增加Am数量计算函数，修复浮点数界面显示精度问题。

modules/i3plus-pojo-aps/src/main/java/cn/estsh/i3plus/pojo/aps/common/BaseAPS.java

@@ -70,6 +70,20 @@ public abstract class BaseAPS extends BaseBean {
         return null;
     }
 
+    public Double getCustomDouble(String code) {
+        Object value = customFields.get(code);
+        if (value == null) {
+            return null;
+        }
+
+        if (value.getClass() == String.class) {
+            return Double.valueOf((String) value);
+        } else if(value.getClass() == Double.class) {
+            return (Double)value;
+        }
+        return null;
+    }
+
     public Boolean getCustomBoolean(String code) {
         Object value = customFields.get(code);
         if (value == null) {

modules/i3plus-pojo-aps/src/main/java/cn/estsh/i3plus/pojo/aps/tool/APSDoubleTool.java

@@ -4,4 +4,15 @@ public class APSDoubleTool {
     public static boolean isZero(Double value) {
         return (value == null) || (value > -0.0000001 && value < 0.0000001);
     }
+
+    /**
+     * 按指定精度向上取整
+     * @param value
+     * @param pric
+     * @return
+     */
+    public static double ceilPric(double value, int pric) {
+        final double digits = Math.pow(10.0, pric);
+        return Math.ceil(value*digits) / digits;
+    }
 }