优化saveBatch，解决save时et存在id无法填充createdate的问题。

SLN/%PUBPRJ%-core/src/main/java/%SYS_PKGPATH%/core/%MOD_PKGPATH%/service/impl/%DE%ServiceImpl.java.ftl

@@ -67,6 +67,9 @@ TARGET=PSDATAENTITY
     </#list>
 </#if>
 <#assign isDupCheck=isDupCheckEntity(de)>
+<#assign keyfield=de.getKeyPSDEField()>
+<#assign keyfieldPrivateCodeName = srfcaseformat(keyfield.getCodeName(),'l_u2lC') >
+<#assign keyfieldPublicCodeName = keyfieldPrivateCodeName?cap_first >
 package ${pub.getPKGCodeName()}.core.${item.getPSSystemModule().getCodeName()?lower_case}.service.impl;
 
 import java.io.Serializable;
@@ -122,10 +125,6 @@ import org.springframework.util.StringUtils;
 @Service("${item.getCodeName()}ServiceImpl")
 public class ${item.getCodeName()}ServiceImpl extends ServiceImpl<${de.getCodeName()}Mapper, ${de.getCodeName()}> implements I${de.getCodeName()}Service {
 
-    <#assign keyfield=de.getKeyPSDEField()>
-    <#assign keyfieldPrivateCodeName = srfcaseformat(keyfield.getCodeName(),'l_u2lC') >
-    <#assign keyfieldPublicCodeName = keyfieldPrivateCodeName?cap_first >
-
     <#comment>引入关联依赖-从关系</#comment>
     <#if de.getMajorPSDERs()??>
         <#list de.getMajorPSDERs() as der>
@@ -3077,7 +3076,7 @@ public class ${item.getCodeName()}ServiceImpl implements I${de.getCodeName()}Ser
         List<${item.getCodeName()}> create = new ArrayList<>();
         List<${item.getCodeName()}> update = new ArrayList<>();
         for (${item.getCodeName()} et : list) {
-            if (ObjectUtils.isEmpty(et.getId()) || ObjectUtils.isEmpty(getById(et.getId()))) {
+            if (ObjectUtils.isEmpty(et.get${keyfieldPublicCodeName}()) || ObjectUtils.isEmpty(getById(et.get${keyfieldPublicCodeName}()))) {
                 create.add(et);
             } else {
                 update.add(et);