what a horrible failure... Era couldn't be highter than 5. Solved.

Author: thsc42

src/net/sharksystem/asap/protocol/PDU_Impl.java

@@ -299,8 +299,8 @@ static void checkValidFormat(CharSequence format) throws ASAPException {
 
     static void checkValidEra(int era) throws ASAPException {
         if(era < -1) throw new ASAPException("era cannot be smaller than -1");
-        int maxEra = 2^8-1;
-        if(era > maxEra) throw new ASAPException("era exceeded max limit of 2^8-1");
+        int maxEra = Integer.MAX_VALUE;
+        if(era > maxEra) throw new ASAPException("era exceeded max limit of " + Integer.MAX_VALUE);
     }
 
 }

test/net/sharksystem/asap/WhiteBoxTests.java

@@ -17,6 +17,12 @@ public class WhiteBoxTests {
     public WhiteBoxTests() {
     }
 
+    @Test
+    public void scratch() {
+        int maxEra = 2^8-1;
+        int i = 42;
+    }
+
     @Test
     public void writeReadByteMessages() throws IOException, ASAPException {
         String folder = "tests/writeReadByteMessagesTest";