.....

src/main/java/cn/com/qmth/examcloud/web/cache/RandomCacheBean.java

@@ -6,4 +6,14 @@ public abstract class RandomCacheBean implements Serializable {
 
 	private static final long serialVersionUID = 5409197052989051020L;
 
+	private Boolean hasValue;
+
+	public Boolean getHasValue() {
+		return hasValue;
+	}
+
+	public void setHasValue(Boolean hasValue) {
+		this.hasValue = hasValue;
+	}
+
 }