提供接口可以让sessionNumber和sequenceNumber可以通过实现类生成

(cherry picked from commit e36b97eb82f8a45eda061f8834b024e75883877c)

swiftCore/src/main/java/com/brilliance/swift/mx2mt/AbstractMx2MtCreator.java

@@ -3,6 +3,7 @@ package com.brilliance.swift.mx2mt;
 import com.brilliance.swift.constants.Mx2MtConstants;
 import com.brilliance.swift.exception.SwiftException;
 import com.brilliance.swift.util.DateUtil;
+import com.brilliance.swift.util.MessageUtil;
 import com.brilliance.swift.util.StringUtil;
 import com.brilliance.swift.util.SwiftTransferUtil;
 import com.brilliance.swift.util.XmlUtil;
@@ -25,6 +26,7 @@ import javax.xml.datatype.XMLGregorianCalendar;
 import java.io.File;
 import java.io.FileWriter;
 import java.io.IOException;
+import java.io.InputStream;
 import java.net.URL;
 import java.util.*;
 
@@ -371,8 +373,26 @@ public abstract class AbstractMx2MtCreator implements Mx2MtCreator {
         } else {
             block1.setLogicalTerminal(processBicCode(senderBic));
         }
-        block1.setSessionNumber(getRandomNumber(4));//mapping文档中给的是0000
-        block1.setSequenceNumber(getRandomNumber(6));//mapping文档中给的是000000
+        try {
+            String implName = "com.brilliance.swift.mx2mt.GenerateSesSeqNumberImpl";
+            InputStream resourceAsStream = AbstractMx2MtCreator.class.getResourceAsStream("/generateSesSeqNumber.properties");
+            if(!Objects.isNull(resourceAsStream)){
+                Properties properties = new Properties();
+                properties.load(resourceAsStream);
+                implName = properties.getProperty("generateNumber");
+                if(StringUtil.isEmpty(implName)){
+                    implName = "com.brilliance.swift.mx2mt.GenerateSesSeqNumberImpl";
+                }
+            }
+            Object obj = Class.forName(implName).newInstance();
+            GenerateSesSeqNumber generateNumber = (GenerateSesSeqNumber) obj;
+            block1.setSessionNumber(generateNumber.generateSessionNumber());//mapping文档中给的是0000
+            block1.setSequenceNumber(generateNumber.generateSequenceNumber());//mapping文档中给的是000000
+        } catch (Exception e) {
+            throw new SwiftException(e.getMessage());
+        }
+//        block1.setSessionNumber(getRandomNumber(4));//mapping文档中给的是0000
+//        block1.setSequenceNumber(getRandomNumber(6));//mapping文档中给的是000000
         context.get(SwiftMessage.class).setBlock1(block1);
     }
 

swiftCore/src/main/java/com/brilliance/swift/mx2mt/GenerateSesSeqNumber.java

+package com.brilliance.swift.mx2mt;
+
+/**
+ * @author zh
+ * @create 2023-05-08-13:44
+ */
+public interface GenerateSesSeqNumber {
+
+    String generateSessionNumber();
+
+    String generateSequenceNumber();
+}

swiftCore/src/main/java/com/brilliance/swift/mx2mt/GenerateSesSeqNumberImpl.java

+package com.brilliance.swift.mx2mt;
+
+/**
+ * @author zh
+ * @create 2023-05-08-13:49
+ */
+public class GenerateSesSeqNumberImpl implements GenerateSesSeqNumber {
+    @Override
+    public String generateSessionNumber() {
+        return "0000";
+    }
+
+    @Override
+    public String generateSequenceNumber() {
+        return "000000";
+    }
+}

swiftCore/src/main/resources/generateSesSeqNumber.properties

+generateNumber=com.brilliance.swift.mx2mt.GenerateSesSeqNumberImpl
\ No newline at end of file