com.esri.arcgis.geometry

Class VerticalCoordinateSystem

java.lang.Object

com.esri.arcgis.geometry.VerticalCoordinateSystem

All Implemented Interfaces:

IESRISpatialReference, IESRISpatialReferenceGEN, IESRISpatialReferenceGEN2, ISpatialReferenceAuthority, ISpatialReferenceInfo, IVerticalCoordinateSystem, IVerticalCoordinateSystemEdit, IVerticalCoordinateSystemGEN, com.esri.arcgis.interop.RemoteObjRef, IClone, IPersist, IPersistStream, ISupportErrorInfo, java.io.Externalizable, java.io.Serializable

public class VerticalCoordinateSystem
extends java.lang.Object
implements com.esri.arcgis.interop.RemoteObjRef, IVerticalCoordinateSystemGEN, IVerticalCoordinateSystem, IESRISpatialReferenceGEN, IESRISpatialReferenceGEN2, IVerticalCoordinateSystemEdit, ISpatialReferenceInfo, IESRISpatialReference, IClone, IPersist, IPersistStream, ISupportErrorInfo, ISpatialReferenceAuthority, java.io.Externalizable

COM Class 'VerticalCoordinateSystem'. Generated 5/5/2025 2:28:33 PM from 'X:\ArcGIS\com\server\esriGeometry.tlb'

Description 'Creates a vertical coordinate system.' Generator Options: PromptForTypeLibraries = False ClashPrefix = esri_ LowerCaseMemberNames = True IDispatchOnly = False RetryOnReject = False AwtForOcxs = True ArraysAsObjects = False DontRenameSameMethods = False ImplementConflictingInterfaces = True ReuseMethods = True RenameConflictingInterfaceMethods = True GenBeanInfo = True GenerateJavadoc =

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static long	serialVersionUID

Fields inherited from interface com.esri.arcgis.geometry.IVerticalCoordinateSystemGEN

IID, IIDd9f23920_ee88_4b14_aa07_a526aa1dfc03, xxDummy

Fields inherited from interface com.esri.arcgis.geometry.IVerticalCoordinateSystem

IID, IID3f6c2145_3320_446f_82bf_b3e38fadc833, xxDummy

Fields inherited from interface com.esri.arcgis.geometry.ISpatialReferenceInfo

IID4da0fe00_1dd2_11b2_bf49_08002022f573

Fields inherited from interface com.esri.arcgis.geometry.IESRISpatialReferenceGEN

IID, IIDf90e304c_a0f7_4a7d_9f62_25fd2a5c96af, xxDummy

Fields inherited from interface com.esri.arcgis.geometry.IESRISpatialReferenceGEN2

IID, IID3f9863b9_5477_4757_ac6f_63204de301ee, xxDummy

Fields inherited from interface com.esri.arcgis.geometry.IVerticalCoordinateSystemEdit

IID, IIDcd01a024_c9cf_46c8_8fc9_acec374c1c4c, xxDummy

Fields inherited from interface com.esri.arcgis.geometry.IESRISpatialReference

IID, IIDbf8786d0_4fc5_487b_9e6a_53e5cb5619c1, xxDummy

Fields inherited from interface com.esri.arcgis.system.IClone

IID, IID9bff8aeb_e415_11d0_943c_080009eebecb, xxDummy

Fields inherited from interface com.esri.arcgis.system.IPersistStream

IID, IID00000109_0000_0000_c000_000000000046, xxDummy

Fields inherited from interface com.esri.arcgis.system.IPersist

IID0000010c_0000_0000_c000_000000000046

Fields inherited from interface com.esri.arcgis.system.ISupportErrorInfo

IID, IIDdf0b3d60_548f_101b_8e65_08002b2bd119, xxDummy

Fields inherited from interface com.esri.arcgis.geometry.ISpatialReferenceAuthority

IID, IIDd2f20dac_5ca7_4b58_bddb_309fdd0e364a, xxDummy

Constructor Summary

Constructors

Constructor and Description
VerticalCoordinateSystem() Constructs a VerticalCoordinateSystem using ArcGIS Engine.
VerticalCoordinateSystem(java.lang.Object obj) Deprecated. As of ArcGIS 9.2, replaced by normal Java casts. VerticalCoordinateSystem theVerticalCoordinateSystem = (VerticalCoordinateSystem) obj;

Method Summary

Modifier and Type	Method and Description
void	assign(IClone src) Assigns the properties of src to the receiver.
void	define(java.lang.Object name, java.lang.Object alias, java.lang.Object abbreviation, java.lang.Object remarks, java.lang.Object useage, java.lang.Object hvDatum, java.lang.Object projectedUnit, java.lang.Object verticalShift, java.lang.Object positiveDirection) Defines the properties of a vertical coordinate system.
void	define(java.lang.String authorityName, int authorityCode, java.lang.String authorityVersion) Defines the authority-related metadata properties for this spatial reference object.
boolean	equals(java.lang.Object o) Compare this object with another
IClone	esri_clone() Clones the receiver and assigns the result to *clone.
void	exportToESRISpatialReference(java.lang.String[] str, int[] cBytesWrote) Exports this spatial reference component to a buffer.
void	exportToESRISpatialReference2(java.lang.String[] str, int[] cBytesWrote) Exports this spatial reference component to a buffer.
java.lang.String	getAbbreviation() The abbreviated name of this spatial reference component.
java.lang.String	getAlias() The alias of this spatial reference component.
java.lang.String	getAuthorityName() The name of the defining authority for this object.
void	getClassID(GUID[] pClassID) getClassID
static java.lang.String	getClsid() getClsid.
int	getCode() The code identifying this object relative to its authority.
ILinearUnit	getCoordinateUnit() The linear unit of measure for the vertical coordinate system.
IHVDatum	getDatum() The vertical or horizontal datum of the vertical coordinate system.
int	getESRISpatialReferenceSize() The number of bytes required to hold the persistant representation of this spatial reference component.
int	getFactoryCode() The factory code (WKID) of the spatial reference.
com.esri.arcgis.interop.Dispatch	getJintegraDispatch() Gets a reference to a com.esri.arcgis.interop.Dispatch which can be used to access the COM object that support for this interface indicates the implementing class references.
java.lang.String	getName() The name of this spatial reference component.
void	getParameters(IParameter[] parameters) Gets the vertical coordinate system parameters.
void	getParameters(IParameter[][] parameters) Retrieves the PositiveDirection and VerticalShift parameters into an array.
int	getPositiveDirection() A parameter that determines whether the coordinate system is positive 'up' or 'down'.
java.lang.String	getRemarks() The comment string of this spatial reference component.
void	getSizeMax(_ULARGE_INTEGER[] pcbSize) getSizeMax
java.lang.String	getUsage() The usage notes of a vertical coordinate system.
java.lang.String	getVersion() The version of this spatial reference object.
double	getVerticalShift() An offset parameter that changes the origin of the vertical coordinate system.
int	hashCode() the hashcode for this object
void	importFromESRISpatialReference(java.lang.String str, int[] cBytesRead) Defines this spatial reference component from the specified ESRISpatialReference buffer.
void	interfaceSupportsErrorInfo(GUID riid) interfaceSupportsErrorInfo
void	isDirty() isDirty
boolean	isEqual(IClone other) Indicates if the receiver and other have the same properties.
boolean	isIdentical(IClone other) Indicates if the receiver and other are the same object.
void	load(IStream pstm) load
void	readExternal(java.io.ObjectInput in)
void	release() Release this COM object reference
void	save(IStream pstm, int fClearDirty) save
void	setCoordinateUnit(ILinearUnit unit) The linear unit of measure for the vertical coordinate system.
void	setPositiveDirection(int pd) The positive direction of the z coordinates.
void	setVerticalShift(double vshift) An offset parameter that changes the origin of the vertical coordinate system.
void	writeExternal(java.io.ObjectOutput out)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Field Detail

serialVersionUID

public static final long serialVersionUID

See Also:

Constant Field Values

Constructor Detail

VerticalCoordinateSystem

public VerticalCoordinateSystem()
                         throws java.io.IOException,
                                java.net.UnknownHostException

Constructs a VerticalCoordinateSystem using ArcGIS Engine.

Throws:

java.io.IOException - if there are interop problems

java.net.UnknownHostException - if there are interop problems

VerticalCoordinateSystem

public VerticalCoordinateSystem(java.lang.Object obj)
                         throws java.io.IOException

Deprecated. As of ArcGIS 9.2, replaced by normal Java casts.
VerticalCoordinateSystem theVerticalCoordinateSystem = (VerticalCoordinateSystem) obj;

Construct a VerticalCoordinateSystem using a reference to such an object returned from ArcGIS Engine or Server. This is semantically equivalent to casting obj to VerticalCoordinateSystem.

Parameters:

obj - an object returned from ArcGIS Engine or Server

Throws:

java.io.IOException - if there are interop problems

Method Detail

getClsid

public static java.lang.String getClsid()

getClsid.

equals

public boolean equals(java.lang.Object o)

Compare this object with another

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

the hashcode for this object

Overrides:

hashCode in class java.lang.Object

getJintegraDispatch

public com.esri.arcgis.interop.Dispatch getJintegraDispatch()

Gets a reference to a com.esri.arcgis.interop.Dispatch which can be used to access the COM object that support for this interface indicates the implementing class references.

Specified by:

getJintegraDispatch in interface com.esri.arcgis.interop.RemoteObjRef

Returns:

the COM object reference

release

public void release()

Release this COM object reference

Specified by:

release in interface com.esri.arcgis.interop.RemoteObjRef

getUsage

public java.lang.String getUsage()
                          throws java.io.IOException,
                                 AutomationException

The usage notes of a vertical coordinate system.

Specified by:

getUsage in interface IVerticalCoordinateSystem

Specified by:

getUsage in interface IVerticalCoordinateSystemGEN

Returns:

The usage

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getDatum

public IHVDatum getDatum()
                  throws java.io.IOException,
                         AutomationException

The vertical or horizontal datum of the vertical coordinate system.

Specified by:

getDatum in interface IVerticalCoordinateSystem

Specified by:

getDatum in interface IVerticalCoordinateSystemGEN

Returns:

A reference to a com.esri.arcgis.geometry.IHVDatum

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getCoordinateUnit

public ILinearUnit getCoordinateUnit()
                              throws java.io.IOException,
                                     AutomationException

The linear unit of measure for the vertical coordinate system.

Specified by:

getCoordinateUnit in interface IVerticalCoordinateSystem

Specified by:

getCoordinateUnit in interface IVerticalCoordinateSystemGEN

Returns:

A reference to a com.esri.arcgis.geometry.ILinearUnit

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setCoordinateUnit

public void setCoordinateUnit(ILinearUnit unit)
                       throws java.io.IOException,
                              AutomationException

The linear unit of measure for the vertical coordinate system.

Specified by:

setCoordinateUnit in interface IVerticalCoordinateSystem

Specified by:

setCoordinateUnit in interface IVerticalCoordinateSystemGEN

Parameters:

unit - A reference to a com.esri.arcgis.geometry.ILinearUnit (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getVerticalShift

public double getVerticalShift()
                        throws java.io.IOException,
                               AutomationException

An offset parameter that changes the origin of the vertical coordinate system.

Specified by:

getVerticalShift in interface IVerticalCoordinateSystem

Specified by:

getVerticalShift in interface IVerticalCoordinateSystemGEN

Returns:

The vshift

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setVerticalShift

public void setVerticalShift(double vshift)
                      throws java.io.IOException,
                             AutomationException

An offset parameter that changes the origin of the vertical coordinate system.

Specified by:

setVerticalShift in interface IVerticalCoordinateSystem

Specified by:

setVerticalShift in interface IVerticalCoordinateSystemGEN

Parameters:

vshift - The vshift (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getPositiveDirection

public int getPositiveDirection()
                         throws java.io.IOException,
                                AutomationException

A parameter that determines whether the coordinate system is positive 'up' or 'down'. Use -1 for depths (positive down).

Specified by:

getPositiveDirection in interface IVerticalCoordinateSystem

Specified by:

getPositiveDirection in interface IVerticalCoordinateSystemGEN

Returns:

The pd

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getParameters

public void getParameters(IParameter[][] parameters)
                   throws java.io.IOException,
                          AutomationException

Retrieves the PositiveDirection and VerticalShift parameters into an array.

Specified by:

getParameters in interface IVerticalCoordinateSystemGEN

Parameters:

parameters - A reference to a com.esri.arcgis.geometry.IParameter array (in/out: use single element array)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setPositiveDirection

public void setPositiveDirection(int pd)
                          throws java.io.IOException,
                                 AutomationException

The positive direction of the z coordinates. Up is 1. Down (in the direction of gravity) is -1.

Specified by:

setPositiveDirection in interface IVerticalCoordinateSystem

Parameters:

pd - The pd (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getParameters

public void getParameters(IParameter[] parameters)
                   throws java.io.IOException,
                          AutomationException

Gets the vertical coordinate system parameters.

Specified by:

getParameters in interface IVerticalCoordinateSystem

Parameters:

parameters - A reference to a com.esri.arcgis.geometry.IParameter (out: use single element array)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getName

public java.lang.String getName()
                         throws java.io.IOException,
                                AutomationException

The name of this spatial reference component.

Specified by:

getName in interface ISpatialReferenceInfo

Returns:

The name

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getAlias

public java.lang.String getAlias()
                          throws java.io.IOException,
                                 AutomationException

The alias of this spatial reference component.

Specified by:

getAlias in interface ISpatialReferenceInfo

Returns:

The alias

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getAbbreviation

public java.lang.String getAbbreviation()
                                 throws java.io.IOException,
                                        AutomationException

The abbreviated name of this spatial reference component.

Specified by:

getAbbreviation in interface ISpatialReferenceInfo

Returns:

The abbreviation

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getRemarks

public java.lang.String getRemarks()
                            throws java.io.IOException,
                                   AutomationException

The comment string of this spatial reference component.

Specified by:

getRemarks in interface ISpatialReferenceInfo

Returns:

The remarks

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getFactoryCode

public int getFactoryCode()
                   throws java.io.IOException,
                          AutomationException

The factory code (WKID) of the spatial reference.

Specified by:

getFactoryCode in interface ISpatialReferenceInfo

Returns:

The code

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getESRISpatialReferenceSize

public int getESRISpatialReferenceSize()
                                throws java.io.IOException,
                                       AutomationException

The number of bytes required to hold the persistant representation of this spatial reference component.

Specified by:

getESRISpatialReferenceSize in interface IESRISpatialReference

Specified by:

getESRISpatialReferenceSize in interface IESRISpatialReferenceGEN

Specified by:

getESRISpatialReferenceSize in interface IESRISpatialReferenceGEN2

Returns:

The cBytes

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

importFromESRISpatialReference

public void importFromESRISpatialReference(java.lang.String str,
                                           int[] cBytesRead)
                                    throws java.io.IOException,
                                           AutomationException

Defines this spatial reference component from the specified ESRISpatialReference buffer.

Specified by:

importFromESRISpatialReference in interface IESRISpatialReference

Specified by:

importFromESRISpatialReference in interface IESRISpatialReferenceGEN

Specified by:

importFromESRISpatialReference in interface IESRISpatialReferenceGEN2

Parameters:

str - The str (in)

cBytesRead - The cBytesRead (out: use single element array)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

exportToESRISpatialReference

public void exportToESRISpatialReference(java.lang.String[] str,
                                         int[] cBytesWrote)
                                  throws java.io.IOException,
                                         AutomationException

Exports this spatial reference component to a buffer.

Specified by:

exportToESRISpatialReference in interface IESRISpatialReference

Specified by:

exportToESRISpatialReference in interface IESRISpatialReferenceGEN

Parameters:

str - The str (out: use single element array)

cBytesWrote - The cBytesWrote (out: use single element array)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

exportToESRISpatialReference2

public void exportToESRISpatialReference2(java.lang.String[] str,
                                          int[] cBytesWrote)
                                   throws java.io.IOException,
                                          AutomationException

Exports this spatial reference component to a buffer.

Specified by:

exportToESRISpatialReference2 in interface IESRISpatialReferenceGEN2

Parameters:

str - The str (out: use single element array)

cBytesWrote - The cBytesWrote (out: use single element array)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

define

public void define(java.lang.Object name,
                   java.lang.Object alias,
                   java.lang.Object abbreviation,
                   java.lang.Object remarks,
                   java.lang.Object useage,
                   java.lang.Object hvDatum,
                   java.lang.Object projectedUnit,
                   java.lang.Object verticalShift,
                   java.lang.Object positiveDirection)
            throws java.io.IOException,
                   AutomationException

Defines the properties of a vertical coordinate system.

Specified by:

define in interface IVerticalCoordinateSystemEdit

Parameters:

name - A Variant (in, optional, pass null if not required)

alias - A Variant (in, optional, pass null if not required)

abbreviation - A Variant (in, optional, pass null if not required)

remarks - A Variant (in, optional, pass null if not required)

useage - A Variant (in, optional, pass null if not required)

hvDatum - A Variant (in, optional, pass null if not required)

projectedUnit - A Variant (in, optional, pass null if not required)

verticalShift - A Variant (in, optional, pass null if not required)

positiveDirection - A Variant (in, optional, pass null if not required)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

esri_clone

public IClone esri_clone()
                  throws java.io.IOException,
                         AutomationException

Clones the receiver and assigns the result to *clone.

Specified by:

esri_clone in interface IClone

Returns:

A reference to a com.esri.arcgis.system.IClone

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

assign

public void assign(IClone src)
            throws java.io.IOException,
                   AutomationException

Assigns the properties of src to the receiver.

Specified by:

assign in interface IClone

Parameters:

src - A reference to a com.esri.arcgis.system.IClone (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

isEqual

public boolean isEqual(IClone other)
                throws java.io.IOException,
                       AutomationException

Indicates if the receiver and other have the same properties.

Specified by:

isEqual in interface IClone

Parameters:

other - A reference to a com.esri.arcgis.system.IClone (in)

Returns:

The equal

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

isIdentical

public boolean isIdentical(IClone other)
                    throws java.io.IOException,
                           AutomationException

Indicates if the receiver and other are the same object.

Specified by:

isIdentical in interface IClone

Parameters:

other - A reference to a com.esri.arcgis.system.IClone (in)

Returns:

The identical

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getClassID

public void getClassID(GUID[] pClassID)
                throws java.io.IOException,
                       AutomationException

getClassID

Specified by:

getClassID in interface IPersist

Parameters:

pClassID - A Structure: com.esri.arcgis.support.ms.stdole.GUID (out: use single element array)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

isDirty

public void isDirty()
             throws java.io.IOException,
                    AutomationException

isDirty

Specified by:

isDirty in interface IPersistStream

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

load

public void load(IStream pstm)
          throws java.io.IOException,
                 AutomationException

load

Specified by:

load in interface IPersistStream

Parameters:

pstm - A reference to a com.esri.arcgis.system.IStream (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

save

public void save(IStream pstm,
                 int fClearDirty)
          throws java.io.IOException,
                 AutomationException

save

Specified by:

save in interface IPersistStream

Parameters:

pstm - A reference to a com.esri.arcgis.system.IStream (in)

fClearDirty - The fClearDirty (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getSizeMax

public void getSizeMax(_ULARGE_INTEGER[] pcbSize)
                throws java.io.IOException,
                       AutomationException

getSizeMax

Specified by:

getSizeMax in interface IPersistStream

Parameters:

pcbSize - A Structure: com.esri.arcgis.system._ULARGE_INTEGER (out: use single element array)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

interfaceSupportsErrorInfo

public void interfaceSupportsErrorInfo(GUID riid)
                                throws java.io.IOException,
                                       AutomationException

interfaceSupportsErrorInfo

Specified by:

interfaceSupportsErrorInfo in interface ISupportErrorInfo

Parameters:

riid - A Structure: com.esri.arcgis.support.ms.stdole.GUID (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getAuthorityName

public java.lang.String getAuthorityName()
                                  throws java.io.IOException,
                                         AutomationException

The name of the defining authority for this object.

Specified by:

getAuthorityName in interface ISpatialReferenceAuthority

Returns:

The pAuthName

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getVersion

public java.lang.String getVersion()
                            throws java.io.IOException,
                                   AutomationException

The version of this spatial reference object.

Specified by:

getVersion in interface ISpatialReferenceAuthority

Returns:

The pVersion

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getCode

public int getCode()
            throws java.io.IOException,
                   AutomationException

The code identifying this object relative to its authority. For the EPSG authority, this will initially be the WKID (factory code).

Specified by:

getCode in interface ISpatialReferenceAuthority

Returns:

The pAuthCode

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

define

public void define(java.lang.String authorityName,
                   int authorityCode,
                   java.lang.String authorityVersion)
            throws java.io.IOException,
                   AutomationException

Defines the authority-related metadata properties for this spatial reference object.

Specified by:

define in interface ISpatialReferenceAuthority

Parameters:

authorityName - The authorityName (in)

authorityCode - The authorityCode (in)

authorityVersion - The authorityVersion (in)

Throws:

java.io.IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

writeExternal

public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException

Specified by:

writeExternal in interface java.io.Externalizable

Throws:

java.io.IOException

readExternal

public void readExternal(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException

Specified by:

readExternal in interface java.io.Externalizable

Throws:

java.io.IOException

java.lang.ClassNotFoundException