groovy.lang

Class MetaProperty

java.lang.Object

groovy.lang.MetaProperty

Direct Known Subclasses:

CachedField, MetaArrayLengthProperty, MetaBeanProperty, MetaExpandoProperty, MethodMetaProperty, MultipleSetterProperty

public abstract class MetaProperty
extends java.lang.Object

Represents a property on a bean which may have a getter and/or a setter

Author:

James Strachan

Field Summary

Fields

Modifier and Type	Field and Description
protected java.lang.String	name
static java.lang.String	PROPERTY_SET_PREFIX
protected java.lang.Class	type

Constructor Summary

Constructors

Constructor and Description
MetaProperty(java.lang.String name, java.lang.Class type) Constructor that sets the property name and type (class)

Method Summary

Modifier and Type	Method and Description
static java.lang.String	getGetterName(java.lang.String propertyName, java.lang.Class type) Gets the name for the getter for this property
int	getModifiers() Returns the access modifier.
java.lang.String	getName() Return the name of the property
abstract java.lang.Object	getProperty(java.lang.Object object)
static java.lang.String	getSetterName(java.lang.String propertyName) Gets the setter for the getter for this property.
java.lang.Class	getType()
abstract void	setProperty(java.lang.Object object, java.lang.Object newValue) Sets the property on the given object to the new value

Methods inherited from class java.lang.Object

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

Field Detail

name

protected final java.lang.String name

type

protected java.lang.Class type

PROPERTY_SET_PREFIX

public static final java.lang.String PROPERTY_SET_PREFIX

See Also:

Constant Field Values

Constructor Detail

MetaProperty

public MetaProperty(java.lang.String name,
                    java.lang.Class type)

Constructor that sets the property name and type (class)

Method Detail

getProperty

public abstract java.lang.Object getProperty(java.lang.Object object)

Returns:

the property of the given object

Throws:

java.lang.Exception - if the property could not be evaluated

setProperty

public abstract void setProperty(java.lang.Object object,
                                 java.lang.Object newValue)

Sets the property on the given object to the new value

Parameters:

object - on which to set the property

newValue - the new value of the property

Throws:

java.lang.RuntimeException - if the property could not be set

getName

public java.lang.String getName()

Return the name of the property

Returns:

the name of the property

getType

public java.lang.Class getType()

Returns:

the type of the property

getModifiers

public int getModifiers()

Returns the access modifier.

Returns:

Modifier.PUBLIC

getGetterName

public static java.lang.String getGetterName(java.lang.String propertyName,
                                             java.lang.Class type)

Gets the name for the getter for this property

Returns:

The name of the property. The name is "get"+ the capitalized propertyName or, in the case of boolean values, "is" + the capitalized propertyName

getSetterName

public static java.lang.String getSetterName(java.lang.String propertyName)

Gets the setter for the getter for this property.

Returns:

The name of the property. The name is "set"+ the capitalized propertyName.