You can only represent the ASCII subset of Unicode within the range of a byte. If you wanted to filter one or more Unicode characters from a Java stream, you're hosed!

Overview Goes over concepts of international character identification and Unicode. Concepts char Data Type Unicode Support in Programming Languages Goes over how to handle international text in many ...

Character.getNumericValue(aChar) will let me convert a char into an int. I want to know how I can reverse the process and get a char from an integer? Thanks.

CharMap is a Java 5.0 graphical (GUI) application to display Unicode characters or glyphs in text fonts, and copy those characters to the system clipboard. Its major purpose is as a visual accessory ...