Uses of Interface
org.apache.commons.collections.Closure

Packages that use Closure

Package	Description
org.apache.commons.collections	This package contains the interfaces and utilities shared across all the subpackages of this component.
org.apache.commons.collections.functors	This package contains implementations of the Closure, Predicate, Transformer and Factory interfaces.

Uses of Closure in org.apache.commons.collections

Methods in org.apache.commons.collections that return Closure

Modifier and Type	Method	Description
static Closure	ClosureUtils.asClosure(Transformer transformer)	Creates a Closure that calls a Transformer each time it is called.
static Closure	ClosureUtils.chainedClosure(java.util.Collection closures)	Create a new Closure that calls each closure in turn, passing the result into the next closure.
static Closure	ClosureUtils.chainedClosure(Closure[] closures)	Create a new Closure that calls each closure in turn, passing the result into the next closure.
static Closure	ClosureUtils.chainedClosure(Closure closure1, Closure closure2)	Create a new Closure that calls two Closures, passing the result of the first into the second.
static Closure	ClosureUtils.doWhileClosure(Closure closure, Predicate predicate)	Creates a Closure that will call the closure once and then repeatedly until the predicate returns false.
static Closure	ClosureUtils.exceptionClosure()	Gets a Closure that always throws an exception.
static Closure	ClosureUtils.forClosure(int count, Closure closure)	Creates a Closure that will call the closure count times.
static Closure	ClosureUtils.ifClosure(Predicate predicate, Closure trueClosure)	Create a new Closure that calls another closure based on the result of the specified predicate.
static Closure	ClosureUtils.ifClosure(Predicate predicate, Closure trueClosure, Closure falseClosure)	Create a new Closure that calls one of two closures depending on the specified predicate.
static Closure	ClosureUtils.invokerClosure(java.lang.String methodName)	Creates a Closure that will invoke a specific method on the closure's input object by reflection.
static Closure	ClosureUtils.invokerClosure(java.lang.String methodName, java.lang.Class[] paramTypes, java.lang.Object[] args)	Creates a Closure that will invoke a specific method on the closure's input object by reflection.
static Closure	ClosureUtils.nopClosure()	Gets a Closure that will do nothing.
static Closure	ClosureUtils.switchClosure(java.util.Map predicatesAndClosures)	Create a new Closure that calls one of the closures depending on the predicates.
static Closure	ClosureUtils.switchClosure(Predicate[] predicates, Closure[] closures)	Create a new Closure that calls one of the closures depending on the predicates.
static Closure	ClosureUtils.switchClosure(Predicate[] predicates, Closure[] closures, Closure defaultClosure)	Create a new Closure that calls one of the closures depending on the predicates.
static Closure	ClosureUtils.switchMapClosure(java.util.Map objectsAndClosures)	Create a new Closure that uses the input object as a key to find the closure to call.
static Closure	ClosureUtils.whileClosure(Predicate predicate, Closure closure)	Creates a Closure that will call the closure repeatedly until the predicate returns false.

Methods in org.apache.commons.collections with parameters of type Closure

Modifier and Type	Method	Description
static Transformer	TransformerUtils.asTransformer(Closure closure)	Creates a Transformer that calls a Closure each time the transformer is used.
static Closure	ClosureUtils.chainedClosure(Closure[] closures)	Create a new Closure that calls each closure in turn, passing the result into the next closure.
static Closure	ClosureUtils.chainedClosure(Closure closure1, Closure closure2)	Create a new Closure that calls two Closures, passing the result of the first into the second.
static Closure	ClosureUtils.doWhileClosure(Closure closure, Predicate predicate)	Creates a Closure that will call the closure once and then repeatedly until the predicate returns false.
static void	CollectionUtils.forAllDo(java.util.Collection collection, Closure closure)	Executes the given closure on each element in the collection.
static Closure	ClosureUtils.forClosure(int count, Closure closure)	Creates a Closure that will call the closure count times.
static Closure	ClosureUtils.ifClosure(Predicate predicate, Closure trueClosure)	Create a new Closure that calls another closure based on the result of the specified predicate.
static Closure	ClosureUtils.ifClosure(Predicate predicate, Closure trueClosure, Closure falseClosure)	Create a new Closure that calls one of two closures depending on the specified predicate.
static Closure	ClosureUtils.switchClosure(Predicate[] predicates, Closure[] closures)	Create a new Closure that calls one of the closures depending on the predicates.
static Closure	ClosureUtils.switchClosure(Predicate[] predicates, Closure[] closures, Closure defaultClosure)	Create a new Closure that calls one of the closures depending on the predicates.
static Closure	ClosureUtils.whileClosure(Predicate predicate, Closure closure)	Creates a Closure that will call the closure repeatedly until the predicate returns false.

Uses of Closure in org.apache.commons.collections.functors

Classes in org.apache.commons.collections.functors that implement Closure

Modifier and Type	Class	Description
class	ChainedClosure	Closure implementation that chains the specified closures together.
class	ExceptionClosure	Closure implementation that always throws an exception.
class	ForClosure	Closure implementation that calls another closure n times, like a for loop.
class	IfClosure	Closure implementation acts as an if statement calling one or other closure based on a predicate.
class	NOPClosure	Closure implementation that does nothing.
class	SwitchClosure	Closure implementation calls the closure whose predicate returns true, like a switch statement.
class	TransformerClosure	Closure implementation that calls a Transformer using the input object and ignore the result.
class	WhileClosure	Closure implementation that executes a closure repeatedly until a condition is met, like a do-while or while loop.

Fields in org.apache.commons.collections.functors declared as Closure

Modifier and Type	Field	Description
private Closure	ClosureTransformer.iClosure	The closure to wrap
private Closure	ForClosure.iClosure	The closure to call
private Closure	WhileClosure.iClosure	The closure to call
private Closure[]	ChainedClosure.iClosures	The closures to call in turn
private Closure[]	SwitchClosure.iClosures	The matching closures to call
private Closure	SwitchClosure.iDefault	The default closure to call if no tests match
private Closure	IfClosure.iFalseClosure	The closure to use if false
static Closure	ExceptionClosure.INSTANCE	Singleton predicate instance
static Closure	NOPClosure.INSTANCE	Singleton predicate instance
private Closure	IfClosure.iTrueClosure	The closure to use if true

Methods in org.apache.commons.collections.functors that return Closure

Modifier and Type	Method	Description
(package private) static Closure[]	FunctorUtils.copy(Closure[] closures)	Clone the closures to ensure that the internal reference can't be messed with.
Closure	ClosureTransformer.getClosure()	Gets the closure.
Closure	ForClosure.getClosure()	Gets the closure.
Closure	WhileClosure.getClosure()	Gets the closure.
Closure[]	ChainedClosure.getClosures()	Gets the closures, do not modify the array.
Closure[]	SwitchClosure.getClosures()	Gets the closures, do not modify the array.
Closure	SwitchClosure.getDefaultClosure()	Gets the default closure.
Closure	IfClosure.getFalseClosure()	Gets the closure called when false.
static Closure	ChainedClosure.getInstance(java.util.Collection closures)	Create a new Closure that calls each closure in turn, passing the result into the next closure.
static Closure	ChainedClosure.getInstance(Closure[] closures)	Factory method that performs validation and copies the parameter array.
static Closure	ChainedClosure.getInstance(Closure closure1, Closure closure2)	Factory method that performs validation.
static Closure	ExceptionClosure.getInstance()	Factory returning the singleton instance.
static Closure	ForClosure.getInstance(int count, Closure closure)	Factory method that performs validation.
static Closure	IfClosure.getInstance(Predicate predicate, Closure trueClosure)	Factory method that performs validation.
static Closure	IfClosure.getInstance(Predicate predicate, Closure trueClosure, Closure falseClosure)	Factory method that performs validation.
static Closure	NOPClosure.getInstance()	Factory returning the singleton instance.
static Closure	SwitchClosure.getInstance(java.util.Map predicatesAndClosures)	Create a new Closure that calls one of the closures depending on the predicates.
static Closure	SwitchClosure.getInstance(Predicate[] predicates, Closure[] closures, Closure defaultClosure)	Factory method that performs validation and copies the parameter arrays.
static Closure	TransformerClosure.getInstance(Transformer transformer)	Factory method that performs validation.
static Closure	WhileClosure.getInstance(Predicate predicate, Closure closure, boolean doLoop)	Factory method that performs validation.
Closure	IfClosure.getTrueClosure()	Gets the closure called when true.

Methods in org.apache.commons.collections.functors with parameters of type Closure

Modifier and Type	Method	Description
(package private) static Closure[]	FunctorUtils.copy(Closure[] closures)	Clone the closures to ensure that the internal reference can't be messed with.
static Closure	ChainedClosure.getInstance(Closure[] closures)	Factory method that performs validation and copies the parameter array.
static Closure	ChainedClosure.getInstance(Closure closure1, Closure closure2)	Factory method that performs validation.
static Transformer	ClosureTransformer.getInstance(Closure closure)	Factory method that performs validation.
static Closure	ForClosure.getInstance(int count, Closure closure)	Factory method that performs validation.
static Closure	IfClosure.getInstance(Predicate predicate, Closure trueClosure)	Factory method that performs validation.
static Closure	IfClosure.getInstance(Predicate predicate, Closure trueClosure, Closure falseClosure)	Factory method that performs validation.
static Closure	SwitchClosure.getInstance(Predicate[] predicates, Closure[] closures, Closure defaultClosure)	Factory method that performs validation and copies the parameter arrays.
static Closure	WhileClosure.getInstance(Predicate predicate, Closure closure, boolean doLoop)	Factory method that performs validation.
(package private) static void	FunctorUtils.validate(Closure[] closures)	Validate the closures to ensure that all is well.

Constructors in org.apache.commons.collections.functors with parameters of type Closure

Constructor	Description
ChainedClosure(Closure[] closures)	Constructor that performs no validation.
ClosureTransformer(Closure closure)	Constructor that performs no validation.
ForClosure(int count, Closure closure)	Constructor that performs no validation.
IfClosure(Predicate predicate, Closure trueClosure)	Constructor that performs no validation.
IfClosure(Predicate predicate, Closure trueClosure, Closure falseClosure)	Constructor that performs no validation.
SwitchClosure(Predicate[] predicates, Closure[] closures, Closure defaultClosure)	Constructor that performs no validation.
WhileClosure(Predicate predicate, Closure closure, boolean doLoop)	Constructor that performs no validation.