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. |
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.
|
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.
|
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.
|
Modifier and Type | Field | Description |
---|---|---|
static Closure |
ExceptionClosure.INSTANCE |
Singleton predicate instance
|
static Closure |
NOPClosure.INSTANCE |
Singleton predicate instance
|
Modifier and Type | Method | Description |
---|---|---|
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.
|
Modifier and Type | Method | Description |
---|---|---|
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.
|
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.
|
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