The constant condition determination parameter Mybatis

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Constants class

public class Constants {
    public static final int SKU_STOCK_TEMP_IN= 1; 
}

xml:

 <if test="inOutType == @com.x.b.util.Constants@SKU_STOCK_TEMP_IN">
                ss.keep_number = (ss.keep_number + #{keepNumber}),
            </if>

Such a value can be judged Constants.SKU_STOCK_TEMP_IN if the conditions in the