AP CSA

.gitignore

@@ -1,5 +1,6 @@
 # Ignore unique build info
 build_info
+build
 
 # Miscellaneous source files
 _sources/Tests/test6.rst
@@ -14,7 +15,6 @@ _sources copy/Appendix/DrJava.rst
 
 # Machine specific files
 .DS_Store
-_sources/.DS_Store
-_sources/.DS_Store
-_sources/.DS_Store
-_sources/.DS_Store
+pavement.py
+sphinx_settings.json
+.vscode/settings.json

CodeDigest.java

@@ -0,0 +1,20 @@
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.security.NoSuchAlgorithmException;
+import java.util.stream.Collectors;
+
+public class CodeDigest {
+
+    public static void main(String[] args) throws NoSuchAlgorithmException, IOException {
+        String code = args[0].equals("-") ? getStdin() : Files.readString(Paths.get(args[0]));
+        System.out.println(CodeTestHelper.codeDigest(code));
+    }
+
+    private static String getStdin() throws IOException {
+      return new String(System.in.readAllBytes(), StandardCharsets.UTF_8);
+    }
+}