component property not found: id

本文解析了一个关于 Hibernate MappingException 的具体错误案例,该错误源于一个未标记为 @Transient 的属性。通过添加 @Transient 注解解决了异常问题。
Caused by: org.hibernate.MappingException: component property not found: id
	at org.hibernate.mapping.Component.getProperty(Component.java:292)
	at org.hibernate.cfg.AnnotationBinder.fillComponent(AnnotationBinder.java:2455)
	at org.hibernate.cfg.AnnotationBinder.fillComponent(AnnotationBinder.java:2336)
	at org.hibernate.cfg.AnnotationBinder.bindComponent(AnnotationBinder.java:2285)
	at org.hibernate.cfg.AnnotationBinder.processElementAnnotations(AnnotationBinder.java:2021)
	at org.hibernate.cfg.AnnotationBinder.processIdPropertiesIfNotAlready(AnnotationBinder.java:796)
	at org.hibernate.cfg.AnnotationBinder.bindClass(AnnotationBinder.java:707)
	at org.hibernate.cfg.Configuration$MetadataSourceQueue.processAnnotatedClassesQueue(Configuration.java:4035)
	at org.hibernate.cfg.Configuration$MetadataSourceQueue.processMetadata(Configuration.java:3989)
	at org.hibernate.cfg.Configuration.secondPassCompile(Configuration.java:1398)
	at org.hibernate.cfg.Configuration.buildMappings(Configuration.java:1375)
	at org.springframework.orm.hibernate3.LocalSessionFactoryBean.buildSessionFactory(LocalSessionFactoryBean.java:720)
	at org.springframework.orm.hibernate3.AbstractSessionFactoryBean.afterPropertiesSet(AbstractSessionFactoryBean.java:188)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1612)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1549)
	... 62 more

 

public class CustomerSP {
    private ParamTree	areaPropertyParamTree		= new ParamTreeAreaProperty();				//地理属性

}

     检查了下代码,发现有一个对象属性areaPropertyParamTree没有声明@Transient注解,但是没想到

    报出这个一个异常,真的没想到。

 

public class CustomerSP {
    @Transient
    private ParamTree	areaPropertyParamTree		= new ParamTreeAreaProperty();				//地理属性

}

 

 

新代码编译出错一大堆: 首先,控件引用的是JvHidControllerClass,不是JvHidController。下面是JvHidControllerClass.pas文件前面的定义变量或函数,请正确使用,特别要注意签名问题。不一致会导致编译报错!请修改HidDeviceUnit.pas。 unit JvHidControllerClass; {$DEFINE DEFAULT_JVCL_INC} {$I jvcl.inc} {$I windowsonly.inc} interface uses {$IFDEF UNITVERSIONING} JclUnitVersioning, {$ENDIF UNITVERSIONING} Windows, Messages, Classes, SysUtils, JvComponentBase, DBT, SetupApi, Hid, JvTypes; const // a version string for the component cHidControllerClassVersion = '1.0.35'; // strings from the registry for CheckOutByClass cHidNoClass = 'HIDClass'; type // forward declarations TJvHidDeviceController = class; TJvHidDevice = class; // the Event function declarations TJvHidEnumerateEvent = function(HidDev: TJvHidDevice; const Idx: Integer): Boolean of object; TJvHidPlugEvent = procedure(HidDev: TJvHidDevice) of object; TJvHidUnplugEvent = TJvHidPlugEvent; TJvHidDataEvent = procedure(HidDev: TJvHidDevice; ReportID: Byte; const Data: Pointer; Size: Word) of object; TJvHidDataErrorEvent = procedure(HidDev: TJvHidDevice; Error: DWORD) of object; // check out test function TJvHidCheckCallback = function(HidDev: TJvHidDevice): Boolean; stdcall; // open overlapped read or write file handle TJvHidOpenExMode = (omhRead, omhWrite); // the physical descriptor TJvPhysicalDescriptor = array of WORD; // all USB relevant driver entries in the registry TJvHidPnPInfo = class(TObject) private FDeviceID: DWORD; FDevicePath: string; FCapabilities: DWORD; FClassDescr: string; FClassGUID: string; FCompatibleIDs: TStringList; FConfigFlags: DWORD; FDeviceDescr: string; FDriver: string; FFriendlyName: string; FHardwareID: TStringList; FLowerFilters: TStringList; FMfg: string; FUpperFilters: TStringList; FAddress: string; FBusNumber: DWORD; FBusType: string; FCharacteristics: string; FDevType: DWORD; FEnumeratorName: string; FExclusive: DWORD; FLegacyBusType: DWORD; FLocationInfo: string; FPhysDevObjName: string; FSecuritySDS: string; FService: string; FUINumber: DWORD; FUINumberFormat: string; function GetRegistryPropertyString(PnPHandle: HDEVINFO; const DevData: TSPDevInfoData; Prop: DWORD): string; function GetRegistryPropertyStringList(PnPHandle: HDEVINFO; const DevData: TSPDevInfoData; Prop: DWORD): TStringList; function GetRegistryPropertyDWord(PnPHandle: HDEVINFO; const DevData: TSPDevInfoData; Prop: DWORD): DWORD; function GetCompatibleIDs: TStrings; function GetHardwareID: TStrings; function GetLowerFilters: TStrings; function GetUpperFilters: TStrings; public property DeviceID: DWORD read FDeviceID; property DevicePath: string read FDevicePath; // registry values property Capabilities: DWORD read FCapabilities; property ClassDescr: string read FClassDescr; property ClassGUID: string read FClassGUID; property CompatibleIDs: TStrings read GetCompatibleIDs; property ConfigFlags: DWORD read FConfigFlags; property DeviceDescr: string read FDeviceDescr; property Driver: string read FDriver; property FriendlyName: string read FFriendlyName; property HardwareID: TStrings read GetHardwareID; property LowerFilters: TStrings read GetLowerFilters; property Mfg: string read FMfg; property UpperFilters: TStrings read GetUpperFilters; property Address: string read FAddress; property BusNumber: DWORD read FBusNumber; property BusType: string read FBusType; property Characteristics: string read FCharacteristics; property DevType: DWORD read FDevType; property EnumeratorName: string read FEnumeratorName; property Exclusive: DWORD read FExclusive; property LegacyBusType: DWORD read FLegacyBusType; property LocationInfo: string read FLocationInfo; property PhysDevObjName: string read FPhysDevObjName; property SecuritySDS: string read FSecuritySDS; property Service: string read FService; property UINumber: DWORD read FUINumber; property UINumberFormat: string read FUINumberFormat; constructor Create(APnPHandle: HDEVINFO; ADevData: TSPDevInfoData; ADevicePath: PChar); destructor Destroy; override; end; // a thread helper class to implement TJvHidDevice.OnData TJvHidDeviceReadThread = class(TJvCustomThread) private FErr: DWORD; procedure DoData; procedure DoDataError; constructor CtlCreate(const Dev: TJvHidDevice); protected procedure Execute; override; public Device: TJvHidDevice; NumBytesRead: Cardinal; Report: array of Byte; constructor Create(CreateSuspended: Boolean); end; // the representation of a HID device TJvHidDevice = class(TObject) private // internal control variables FMyController: TJvHidDeviceController; FIsPluggedIn: Boolean; FIsCheckedOut: Boolean; FIsEnumerated: Boolean; FHidFileHandle: THandle; FHidOverlappedRead: THandle; FHidOverlappedWrite: THandle; FOvlRead: TOverlapped; FOvlWrite: TOverlapped; // internal properties part FAttributes: THIDDAttributes; FPnPInfo: TJvHidPnPInfo; FVendorName: WideString; FProductName: WideString; FPhysicalDescriptor: TJvPhysicalDescriptor; FPreparsedData: PHIDPPreparsedData; FSerialNumber: WideString; FLanguageStrings: TStringList; FNumInputBuffers: Integer; FNumOverlappedBuffers: Integer; FThreadSleepTime: Integer; FLinkCollection: array of THIDPLinkCollectionNode; FMaxDataListLength: ULONG; FMaxUsageListLength: ULONG; FMaxButtonListLength: ULONG; FReportTypeParam: THIDPReportType; FUsagePageParam: TUsage; FLinkCollectionParam: WORD; FUsageParam: TUsage; FData: TJvHidDataEvent; FDataError: TJvHidDataErrorEvent; FUnplug: TJvHidUnplugEvent; FHasReadWriteAccess: Boolean; FDataThread: TJvHidDeviceReadThread; FTag: Integer; // tells if access to device is allowed function IsAccessible: Boolean; procedure GetMax; // internal property implementors function GetDeviceStringAnsi(Idx: Byte): string; function GetDeviceStringUnicode(Idx: Byte): WideString; function GetLinkCollectionNode(Idx: WORD): THIDPLinkCollectionNode; function GetConfiguration: THIDDConfiguration; function GetPreparsedData: PHIDPPreparsedData; function GetCaps: THIDPCaps; function GetVendorName: WideString; function GetProductName: WideString; function GetSerialNumber: WideString; function GetPhysicalDescriptor: TJvPhysicalDescriptor; function GetLanguageStrings: TStrings; function GetOverlappedReadResult: DWORD; function GetOverlappedWriteResult: DWORD; procedure SetConfiguration(const Config: THIDDConfiguration); procedure SetDataEvent(const DataEvent: TJvHidDataEvent); procedure SetNumInputBuffers(const Num: Integer); procedure SetNumOverlappedBuffers(const Num: Integer); procedure SetReportTypeParam(const ReportType: THIDPReportType); procedure SetThreadSleepTime(const SleepTime: Integer); procedure SetUsagePageParam(const UsagePage: TUsage); procedure StartThread; procedure StopThread; // Constructor is hidden! Only a TJvHidDeviceController can create a TJvHidDevice object. // APnPInfo becomes the property of this class, do not try to free it yourself, // even if this call raises an exception. // The destructor of this class will take care of the cleanup even when an exception // is raised (as specified by the Delphi language) constructor CtlCreate(const APnPInfo: TJvHidPnPInfo; const Controller: TJvHidDeviceController); protected // internal event implementor procedure DoUnplug; public // dummy constructor constructor Create; destructor Destroy; override; // methods function CancelIO(const Mode: TJvHidOpenExMode): Boolean; procedure CloseFile; procedure CloseFileEx(const Mode: TJvHidOpenExMode); function DeviceIoControl(IoControlCode: DWORD; InBuffer: Pointer; InSize: DWORD; OutBuffer: Pointer; OutSize: DWORD; var BytesReturned: DWORD): Boolean; function FlushQueue: Boolean; function GetButtonCaps(ButtonCaps: PHIDPButtonCaps; var Count: WORD): NTSTATUS; function GetButtons(UsageList: PUsage; var UsageLength: ULONG; var Report; ReportLength: ULONG): NTSTATUS; function GetButtonsEx(UsageList: PUsageAndPage; var UsageLength: ULONG; var Report; ReportLength: ULONG): NTSTATUS; function GetData(DataList: PHIDPData; var DataLength: ULONG; var Report; ReportLength: ULONG): NTSTATUS; function GetFeature(var Report; const Size: Integer): Boolean; function GetScaledUsageValue(var UsageValue: Integer; var Report; ReportLength: ULONG): NTSTATUS; function GetSpecificButtonCaps(ButtonCaps: PHIDPButtonCaps; var Count: WORD): NTSTATUS; function GetSpecificValueCaps(ValueCaps: PHIDPValueCaps; var Count: WORD): NTSTATUS; function GetUsages(UsageList: PUsage; var UsageLength: ULONG; var Report; ReportLength: ULONG): NTSTATUS; function GetUsagesEx(UsageList: PUsageAndPage; var UsageLength: ULONG; var Report; ReportLength: ULONG): NTSTATUS; function GetUsageValue(var UsageValue: ULONG; var Report; ReportLength: ULONG): NTSTATUS; function GetUsageValueArray(UsageValue: PAnsiChar; UsageValueByteLength: WORD; var Report; ReportLength: ULONG): NTSTATUS; function GetValueCaps(ValueCaps: PHIDPValueCaps; var Count: WORD): NTSTATUS; function OpenFile: Boolean; function OpenFileEx(Mode: TJvHidOpenExMode): Boolean; function SetButtons(UsageList: PUsage; var UsageLength: ULONG; var Report; ReportLength: ULONG): NTSTATUS; function SetData(DataList: PHIDPData; var DataLength: ULONG; var Report; ReportLength: ULONG): NTSTATUS; function SetFeature(var Report; const Size: Integer): Boolean; function SetScaledUsageValue(UsageValue: Integer; var Report; ReportLength: ULONG): NTSTATUS; function SetUsages(UsageList: PUsage; var UsageLength: ULONG; var Report; ReportLength: ULONG): NTSTATUS; function SetUsageValue(UsageValue: ULONG; var Report; ReportLength: ULONG): NTSTATUS; function SetUsageValueArray(UsageValue: PAnsiChar; UsageValueByteLength: WORD; var Report; ReportLength: ULONG): NTSTATUS; function UnsetButtons(UsageList: PUsage; var UsageLength: ULONG; var Report; ReportLength: ULONG): NTSTATUS; function UnsetUsages(UsageList: PUsage; var UsageLength: ULONG; var Report; ReportLength: ULONG): NTSTATUS; function ReadFile(var Report; ToRead: DWORD; var BytesRead: DWORD): Boolean; function ReadFileEx(var Report; ToRead: DWORD; CallBack: TPROverlappedCompletionRoutine): Boolean; function WriteFile(var Report; ToWrite: DWORD; var BytesWritten: DWORD): Boolean; function WriteFileEx(var Report; ToWrite: DWORD; CallBack: TPROverlappedCompletionRoutine): Boolean; function CheckOut: Boolean; // Windows version dependent methods // added in Win 2000 function GetExtendedAttributes(ReportType: THIDPReportType; DataIndex: Word; Attributes: PHIDPExtendedAttributes; var LengthAttributes: ULONG): NTSTATUS; function InitializeReportForID(ReportType: THIDPReportType; ReportID: Byte; var Report; ReportLength: ULONG): NTSTATUS; // added in Win XP function GetInputReport(var Report; const Size: ULONG): Boolean; function SetOutputReport(var Report; const Size: ULONG): Boolean; // read only properties property Attributes: THIDDAttributes read FAttributes; property Caps: THIDPCaps read GetCaps; property HasReadWriteAccess: Boolean read FHasReadWriteAccess; property HidFileHandle: THandle read FHidFileHandle; property HidOverlappedRead: THandle read FHidOverlappedRead; property HidOverlappedWrite: THandle read FHidOverlappedWrite; property HidOverlappedReadResult: DWORD read GetOverlappedReadResult; property HidOverlappedWriteResult: DWORD read GetOverlappedWriteResult; property IsCheckedOut: Boolean read FIsCheckedOut; property IsPluggedIn: Boolean read FIsPluggedIn; property LanguageStrings: TStrings read GetLanguageStrings; property MaxButtonListLength: ULONG read FMaxButtonListLength; property MaxDataListLength: ULONG read FMaxDataListLength; property MaxUsageListLength: ULONG read FMaxUsageListLength; property PhysicalDescriptor: TJvPhysicalDescriptor read GetPhysicalDescriptor; property PnPInfo: TJvHidPnPInfo read FPnPInfo; property PreparsedData: PHIDPPreparsedData read GetPreparsedData; property ProductName: WideString read GetProductName; property SerialNumber: WideString read GetSerialNumber; property VendorName: WideString read GetVendorName; // read write properties property Configuration: THIDDConfiguration read GetConfiguration write SetConfiguration; property LinkCollectionParam: WORD read FLinkCollectionParam write FLinkCollectionParam; property NumInputBuffers: Integer read FNumInputBuffers write SetNumInputBuffers; property NumOverlappedBuffers: Integer read FNumOverlappedBuffers write SetNumOverlappedBuffers; property ReportTypeParam: THIDPReportType read FReportTypeParam write SetReportTypeParam; property Tag: Integer read FTag write FTag; property ThreadSleepTime: Integer read FThreadSleepTime write SetThreadSleepTime; property UsagePageParam: TUsage read FUsagePageParam write SetUsagePageParam; property UsageParam: TUsage read FUsageParam write FUsageParam; // indexed properties property DeviceStrings[Idx: Byte]: string read GetDeviceStringAnsi; property DeviceStringsUnicode[Idx: Byte]: WideString read GetDeviceStringUnicode; property LinkCollectionNodes[Idx: WORD]: THIDPLinkCollectionNode read GetLinkCollectionNode; // event properties property OnData: TJvHidDataEvent read FData write SetDataEvent; property OnDataError: TJvHidDataErrorEvent read FDataError write FDataError; property OnUnplug: TJvHidUnplugEvent read FUnplug write FUnplug; end; // controller class to manage all HID devices {$IFDEF RTL230_UP} [ComponentPlatformsAttribute(pidWin32 or pidWin64)] {$ENDIF RTL230_UP} TJvHidDeviceController = class(TJvComponent) private // internal properties part FHidGuid: TGUID; FArrivalEvent: TJvHidPlugEvent; FDeviceChangeEvent: TNotifyEvent; FEnumerateEvent: TJvHidEnumerateEvent; FDevDataEvent: TJvHidDataEvent; FDevDataErrorEvent: TJvHidDataErrorEvent; FDevUnplugEvent: TJvHidUnplugEvent; FRemovalEvent: TJvHidUnplugEvent; FDevThreadSleepTime: Integer; FVersion: string; FDummy: string; // internal list of all HID device objects FList: TList; // counters for the list FNumCheckedInDevices: Integer; FNumCheckedOutDevices: Integer; FNumUnpluggedDevices: Integer; // reentrancy FInDeviceChange: Boolean; FLParam: LPARAM; // window to catch WM_DEVICECHANGE FHWnd: HWND; // internal worker functions function CheckThisOut(var HidDev: TJvHidDevice; Idx: Integer; Check: Boolean): Boolean; procedure EventPipe(var Msg: TMessage); // internal event implementors procedure SetDeviceChangeEvent(const Notifier: TNotifyEvent); procedure SetEnumerate(const Enumerator: TJvHidEnumerateEvent); procedure SetDevThreadSleepTime(const DevTime: Integer); procedure SetDevData(const DataEvent: TJvHidDataEvent); procedure SetDevDataError(const DataErrorEvent: TJvHidDataErrorEvent); procedure SetDevUnplug(const Unplugger: TJvHidUnplugEvent); protected procedure DoArrival(HidDev: TJvHidDevice); procedure DoRemoval(HidDev: TJvHidDevice); procedure DoDeviceChange; function DoEnumerate(HidDev: TJvHidDevice; Idx: Integer): Boolean; public // normal constructor/destructor constructor Create(AOwner: TComponent); override; destructor Destroy; override; // methods to hand out HID device objects procedure CheckIn(var HidDev: TJvHidDevice); function CheckOut(var HidDev: TJvHidDevice): Boolean; function CheckOutByClass(var HidDev: TJvHidDevice; const ClassName: string): Boolean; function CheckOutByID(var HidDev: TJvHidDevice; const Vid, Pid: Integer): Boolean; function CheckOutByIndex(var HidDev: TJvHidDevice; const Idx: Integer): Boolean; function CheckOutByProductName(var HidDev: TJvHidDevice; const ProductName: WideString): Boolean; function CheckOutByVendorName(var HidDev: TJvHidDevice; const VendorName: WideString): Boolean; function CheckOutByCallback(var HidDev: TJvHidDevice; Check: TJvHidCheckCallback): Boolean; // methods to count HID device objects function CountByClass(const ClassName: string): Integer; function CountByID(const Vid, Pid: Integer): Integer; function CountByProductName(const ProductName: WideString): Integer; function CountByVendorName(const VendorName: WideString): Integer; function CountByCallback(Check: TJvHidCheckCallback): Integer; // iterate over the HID devices function Enumerate: Integer; class function HidVersion: string; // just to be complete the GUID property HidGuid: TGUID read FHidGuid; property NumCheckedInDevices: Integer read FNumCheckedInDevices; property NumCheckedOutDevices: Integer read FNumCheckedOutDevices; property NumUnpluggedDevices: Integer read FNumUnpluggedDevices; published property DevThreadSleepTime: Integer read FDevThreadSleepTime write SetDevThreadSleepTime default 100; property Version: string read FVersion write FDummy stored False; property OnArrival: TJvHidPlugEvent read FArrivalEvent write FArrivalEvent; // the iterator event property OnEnumerate: TJvHidEnumerateEvent read FEnumerateEvent write SetEnumerate; // the central event for HID device changes property OnDeviceChange: TNotifyEvent read FDeviceChangeEvent write SetDeviceChangeEvent; // these events are copied to TJvHidDevices on creation property OnDeviceData: TJvHidDataEvent read FDevDataEvent write SetDevData; property OnDeviceDataError: TJvHidDataErrorEvent read FDevDataErrorEvent write SetDevDataError; property OnDeviceUnplug: TJvHidUnplugEvent read FDevUnplugEvent write SetDevUnplug; property OnRemoval: TJvHidUnplugEvent read FRemovalEvent write FRemovalEvent; // to be callable at design time procedure DeviceChange; end; // helpers to check the HID function and method results function HidCheck(const RetVal: NTSTATUS): NTSTATUS; overload; function HidCheck(const RetVal: LongBool): LongBool; overload; function HidError(const RetVal: NTSTATUS): NTSTATUS; function HidErrorString(const RetVal: NTSTATUS): string; // to register the component in the palette procedure Register; {$IFDEF UNITVERSIONING} const UnitVersioning: TUnitVersionInfo = ( RCSfile: '$URL: https://jvcl.svn.sourceforge.net/svnroot/jvcl/tags/JVCL3_45/run/JvHidControllerClass.pas $'; Revision: '$Revision: 13102 $'; Date: '$Date: 2011-09-07 07:46:34 +0200 (mer., 07 sept. 2011) $'; LogPath: 'JVCL\run' ); {$ENDIF UNITVERSIONING} implementation
09-24
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