com.esri.arcgis.analyst3d
Class IExpressionProxy

java.lang.Object
  com.esri.arcgis.interop.Dispatch
      com.esri.arcgis.analyst3d.IExpressionProxy

All Implemented Interfaces:

IExpression, Externalizable, Serializable

public class IExpressionProxy
extends com.esri.arcgis.interop.Dispatch
implements IExpression, Serializable

Provides access to members that control expression calculation.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server. Requires 3D Analyst Extension.

See Also:

Serialized Form

Field Summary

boolean

noncastable

Fields inherited from class com.esri.arcgis.interop.Dispatch

DISPATCH_METHOD, DISPATCH_PROPERTYGET, DISPATCH_PROPERTYPUT, DISPATCH_PROPERTYPUTREF, objRef

Constructor Summary

	IExpressionProxy()
	IExpressionProxy(Object obj)
protected	IExpressionProxy(Object obj, String iid)

Method Summary

void	addListener(String iidStr, Object theListener, Object theSource)
double	calculate(IFeature pFeature) Perform the calculation.
String	getExpression() Expression string applied to the field of each row in the cursor.
boolean	isValid(ITable pTable) Check the validity of the expression.
void	removeListener(String iidStr, Object theListener)
void	setExpression(String pExpression) Expression string applied to the field of each row in the cursor.

Methods inherited from class com.esri.arcgis.interop.Dispatch

bindUsingMoniker, constructVtblPosTable, convertToNative, cookieForListener, createDispatch, createObjrefMonikerDisplayName, equals, getActiveObject, getActiveObject, getDefaultProperty, getDispatchIdOfName, getLastErrorCode, getMtsObjectContext, getObjRef, getPropertyByName, getPropertyByName, getVtblPos, hashCode, initDispatch, invoke, invokeMethodByName, invokeMethodByName, invokeMethodByName, invokePropertyGetByName, invokePropertyPutByName, invokePropertyPutByRefByName, isNativeMode, isObjRef, optimizedVtblInvoke, queryInterface, readExternal, release, setNativeMode, setPropertyByName, toString, vtblInvoke, writeExternal

Methods inherited from class java.lang.Object

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

Field Detail

noncastable

public boolean noncastable

Constructor Detail

IExpressionProxy

public IExpressionProxy()

IExpressionProxy

public IExpressionProxy(Object obj)
                 throws IOException

Throws:

IOException

IExpressionProxy

protected IExpressionProxy(Object obj,
                           String iid)
                    throws IOException

Throws:

IOException

Method Detail

addListener

public void addListener(String iidStr,
                        Object theListener,
                        Object theSource)
                 throws IOException

Overrides:

addListener in class com.esri.arcgis.interop.Dispatch

Throws:

IOException

removeListener

public void removeListener(String iidStr,
                           Object theListener)
                    throws IOException

Overrides:

removeListener in class com.esri.arcgis.interop.Dispatch

Throws:

IOException

getExpression

public String getExpression()
                     throws IOException,
                            AutomationException

Expression string applied to the field of each row in the cursor.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server. Requires 3D Analyst Extension.

Supported Platforms

Windows, Solaris, Linux

Specified by:

getExpression in interface IExpression

Returns:

The pExpression

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

setExpression

public void setExpression(String pExpression)
                   throws IOException,
                          AutomationException

Expression string applied to the field of each row in the cursor.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server. Requires 3D Analyst Extension.

Supported Platforms

Windows, Solaris, Linux

Specified by:

setExpression in interface IExpression

Parameters:

pExpression - The pExpression (in)

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

calculate

public double calculate(IFeature pFeature)
                 throws IOException,
                        AutomationException

Perform the calculation.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server. Requires 3D Analyst Extension.

Supported Platforms

Windows, Solaris, Linux

Specified by:

calculate in interface IExpression

Parameters:

pFeature - A reference to a com.esri.arcgis.geodatabase.IFeature (in)

Returns:

The result

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.

isValid

public boolean isValid(ITable pTable)
                throws IOException,
                       AutomationException

Check the validity of the expression.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server. Requires 3D Analyst Extension.

Supported Platforms

Windows, Solaris, Linux

Specified by:

isValid in interface IExpression

Parameters:

pTable - A reference to a com.esri.arcgis.geodatabase.ITable (in)

Returns:

The valid

Throws:

IOException - If there are interop problems.

AutomationException - If the ArcObject component throws an exception.