001    /*
002     * Copyright 2011 The Kuali Foundation.
003     * 
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     * 
008     * http://www.opensource.org/licenses/ecl2.php
009     * 
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.kuali.kfs.fp.document.validation.impl;
017    
018    import java.util.List;
019    
020    import org.kuali.kfs.fp.businessobject.DisbursementVoucherNonResidentAlienTax;
021    import org.kuali.kfs.fp.document.DisbursementVoucherDocument;
022    import org.kuali.kfs.fp.document.service.DisbursementVoucherTaxService;
023    import org.kuali.kfs.sys.context.SpringContext;
024    import org.kuali.kfs.sys.document.validation.event.AttributedDocumentEvent;
025    import org.kuali.kfs.sys.document.validation.impl.AccountingLineAmountPositiveValidation;
026    
027    public class DisbursementVoucherAccountingLineAmountPositiveValidation extends AccountingLineAmountPositiveValidation {
028        private static org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(DisbursementVoucherAccountingLineAmountPositiveValidation.class);
029    
030        /**
031         * @see org.kuali.kfs.sys.document.validation.impl.AccountingLineAmountPositiveValidation#validate(org.kuali.kfs.sys.document.validation.event.AttributedDocumentEvent)
032         */
033        @Override
034        public boolean validate(AttributedDocumentEvent event) {
035            LOG.debug("validate start");
036            boolean isValid = true;
037            
038            DisbursementVoucherDocument document = (DisbursementVoucherDocument) this.getAccountingDocumentForValidation();
039            DisbursementVoucherNonResidentAlienTax nonResidentAlienTax = document.getDvNonResidentAlienTax();
040    
041            // tax accounting lines can have negative amounts
042            if (nonResidentAlienTax != null) {
043                List<String> taxLineNumbers = SpringContext.getBean(DisbursementVoucherTaxService.class).getNRATaxLineNumbers(nonResidentAlienTax.getFinancialDocumentAccountingLineText());
044                
045                if (taxLineNumbers.contains(this.getAccountingLineForValidation().getSequenceNumber())) {
046                    return true;
047                }
048            }
049            
050            isValid = super.validate(event);
051    
052            return isValid;
053        }
054    }