Package org.codehaus.groovy.runtime.metaclass

Class ClosureStaticMetaMethod

java.lang.Object

org.codehaus.groovy.reflection.ParameterTypes

groovy.lang.MetaMethod

org.codehaus.groovy.runtime.metaclass.ClosureStaticMetaMethod

All Implemented Interfaces:

ClosureInvokingMethod, MetaMember, Cloneable

public class ClosureStaticMetaMethod
extends MetaMethod
implements ClosureInvokingMethod

This class represents a MetaMethod that is a closure that pretends to be a static method. It is used by ExpandoMetaClass to allow addition of static methods defined as closures

Since:

01.1

Field Summary

Fields inherited from class groovy.lang.MetaMethod

EMPTY_ARRAY

Constructor Summary

Constructors

Constructor	Description
ClosureStaticMetaMethod(String name, Class declaringClass, Closure c)
ClosureStaticMetaMethod(String name, Class declaringClass, Closure c, Class[] paramTypes)	Constructs a new ClosureStaticMetaMethod with the specified parameter types.

Method Summary

Modifier and Type	Method	Description
Closure	getClosure()	Retrieves the closure that is invoked by this MetaMethod
CachedClass	getDeclaringClass()	Returns the cached class that declares this meta method.
int	getModifiers()	Returns the modifiers for this meta method (PUBLIC | STATIC).
String	getName()	Returns the name of this static meta method.
Class	getReturnType()	Returns the return type of this method.
Object	invoke(Object object, Object[] arguments)	Invokes the static closure method with the given arguments.

Methods inherited from class groovy.lang.MetaMethod

checkParameters, clone, doMethodInvoke, equal, equal, getDescriptor, getMopName, getSignature, isAbstract, isCacheable, isDefault, isMethod, isSame, processDoMethodInvokeException, toString

Methods inherited from class org.codehaus.groovy.reflection.ParameterTypes

coerceArgumentsToClasses, correctArguments, getNativeParameterTypes, getParameterTypes, getPT, isValidExactMethod, isValidExactMethod, isValidMethod, isValidMethod, isVargsMethod, isVargsMethod, setParametersTypes

Methods inherited from class java.lang.Object

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

Methods inherited from interface groovy.lang.MetaMember

isFinal, isPackagePrivate, isPrivate, isProtected, isPublic, isStatic, isSynthetic

Constructor Details

ClosureStaticMetaMethod

public ClosureStaticMetaMethod(String name,
 Class declaringClass,
 Closure c)

Parameters:

name - The name of the MetaMethod

declaringClass - The class which declared the MetaMethod

c - The closure that this ClosureMetaMethod will invoke when called

ClosureStaticMetaMethod

public ClosureStaticMetaMethod(String name,
 Class declaringClass,
 Closure c,
 Class[] paramTypes)

Constructs a new ClosureStaticMetaMethod with the specified parameter types.

Parameters:

name - The name of the MetaMethod

declaringClass - The class which declared the MetaMethod

c - The closure that this ClosureStaticMetaMethod will invoke when called

paramTypes - The parameter types for the closure method

Method Details

invoke

public Object invoke(Object object,
 Object[] arguments)

Invokes the static closure method with the given arguments. The closure's delegate is set to the object parameter.

Specified by:

invoke in class MetaMethod

Parameters:

object - the object to set as the closure's delegate

arguments - the arguments to pass to the closure

Returns:

the result of the closure invocation

getModifiers

public int getModifiers()

Returns the modifiers for this meta method (PUBLIC | STATIC).

Specified by:

getModifiers in interface MetaMember

Specified by:

getModifiers in class MetaMethod

Returns:

the modifiers indicating this is a public static method

getName

public String getName()

Returns the name of this static meta method.

Specified by:

getName in interface MetaMember

Specified by:

getName in class MetaMethod

Returns:

the name of the method

getReturnType

public Class getReturnType()

Returns the return type of this method.

Specified by:

getReturnType in class MetaMethod

Returns:

Object.class, as closures return Object

getDeclaringClass

public CachedClass getDeclaringClass()

Returns the cached class that declares this meta method.

Specified by:

getDeclaringClass in class MetaMethod

Returns:

the declaring class

getClosure

public Closure getClosure()

Retrieves the closure that is invoked by this MetaMethod

Specified by:

getClosure in interface ClosureInvokingMethod

Returns:

The closure