groovy.lang

Class Binding

java.lang.Object

groovy.lang.GroovyObjectSupport

groovy.lang.Binding

All Implemented Interfaces:

GroovyObject

Direct Known Subclasses:

FactoryBuilderSupport, ServletBinding

public class Binding
extends GroovyObjectSupport

Represents the variable bindings of a script which can be altered from outside the script object or created outside of a script and passed into it.

Binding instances are not supposed to be used in a multi-threaded context.

Author:

James Strachan

Constructor Summary

Constructors

Constructor and Description
Binding()
Binding(Map variables)
Binding(String[] args) A helper constructor used in main(String[]) method calls

Method Summary

Methods

Modifier and Type	Method and Description
Object	getProperty(String property) Overloaded to make variables appear as bean properties or via the subscript operator
Object	getVariable(String name)
Map	getVariables()
boolean	hasVariable(String name) Simple check for whether the binding contains a particular variable or not.
void	setProperty(String property, Object newValue) Overloaded to make variables appear as bean properties or via the subscript operator
void	setVariable(String name, Object value) Sets the value of the given variable

Methods inherited from class groovy.lang.GroovyObjectSupport

getMetaClass, invokeMethod, setMetaClass

Methods inherited from class java.lang.Object

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

Constructor Detail

Binding

public Binding()

Binding

public Binding(Map variables)

Binding

public Binding(String[] args)

A helper constructor used in main(String[]) method calls

Parameters:

args - are the command line arguments from a main()

Method Detail

getVariable

public Object getVariable(String name)

Parameters:

name - the name of the variable to lookup

Returns:

the variable value

setVariable

public void setVariable(String name,
               Object value)

Sets the value of the given variable

Parameters:

name - the name of the variable to set

value - the new value for the given variable

hasVariable

public boolean hasVariable(String name)

Simple check for whether the binding contains a particular variable or not.

Parameters:

name - the name of the variable to check for

getVariables

public Map getVariables()

getProperty

public Object getProperty(String property)

Overloaded to make variables appear as bean properties or via the subscript operator

Specified by:

getProperty in interface GroovyObject

Overrides:

getProperty in class GroovyObjectSupport

Parameters:

property - the name of the property of interest

Returns:

the given property

setProperty

public void setProperty(String property,
               Object newValue)

Overloaded to make variables appear as bean properties or via the subscript operator

Specified by:

setProperty in interface GroovyObject

Overrides:

setProperty in class GroovyObjectSupport

Parameters:

property - the name of the property of interest

newValue - the new value for the property