日期类型 searchContext （is null）问题

SLN/%PUBPRJ%-core/src/main/java/%SYS_PKGPATH%/core/%MOD_PKGPATH%/filter/%DE%SearchContext.java.ftl

@@ -78,11 +78,11 @@ public class ${item.codeName}SearchContext extends QueryWrapperContext<${item.co
                     <#elseif formitem.getValueOp() == "LTANDEQ">
             this.getSearchCond().le("${formitem.getPSDEField().getName()?lower_case}", ${formitem.getName()?lower_case});
                     <#elseif formitem.getValueOp() == "ISNOTNULL">
-			if(this.${formitem.getName()?lower_case}.toString().equals("1")){
+			if(this.${formitem.getName()?lower_case}.equals("1")){
 				this.getSearchCond().isNotNull("${formitem.getPSDEField().getName()?lower_case}");
 			}
                     <#elseif formitem.getValueOp() == "ISNULL">
-			if(this.${formitem.getName()?lower_case}.toString().equals("1")){
+			if(this.${formitem.getName()?lower_case}.equals("1")){
 				this.getSearchCond().isNull("${formitem.getPSDEField().getName()?lower_case}");
 			}
                     <#elseif formitem.getValueOp() == "IN">
@@ -193,11 +193,11 @@ public class ${item.codeName}SearchContext extends QueryBuildContext {
                     <#elseif formitem.getValueOp() == "LTANDEQ">
             this.getSearchCond().and("${formitem.getPSDEField().getName()?lower_case}").lessThanEquals(${formitem.getName()?lower_case});
                     <#elseif formitem.getValueOp() == "ISNOTNULL">
-			if(this.${formitem.getName()?lower_case}.toString().equals("1")){
+			if(this.${formitem.getName()?lower_case}.equals("1")){
 				this.getSearchCond().and("${formitem.getPSDEField().getName()?lower_case}").exists(true).and("${formitem.getPSDEField().getName()?lower_case}").notEquals("").and("${formitem.getPSDEField().getName()?lower_case}").notEquals(null);
 			}
                     <#elseif formitem.getValueOp() == "ISNULL">
-			if(this.${formitem.getName()?lower_case}.toString().equals("1")){
+			if(this.${formitem.getName()?lower_case}.equals("1")){
 				this.getSearchCond().and("${formitem.getPSDEField().getName()?lower_case}").exists(null);
 			}
                     <#elseif formitem.getValueOp() == "IN">