriter(); - PRINTER.print(new PrintWriter(sw)); - PRINTER.getText().clear(); - return sw.toString(); - } -}
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