com.esri.arcgis.geoprocessing
Class GPLayer

java.lang.Object
  com.esri.arcgis.geoprocessing.GPLayer

All Implemented Interfaces:

IGPLayer, IDEGeoDataset, IGPDescribe, IGPValue, com.esri.arcgis.interop.RemoteObjRef, IClone, IPersist, IPersistStream, IXMLSerialize, Externalizable, Serializable

public class GPLayer
extends Object
implements com.esri.arcgis.interop.RemoteObjRef, IGPLayer, IDEGeoDataset, IGPValue, IGPDescribe, IXMLSerialize, IClone, IPersistStream, Externalizable

Geoprocessing value object containing a layer value.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

See Also:

Serialized Form

Constructor Summary

GPLayer()
Constructs a GPLayer using ArcGIS Engine.

GPLayer(Object obj)
Deprecated. As of ArcGIS 9.2, replaced by normal Java casts.
GPLayer theGPLayer = (GPLayer) obj;

Method Summary

void	assign(IClone src) Assigns the properties of src to the receiver.
Object	describe(String name) The description of the named object.
void	deserialize(IXMLSerializeData data) Deserializes an object from XML.
void	empty() Clears the value object.
boolean	equals(Object o) Compare this object with another
IClone	esri_clone() Clones the receiver and assigns the result to *clone.
IEnvelope	getAreaOfInterest() The default area of interest for the layer.
String	getAsText() Provides the value of the value object.
void	getClassID(GUID[] pClassID) getClassID
static String	getClsid() getClsid.
IDataElement	getDataElement() The data element of the layer.
IEnvelope	getExtent() The extent of the coverage.
String	getNameString() The name string.
void	getSizeMax(_ULARGE_INTEGER[] pcbSize) getSizeMax
ISpatialReference	getSpatialReference() The spatial reference of the geodataset.
int	hashCode() the hashcode for this object
IGPDataType	IGPValue_getDataType() The data type of the value object.
void	isDirty() isDirty
boolean	isEmpty() Indicates if the value object is empty.
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(ObjectInput in)
void	save(IStream pstm, int fClearDirty) save
void	serialize(IXMLSerializeData data) Serializes an object to XML.
void	setAOICoords(double xMin, double yMin, double xMax, double yMax) The set Extent of the feature layer.
void	setAreaOfInterestByRef(IEnvelope ppExtent) The default area of interest for the layer.
IGPMessage	setAsText(String text) Provides the value of the value object with the given string value.
void	setDataElementByRef(IDataElement ppDataElement) The data element of the layer.
void	setExtentByRef(IEnvelope extent) The extent of the coverage.
void	setNameString(String pNamestring) The name string.
void	setSpatialReferenceByRef(ISpatialReference spatialReference) The spatial reference of the geodataset.
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.esri.arcgis.interop.RemoteObjRef

getJintegraDispatch, release

Constructor Detail

GPLayer

public GPLayer()
        throws IOException,
               UnknownHostException

Constructs a GPLayer using ArcGIS Engine.

Throws:

IOException - if there are interop problems

UnknownHostException - if there are interop problems

GPLayer

public GPLayer(Object obj)
        throws IOException

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

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

Parameters:

obj - an object returned from ArcGIS Engine or Server

Throws:

IOException - if there are interop problems

Method Detail

getClsid

public static String getClsid()

getClsid.

equals

public boolean equals(Object o)

Compare this object with another

Overrides:

equals in class Object

hashCode

public int hashCode()

the hashcode for this object

Overrides:

hashCode in class Object

getNameString

public String getNameString()
                     throws IOException,
                            AutomationException

The name string.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

getNameString in interface IGPLayer

Returns:

The pNamestring

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setNameString

public void setNameString(String pNamestring)
                   throws IOException,
                          AutomationException

The name string.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

setNameString in interface IGPLayer

Parameters:

pNamestring - The pNamestring (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getAreaOfInterest

public IEnvelope getAreaOfInterest()
                            throws IOException,
                                   AutomationException

The default area of interest for the layer.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

getAreaOfInterest in interface IGPLayer

Returns:

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

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setAreaOfInterestByRef

public void setAreaOfInterestByRef(IEnvelope ppExtent)
                            throws IOException,
                                   AutomationException

The default area of interest for the layer.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

setAreaOfInterestByRef in interface IGPLayer

Parameters:

ppExtent - A reference to a com.esri.arcgis.geometry.IEnvelope (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setAOICoords

public void setAOICoords(double xMin,
                         double yMin,
                         double xMax,
                         double yMax)
                  throws IOException,
                         AutomationException

The set Extent of the feature layer.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

setAOICoords in interface IGPLayer

Parameters:

xMin - The xMin (in)

yMin - The yMin (in)

xMax - The xMax (in)

yMax - The yMax (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getDataElement

public IDataElement getDataElement()
                            throws IOException,
                                   AutomationException

The data element of the layer.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

getDataElement in interface IGPLayer

Returns:

A reference to a com.esri.arcgis.geodatabase.IDataElement

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setDataElementByRef

public void setDataElementByRef(IDataElement ppDataElement)
                         throws IOException,
                                AutomationException

The data element of the layer.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

setDataElementByRef in interface IGPLayer

Parameters:

ppDataElement - A reference to a com.esri.arcgis.geodatabase.IDataElement (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getExtent

public IEnvelope getExtent()
                    throws IOException,
                           AutomationException

The extent of the coverage.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Specified by:

getExtent in interface IDEGeoDataset

Returns:

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

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setExtentByRef

public void setExtentByRef(IEnvelope extent)
                    throws IOException,
                           AutomationException

The extent of the coverage.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

setExtentByRef in interface IDEGeoDataset

Parameters:

extent - A reference to a com.esri.arcgis.geometry.IEnvelope (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getSpatialReference

public ISpatialReference getSpatialReference()
                                      throws IOException,
                                             AutomationException

The spatial reference of the geodataset.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Specified by:

getSpatialReference in interface IDEGeoDataset

Returns:

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

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setSpatialReferenceByRef

public void setSpatialReferenceByRef(ISpatialReference spatialReference)
                              throws IOException,
                                     AutomationException

The spatial reference of the geodataset.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

setSpatialReferenceByRef in interface IDEGeoDataset

Parameters:

spatialReference - A reference to a com.esri.arcgis.geometry.ISpatialReference (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

IGPValue_getDataType

public IGPDataType IGPValue_getDataType()
                                 throws IOException,
                                        AutomationException

The data type of the value object.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

IGPValue_getDataType in interface IGPValue

Returns:

A reference to a com.esri.arcgis.geodatabase.IGPDataType

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

isEmpty

public boolean isEmpty()
                throws IOException,
                       AutomationException

Indicates if the value object is empty.

Remarks

The IsEmpty method returns if this Value object has been set or not.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

isEmpty in interface IGPValue

Returns:

The isEmpty

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

empty

public void empty()
           throws IOException,
                  AutomationException

Clears the value object.

Remarks

The Empty method clears this Value object and releases any associated objects.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

empty in interface IGPValue

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getAsText

public String getAsText()
                 throws IOException,
                        AutomationException

Provides the value of the value object.

Remarks

The GetAsText method returns this Value object as a text string. For DataElement value objects it is the NameString. For simple value objects it is the text string for the scalar value.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

getAsText in interface IGPValue

Returns:

The text

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setAsText

public IGPMessage setAsText(String text)
                     throws IOException,
                            AutomationException

Provides the value of the value object with the given string value.

Remarks

The SetAsText method sets the value of this Value object as a text string. For DataElement value objects it is the NameString. For simple value objects it is the text string representing the scalar value.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

setAsText in interface IGPValue

Parameters:

text - The text (in)

Returns:

A reference to a com.esri.arcgis.geodatabase.IGPMessage

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

describe

public Object describe(String name)
                throws IOException,
                       AutomationException

The description of the named object.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

describe in interface IGPDescribe

Parameters:

name - The name (in)

Returns:

A Variant

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

serialize

public void serialize(IXMLSerializeData data)
               throws IOException,
                      AutomationException

Serializes an object to XML.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Specified by:

serialize in interface IXMLSerialize

Parameters:

data - A reference to a com.esri.arcgis.system.IXMLSerializeData (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

deserialize

public void deserialize(IXMLSerializeData data)
                 throws IOException,
                        AutomationException

Deserializes an object from XML.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Specified by:

deserialize in interface IXMLSerialize

Parameters:

data - A reference to a com.esri.arcgis.system.IXMLSerializeData (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

esri_clone

public IClone esri_clone()
                  throws IOException,
                         AutomationException

Clones the receiver and assigns the result to *clone.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Specified by:

esri_clone in interface IClone

Returns:

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

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

assign

public void assign(IClone src)
            throws IOException,
                   AutomationException

Assigns the properties of src to the receiver.

Description

Use Assign method to assign the properties of source object to receiver object. Both objects need to have the same CLSIDs. Both source and receiver objects need to be instantiated.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Specified by:

assign in interface IClone

Parameters:

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

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

isEqual

public boolean isEqual(IClone other)
                throws IOException,
                       AutomationException

Indicates if the receiver and other have the same properties.

Description

IsEqual returns True if the receiver and the source have the same properties. Note, this does not imply that the receiver and the source reference the same object.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Specified by:

isEqual in interface IClone

Parameters:

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

Returns:

The equal

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

isIdentical

public boolean isIdentical(IClone other)
                    throws IOException,
                           AutomationException

Indicates if the receiver and other are the same object.

Description

IsIdentical returns true if the receiver and the source reference the same object.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Specified by:

isIdentical in interface IClone

Parameters:

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

Returns:

The identical

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

isDirty

public void isDirty()
             throws IOException,
                    AutomationException

isDirty

Description

IPersistStream is a Microsoft interface. Please refer to MSDN for information about this interface.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Specified by:

isDirty in interface IPersistStream

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

load

public void load(IStream pstm)
          throws IOException,
                 AutomationException

load

Description

IPersistStream is a Microsoft interface. Please refer to MSDN for information about this interface.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Specified by:

load in interface IPersistStream

Parameters:

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

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

save

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

save

Description

IPersistStream is a Microsoft interface. Please refer to MSDN for information about this interface.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Specified by:

save in interface IPersistStream

Parameters:

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

fClearDirty - The fClearDirty (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getSizeMax

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

getSizeMax

Description

IPersistStream is a Microsoft interface. Please refer to MSDN for information about this interface.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Specified by:

getSizeMax in interface IPersistStream

Parameters:

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

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

getClassID

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

getClassID

Description

IPersist is a Microsoft interface. Please refer to MSDN for information about this interface.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Supported Platforms

Windows, Solaris, Linux

Specified by:

getClassID in interface IPersist

Parameters:

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

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException