update

mec-biz/src/main/java/com/ym/mec/biz/dal/entity/SysUserCashAccount.java

@@ -23,19 +23,19 @@ public class SysUserCashAccount {
 	
 	/** 账户可用余额 */
 	@ApiModelProperty(value = "账户可用余额",required = false)
-	private BigDecimal balance;
+	private BigDecimal balance = new BigDecimal(0);
 	
 	/** 冻结金额 */
 	@ApiModelProperty(value = "冻结金额",required = false)
-	private BigDecimal frozenAmount;
+	private BigDecimal frozenAmount = new BigDecimal(0);
 	
 	/** 保证金余额 */
 	@ApiModelProperty(value = "保证金余额",required = false)
-	private BigDecimal marginBalance;
+	private BigDecimal marginBalance = new BigDecimal(0);
 	
 	/** 课程余额余额 */
 	@ApiModelProperty(value = "课程余额",required = false)
-	private BigDecimal courseBalance;
+	private BigDecimal courseBalance = new BigDecimal(0);
 	
 	/** 账户状态(0,冻结,1,正常;-1,注销;) */
 	@ApiModelProperty(value = "账户状态",required = false)