@@ -0,0 +1,453 @@
+package org.psjava.util;%0A%0Aimport java.io.IOException;%0Aimport java.io.OutputStream;%0Aimport java.io.PrintStream;%0A%0Apublic class PrintStreamMerger %7B%0A%0A    public static PrintStream merge(final PrintStream p1, final PrintStream p2) %7B%0A        return new PrintStream(new OutputStream() %7B%0A            @Override%0A            public void write(int b) throws IOException %7B%0A                p1.write(b);%0A                p2.write(b);%0A            %7D%0A        %7D);%0A    %7D%0A%0A%7D%0A

add util - PrintStreamMerger.java