[ofbiz-framework] branch trunk updated: Improved: Enforce noninstantiability to FinAccountHelper Class. (#171)

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[ofbiz-framework] branch trunk updated: Improved: Enforce noninstantiability to FinAccountHelper Class. (#171)

surajk
This is an automated email from the ASF dual-hosted git repository.

surajk pushed a commit to branch trunk
in repository https://gitbox.apache.org/repos/asf/ofbiz-framework.git


The following commit(s) were added to refs/heads/trunk by this push:
     new 73b15e9  Improved: Enforce noninstantiability to FinAccountHelper Class. (#171)
73b15e9 is described below

commit 73b15e98677567787e983db5d76df0f296070a44
Author: Suraj Khurana <[hidden email]>
AuthorDate: Fri Jun 5 13:13:58 2020 +0530

    Improved: Enforce noninstantiability to FinAccountHelper Class. (#171)
   
    (OFBIZ-11723)
   
    Made class as final, added private constructor, also made data members as private, defined getter methods and changed related occurrences.
---
 .../finaccount/FinAccountPaymentServices.java      | 18 +++---
 .../finaccount/FinAccountProductServices.java      |  2 +-
 .../accounting/finaccount/FinAccountServices.java  | 14 ++---
 .../payment/GiftCertificateServices.java           | 26 ++++----
 .../ofbiz/order/finaccount/FinAccountHelper.java   | 72 ++++++++++++----------
 .../ofbiz/order/shoppingcart/CheckOutHelper.java   |  2 +-
 .../ofbiz/order/shoppingcart/ShoppingCart.java     |  3 +-
 7 files changed, 74 insertions(+), 63 deletions(-)

diff --git a/applications/accounting/src/main/java/org/apache/ofbiz/accounting/finaccount/FinAccountPaymentServices.java b/applications/accounting/src/main/java/org/apache/ofbiz/accounting/finaccount/FinAccountPaymentServices.java
index 3557bf2..dca9894 100644
--- a/applications/accounting/src/main/java/org/apache/ofbiz/accounting/finaccount/FinAccountPaymentServices.java
+++ b/applications/accounting/src/main/java/org/apache/ofbiz/accounting/finaccount/FinAccountPaymentServices.java
@@ -152,14 +152,14 @@ public class FinAccountPaymentServices {
                 Debug.logVerbose("In finAccountPreAuth finAccountSettings=" + finAccountSettings, MODULE);
             }
 
-            BigDecimal minBalance = FinAccountHelper.ZERO;
+            BigDecimal minBalance = FinAccountHelper.getZero();
             String allowAuthToNegative = "N";
 
             if (finAccountSettings != null) {
                 allowAuthToNegative = finAccountSettings.getString("allowAuthToNegative");
                 minBalance = finAccountSettings.getBigDecimal("minBalance");
                 if (minBalance == null) {
-                    minBalance = FinAccountHelper.ZERO;
+                    minBalance = FinAccountHelper.getZero();
                 }
 
                 // validate the PIN if the store requires it
@@ -229,10 +229,10 @@ public class FinAccountPaymentServices {
             // which includes active authorizations as well as transactions
             BigDecimal availableBalance = finAccount.getBigDecimal("availableBalance");
             if (availableBalance == null) {
-                availableBalance = FinAccountHelper.ZERO;
+                availableBalance = FinAccountHelper.getZero();
             } else {
                 BigDecimal availableBalanceOriginal = availableBalance;
-                availableBalance = availableBalance.setScale(FinAccountHelper.decimals, FinAccountHelper.rounding);
+                availableBalance = availableBalance.setScale(FinAccountHelper.getDecimals(), FinAccountHelper.getRounding());
                 if (availableBalance.compareTo(availableBalanceOriginal) != 0) {
                     Debug.logWarning("In finAccountPreAuth for finAccountId [" + finAccountId + "] availableBalance ["
                             + availableBalanceOriginal + "] was different after rounding [" + availableBalance
@@ -247,7 +247,7 @@ public class FinAccountPaymentServices {
             String refNum;
 
             // make sure to round and scale it to the same as availableBalance
-            amount = amount.setScale(FinAccountHelper.decimals, FinAccountHelper.rounding);
+            amount = amount.setScale(FinAccountHelper.getDecimals(), FinAccountHelper.getRounding());
 
             Debug.logInfo("Allow auth to negative: " + allowAuthToNegative + " :: available: " + availableBalance + " comp: " + minBalance + " = " + availableBalance.compareTo(minBalance) + " :: req: " + amount, MODULE);
             // check the available balance to see if we can auth this tx
@@ -594,7 +594,7 @@ public class FinAccountPaymentServices {
         // transaction if it is sufficient
         BigDecimal previousBalance = finAccount.getBigDecimal("actualBalance");
         if (previousBalance == null) {
-            previousBalance = FinAccountHelper.ZERO;
+            previousBalance = FinAccountHelper.getZero();
         }
 
         BigDecimal balance;
@@ -621,7 +621,7 @@ public class FinAccountPaymentServices {
 
         // make sure balance is not null
         if (balance == null) {
-            balance = FinAccountHelper.ZERO;
+            balance = FinAccountHelper.getZero();
         }
 
         Map<String, Object> result = ServiceUtil.returnSuccess();
@@ -686,7 +686,7 @@ public class FinAccountPaymentServices {
         // get the previous balance
         BigDecimal previousBalance = finAccount.getBigDecimal("actualBalance");
         if (previousBalance == null) {
-            previousBalance = FinAccountHelper.ZERO;
+            previousBalance = FinAccountHelper.getZero();
         }
 
         // create the transaction
@@ -704,7 +704,7 @@ public class FinAccountPaymentServices {
 
         // make sure balance is not null
         if (actualBalance == null) {
-            actualBalance = FinAccountHelper.ZERO;
+            actualBalance = FinAccountHelper.getZero();
         } else {
             if (actualBalance.compareTo(BigDecimal.ZERO) < 0) {
                 // balance went below zero, set negative pending replenishment status so that no
diff --git a/applications/accounting/src/main/java/org/apache/ofbiz/accounting/finaccount/FinAccountProductServices.java b/applications/accounting/src/main/java/org/apache/ofbiz/accounting/finaccount/FinAccountProductServices.java
index 63ec943..d5c378d 100644
--- a/applications/accounting/src/main/java/org/apache/ofbiz/accounting/finaccount/FinAccountProductServices.java
+++ b/applications/accounting/src/main/java/org/apache/ofbiz/accounting/finaccount/FinAccountProductServices.java
@@ -189,7 +189,7 @@ public class FinAccountProductServices {
         // price/amount/quantity to create initial deposit amount
         BigDecimal quantity = orderItem.getBigDecimal("quantity");
         BigDecimal price = orderItem.getBigDecimal("unitPrice");
-        BigDecimal deposit = price.multiply(quantity).setScale(FinAccountHelper.decimals, FinAccountHelper.rounding);
+        BigDecimal deposit = price.multiply(quantity).setScale(FinAccountHelper.getDecimals(), FinAccountHelper.getRounding());
 
         // create the financial account
         Map<String, Object> createCtx = new HashMap<>();
diff --git a/applications/accounting/src/main/java/org/apache/ofbiz/accounting/finaccount/FinAccountServices.java b/applications/accounting/src/main/java/org/apache/ofbiz/accounting/finaccount/FinAccountServices.java
index 80b37e6..4b246d7 100644
--- a/applications/accounting/src/main/java/org/apache/ofbiz/accounting/finaccount/FinAccountServices.java
+++ b/applications/accounting/src/main/java/org/apache/ofbiz/accounting/finaccount/FinAccountServices.java
@@ -279,10 +279,10 @@ public class FinAccountServices {
         BigDecimal availableBalance = finAccount.getBigDecimal("availableBalance");
         BigDecimal balance = finAccount.getBigDecimal("actualBalance");
         if (availableBalance == null) {
-            availableBalance = FinAccountHelper.ZERO;
+            availableBalance = FinAccountHelper.getZero();
         }
         if (balance == null) {
-            balance = FinAccountHelper.ZERO;
+            balance = FinAccountHelper.getZero();
         }
 
         String statusId = finAccount.getString("statusId");
@@ -321,16 +321,16 @@ public class FinAccountServices {
 
             BigDecimal balance = finAccount.getBigDecimal("actualBalance");
             if (balance == null) {
-                balance = FinAccountHelper.ZERO;
+                balance = FinAccountHelper.getZero();
             }
 
             Debug.logInfo("Account #" + finAccountId + " Balance: " + balance + " Status: " + statusId, MODULE);
 
-            if ("FNACT_ACTIVE".equals(statusId) && balance.compareTo(FinAccountHelper.ZERO) < 1) {
+            if ("FNACT_ACTIVE".equals(statusId) && balance.compareTo(FinAccountHelper.getZero()) < 1) {
                 finAccount.set("statusId", "FNACT_MANFROZEN");
                 Debug.logInfo("Financial account [" + finAccountId + "] has passed its threshold [" + balance
                         + "] (Frozen)", MODULE);
-            } else if ("FNACT_MANFROZEN".equals(statusId) && balance.compareTo(FinAccountHelper.ZERO) > 0) {
+            } else if ("FNACT_MANFROZEN".equals(statusId) && balance.compareTo(FinAccountHelper.getZero()) > 0) {
                 finAccount.set("statusId", "FNACT_ACTIVE");
                 Debug.logInfo("Financial account [" + finAccountId + "] has been made current [" + balance
                         + "] (Un-Frozen)", MODULE);
@@ -391,7 +391,7 @@ public class FinAccountServices {
                 try (EntityListIterator eli = EntityQuery.use(delegator).from("FinAccountTrans").where(condition)
                         .orderBy("-transactionDate").queryIterator()) {
                     GenericValue trans;
-                    while (remainingBalance.compareTo(FinAccountHelper.ZERO) < 0 && (trans = eli.next()) != null) {
+                    while (remainingBalance.compareTo(FinAccountHelper.getZero()) < 0 && (trans = eli.next()) != null) {
                         String orderId = trans.getString("orderId");
                         String orderItemSeqId = trans.getString("orderItemSeqId");
 
@@ -497,7 +497,7 @@ public class FinAccountServices {
                 }
 
                 // check to make sure we balanced out
-                if (remainingBalance.compareTo(FinAccountHelper.ZERO) == 1) {
+                if (remainingBalance.compareTo(FinAccountHelper.getZero()) == 1) {
                     result = ServiceUtil.returnSuccess(UtilProperties.getMessage(RES_ERROR,
                             "AccountingFinAccountPartiallyRefunded", locale));
                 }
diff --git a/applications/accounting/src/main/java/org/apache/ofbiz/accounting/payment/GiftCertificateServices.java b/applications/accounting/src/main/java/org/apache/ofbiz/accounting/payment/GiftCertificateServices.java
index 9d22ec6..af6267f 100644
--- a/applications/accounting/src/main/java/org/apache/ofbiz/accounting/payment/GiftCertificateServices.java
+++ b/applications/accounting/src/main/java/org/apache/ofbiz/accounting/payment/GiftCertificateServices.java
@@ -84,7 +84,7 @@ public class GiftCertificateServices {
             final String deposit = "DEPOSIT";
 
             GenericValue giftCertSettings = EntityQuery.use(delegator).from("ProductStoreFinActSetting")
-                    .where("productStoreId", productStoreId, "finAccountTypeId", FinAccountHelper.giftCertFinAccountTypeId)
+                    .where("productStoreId", productStoreId, "finAccountTypeId", FinAccountHelper.getGiftCertFinAccountTypeId())
                     .cache().queryOne();
             Map<String, Object> acctResult = null;
 
@@ -106,7 +106,7 @@ public class GiftCertificateServices {
 
                 // create the FinAccount
                 Map<String, Object> acctCtx = UtilMisc.<String, Object>toMap("finAccountId", finAccountId);
-                acctCtx.put("finAccountTypeId", FinAccountHelper.giftCertFinAccountTypeId);
+                acctCtx.put("finAccountTypeId", FinAccountHelper.getGiftCertFinAccountTypeId());
                 acctCtx.put("finAccountName", accountName);
                 acctCtx.put("finAccountCode", pinNumber);
                 acctCtx.put("userLogin", userLogin);
@@ -118,7 +118,7 @@ public class GiftCertificateServices {
             } else {
                 Map<String, Object> createAccountCtx = new HashMap<>();
                 createAccountCtx.put("ownerPartyId", partyId);
-                createAccountCtx.put("finAccountTypeId", FinAccountHelper.giftCertFinAccountTypeId);
+                createAccountCtx.put("finAccountTypeId", FinAccountHelper.getGiftCertFinAccountTypeId());
                 createAccountCtx.put("productStoreId", productStoreId);
                 createAccountCtx.put("currencyUomId", currency);
                 createAccountCtx.put("finAccountName", accountName + " for party ["+partyId+"]");
@@ -188,7 +188,7 @@ public class GiftCertificateServices {
          // validate the pin if the store requires it and figure out the finAccountId from card number
         try {
             GenericValue giftCertSettings = EntityQuery.use(delegator).from("ProductStoreFinActSetting")
-                    .where("productStoreId", productStoreId, "finAccountTypeId", FinAccountHelper.giftCertFinAccountTypeId)
+                    .where("productStoreId", productStoreId, "finAccountTypeId", FinAccountHelper.getGiftCertFinAccountTypeId())
                     .cache().queryOne();
             if ("Y".equals(giftCertSettings.getString("requirePinCode"))) {
                 if (!validatePin(delegator, cardNumber, pinNumber)) {
@@ -206,7 +206,7 @@ public class GiftCertificateServices {
             return ServiceUtil.returnError(UtilProperties.getMessage(RES_ERROR,
                     "AccountingFinAccountSetting",
                     UtilMisc.toMap("productStoreId", productStoreId,
-                            "finAccountTypeId", FinAccountHelper.giftCertFinAccountTypeId), locale));
+                            "finAccountTypeId", FinAccountHelper.getGiftCertFinAccountTypeId()), locale));
         }
 
         if (finAccountId == null) {
@@ -283,7 +283,7 @@ public class GiftCertificateServices {
         // validate the pin if the store requires it
         try {
             GenericValue giftCertSettings = EntityQuery.use(delegator).from("ProductStoreFinActSetting")
-                    .where("productStoreId", productStoreId, "finAccountTypeId", FinAccountHelper.giftCertFinAccountTypeId)
+                    .where("productStoreId", productStoreId, "finAccountTypeId", FinAccountHelper.getGiftCertFinAccountTypeId())
                     .cache().queryOne();
             if ("Y".equals(giftCertSettings.getString("requirePinCode")) && !validatePin(delegator, cardNumber, pinNumber)) {
                 return ServiceUtil.returnError(UtilProperties.getMessage(RES_ERROR,
@@ -293,7 +293,7 @@ public class GiftCertificateServices {
             return ServiceUtil.returnError(UtilProperties.getMessage(RES_ERROR,
                     "AccountingFinAccountSetting",
                     UtilMisc.toMap("productStoreId", productStoreId,
-                            "finAccountTypeId", FinAccountHelper.giftCertFinAccountTypeId), locale));
+                            "finAccountTypeId", FinAccountHelper.getGiftCertFinAccountTypeId()), locale));
         }
         Debug.logInfo("Attempting to redeem GC for " + amount, MODULE);
 
@@ -486,7 +486,7 @@ public class GiftCertificateServices {
             // if the store requires pin codes, then validate pin code against card number, and the gift certificate's finAccountId is the gift card's card number
             // otherwise, the gift card's card number is an ecrypted string, which must be decoded to find the FinAccount
             GenericValue giftCertSettings = EntityQuery.use(delegator).from("ProductStoreFinActSetting")
-                    .where("productStoreId", productStoreId, "finAccountTypeId", FinAccountHelper.giftCertFinAccountTypeId)
+                    .where("productStoreId", productStoreId, "finAccountTypeId", FinAccountHelper.getGiftCertFinAccountTypeId())
                     .cache().queryOne();
             GenericValue finAccount = null;
             String finAccountId = null;
@@ -509,7 +509,7 @@ public class GiftCertificateServices {
                 return ServiceUtil.returnError(UtilProperties.getMessage(RES_ERROR,
                         "AccountingFinAccountSetting",
                         UtilMisc.toMap("productStoreId", productStoreId,
-                                "finAccountTypeId", FinAccountHelper.giftCertFinAccountTypeId), locale));
+                                "finAccountTypeId", FinAccountHelper.getGiftCertFinAccountTypeId()), locale));
             }
 
             if (finAccountId == null) {
@@ -531,7 +531,7 @@ public class GiftCertificateServices {
             Map<String, Object> result = ServiceUtil.returnSuccess();
 
             // make sure to round and scale it to the same as availableBalance
-            amount = amount.setScale(FinAccountHelper.decimals, FinAccountHelper.rounding);
+            amount = amount.setScale(FinAccountHelper.getDecimals(), FinAccountHelper.getRounding());
 
             // if availableBalance equal to or greater than amount, then auth
             if (UtilValidate.isNotEmpty(availableBalance) && availableBalance.compareTo(amount) >= 0) {
@@ -756,14 +756,14 @@ public class GiftCertificateServices {
         GenericValue giftCertSettings = null;
         try {
             giftCertSettings = EntityQuery.use(delegator).from("ProductStoreFinActSetting")
-                    .where("productStoreId", productStoreId, "finAccountTypeId", FinAccountHelper.giftCertFinAccountTypeId)
+                    .where("productStoreId", productStoreId, "finAccountTypeId", FinAccountHelper.getGiftCertFinAccountTypeId())
                     .cache().queryOne();
         } catch (GenericEntityException e) {
-            Debug.logError(e, "Unable to get Product Store FinAccount settings for " + FinAccountHelper.giftCertFinAccountTypeId, MODULE);
+            Debug.logError(e, "Unable to get Product Store FinAccount settings for " + FinAccountHelper.getGiftCertFinAccountTypeId(), MODULE);
             return ServiceUtil.returnError(UtilProperties.getMessage(RES_ERROR,
                     "AccountingFinAccountSetting",
                     UtilMisc.toMap("productStoreId", productStoreId,
-                            "finAccountTypeId", FinAccountHelper.giftCertFinAccountTypeId), locale) + ": " + e.getMessage());
+                            "finAccountTypeId", FinAccountHelper.getGiftCertFinAccountTypeId()), locale) + ": " + e.getMessage());
         }
 
         // survey information
diff --git a/applications/order/src/main/java/org/apache/ofbiz/order/finaccount/FinAccountHelper.java b/applications/order/src/main/java/org/apache/ofbiz/order/finaccount/FinAccountHelper.java
index 8f18868..48a5f61 100644
--- a/applications/order/src/main/java/org/apache/ofbiz/order/finaccount/FinAccountHelper.java
+++ b/applications/order/src/main/java/org/apache/ofbiz/order/finaccount/FinAccountHelper.java
@@ -42,31 +42,41 @@ import org.apache.ofbiz.entity.util.EntityQuery;
  * A package of methods for improving efficiency of financial accounts services
  *
  */
-public class FinAccountHelper {
-
-     private static final String MODULE = FinAccountHelper.class.getName();
-     /**
-      * A word on precision: since we're just adding and subtracting, the interim figures should have one more decimal place of precision than the final numbers.
-      */
-     public static final int decimals = UtilNumber.getBigDecimalScale("finaccount.decimals");
-     public static final RoundingMode rounding = UtilNumber.getRoundingMode("finaccount.rounding");
-     public static final BigDecimal ZERO = BigDecimal.ZERO.setScale(decimals, rounding);
-
-     public static final String giftCertFinAccountTypeId = "GIFTCERT_ACCOUNT";
-
-     // pool of available characters for account codes, here numbers plus uppercase characters
-     static char[] char_pool = new char[10+26];
-     static {
-         int j = 0;
-         for (int i = "0".charAt(0); i <= "9".charAt(0); i++) {
-             char_pool[j++] = (char) i;
-         }
-         for (int i = "A".charAt(0); i <= "Z".charAt(0); i++) {
-             char_pool[j++] = (char) i;
-         }
-     }
-
-
+public final class FinAccountHelper {
+    private static final String MODULE = FinAccountHelper.class.getName();
+    /**
+    * Precision: since we're just adding and subtracting, the interim figures should have one more decimal place of precision than the final numbers
+    */
+    private static final int DECIMALS = UtilNumber.getBigDecimalScale("finaccount.decimals");
+    private static final RoundingMode ROUNDING = UtilNumber.getRoundingMode("finaccount.rounding");
+    private static final BigDecimal ZERO = BigDecimal.ZERO.setScale(DECIMALS, ROUNDING);
+    private static final String GC_FIN_ACCOUNT_TYPE = "GIFTCERT_ACCOUNT";
+
+    protected FinAccountHelper() { }
+
+    // pool of available characters for account codes, here numbers plus uppercase characters
+    private static char[] charPool = new char[10 + 26];
+    static {
+        int j = 0;
+        for (int i = "0".charAt(0); i <= "9".charAt(0); i++) {
+            charPool[j++] = (char) i;
+        }
+        for (int i = "A".charAt(0); i <= "Z".charAt(0); i++) {
+            charPool[j++] = (char) i;
+        }
+    }
+    public static int getDecimals() {
+        return DECIMALS;
+    }
+    public static RoundingMode getRounding() {
+        return ROUNDING;
+    }
+    public static BigDecimal getZero() {
+        return ZERO;
+    }
+    public static String getGiftCertFinAccountTypeId() {
+        return GC_FIN_ACCOUNT_TYPE;
+    }
      /**
       * A convenience method which adds transactions.get(0).get(fieldName) to initialValue, all done in BigDecimal to decimals and rounding
       * @param initialValue the initial value
@@ -109,7 +119,7 @@ public class FinAccountHelper {
          while (!foundUniqueNewCode) {
              newAccountCode = new StringBuilder(codeLength);
              for (int i = 0; i < codeLength; i++) {
-                 newAccountCode.append(char_pool[r.nextInt(char_pool.length)]);
+                 newAccountCode.append(charPool[r.nextInt(charPool.length)]);
              }
 
              GenericValue existingAccountWithCode = EntityQuery.use(delegator).from("FinAccount")
@@ -183,7 +193,7 @@ public class FinAccountHelper {
                                 EntityCondition.makeCondition("finAccountTransTypeId", EntityOperator.EQUALS, "ADJUSTMENT")),
                             EntityOperator.OR))
                 .queryList();
-        incrementTotal = addFirstEntryAmount(incrementTotal, transSums, "amount", (decimals+1), rounding);
+        incrementTotal = addFirstEntryAmount(incrementTotal, transSums, "amount", (DECIMALS+1), ROUNDING);
 
         // now find sum of all transactions with decrease the value
         transSums = EntityQuery.use(delegator)
@@ -193,10 +203,10 @@ public class FinAccountHelper {
                         EntityCondition.makeCondition("transactionDate", EntityOperator.LESS_THAN_EQUAL_TO, asOfDateTime),
                         EntityCondition.makeCondition("finAccountTransTypeId", EntityOperator.EQUALS, "WITHDRAWAL"))
                 .queryList();
-        decrementTotal = addFirstEntryAmount(decrementTotal, transSums, "amount", (decimals+1), rounding);
+        decrementTotal = addFirstEntryAmount(decrementTotal, transSums, "amount", (DECIMALS+1), ROUNDING);
 
         // the net balance is just the incrementTotal minus the decrementTotal
-        return incrementTotal.subtract(decrementTotal).setScale(decimals, rounding);
+        return incrementTotal.subtract(decrementTotal).setScale(DECIMALS, ROUNDING);
     }
 
      /**
@@ -220,10 +230,10 @@ public class FinAccountHelper {
                         EntityCondition.makeCondition("authorizationDate", EntityOperator.LESS_THAN_EQUAL_TO, asOfDateTime))
                 .queryList();
 
-        BigDecimal authorizationsTotal = addFirstEntryAmount(ZERO, authSums, "amount", (decimals+1), rounding);
+        BigDecimal authorizationsTotal = addFirstEntryAmount(ZERO, authSums, "amount", (DECIMALS+1), ROUNDING);
 
         // the total available balance is transactions total minus authorizations total
-        return netBalance.subtract(authorizationsTotal).setScale(decimals, rounding);
+        return netBalance.subtract(authorizationsTotal).setScale(DECIMALS, ROUNDING);
     }
 
     public static boolean validateFinAccount(GenericValue finAccount) {
diff --git a/applications/order/src/main/java/org/apache/ofbiz/order/shoppingcart/CheckOutHelper.java b/applications/order/src/main/java/org/apache/ofbiz/order/shoppingcart/CheckOutHelper.java
index 863b1eb..f6b0e5c 100644
--- a/applications/order/src/main/java/org/apache/ofbiz/order/shoppingcart/CheckOutHelper.java
+++ b/applications/order/src/main/java/org/apache/ofbiz/order/shoppingcart/CheckOutHelper.java
@@ -471,7 +471,7 @@ public class CheckOutHelper {
                             errorMessages.add(errMsg);
                             gcFieldsOkay = false;
                         } else if ((finAccount.getBigDecimal("availableBalance") == null) ||
-                                !((finAccount.getBigDecimal("availableBalance")).compareTo(FinAccountHelper.ZERO) > 0)) {
+                                !((finAccount.getBigDecimal("availableBalance")).compareTo(FinAccountHelper.getZero()) > 0)) {
                             // if account's available balance (including authorizations) is not greater than zero, then return an error
                             errMsg = UtilProperties.getMessage(RES_ERROR,"checkhelper.gift_card_has_no_value", cart.getLocale());
                             errorMessages.add(errMsg);
diff --git a/applications/order/src/main/java/org/apache/ofbiz/order/shoppingcart/ShoppingCart.java b/applications/order/src/main/java/org/apache/ofbiz/order/shoppingcart/ShoppingCart.java
index c91a056..5131be5 100644
--- a/applications/order/src/main/java/org/apache/ofbiz/order/shoppingcart/ShoppingCart.java
+++ b/applications/order/src/main/java/org/apache/ofbiz/order/shoppingcart/ShoppingCart.java
@@ -1951,7 +1951,8 @@ public class ShoppingCart implements Iterable<ShoppingCartItem>, Serializable {
      * @throws GenericEntityException
      */
     public GenericValue getGiftCertSettingFromStore(Delegator delegator) throws GenericEntityException {
-        return EntityQuery.use(delegator).from("ProductStoreFinActSetting").where("productStoreId", getProductStoreId(), "finAccountTypeId", FinAccountHelper.giftCertFinAccountTypeId).cache().queryOne();
+        return EntityQuery.use(delegator).from("ProductStoreFinActSetting")
+            .where("productStoreId", getProductStoreId(), "finAccountTypeId", FinAccountHelper.getGiftCertFinAccountTypeId()).cache().queryOne();
     }
 
     /**