groovy.lang

Class MetaMethod

java.lang.Object

org.codehaus.groovy.reflection.ParameterTypes

groovy.lang.MetaMethod

All Implemented Interfaces:

Cloneable

Direct Known Subclasses:

CachedMethod, CallSiteAwareMetaMethod, ClosureMetaMethod, ClosureStaticMetaMethod, GeneratedMetaMethod, MetaClassImpl.MetaConstructor, MixinInstanceMetaMethod, ReflectionMetaMethod, TransformMetaMethod

public abstract class MetaMethod
extends ParameterTypes
implements Cloneable

Represents a Method on a Java object a little like Method except without using reflection to invoke the method

Version:

$Revision$

Author:

James Strachan, Alex Tkachman

Field Summary

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

isVargsMethod, nativeParamTypes, parameterTypes

Constructor Summary

Constructors

Constructor and Description
MetaMethod()
MetaMethod(Class[] pt)

Method Summary

Methods

Modifier and Type	Method and Description
void	checkParameters(Class[] arguments) Checks that the given parameters are valid to call this method
Object	clone()
Object	doMethodInvoke(Object object, Object[] argumentArray)
protected static boolean	equal(CachedClass[] a, CachedClass[] b)
protected static boolean	equal(CachedClass[] a, Class[] b)
abstract CachedClass	getDeclaringClass()
String	getDescriptor()
abstract int	getModifiers()
String	getMopName()
abstract String	getName()
abstract Class	getReturnType()
String	getSignature()
abstract Object	invoke(Object object, Object[] arguments)
boolean	isAbstract()
boolean	isCacheable()
boolean	isMethod(MetaMethod method)
boolean	isPrivate()
boolean	isProtected()
boolean	isPublic()
boolean	isSame(MetaMethod method)
boolean	isStatic()
RuntimeException	processDoMethodInvokeException(Exception e, Object object, Object[] argumentArray)
String	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

Constructor Detail

MetaMethod

public MetaMethod()

MetaMethod

public MetaMethod(Class[] pt)

Method Detail

getModifiers

public abstract int getModifiers()

getName

public abstract String getName()

getReturnType

public abstract Class getReturnType()

getDeclaringClass

public abstract CachedClass getDeclaringClass()

invoke

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

checkParameters

public void checkParameters(Class[] arguments)

Checks that the given parameters are valid to call this method

Parameters:

arguments - the arguments to check

Throws:

IllegalArgumentException - if the parameters are not valid

isMethod

public boolean isMethod(MetaMethod method)

equal

protected static boolean equal(CachedClass[] a,
            Class[] b)

equal

protected static boolean equal(CachedClass[] a,
            CachedClass[] b)

toString

public String toString()

Overrides:

toString in class Object

clone

public Object clone()

Overrides:

clone in class Object

isStatic

public boolean isStatic()

isAbstract

public boolean isAbstract()

isPrivate

public final boolean isPrivate()

isProtected

public final boolean isProtected()

isPublic

public final boolean isPublic()

isSame

public final boolean isSame(MetaMethod method)

Parameters:

method - the method to compare against

Returns:

true if the given method has the same name, parameters, return type and modifiers but may be defined on another type

isCacheable

public boolean isCacheable()

getDescriptor

public String getDescriptor()

getSignature

public String getSignature()

getMopName

public String getMopName()

processDoMethodInvokeException

public final RuntimeException processDoMethodInvokeException(Exception e,
                                              Object object,
                                              Object[] argumentArray)

doMethodInvoke

public Object doMethodInvoke(Object object,
                    Object[] argumentArray)