langtools/test/tools/javac/versions/CheckClassFileVersion.java
changeset 25448 40c5263b551f
parent 25447 90222e25bb57
child 25449 3c14a2e16bd6
--- a/langtools/test/tools/javac/versions/CheckClassFileVersion.java	Thu Jul 10 14:06:04 2014 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,60 +0,0 @@
-/*
- * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-import java.io.*;
-import java.nio.*;
-import java.nio.channels.*;
-
-
-public class CheckClassFileVersion {
-
-    static String get(String fn) throws IOException {
-        ByteBuffer bb = ByteBuffer.allocate(1024);
-        FileChannel fc = new FileInputStream(fn).getChannel();
-        try {
-            bb.clear();
-            if (fc.read(bb) < 0)
-                throw new IOException("Could not read any bytes");
-            bb.flip();
-            int minor = bb.getShort(4);
-            int major = bb.getShort(6);
-            return major + "." + minor;
-        } finally {
-            fc.close();
-        }
-    }
-
-    public static void main(String[] args) throws IOException {
-        String cfv = get(args[0]);
-        if (args.length == 1) {
-            System.out.println(cfv);
-            return;
-        }
-        if (!cfv.equals(args[1])) {
-            System.err.println("Class-file version mismatch: Expected "
-                               + args[1] + ", got " + cfv);
-            System.exit(1);
-        }
-    }
-
-}