Feature/weave (#138)

* Add weave/stitch style command system to enigma

Also fixed divide by zero stupidity

Signed-off-by: liach <liach@users.noreply.github.com>

* Add tests for package access index and command

Signed-off-by: liach <liach@users.noreply.github.com>

* Minor tweaks

Signed-off-by: liach <liach@users.noreply.github.com>

1 files changed, 33 insertions, 0 deletions

diff --git a/src/main/java/cuchaz/enigma/command/DecompileCommand.java b/src/main/java/cuchaz/enigma/command/DecompileCommand.java
new file mode 100644
index 0000000..a58d908
--- /dev/null
+++ b/src/main/java/cuchaz/enigma/command/DecompileCommand.java
@@ -0,0 +1,33 @@
+package cuchaz.enigma.command;
+
+import cuchaz.enigma.Deobfuscator;
+
+import java.io.File;
+import java.nio.file.Path;
+import java.util.jar.JarFile;
+
+public class DecompileCommand extends Command {
+
+        public DecompileCommand() {
+                super("decompile");
+        }
+
+        @Override
+        public String getUsage() {
+                return "<in jar> <out folder> [<mappings file>]";
+        }
+
+        @Override
+        public boolean isValidArgument(int length) {
+                return length == 2 || length == 3;
+        }
+
+        @Override
+        public void run(String... args) throws Exception {
+                File fileJarIn = getReadableFile(getArg(args, 0, "in jar", true));
+                File fileJarOut = getWritableFolder(getArg(args, 1, "out folder", true));
+                Path fileMappings = getReadablePath(getArg(args, 2, "mappings file", false));
+                Deobfuscator deobfuscator = getDeobfuscator(fileMappings, new JarFile(fileJarIn));
+                deobfuscator.writeSources(fileJarOut.toPath(), new Command.ConsoleProgressListener());
+        }
+}