Package org.codehaus.groovy.runtime

Class MethodClosure

java.lang.Object

groovy.lang.GroovyObjectSupport

groovy.lang.Closure

org.codehaus.groovy.runtime.MethodClosure

All Implemented Interfaces:

GroovyCallable, GroovyObject, Serializable, Cloneable, Runnable, Callable

public class MethodClosure
extends Closure

Represents a method on an object using a closure, which can be invoked at any time.

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static boolean	ALLOW_RESOLVE	Enables flexible object serialization behavior for MethodClosure instances.
static final String	ANY_INSTANCE_METHOD_EXISTS	Property name indicating whether an instance method exists for this method closure.
static final String	NEW	Method name constant for constructor invocations.

Fields inherited from class groovy.lang.Closure

DELEGATE_FIRST, DELEGATE_ONLY, DONE, IDENTITY, maximumNumberOfParameters, OWNER_FIRST, OWNER_ONLY, parameterTypes, SKIP, TO_SELF

Constructor Summary

Constructors

Constructor	Description
MethodClosure(Object owner, String method)	Constructs a MethodClosure wrapping a method of the given owner object.

Method Summary

Modifier and Type	Method	Description
protected Object	doCall(Object arguments)
String	getMethod()
Object	getOwner()
Class<?>	getOwnerClass()	Returns the class of the owner object, unwrapping it if it's a Wrapper.
Object	getProperty(String property)	Retrieves a property value.

Methods inherited from class groovy.lang.Closure

andThen, andThenSelf, andThenSelf, asWritable, call, call, call, checkForReferenceCycle, clone, compose, composeSelf, composeSelf, curry, curry, dehydrate, getDelegate, getDirective, getMaximumNumberOfParameters, getParameterTypes, getResolveStrategy, getThisObject, isCase, leftShift, leftShift, memoize, memoizeAtLeast, memoizeAtMost, memoizeBetween, ncurry, ncurry, rcurry, rcurry, rehydrate, rightShift, run, setDelegate, setDirective, setProperty, setResolveStrategy, throwRuntimeException, trampoline, trampoline

Methods inherited from class groovy.lang.GroovyObjectSupport

getMetaClass, setMetaClass

Methods inherited from class java.lang.Object

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

Methods inherited from interface groovy.lang.GroovyObject

invokeMethod

Field Details

ALLOW_RESOLVE

public static boolean ALLOW_RESOLVE

Enables flexible object serialization behavior for MethodClosure instances.

ANY_INSTANCE_METHOD_EXISTS

public static final String ANY_INSTANCE_METHOD_EXISTS

Property name indicating whether an instance method exists for this method closure.

See Also:

• Constant Field Values

NEW

public static final String NEW

Method name constant for constructor invocations.

See Also:

• Constant Field Values

Constructor Details

MethodClosure

public MethodClosure(Object owner,
 String method)

Constructs a MethodClosure wrapping a method of the given owner object.

Parameters:

owner - the object on which the method is invoked, or a Class for static methods

method - the name of the method to wrap, or "new" for constructor invocations

Method Details

getMethod

public String getMethod()

getOwner

public Object getOwner()

Overrides:

getOwner in class Closure

Returns:

the owner Object to which method calls will go which is typically the outer class when the closure is constructed

getOwnerClass

public Class<?> getOwnerClass()

Returns the class of the owner object, unwrapping it if it's a Wrapper. If the owner is a Class, returns that Class; otherwise, returns the class of the owner.

Returns:

the class of the owner object

Since:

5.0.0

getProperty

public Object getProperty(String property)

Description copied from class: Closure

Retrieves a property value.

Specified by:

getProperty in interface GroovyObject

Overrides:

getProperty in class Closure

Parameters:

property - the name of the property of interest

Returns:

the given property

doCall

protected Object doCall(Object arguments)