Package com.inductiveautomation.factorypmi.application.binding.expression

Class BoundVariableExpression

java.lang.Object

com.inductiveautomation.ignition.common.expressions.AbstractExpression

com.inductiveautomation.factorypmi.application.binding.expression.BoundVariableExpression

All Implemented Interfaces:

Expression

public class BoundVariableExpression
extends AbstractExpression

A BoundVariableExpression (abbrv BVE) is the main workhorse of the expression language. This is the expression node that lets you bind to a property on another component on the window.

Field Summary

Fields inherited from class com.inductiveautomation.ignition.common.expressions.AbstractExpression

children, context, updateListener

Constructor Summary

Constructors

Constructor	Description
BoundVariableExpression()

Method Summary

Modifier and Type	Method	Description
@NonNull QualifiedValue	execute()	Compute and return the value of this expression.
String	getOpName()	Return a human-readable name for the operation that this expression performs.
String	getPath()
PropertyListenerDescriptor	getPropertyListener()
Class<?>	getType()	Return the type that this expression will return.
void	setPath(String string)
void	setPropertyListener(PropertyListenerDescriptor descriptor)
void	setType(Class class1)

Methods inherited from class com.inductiveautomation.ignition.common.expressions.AbstractExpression

connect, disconnect, getChildren, setChildren, shutdown, startup

Methods inherited from class java.lang.Object

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

Constructor Details

BoundVariableExpression

public BoundVariableExpression()

Method Details

execute

public @NonNull QualifiedValue execute()
                                throws ExpressionException

Description copied from interface: Expression

Compute and return the value of this expression.

Returns:

the result of the expression evaluation as a QualifiedValue

Throws:

ExpressionException - if an error occurs during execution

getType

public Class<?> getType()

Description copied from interface: Expression

Return the type that this expression will return.

Returns:

the Class of the value returned by Expression.execute()

getOpName

public String getOpName()

Description copied from interface: Expression

Return a human-readable name for the operation that this expression performs.

Returns:

the operation name

getPropertyListener

public PropertyListenerDescriptor getPropertyListener()

setPropertyListener

public void setPropertyListener(PropertyListenerDescriptor descriptor)

setType

public void setType(Class class1)

getPath

public String getPath()

setPath

public void setPath(String string)