01: /*
02: * Copyright 2006 The Kuali Foundation.
03: *
04: * Licensed under the Educational Community License, Version 1.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.opensource.org/licenses/ecl1.php
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16: package org.kuali.module.gl.batch.poster;
17:
18: import java.util.Collection;
19:
20: import org.kuali.module.gl.bo.AccountBalance;
21: import org.kuali.module.gl.bo.Transaction;
22:
23: /**
24: * This interface declares the methods needed to update an account balance, based on a transaction.
25: */
26: public interface AccountBalanceCalculator {
27: /**
28: * Given a collection of account balance records, returns either the account balance the given
29: * transaction should post against or a new account balance record
30: *
31: * @param balanceList a Collection of AccountBalance records
32: * @param t the transaction to post
33: * @return
34: */
35: public AccountBalance findAccountBalance(Collection balanceList,
36: Transaction t);
37:
38: /**
39: * Updates the given account balance record, based on the given transaction
40: *
41: * @param t the transaction to post
42: * @param ab the account balance being posted against
43: */
44: public void updateAccountBalance(Transaction t, AccountBalance ab);
45:
46: }
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