Working code

1 files changed, 46 insertions, 0 deletions

diff --git a/updater/src/main/java/moe/nea/libautoupdate/postexit/PostExitMain.java b/updater/src/main/java/moe/nea/libautoupdate/postexit/PostExitMain.java
new file mode 100644
index 0000000..d143fee
--- /dev/null
+++ b/updater/src/main/java/moe/nea/libautoupdate/postexit/PostExitMain.java
@@ -0,0 +1,46 @@
+package moe.nea.libautoupdate.postexit;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.PrintStream;
+import java.nio.file.Files;
+import java.nio.file.StandardCopyOption;
+
+public class PostExitMain {
+    public static void main(String[] args) throws IOException {
+        File outputFile = new File(".autoupdates", "postexit.log");
+        outputFile.getParentFile().mkdirs();
+        PrintStream printStream = new PrintStream(new FileOutputStream(outputFile, true));
+        System.setErr(printStream);
+        System.setOut(printStream);
+
+        for (int i = 0; i < args.length; i++) {
+            switch (args[i].intern()) {
+                case "delete":
+                    File file = new File(args[++i]);
+                    System.out.println("Deleting " + file);
+                    file.delete();
+                    break;
+                case "move":
+                    File from = new File(args[++i]);
+                    File to = new File(args[++i]);
+                    System.out.println("Moving " + from + " to " + to);
+                    // Use Files.move instead of File.renameTo, since renameTo is not well-defined.
+                    Files.move(from.toPath(), to.toPath(), StandardCopyOption.REPLACE_EXISTING);
+                    break;
+                default:
+                    System.out.println("Unknown instruction " + args[i]);
+                    System.exit(1);
+            }
+        }
+    }
+
+    public void unlockedFile(File file) throws InterruptedException {
+        while (!file.exists() || !file.renameTo(file)) {
+            Thread.sleep(1000L);
+        }
+        file.getParentFile().mkdirs();
+    }
+
+}