»ç¿ëÀÚ Á¤ÀÇ ³×ÀÓ Çڵ鷯 ºôµå

Data Handler´Â ³×ÀÓ Çڵ鷯¸¦ È£ÃâÇÏ¿© Á÷·ÄÈ­µÈ µ¥ÀÌÅÍ¿¡¼­ Business Object Á¤ÀÇÀÇ À̸§À» ÃßÃâÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ Å¸½ºÅ©´Â Data Handler È£ÃâÀÚ°¡ Á÷·ÄÈ­µÈ µ¥ÀÌÅͷΠä¿öÁú Business Object¸¦ Àü´ÞÇÏÁö ¾Ê´Â °æ¿ì, ¹®ÀÚ¿­¿¡¼­ Business Object·Î º¯È¯ÇÏ´Â °úÁ¤¿¡¼­ ÇÊ¿äÇÕ´Ï´Ù. ÀÌ·¯ÇÑ °æ¿ì, Data Handler´Â Business Object¸¦ ä¿ì±â Àü¿¡ ¸ÕÀú Business Object¸¦ ÀÛ¼ºÇØ¾ß ÇÕ´Ï´Ù. Business Object¸¦ ÀÛ¼ºÇÏ·Á¸é, Data Handler°¡ ¿¬°üµÈ Business Object Á¤ÀÇÀÇ À̸§À» ¾Ë¾Æ¾ß ÇÕ´Ï´Ù. ÀÌ´Â Business Object À̸§À» È®º¸ÇÏ´Â ³×ÀÓ Çڵ鷯ÀÔ´Ï´Ù.

ÁÖ:
ÇöÀç, XML ¹× EDI Data Handler´Â ³×ÀÓ Çڵ鷯¸¦ »ç¿ëÇÏ¿© ÀÛ¼ºÇÒ Business ObjectÀÇ À̸§À» È®º¸ÇÕ´Ï´Ù.

»ç¿ëÀÚ Á¤ÀÇ ³×ÀÓ Çڵ鷯¸¦ ÀÛ¼º ¹× ±¸ÇöÇϴ Ÿ½ºÅ©¿¡´Â ´ÙÀ½°ú °°Àº ÀÏ¹Ý ´Ü°è°¡ Æ÷ÇԵ˴ϴÙ.

  1. NameHandler Ŭ·¡½º¸¦ È®ÀåÇϴ Ŭ·¡½º¸¦ ÀÛ¼ºÇÕ´Ï´Ù.
  2. Á÷·ÄÈ­µÈ µ¥ÀÌÅ͸¦ Àаí Business Object À̸§À» ¸®ÅÏÇÏ´Â Ãß»ó getBOName() ¸Þ¼Òµå¸¦ ±¸ÇöÇÕ´Ï´Ù.
  3. Ŭ·¡½º¸¦ ÄÄÆÄÀÏÇÏ¿© DataHandlers\CustDataHandler.jar ÆÄÀÏ¿¡ Ãß°¡ÇÕ´Ï´Ù. ÀÚ¼¼ÇÑ Á¤º¸´Â jar ÆÄÀÏ¿¡ Data Handler Ãß°¡¸¦ ÂüÁ¶ÇϽʽÿÀ.
  4. Data HandlerÀÇ Meta Object¿¡¼­ NameHandlerClass ¼Ó¼ºÀÇ ±âº»°ªÀ» ¼³Á¤ÇÕ´Ï´Ù.

NameHandler Ŭ·¡½º È®Àå

»ç¿ëÀÚ Á¤ÀÇ ³×ÀÓ Çڵ鷯¸¦ ÀÛ¼ºÇÏ·Á¸é, name-handler ±âº» Ŭ·¡½º(NameHandler)¸¦ È®ÀåÇÏ¿© »ç¿ëÀÚ °íÀ¯ name-handler Ŭ·¡½º¸¦ ÀÛ¼ºÇϽʽÿÀ. NameHandler Ŭ·¡½º¿¡´Â Á÷·ÄÈ­µÈ µ¥ÀÌÅÍ¿¡¼­ Business ObjectÀÇ À̸§À» ÃßÃâÇϱâ À§ÇÑ ¸Þ¼Òµå°¡ µé¾î ÀÖ½À´Ï´Ù. ÀÌ name-handler ±âº» Ŭ·¡½ºÀÇ ÆÐŰÁö´Â com.crossworlds.DataHandlers.NameHandlerÀÔ´Ï´Ù.

name-handler Ŭ·¡½º¸¦ °¡Á®¿À·Á¸é ´ÙÀ½ ´Ü°è¸¦ ¼öÇàÇϽʽÿÀ.

  1. NameHandler Ŭ·¡½º¸¦ È®ÀåÇÏ´Â name-handler Ŭ·¡½º¸¦ ÀÛ¼ºÇϽʽÿÀ.
  2. ´ÙÀ½°ú °°ÀÌ name-handler Ŭ·¡½º ÆÄÀÏÀÌ NameHandler ÆÐŰÁöÀÇ Å¬·¡½º¸¦ °¡Á®¿À´ÂÁö È®ÀÎÇϽʽÿÀ.
    import 
     
  3. NameHandler Ŭ·¡½ºÀÇ Ãß»ó ¸Þ¼ÒµåÀÎ getBOName() ¸Þ¼Òµå¸¦ ±¸ÇöÇϽʽÿÀ. ÀÚ¼¼ÇÑ Á¤º¸´Â getBOName() ¸Þ¼Òµå ±¸ÇöÀ» ÂüÁ¶ÇϽʽÿÀ.

NameHandler Ŭ·¡½ºÀÇ Á¤ÀÇ´Â ´ÙÀ½°ú °°½À´Ï´Ù.

// Imports
 import java.lang.String;
 import java.io.Reader;
 import com.crossworlds.DataHandlers.Exceptions.MalformedDataException;
  
 public abstract class NameHandler {
  
 // Constructors
 public NameHandler() { }
  
 // Methods
 public abstract String getBOName(Reader serializedData,
 String boPrefix) 
 throws MalformedDataException;
 }
  
 /* This method was introduced so that the NameHandler would have 
  * a reference to the DataHandler. The DataHandler base calls this
  * method after it instantiated the NameHandler:
  * eg. nh = (NameHandler)Class.forName(className).newInstance();
  *     nh.setDataHandler(this);
 */
 public final void setDataHandler( DataHandler dataHandler )
 {
 dh = dataHandler;
 }
 

»ç¿ëÀÚÀÇ ³×ÀÓ Çڵ鷯¸¦ ÀÛ¼ºÇÏ·Á¸é, NameHandler Ãß»ó ±âº» Ŭ·¡½º¸¦ È®ÀåÇϽʽÿÀ.

getBOName() ¸Þ¼Òµå ±¸Çö

NameHandler Ŭ·¡½º¸¦ È®ÀåÇÏ·Á¸é Á÷·ÄÈ­µÈ µ¥ÀÌÅ͸¦ Àоî ÇØ´ç µ¥ÀÌÅÍ¿Í ¿¬°üµÈ Business ObjectÀÇ À̸§À» ¸®ÅÏÇÏ´Â getBOName() ¸Þ¼Òµå¸¦ ±¸ÇöÇØ¾ß ÇÕ´Ï´Ù. ÀÌ ¸Þ¼ÒµåÀÇ ±¸¹®Àº ´ÙÀ½°ú °°½À´Ï´Ù.

public abstract String getBOName(Reader serializedData, String BOPrefix) 
 throws MalformedDataException
 

¼³¸í:

serializedData
¸Þ½ÃÁö¸¦ Æ÷ÇÔÇÏ´Â ¿ÀºêÁ§Æ®¿¡ ´ëÇÑ ÂüÁ¶.

BOPrefix
Business Object Á¤ÀÇÀÇ À̸§¿¡ ´ëÇÑ Business Object Á¢µÎºÎ°¡ µé¾î ÀÖ´Â String °ª. ÀÌ Àμö´Â Meta Object(Á¸ÀçÇÏ´Â °æ¿ì)ÀÇ BOPrefix ¼Ó¼ºÀ¸·Î ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù.

Meta Object ¼Ó¼º ¼³Á¤

Data Handler°¡ »ç¿ëÀÚ Á¤ÀÇ ³×ÀÓ Çڵ鷯¸¦ »ç¿ëÇϵµ·Ï ÇÏ·Á¸é, Meta Object ¼Ó¼ºÀÇ Default Value µî·Ï Á¤º¸¸¦ ¿ÏÀüÇÑ Å¬·¡½º À̸§À¸·Î ¼³Á¤ÇØ¾ß ÇÕ´Ï´Ù. ±×·¯¸é Data Handler´Â ·±Å¸ÀÓ ½Ã ±¸¼º ¿É¼Ç Áß Çϳª¿¡¼­ Ŭ·¡½º À̸§À¸·Î È®º¸ÇÒ ¼ö ÀÖ½À´Ï´Ù. ±âº»ÀûÀ¸·Î, ÀÌ Meta Object ¼Ó¼ºÀ» NameHandlerClass¶ó°í ÇÕ´Ï´Ù.

XML ¹× EDI Data Handler ¸ðµÎ¿Í ¿¬°üµÈ ÇÏÀ§ Meta Object¿¡´Â ÀÌ ¼Ó¼ºÀÌ Æ÷ÇԵ˴ϴÙ. ÀÌ ¼Ó¼º¿¡ ´ëÇØ IBM Á¦°ø ±âº»°ªÀº ±âº» ³×ÀÓ Çڵ鷯 Ŭ·¡½ºÀÇ À̸§À» ÁöÁ¤ÇÕ´Ï´Ù. Data Handler°¡ »ç¿ëÀÚ Á¤ÀÇ ³×ÀÓ Çڵ鷯¸¦ »ç¿ëÇϵµ·Ï ÇÏ·Á¸é, È®ÀåÇÏ´Â Data Handler¿Í ¿¬°üµÈ ÇÏÀ§ Meta Object¿¡¼­ NameHandlerClass ¼Ó¼ºÀÇ Default Value µî·Ï Á¤º¸¸¦ °»½ÅÇϵµ·Ï ÇϽʽÿÀ.

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