[Java] Expose actingVersion (aeron-io#953)

* [Java] Expose actingVersion * ir codec update

Author: ratcashdev

sbe-tool/src/main/java/uk/co/real_logic/sbe/generation/java/JavaGenerator.java

@@ -2716,6 +2716,11 @@ private CharSequence generateDecoderFlyweightCode(final String className, final
  " final int decodedLength = encodedLength();\n" +
  " limit(currentLimit);\n\n" +
  " return decodedLength;\n" +
+ " }\n\n" +
+
+ " public int actingVersion()\n" +
+ " {\n" +
+ " return actingVersion;\n" +
  " }\n\n";
 
  return generateFlyweightCode(DECODER, className, token, methods, readOnlyBuffer);

sbe-tool/src/main/java/uk/co/real_logic/sbe/ir/generated/FrameCodecDecoder.java

@@ -120,6 +120,11 @@ public int sbeDecodedLength()
  return decodedLength;
  }
 
+ public int actingVersion()
+ {
+ return actingVersion;
+ }
+
  public int encodedLength()
  {
  return limit - offset;

sbe-tool/src/main/java/uk/co/real_logic/sbe/ir/generated/TokenCodecDecoder.java

@@ -120,6 +120,11 @@ public int sbeDecodedLength()
  return decodedLength;
  }
 
+ public int actingVersion()
+ {
+ return actingVersion;
+ }
+
  public int encodedLength()
  {
  return limit - offset;