2025-10-09 11
:07
:53.939 [reactor-http-nio-4] DEBUG reactor.netty.http.
server.Http
ServerOperations - [bb944cbc, L
:/0
:0
:0
:0
:0
:0
:0
:1
:9002 - R
:/0
:0
:0
:0
:0
:0
:0
:1
:23925] New http connection, requesting read
2025-10-09 11
:07
:53.939 [reactor-http-nio-4] DEBUG reactor.netty.transport.TransportConfig - [bb944cbc, L
:/0
:0
:0
:0
:0
:0
:0
:1
:9002 - R
:/0
:0
:0
:0
:0
:0
:0
:1
:23925] Initialized pipeline DefaultChannelPipeline{(reactor.left.httpCodec = io.netty.handler.codec.http.Http
ServerCodec), (reactor.left.httpTrafficHandler = reactor.netty.http.
server.HttpTrafficHandler), (reactor.right.reactiveBridge = reactor.netty.channel.ChannelOperationsHandler)}
2025-10-09 11
:07
:53.939 [reactor-http-nio-5] DEBUG reactor.netty.http.
server.Http
ServerOperations - [aba97320, L
:/0
:0
:0
:0
:0
:0
:0
:1
:9002 - R
:/0
:0
:0
:0
:0
:0
:0
:1
:23926] New http connection, requesting read
2025-10-09 11
:07
:53.939 [reactor-http-nio-5] DEBUG reactor.netty.transport.TransportConfig - [aba97320, L
:/0
:0
:0
:0
:0
:0
:0
:1
:9002 - R
:/0
:0
:0
:0
:0
:0
:0
:1
:23926] Initialized pipeline DefaultChannelPipeline{(reactor.left.httpCodec = io.netty.handler.codec.http.Http
ServerCodec), (reactor.left.httpTrafficHandler = reactor.netty.http.
server.HttpTrafficHandler), (reactor.right.reactiveBridge = reactor.netty.channel.ChannelOperationsHandler)}
2025-10-09 11
:07
:53.943 [reactor-http-nio-5] DEBUG reactor.netty.http.
server.Http
ServerOperations - [aba97320, L
:/0
:0
:0
:0
:0
:0
:0
:1
:9002 - R
:/0
:0
:0
:0
:0
:0
:0
:1
:23926] Increasing pending responses, now 1
2025-10-09 11
:07
:53.943 [reactor-http-nio-5] DEBUG reactor.netty.http.
server.Http
Server - [aba97320-1, L
:/0
:0
:0
:0
:0
:0
:0
:1
:9002 - R
:/0
:0
:0
:0
:0
:0
:0
:1
:23926] Handler is being applied
: org.springframework.http.
server.reactive.ReactorHttpHandlerA
dapter@ac981ed
2025-10-09 11
:07
:53.943 [reactor-http-nio-5] DEBUG o.s.web.
server.a
dapter.HttpWebHandlerA
dapter - [aba97320-2] HTTP POST "/asn/pack/export"
2025-10-09 11
:07
:53.943 [reactor-http-nio-5] DEBUG o.s.w.r.r.m.a.RequestMappingHandlerMapping - [aba97320-2] Mapped to com.hvlink.controller.AsnPackController#exportLabels(AsnPackExportParam)
2025-10-09 11
:07
:53.943 [reactor-http-nio-5] DEBUG o.s.w.r.r.m.a.RequestBodyMetho
dArgumentResolver - [aba97320-2] Content-Type
:application/json
2025-10-09 11
:07
:53.943 [reactor-http-nio-5] DEBUG o.s.w.r.r.m.a.RequestBodyMetho
dArgumentResolver - [aba97320-2] 0..1 [com.hvlink.entity.param.asn.AsnPackExportParam]
2025-10-09 11
:07
:53.945 [reactor-http-nio-5] DEBUG reactor.netty.channel.FluxReceive - [aba97320-1, L
:/0
:0
:0
:0
:0
:0
:0
:1
:9002 - R
:/0
:0
:0
:0
:0
:0
:0
:1
:23926] [terminated=false, cancelled=false, pending=0, error=null]
: subscribing inbound receiver
2025-10-09 11
:07
:53.945 [reactor-http-nio-5] DEBUG o.s.http.codec.json.Jackson2JsonDecoder - [aba97320-2] Decoded [AsnPackExportParam(ids=[6, 7, 8], exportType=B)]
2025-10-09 11
:07
:53.945 [reactor-http-nio-5] DEBUG org.mybatis.spring.SqlSessionUtils - Creating a new SqlSession
2025-10-09 11
:07
:53.945 [reactor-http-nio-5] DEBUG org.mybatis.spring.SqlSessionUtils - SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@a03
da01] was
not registered for synchronization
because synchronization is
not active
2025-10-09 11
:07
:53.945 [reactor-http-nio-5] DEBUG o.springframework.jdbc.
datasource.
DataSourceUtils - Fetching JDBC Connection from
DataSource
2025-10-09 11
:07
:54.073 [reactor-http-nio-5] DEBUG o.m.spring.transaction.SpringManagedTransaction - JDBC Connection [ConnectionID
:1 ClientConnectionId
: fb243cbd-60d9-47e4-af78-65165e60024b] will
not be managed by Spring
2025-10-09 11
:07
:54.073 [reactor-http-nio-5] DEBUG com.hvlink.mapper.asn.AsnPackMapper.selectByIds - ==> Preparing
: SELECT l.id, l.asn_no as asnNo, l.factory_code as factoryCode, (SELECT TOP 1 factory_name FROM tm_factory WHERE factory_code = l.factory_code) as factoryName, l.warehouse_code as warehouseCode, (SELECT TOP 1 warehouse_name FROM tm_warehouse WHERE warehouse_code = l.warehouse_code) as warehouseName, ad.order_no as orderNo, l.part_code as partCode, l.part_desc as partDesc, l.production_batch as productionBatch, l.case_code as caseCode, l.pack_quantity as packQuantity, l.quantity as quantity, l.supplier_code as supplierCode, (SELECT TOP 1 supplier_name FROM tm_supplier WHERE supplier_code = l.supplier_code) as supplierName, l.unique_code as uniqueCode, l.remark as remark FROM tb_asn_pack l INNER JOIN tb_asn_detail ad ON l.asn_no = ad.asn_no AND l.part_code = ad.part_code AND l.factory_code = ad.factory_code AND l.warehouse_code = ad.warehouse_code AND ad.is_deleted = 0 WHERE l.is_deleted = 0 AND l.id IN ( ? , ? , ? )
2025-10-09 11
:07
:54.073 [reactor-http-nio-5] DEBUG com.hvlink.mapper.asn.AsnPackMapper.selectByIds - ==> Parameters
: 6(Integer), 7(Integer), 8(Integer)
2025-10-09 11
:07
:54.135 [reactor-http-nio-5] DEBUG com.hvlink.mapper.asn.AsnPackMapper.selectByIds - <== Total
: 3
2025-10-09 11
:07
:54.136 [reactor-http-nio-5] DEBUG org.mybatis.spring.SqlSessionUtils - Closing non transactional SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@a03
da01]
2025-10-09 11
:07
:54.143 [reactor-http-nio-5] ERROR com.hvlink.service.impl.AsnPackServiceImpl - 标签导出
失败
com.itextpdf.text.exceptions.InvalidPdfException
: Rebuild failed
: trailer
not found.; Original message
: xref subsection
not found at file pointer 126
at com.itextpdf.text.pdf.PdfReader.readPdf(PdfReader.
java:728)
at com.itextpdf.text.pdf.PdfReader.<init>(PdfReader.
java:214)
at com.itextpdf.text.pdf.PdfReader.<init>(PdfReader.
java:392)
at com.hvlink.service.impl.AsnPackServiceImpl.generatePdfBytes(AsnPackServiceImpl.
java:167)
at com.hvlink.service.impl.AsnPackServiceImpl.lamb
da$exportLabels$1(AsnPackServiceImpl.
java:104)
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.
java:45)
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.
java:64)
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.
java:157)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoFlatMap$FlatMapInner.onNext(MonoFlatMap.
java:249)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onNext(FluxOnErrorResume.
java:79)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onNext(FluxPeekFuseable.
java:210)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onNext(FluxPeekFuseable.
java:210)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.complete(MonoIgnoreThen.
java:292)
at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.onNext(MonoIgnoreThen.
java:187)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.
java:151)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoZip$ZipCoordinator.signal(MonoZip.
java:258)
at reactor.core.publisher.MonoZip$ZipInner.onNext(MonoZip.
java:347)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.MonoPeekTerminal$Mo
noTerminalPeekSubscriber.onNext(MonoPeekTerminal.
java:180)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.FluxDefaultIfEmpty$DefaultIfEmptySubscriber.onNext(FluxDefaultIfEmpty.
java:101)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onNext(FluxPeekFuseable.
java:210)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext(FluxSwitchIfEmpty.
java:74)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onNext(FluxOnErrorResume.
java:79)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.
java:151)
at reactor.core.publisher.FluxContextWrite$ContextWriteSubscriber.onNext(FluxContextWrite.
java:107)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.FluxMapFuseable$MapFuseableConditionalSubscriber.onNext(FluxMapFuseable.
java:299)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.FluxFilterFuseable$FilterFuseableConditionalSubscriber.onNext(FluxFilterFuseable.
java:337)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.
java:539)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoCollect$CollectSubscriber.onComplete(MonoCollect.
java:160)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onComplete(FluxOnAssembly.
java:549)
at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.onComplete(FluxMapFuseable.
java:152)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onComplete(FluxOnAssembly.
java:549)
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onComplete(FluxPeekFuseable.
java:277)
at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onComplete(FluxOnAssembly.
java:549)
at reactor.core.publisher.FluxMap$MapSubscriber.onComplete(FluxMap.
java:144)
at reactor.netty.channel.FluxReceive.onInboundComplete(FluxReceive.
java:415)
at reactor.netty.channel.ChannelOperations.onInboundComplete(ChannelOperations.
java:439)
at reactor.netty.http.
server.Http
ServerOperations.onInboundNext(Http
ServerOperations.
java:656)
at reactor.netty.channel.ChannelOperationsHandler.channelRead(ChannelOperationsHandler.
java:114)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:444)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:420)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.
java:412)
at reactor.netty.http.
server.HttpTrafficHandler.channelRead(HttpTrafficHandler.
java:276)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:442)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:420)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.
java:412)
at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelRead(CombinedChannelDuplexHandler.
java:436)
at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.
java:346)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.
java:318)
at io.netty.channel.CombinedChannelDuplexHandler.channelRead(CombinedChannelDuplexHandler.
java:251)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:442)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:420)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.
java:412)
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.
java:1410)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:440)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:420)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.
java:919)
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.
java:166)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.
java:788)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.
java:724)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.
java:650)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.
java:562)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.
java:997)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.
java:74)
at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.
java:30)
at
java.lang.Thread.run(Thread.
java:750)
2025-10-09 11
:07
:54.143 [reactor-http-nio-5] ERROR com.hvlink.controller.AsnPackController - 标签导出
失败
java.lang.RuntimeException
: 标签导出
失败: Rebuild failed
: trailer
not found.; Original message
: xref subsection
not found at file pointer 126
at com.hvlink.service.impl.AsnPackServiceImpl.lamb
da$exportLabels$1(AsnPackServiceImpl.
java:122)
Suppressed
: reactor.core.publisher.FluxOnAssembly$OnAssemblyException
:
Assembly trace from producer [reactor.core.publisher.MonoError]
:
reactor.core.publisher.Mono.error(Mono.
java:315)
com.hvlink.service.impl.AsnPackServiceImpl.lamb
da$exportLabels$1(AsnPackServiceImpl.
java:122)
Error has been observed at the following site(s)
:
*__Mono.error ⇢ at com.hvlink.service.impl.AsnPackServiceImpl.lamb
da$exportLabels$1(AsnPackServiceImpl.
java:122)
*__Mono.defer ⇢ at com.hvlink.service.impl.AsnPackServiceImpl.exportLabels(AsnPackServiceImpl.
java:82)
Original Stack Trace
:
at com.hvlink.service.impl.AsnPackServiceImpl.lamb
da$exportLabels$1(AsnPackServiceImpl.
java:122)
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.
java:45)
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.
java:64)
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.
java:157)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoFlatMap$FlatMapInner.onNext(MonoFlatMap.
java:249)
at reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onNext(FluxOnErrorResume.
java:79)
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onNext(FluxPeekFuseable.
java:210)
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onNext(FluxPeekFuseable.
java:210)
at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.complete(MonoIgnoreThen.
java:292)
at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.onNext(MonoIgnoreThen.
java:187)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.
java:151)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoZip$ZipCoordinator.signal(MonoZip.
java:258)
at reactor.core.publisher.MonoZip$ZipInner.onNext(MonoZip.
java:347)
at reactor.core.publisher.MonoPeekTerminal$Mo
noTerminalPeekSubscriber.onNext(MonoPeekTerminal.
java:180)
at reactor.core.publisher.FluxDefaultIfEmpty$DefaultIfEmptySubscriber.onNext(FluxDefaultIfEmpty.
java:101)
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onNext(FluxPeekFuseable.
java:210)
at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext(FluxSwitchIfEmpty.
java:74)
at reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onNext(FluxOnErrorResume.
java:79)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.
java:151)
at reactor.core.publisher.FluxContextWrite$ContextWriteSubscriber.onNext(FluxContextWrite.
java:107)
at reactor.core.publisher.FluxMapFuseable$MapFuseableConditionalSubscriber.onNext(FluxMapFuseable.
java:299)
at reactor.core.publisher.FluxFilterFuseable$FilterFuseableConditionalSubscriber.onNext(FluxFilterFuseable.
java:337)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoCollect$CollectSubscriber.onComplete(MonoCollect.
java:160)
at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.onComplete(FluxMapFuseable.
java:152)
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onComplete(FluxPeekFuseable.
java:277)
at reactor.core.publisher.FluxMap$MapSubscriber.onComplete(FluxMap.
java:144)
at reactor.netty.channel.FluxReceive.onInboundComplete(FluxReceive.
java:415)
at reactor.netty.channel.ChannelOperations.onInboundComplete(ChannelOperations.
java:439)
at reactor.netty.http.
server.Http
ServerOperations.onInboundNext(Http
ServerOperations.
java:656)
at reactor.netty.channel.ChannelOperationsHandler.channelRead(ChannelOperationsHandler.
java:114)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:444)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:420)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.
java:412)
at reactor.netty.http.
server.HttpTrafficHandler.channelRead(HttpTrafficHandler.
java:276)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:442)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:420)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.
java:412)
at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelRead(CombinedChannelDuplexHandler.
java:436)
at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.
java:346)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.
java:318)
at io.netty.channel.CombinedChannelDuplexHandler.channelRead(CombinedChannelDuplexHandler.
java:251)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:442)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:420)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.
java:412)
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.
java:1410)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:440)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:420)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.
java:919)
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.
java:166)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.
java:788)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.
java:724)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.
java:650)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.
java:562)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.
java:997)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.
java:74)
at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.
java:30)
at
java.lang.Thread.run(Thread.
java:750)
2025-10-09 11
:07
:54.143 [reactor-http-nio-5] DEBUG o.s.w.r.r.m.a.RequestMappingHandlerA
dapter - [aba97320-2] Using @ExceptionHandler com.hvlink.exceptions.ExceptionHandle#handleException(Exception)
2025-10-09 11
:07
:54.146 [reactor-http-nio-5] ERROR com.hvlink.exceptions.ExceptionHandle - ===服务器内部错误==
java.lang.RuntimeException
: 标签导出
失败: Rebuild failed
: trailer
not found.; Original message
: xref subsection
not found at file pointer 126
at com.hvlink.service.impl.AsnPackServiceImpl.lamb
da$exportLabels$1(AsnPackServiceImpl.
java:122)
Suppressed
: reactor.core.publisher.FluxOnAssembly$OnAssemblyException
:
Assembly trace from producer [reactor.core.publisher.MonoError]
:
reactor.core.publisher.Mono.error(Mono.
java:315)
com.hvlink.service.impl.AsnPackServiceImpl.lamb
da$exportLabels$1(AsnPackServiceImpl.
java:122)
Error has been observed at the following site(s)
:
*__________Mono.error ⇢ at com.hvlink.service.impl.AsnPackServiceImpl.lamb
da$exportLabels$1(AsnPackServiceImpl.
java:122)
*__________Mono.defer ⇢ at com.hvlink.service.impl.AsnPackServiceImpl.exportLabels(AsnPackServiceImpl.
java:82)
|_ Mono.onErrorResume ⇢ at com.hvlink.controller.AsnPackController.exportLabels(AsnPackController.
java:61)
|_ Mono.flatMap ⇢ at org.springframework.web.reactive.result.method.an
notation.ResponseEntityResultHandler.handleResult(ResponseEntityResultHandler.
java:132)
|_ checkpoint ⇢ Handler com.hvlink.controller.AsnPackController#exportLabels(AsnPackExportParam) [DispatcherHandler]
*__________Mono.error ⇢ at com.hvlink.controller.AsnPackController.lamb
da$exportLabels$0(AsnPackController.
java:63)
Original Stack Trace
:
at com.hvlink.service.impl.AsnPackServiceImpl.lamb
da$exportLabels$1(AsnPackServiceImpl.
java:122)
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.
java:45)
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.
java:64)
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.
java:157)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoFlatMap$FlatMapInner.onNext(MonoFlatMap.
java:249)
at reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onNext(FluxOnErrorResume.
java:79)
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onNext(FluxPeekFuseable.
java:210)
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onNext(FluxPeekFuseable.
java:210)
at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.complete(MonoIgnoreThen.
java:292)
at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.onNext(MonoIgnoreThen.
java:187)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.
java:151)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoZip$ZipCoordinator.signal(MonoZip.
java:258)
at reactor.core.publisher.MonoZip$ZipInner.onNext(MonoZip.
java:347)
at reactor.core.publisher.MonoPeekTerminal$Mo
noTerminalPeekSubscriber.onNext(MonoPeekTerminal.
java:180)
at reactor.core.publisher.FluxDefaultIfEmpty$DefaultIfEmptySubscriber.onNext(FluxDefaultIfEmpty.
java:101)
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onNext(FluxPeekFuseable.
java:210)
at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext(FluxSwitchIfEmpty.
java:74)
at reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onNext(FluxOnErrorResume.
java:79)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.
java:151)
at reactor.core.publisher.FluxContextWrite$ContextWriteSubscriber.onNext(FluxContextWrite.
java:107)
at reactor.core.publisher.FluxMapFuseable$MapFuseableConditionalSubscriber.onNext(FluxMapFuseable.
java:299)
at reactor.core.publisher.FluxFilterFuseable$FilterFuseableConditionalSubscriber.onNext(FluxFilterFuseable.
java:337)
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.
java:1839)
at reactor.core.publisher.MonoCollect$CollectSubscriber.onComplete(MonoCollect.
java:160)
at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.onComplete(FluxMapFuseable.
java:152)
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onComplete(FluxPeekFuseable.
java:277)
at reactor.core.publisher.FluxMap$MapSubscriber.onComplete(FluxMap.
java:144)
at reactor.netty.channel.FluxReceive.onInboundComplete(FluxReceive.
java:415)
at reactor.netty.channel.ChannelOperations.onInboundComplete(ChannelOperations.
java:439)
at reactor.netty.http.
server.Http
ServerOperations.onInboundNext(Http
ServerOperations.
java:656)
at reactor.netty.channel.ChannelOperationsHandler.channelRead(ChannelOperationsHandler.
java:114)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:444)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:420)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.
java:412)
at reactor.netty.http.
server.HttpTrafficHandler.channelRead(HttpTrafficHandler.
java:276)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:442)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:420)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.
java:412)
at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelRead(CombinedChannelDuplexHandler.
java:436)
at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.
java:346)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.
java:318)
at io.netty.channel.CombinedChannelDuplexHandler.channelRead(CombinedChannelDuplexHandler.
java:251)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:442)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:420)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.
java:412)
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.
java:1410)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:440)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.
java:420)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.
java:919)
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.
java:166)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.
java:788)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.
java:724)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.
java:650)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.
java:562)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.
java:997)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.
java:74)
at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.
java:30)
at
java.lang.Thread.run(Thread.
java:750)
2025-10-09 11
:07
:54.146 [reactor-http-nio-5] DEBUG o.s.w.r.r.m.an
notation.ResponseBodyResultHandler - [aba97320-2] Using 'application/json' given [*/*] and supported [application/json, application/*+json, application/x-ndjson, text/event-stream]
2025-10-09 11
:07
:54.146 [reactor-http-nio-5] DEBUG o.s.w.r.r.m.an
notation.ResponseBodyResultHandler - [aba97320-2] 0..1 [com.hvlink.common.Result<?>]
2025-10-09 11
:07
:54.146 [reactor-http-nio-5] DEBUG o.s.http.codec.json.Jackson2JsonEncoder - [aba97320-2] Encoding [Result(status=500, msg=发现未知问题，请联系管理员！,
data=null, timestamp=1759979274146)]
2025-10-09 11
:07
:54.146 [reactor-http-nio-5] DEBUG reactor.netty.http.
server.Http
ServerOperations - [aba97320-1, L
:/0
:0
:0
:0
:0
:0
:0
:1
:9002 - R
:/0
:0
:0
:0
:0
:0
:0
:1
:23926] Decreasing pending responses, now 0
2025-10-09 11
:07
:54.146 [reactor-http-nio-5] DEBUG reactor.netty.http.
server.Http
ServerOperations - [aba97320-1, L
:/0
:0
:0
:0
:0
:0
:0
:1
:9002 - R
:/0
:0
:0
:0
:0
:0
:0
:1
:23926] Last HTTP packet was sent, terminating the channel
2025-10-09 11
:07
:54.146 [reactor-http-nio-5] DEBUG reactor.netty.channel.ChannelOperations - [aba97320-1, L
:/0
:0
:0
:0
:0
:0
:0
:1
:9002 - R
:/0
:0
:0
:0
:0
:0
:0
:1
:23926] [Http
Server] Channel inbound receiver cancelled (operation cancelled).
2025-10-09 11
:07
:54.146 [reactor-http-nio-5] DEBUG o.s.web.
server.a
dapter.HttpWebHandlerA
dapter - [aba97320-2] Completed 500 INTERNAL_
SERVER_ERROR
2025-10-09 11
:07
:54.146 [reactor-http-nio-5] DEBUG reactor.netty.http.
server.Http
ServerOperations - [aba97320-1, L
:/0
:0
:0
:0
:0
:0
:0
:1
:9002 - R
:/0
:0
:0
:0
:0
:0
:0
:1
:23926] Last HTTP response frame
package com.hvlink.service.impl;
import com.alibaba.
nacos.common.utils.StringUtils;
import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.hvlink.entity.dto.asn.AsnPackDTO;
import com.hvlink.entity.param.asn.AsnPackExportParam;
import com.hvlink.entity.param.asn.AsnPackLabelParam;
import com.hvlink.entity.po.asn.AsnPackPO;
import com.hvlink.entity.vo.asn.AsnPackLabelVO;
import com.hvlink.mapper.asn.AsnPackMapper;
import com.hvlink.pagination.PageResult;
import com.hvlink.service.IAsnPackService;
import com.hvlink.utils.
BeanCopyUtils;
import com.hvlink.utils.QRCodeUtils;
import com.itextpdf.text.Image;
import com.itextpdf.text.Rectangle;
import com.itextpdf.text.pdf.*;
import lombok.Require
dArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.core.io.ByteArrayResource;
import org.springframework.core.io.ClassPathResource;
import org.springframework.core.io.Resource;
import org.springframework.http.HttpHeaders;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Service;
import reactor.core.publisher.Mono;
import
java.io.ByteArrayOutputStream;
import
java.io.InputStream;
import
java.text.Simple
DateFormat;
import
java.util.*;
import
java.util.stream.Collectors;
/**
* ASN包装信息(AsnPack)表服务实现类
*
* @author sunzhuang
* @since 2025-09-23 16
:39
:02
*/
@Slf4j
@Require
dArgsConstructor
@Service("asnPackService")
public class AsnPackServiceImpl extends ServiceImpl<AsnPackMapper, AsnPackPO> implements IAsnPackService {
private final AsnPackMapper asnPackMapper;
/**
* 查询标签信息
*
* @param asnPackLabelParam 请求参数
* @return 查询结果
*/
@Override
public PageResult<AsnPackLabelVO> queryPage(AsnPackLabelParam asnPackLabelParam) {
// 查询标签数据
Page<AsnPackDTO> page = new Page<>(asnPackLabelParam.getPageIndex(), asnPackLabelParam.getPageSize());
Page<AsnPackDTO> dtoPage = asnPackMapper.queryLabelPage(page, asnPackLabelParam);
// 转换 DTO 到 VO
List<AsnPackLabelVO> voList = Collections.emptyList();
if (!CollectionUtils.isEmpty(dtoPage.getRecords())) {
voList = dtoPage.getRecords().stream()
.map(dto ->
BeanCopyUtils.copy
Bean(dto, AsnPackLabelVO.class))
.collect(Collectors.toList());
}
//
构建分页结果
PageResult<AsnPackLabelVO> result = new PageResult<>();
result.setRecords(voList);
result.setTotal(dtoPage.getTotal());
result.setPageIndex(asnPackLabelParam.getPageIndex());
result.setPageSize(asnPackLabelParam.getPageSize());
return result;
}
@Override
public Mono<ResponseEntity<Resource>> exportLabels(AsnPackExportParam exportParam) {
return Mono.defer(() -> {
try {
// 参数验证
if (exportParam == null || exportParam.getIds() == null || exportParam.getIds().isEmpty()) {
return Mono.error(new IllegalArgumentException("导出参数或ID列表不能为空"));
}
// 查询导出数据
List<AsnPackDTO> export
Data = asnPackMapper.selectByIds(exportParam.getIds());
if (export
Data.isEmpty()) {
return Mono.error(new RuntimeException("未
找到导出数据"));
}
// 验证导出类型
if (!isValidExportType(exportParam.getExportType())) {
return Mono.error(new IllegalArgumentException("不支持的导出类型
: " + exportParam.getExportType()));
}
// 根据导出类型选择模板
String templatePath = getTemplatePath(exportParam.getExportType());
// 生成PDF字节数组
byte[] pdfBytes = generatePdfBytes(export
Data, exportParam.getExportType(), templatePath);
// 创建资源
Resource resource = new ByteArrayResource(pdfBytes);
// 设置响应头
String fileName = buildFileName(exportParam.getExportType());
ResponseEntity<Resource> responseEntity = ResponseEntity.ok()
.header(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=" + fileName)
.contentType(MediaType.APPLICATION_PDF)
.contentLength(pdfBytes.length)
.body(resource);
return Mono.just(responseEntity);
} catch (Exception e) {
log.error("标签导出
失败", e);
return Mono.error(new RuntimeException("标签导出
失败: " + e.getMessage()));
}
});
}
private String getTemplatePath(String exportType) {
switch (exportType.toUpperCase()) {
case "P"
:
return "static/templates/P.pdf"; // 托标签模板
case "C"
:
return "static/templates/C.pdf"; // 箱标签模板
case "B"
:
return "static/templates/B.pdf"; // 包标签模板
default
:
throw new IllegalArgumentException("不支持的导出类型
: " + exportType);
}
}
private boolean isValidExportType(String exportType) {
if (exportType == null) return false;
String type = exportType.toUpperCase();
return type.equals("P") || type.equals("C") || type.equals("B");
}
private String buildFileName(String exportType) {
String typeName = "";
switch (exportType.toUpperCase()) {
case "P"
: typeName = "托标签"; break;
case "C"
: typeName = "箱标签"; break;
case "B"
: typeName = "包标签"; break;
default
: typeName = "标签";
}
return typeName + "_" + new Simple
DateFormat("yyyyMMddHHmmss").format(new
Date()) + ".pdf";
}
private byte[] generatePdfBytes(List<AsnPackDTO>
data, String exportType, String templatePath) throws Exception {
ClassPathResource templateResource = new ClassPathResource(templatePath);
if (!templateResource.exists()) {
throw new RuntimeException("模板文件不存在
: " + templatePath);
}
try (InputStream templateStream = templateResource.getInputStream();
ByteArrayOutputStream outputStream = new ByteArrayOutputStream()) {
// 创建PdfReader读取模板
PdfReader reader = new PdfReader(templateStream);
// 创建PdfStamper用于填充数据
PdfStamper stamper = new PdfStamper(reader, outputStream);
// 获取表单字段
AcroFields form = stamper.getAcroFields();
// 设置中文字体支持
BaseFont baseFont = BaseFont.createFont(
"STSong-Light",
"UniGB-UCS2-H",
BaseFont.
NOT_EMBEDDED
);
ArrayList<BaseFont> fontList = new ArrayList<>();
fontList.add(baseFont);
form.setSubstitutionFonts(fontList);
// 为每个数据项创建单独的PDF页面
for (int i = 0; i <
data.size(); i++) {
AsnPackDTO item =
data.get(i);
// 如果是第一个项目，使用当前页面；否则添加新页面
if (i > 0) {
stamper.insertPage(reader.getNumberOfPages() + 1, reader.getPageSize(1));
}
// 填充表单字段
fillFormFields(form, item, exportType);
// 添加二维码
addQRCode(stamper, form, item, exportType);
// 如果还有下一个项目，为下一个项目重置表单
if (i <
data.size() - 1) {
// 重置表单字段为空，为下一页做准备
Map<String, AcroFields.Item> formFields = form.getFields();
for (String fieldName
: formFields.keySet()) {
form.setField(fieldName, "");
}
}
}
// 扁平化表单（使填充的数据不可编辑）
stamper.setFormFlattening(true);
// 关闭资源
stamper.close();
reader.close();
return outputStream.toByteArray();
}
}
private void fillFormFields(AcroFields form, AsnPackDTO item, String exportType) throws Exception {
Map<String, String> fieldValues = buildFieldValues(item, exportType);
log.info("要填充的数据
: {}", fieldValues);
// 获取所有表单字段
Map<String, AcroFields.Item> formFields = form.getFields();
// 填充有数据的字段
for (Map.Entry<String, String> entry
: fieldValues.entrySet()) {
String fieldName = entry.getKey();
String fieldValue = entry.getValue();
if (formFields.containsKey(fieldName)) {
if (StringUtils.hasText(fieldValue)) {
try {
form.setField(fieldName, fieldValue);
log.info("成功填充字段
: {} = {}", fieldName, fieldValue);
} catch (Exception e) {
log.error("填充字段
失败: {}, 值
: {}", fieldName, fieldValue, e);
// 尝试使用另一种方式设置字段值
try {
form.setFieldProperty(fieldName, "text", fieldValue, null);
} catch (Exception ex) {
log.error("备用填充方式也
失败: {}", fieldName, ex);
}
}
} else {
log.warn("字段值为空
: {}", fieldName);
form.setField(fieldName, ""); // 设置为空字符串
}
} else {
log.warn("未
找到表单字段
: {}", fieldName);
}
}
// 确保所有表单字段都有值（为空字段设置空值）
for (String fieldName
: formFields.keySet()) {
if (!fieldValues.containsKey(fieldName)) {
form.setField(fieldName, "");
log.debug("为空字段设置默认值
: {}", fieldName);
}
}
}
private Map<String, String> buildFieldValues(AsnPackDTO item, String exportType) {
Map<String, String> values = new HashMap<>();
// 公共字段
values.put("part_desc", item.getPartDesc());
values.put("part_code", item.getPartCode());
values.put("supplier_name", item.getSupplierName());
values.put("supplier_code", item.getSupplierCode());
values.put("order_no", item.getAsnNo());
values.put("production_batch", item.getProductionBatch());
values.put("case_code", generateCaseCode(item, exportType));
values.put("remark", item.getRemark());
// 数量相关字段
switch (exportType.toUpperCase()) {
case "P"
:
values.put("quantity", formatQuantity(item.getQuantity()));
values.put("pack_quantity", formatQuantity(item.getPackQuantity()));
values.put("unique_code", generateUniqueCode("P", item.getSupplierCode()));
values.put("master_label", "MASTER LABEL " + item.getWarehouseCode());
break;
case "C"
:
values.put("quantity", formatQuantity(item.getQuantity()));
values.put("pack_quantity", formatQuantity(item.getPackQuantity()));
values.put("unique_code", generateUniqueCode("C", item.getSupplierCode()));
break;
case "B"
:
values.put("quantity", formatQuantity(item.getQuantity()));
values.put("pack_quantity", formatQuantity(item.getPackQuantity()));
values.put("unique_code", generateUniqueCode("B", item.getSupplierCode()));
break;
}
return values;
}
private String generateCaseCode(AsnPackDTO item, String exportType) {
switch (exportType.toUpperCase()) {
case "P"
:
return "1/1"; // X/Y格式
case "C"
:
return "1/5-1"; // X/Y-Z格式
case "B"
:
return "1/10-C-1"; // X/Y-C-Z格式
default
:
return item.getCaseCode();
}
}
private String generateUniqueCode(String prefix, String supplierCode) {
Simple
DateFormat sdf = new Simple
DateFormat("yyMMdd");
String
dateStr = sdf.format(new
Date());
String sequence = String.format("%06d", System.currentTimeMillis() % 1000000);
return prefix + supplierCode +
dateStr + sequence;
}
private String formatQuantity(Double quantity) {
return quantity != null ? String.valueOf(quantity)
: "0";
}
private void addQRCode(PdfStamper stamper, AcroFields form, AsnPackDTO item, String exportType) throws Exception {
try {
String uniqueCode = generateUniqueCode(
exportType.equals("P") ? "P"
:
exportType.equals("C") ? "C"
: "B",
item.getSupplierCode()
);
// 生成二维码
ByteArrayOutputStream qrCodeStream = QRCodeUtils.generateQRCode(uniqueCode, 100, 100);
Image qrCodeImage = Image.getInstance(qrCodeStream.toByteArray());
// 获取字段位置
List<AcroFields.FieldPosition> fieldPositions = form.getFieldPositions("QRcode");
if (fieldPositions == null || fieldPositions.isEmpty()) {
log.warn("未
找到 QRcode 字段的位置信息");
return;
}
AcroFields.FieldPosition position = fieldPositions.get(0);
int pageNo = position.page;
Rectangle rect = position.position;
PdfContentByte canvas = stamper.getOverContent(pageNo); // 使用上层绘制，避免干扰底层
qrCodeImage.setAbsolutePosition(rect.getLeft(), rect.getBottom());
qrCodeImage.scaleToFit(rect.getWidth(), rect.getHeight());
canvas.addImage(qrCodeImage);
} catch (Exception e) {
log.error("添加二维码
失败", e);
throw e; // 显式抛出便于调试
}
}
}
文章介绍了在Nacos Server启动时遇到的'无法构建dumpservice bean：找不到Da java'错误，分析了该问题可能的原因，包括Nacos版本、依赖项配置、配置文件设置等，并给出了检查和解决的步骤，如更新版本、检查依赖、配置文件清理缓存和重新安装。同时，建议在问题无法解决时向Nacos社区求助。
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