Right my friend uses a Chinese Windows XP and Mustang javac decided to compile 
in Chinese; I'm using my good old English Mustang and in the shared Output 
Window I've got the following ciphers:

--------------------------------

init:

deps-clean:

Deleting directory D:\My Documents\Cambridge\Project\CodecAnalyst\build

clean:

init:

deps-jar:

Created dir: D:\My Documents\Cambridge\Project\CodecAnalyst\build\classes

Compiling 15 source files to D:\My 
Documents\Cambridge\Project\CodecAnalyst\build\classes

D:\My 
Documents\Cambridge\Project\CodecAnalyst\src\codecs\ArithmeticEncoding.java:27:
 ÀàÐÍ codecanalyst.Codec ²»´øÓвÎÊý

public class ArithmeticEncoding implements Codec<BitStream> {

                                                ^

D:\My 
Documents\Cambridge\Project\CodecAnalyst\src\codecs\HuffmanEncoding.java:29: 
ÀàÐÍ codecanalyst.Codec ²»´øÓвÎÊý

public class HuffmanEncoding implements Codec<BitStream> {

                                             ^

D:\My 
Documents\Cambridge\Project\CodecAnalyst\src\codecs\RunLengthEncoding.java:21: 
ÀàÐÍ codecanalyst.Codec ²»´øÓвÎÊý

public class RunLengthEncoding implements Codec<BitStream> {

                                               ^

D:\My 
Documents\Cambridge\Project\CodecAnalyst\src\codecanalyst\Engine.java:27: 
ÕÒ²»µ½·ûºÅ

·ûºÅ£º ±äÁ¿ config

λÖ㺠Àà codecanalyst.Engine

        return new EngineTask(config);

                              ^

D:\My 
Documents\Cambridge\Project\CodecAnalyst\src\codecanalyst\Engine.java:27: 
ÄÚ²¿´íÎó£»ÎÞ·¨½«Î»ÓÚ codecanalyst.EngineTask µÄ codecanalyst.EngineTask.<init> 
ʵÀý»¯Îª ()

        return new EngineTask(config);

               ^

D:\My 
Documents\Cambridge\Project\CodecAnalyst\src\codecanalyst\EngineTask.java:27: 
¾¯¸æ£º[unchecked] ¶Ô×÷ΪÆÕͨÀàÐÍ java.util.concurrent.FutureTask µÄ³ÉÔ±µÄ 
FutureTask(java.util.concurrent.Callable<V>) µÄµ÷ÓÃδ¾­¼ì²é

        super(callable);

             ^

5 ´íÎó

1 ¾¯¸æ

BUILD FAILED (total time: 3 seconds)

--------------------------------

but when I ask my friend to copy and paste the content of his Output Window to 
the conversation window, the Chinese characters are displayed properly instead 
of ciphers.