Writing arabic letters in java desn't work with runnable jar file -

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i using code write string text file. string combination of english , arabic letters. when run code in eclipse works fine when extract code runnable jar file , run arabic letters replaced question mark.

writer writer = new outputstreamwriter(new fileoutputstream(filename), "utf-8");  bw = new bufferedwriter(writer);  bw.write("<meta http-equiv='content-type' content='text/html;charset=utf-8'>");


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