1 files changed, 64 insertions, 0 deletions
diff --git a/src/main/java/org/spigotmc/builder/JavaVersion.java b/src/main/java/org/spigotmc/builder/JavaVersion.java
new file mode 100644
index 0000000..d86a1ae
--- /dev/null
+++ b/src/main/java/org/spigotmc/builder/JavaVersion.java
@@ -0,0 +1,64 @@
+package org.spigotmc.builder;
+
+import java.util.HashMap;
+import java.util.Map;
+import lombok.Getter;
+
+@Getter
+public enum JavaVersion
+{
+
+    UNKNOWN( -1 ),
+    JAVA_5( 49 ),
+    JAVA_6( 50 ),
+    JAVA_7( 51 ),
+    JAVA_8( 52 ),
+    JAVA_9( 53 ),
+    JAVA_10( 54 ),
+    JAVA_11( 55 );
+
+    private final int version;
+
+    private JavaVersion(int version)
+    {
+        this.version = version;
+    }
+
+    private static final Map<Integer, JavaVersion> byVersion = new HashMap<Integer, JavaVersion>();
+
+    static
+    {
+        for ( JavaVersion version : values() )
+        {
+
+            byVersion.put( version.version, version );
+        }
+    }
+
+    public static JavaVersion getByVersion(int version)
+    {
+        return byVersion.containsKey( version ) ? byVersion.get( version ) : JavaVersion.UNKNOWN;
+    }
+
+    public static JavaVersion getCurrentVersion()
+    {
+        return getByVersion( (int) Float.parseFloat( System.getProperty( "java.class.version" ) ) );
+    }
+
+    public static String printVersions(int[] versions)
+    {
+        StringBuilder sb = new StringBuilder();
+
+        sb.append( '[' );
+        for ( int v : versions )
+        {
+            JavaVersion found = getByVersion( v );
+            sb.append( found == JavaVersion.UNKNOWN ? v : found );
+            sb.append( ", " );
+        }
+        sb.setLength( sb.length() - 2 );
+        sb.append( ']' );
+
+        return sb.toString();
+    }
+}