Read project version from file in root directory

The version file is called 'VERSION' and contains only the version info in one line.

2 files changed, 27 insertions, 1 deletions

diff --git a/src/main/com/jantuomi/tunkki/Tunkki.java b/src/main/com/jantuomi/tunkki/Tunkki.java
index ad0efa1..30a728b 100644
--- a/src/main/com/jantuomi/tunkki/Tunkki.java
+++ b/src/main/com/jantuomi/tunkki/Tunkki.java
@@ -9,6 +9,7 @@ import com.jantuomi.tunkki.core.tokenizer.Tokenizer;
 import com.jantuomi.tunkki.core.tokenizer.token.Token;
 import com.jantuomi.tunkki.exception.TunkkiError;
 import com.jantuomi.tunkki.repl.Repl;
+import com.jantuomi.tunkki.utils.Utilities;
 import org.kohsuke.args4j.CmdLineException;
 import org.kohsuke.args4j.CmdLineParser;
 
@@ -76,6 +77,6 @@ public class Tunkki {
     }
 
     public String versionString() {
-        return "ALPHA";
+        return Utilities.getVersionFromFile();
     }
 }
diff --git a/src/main/com/jantuomi/tunkki/utils/Utilities.java b/src/main/com/jantuomi/tunkki/utils/Utilities.java
index f49965f..ddbdd52 100644
--- a/src/main/com/jantuomi/tunkki/utils/Utilities.java
+++ b/src/main/com/jantuomi/tunkki/utils/Utilities.java
@@ -1,12 +1,22 @@
 package com.jantuomi.tunkki.utils;
 
+import java.io.IOException;
+import java.nio.charset.Charset;
+import java.nio.charset.CharsetDecoder;
+import java.nio.charset.CharsetEncoder;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
+import java.util.List;
 
 /**
  * Created by jan on 10.6.2016.
  */
 public class Utilities {
+
+    public static final String VERSION_FILE_PATH = "VERSION";
+
     private Utilities() {}
 
     public static String getBasePath() {
@@ -14,4 +24,19 @@ public class Utilities {
         String s = currentRelativePath.toAbsolutePath().toString();
         return s;
     }
+
+    public static String getVersionFromFile() {
+        Path path = Paths.get(getBasePath(), VERSION_FILE_PATH);
+
+        List<String> lines = null;
+        try {
+            lines = Files.readAllLines(path, StandardCharsets.UTF_8);
+            StringBuilder builder = new StringBuilder();
+            lines.stream().forEach(s -> builder.append(s));
+            return builder.toString();
+        } catch (IOException e) {
+            return "Unknown version";
+        }
+
+    }
 }