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/* |
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* To change this license header, choose License Headers in Project Properties. |
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* To change this template file, choose Tools | Templates |
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* and open the template in the editor. |
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*/ |
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package com.github.theresasogunle; |
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import java.nio.charset.StandardCharsets; |
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import java.security.MessageDigest; |
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import java.util.Arrays; |
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import java.util.Base64; |
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import java.util.HashMap; |
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/** |
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* |
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* @author Theresa |
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*/ |
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public class IntegrityChecksum { |
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RaveConstant key=new RaveConstant(); |
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private String amount, payment_method,custom_description; |
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private String custom_logo,country,currency,customer_email; |
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private String customer_lastname,customer_firstname,customer_phone,txref; |
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/** |
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* |
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* |
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* @return String |
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* |
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*/ |
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public String integrityChecksum(){ |
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HashMap payload=new HashMap(); |
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payload.put("PBFPubKey" , RaveConstant.PUBLIC_KEY); |
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payload.put("amount" ,this.getAmount()); |
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payload.put("payment_method", this.getPayment_method()); |
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payload.put("custom_description",this.getCustom_description()); |
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payload.put("custom_logo",this.getCustom_logo()); |
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payload.put("country", this.getCountry()); |
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payload.put("currency", this.getCurrency()); |
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payload.put ("customer_email", this.getCustomer_email()); |
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payload.put( "customer_firstname", this.getCustomer_firstname()); |
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payload.put("customer_lastname", this.getCustomer_lastname()); |
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payload.put("customer_phone", this.getCustomer_phone()); |
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payload.put( "txref",this.getTxref()); |
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Object[] keys=payload.keySet().toArray(); |
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Arrays.sort(keys); |
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String hashedPayload = ""; |
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for (Object key : keys) { |
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hashedPayload+=payload.get(key); |
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} |
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String hashString = hashedPayload + RaveConstant.SECRET_KEY; |
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String hash_string=""; |
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try{ |
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MessageDigest digest = MessageDigest.getInstance("SHA-256"); |
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byte[] hash = digest.digest(hashString.getBytes(StandardCharsets.UTF_8)); |
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hash_string=Base64.getEncoder().encodeToString(hash); |
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// System.out.println(hash_string); |
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}catch(Exception ex){} |
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return hash_string; |
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} |
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/** |
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* @return the amount |
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*/ |
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public String getAmount() { |
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return amount; |
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} |
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/** |
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* @param amount the amount to set |
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* @return IntegrityChecksum |
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*/ |
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public IntegrityChecksum setAmount(String amount) { |
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this.amount = amount; |
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return this; |
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} |
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/** |
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* @return the payment_method |
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*/ |
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public String getPayment_method() { |
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return payment_method; |
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} |
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/** |
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* @param payment_method the payment_method to set |
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* @return IntegrityChecksum |
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*/ |
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public IntegrityChecksum setPayment_method(String payment_method) { |
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this.payment_method = payment_method; |
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return this; |
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} |
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/** |
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* @return the custom_description |
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*/ |
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public String getCustom_description() { |
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return custom_description; |
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} |
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/** |
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* @param custom_description the custom_description to set |
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* @return IntegrityChecksum |
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*/ |
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public IntegrityChecksum setCustom_description(String custom_description) { |
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this.custom_description = custom_description; |
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return this; |
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} |
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/** |
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* @return the custom_logo |
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* |
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*/ |
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public String getCustom_logo() { |
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return custom_logo; |
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} |
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/** |
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* @param custom_logo the custom_logo to set |
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* @return IntegrityChecksum |
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*/ |
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public IntegrityChecksum setCustom_logo(String custom_logo) { |
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this.custom_logo = custom_logo; |
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return this; |
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} |
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/** |
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* @return the country |
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*/ |
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public String getCountry() { |
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return country; |
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} |
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/** |
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* @param country the country to set |
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* @return IntegrityChecksum |
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*/ |
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public IntegrityChecksum setCountry(String country) { |
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this.country = country; |
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return this; |
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} |
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/** |
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* @return the currency |
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*/ |
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public String getCurrency() { |
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return currency; |
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} |
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/** |
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* @param currency the currency to set |
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* @return IntegrityChecksum |
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*/ |
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public IntegrityChecksum setCurrency(String currency) { |
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this.currency = currency; |
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return this; |
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} |
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/** |
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* @return the customer_email |
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*/ |
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public String getCustomer_email() { |
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return customer_email; |
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} |
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/** |
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* @param customer_email the customer_email to set |
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* @return IntegrityChecksum |
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*/ |
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public IntegrityChecksum setCustomer_email(String customer_email) { |
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this.customer_email = customer_email; |
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return this; |
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} |
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/** |
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* @return the customer_lastname |
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*/ |
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public String getCustomer_lastname() { |
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return customer_lastname; |
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} |
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/** |
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* @param customer_lastname the customer_lastname to set |
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* @return IntegrityChecksum |
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*/ |
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public IntegrityChecksum setCustomer_lastname(String customer_lastname) { |
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this.customer_lastname = customer_lastname; |
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return this; |
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} |
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/** |
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* @return the customer_firstname |
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*/ |
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public String getCustomer_firstname() { |
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return customer_firstname; |
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} |
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/** |
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* @param customer_firstname the customer_firstname to set |
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* @return IntegrityChecksum |
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*/ |
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public IntegrityChecksum setCustomer_firstname(String customer_firstname) { |
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this.customer_firstname = customer_firstname; |
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return this; |
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} |
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/** |
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* @return the customer_phone |
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*/ |
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public String getCustomer_phone() { |
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return customer_phone; |
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} |
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/** |
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* @param customer_phone the customer_phone to set |
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* @return IntegrityChecksum |
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*/ |
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public IntegrityChecksum setCustomer_phone(String customer_phone) { |
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this.customer_phone = customer_phone; |
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return this; |
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} |
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/** |
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* @return the txref |
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*/ |
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public String getTxref() { |
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return txref; |
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} |
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/** |
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* @param txref the txref to set |
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* @return IntegrityChecksum |
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*/ |
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public IntegrityChecksum setTxref(String txref) { |
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this.txref = txref; |
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return this; |
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} |
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} |
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