com.esri.arcgis.geoprocessing
Class GPLayer

java.lang.Object
  extended by 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