Chinese notes were destroyed

	/** 搴撳瓨sn */
  	private String sn;
  	/** upc */
  	private String upc;
  	/** 浠锋牸 */
  	private BigDecimal price;
  	/** 鏁伴噺 */
  	private Integer quantity;

This project once I closed , Close Project. Opened again when the Chinese notes to be like this , why ah ? In addition Tomcat can not start up, shut down before it is normal .
------ Solution ---------------------------------------- ----
the GBK encoding to try, and then not , UTF-8 try
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coding problems caused comment to this
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turn eclipse coding it?
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Engineering coding

Turn eclipse coding it?