ThreadedStringBufferTest multi-threaded output 1

$ java ...ThreadedStringBufferTest
Final Result:
Hello World!Hello World!  For my friend Able  For my friend Ed in particular. in particular.  This is message #  This is message #11..

Hello World!Hello World!  For my friend   For my friend AbleEd in particular. in particular.  This is message #  This is message #22..

Hello World!Hello World!  For my friend   For my friend AbleEd in particular. in particular.  This is message #  This is message #3.
Hello World!  For my friend Able in particular.  This is message #43..

Hello World!Hello World!  For my friend   For my friend AbleEd in particular. in particular.  This is message #  This is message #54..

Hello World!  For my friend Ed in particular.  This is message #5.
Hello World!  For my friend Bob in particular.  This is message #1.
Hello World!  For my friend Bob in particular.  This is message #2.
Hello World!  For my friend Bob in particular.  This is message #3.
Hello World!  For my friend Bob in particular.  This is message #4.
Hello World!  For my friend Bob in particular.  This is message #5.
Hello World!  For my friend Don in particular.  This is message #1.
Hello World!  For my friend Don in particular.  This is message #2.
Hello World!  For my friend Don in particular.  This is message #3.
Hello World!  For my friend Don in particular.  This is message #4.
Hello World!  For my friend Don in particular.  This is message #5.
Hello World!  For my friend Chris in particular.  This is message #1.
Hello World!  For my friend Chris in particular.  This is message #2.
Hello World!  For my friend Chris in particular.  This is message #3.
Hello World!  For my friend Chris in particular.  This is message #4.
Hello World!  For my friend Chris in particular.  This is message #5.

[end]

Process finished with exit code 0