Package org.picocontainer.visitors
Class MethodCallingVisitor
java.lang.Object
org.picocontainer.visitors.AbstractPicoVisitor
org.picocontainer.visitors.TraversalCheckingVisitor
org.picocontainer.visitors.MethodCallingVisitor
- All Implemented Interfaces:
Serializable
,PicoVisitor
A PicoVisitor implementation, that calls methods on the components of a specific type.
- Author:
- Aslak Hellesøy, Jörg Schaible
- See Also:
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Nested Class Summary
Nested classes/interfaces inherited from class org.picocontainer.visitors.AbstractPicoVisitor
AbstractPicoVisitor.PicoVisitorTraversalException
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Field Summary
Fields inherited from interface org.picocontainer.PicoVisitor
ABORT_TRAVERSAL, CONTINUE_TRAVERSAL
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Constructor Summary
ConstructorsConstructorDescriptionMethodCallingVisitor
(Method method, Class<?> ofType, Object[] arguments, boolean visitInInstantiationOrder) Construct a MethodCallingVisitor for a method with arguments.MethodCallingVisitor
(Method method, Class ofType, Object[] arguments) Construct a MethodCallingVisitor for standard methods visiting the component in instantiation order. -
Method Summary
Modifier and TypeMethodDescriptionprotected Object[]
protected Method
protected void
Entry point for the PicoVisitor traversal.boolean
visitContainer
(PicoContainer pico) Visit aPicoContainer
that has to accept the visitor.Methods inherited from class org.picocontainer.visitors.TraversalCheckingVisitor
visitComponentAdapter, visitComponentFactory, visitParameter
Methods inherited from class org.picocontainer.visitors.AbstractPicoVisitor
checkTraversal
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Constructor Details
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MethodCallingVisitor
public MethodCallingVisitor(Method method, Class<?> ofType, Object[] arguments, boolean visitInInstantiationOrder) Construct a MethodCallingVisitor for a method with arguments.- Parameters:
method
- theMethod
to invokeofType
- the type of the components, that will be invokedarguments
- the arguments for the method invocation (may benull
)visitInInstantiationOrder
-true
if components are visited in instantiation order- Throws:
NullPointerException
- if method, or ofType isnull
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MethodCallingVisitor
Construct a MethodCallingVisitor for standard methods visiting the component in instantiation order.- Parameters:
method
- the method to invokeofType
- the type of the components, that will be invokedarguments
- the arguments for the method invocation (may benull
)- Throws:
NullPointerException
- if method, or ofType isnull
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Method Details
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traverse
Description copied from interface:PicoVisitor
Entry point for the PicoVisitor traversal. The given node is the first object, that is asked for acceptance. Only objects of typePicoContainer
,ComponentAdapter
, orParameter
are valid.- Specified by:
traverse
in interfacePicoVisitor
- Overrides:
traverse
in classAbstractPicoVisitor
- Parameters:
node
- the start node of the traversal.- Returns:
- a visitor-specific value.
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visitContainer
Description copied from class:TraversalCheckingVisitor
Visit aPicoContainer
that has to accept the visitor.- Specified by:
visitContainer
in interfacePicoVisitor
- Overrides:
visitContainer
in classTraversalCheckingVisitor
- Parameters:
pico
- the visited container.- Returns:
- CONTINUE_TRAVERSAL if the traversal should continue. Any visitor callback that returns ABORT_TRAVERSAL indicates the desire to abort any further traversal.
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getMethod
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getArguments
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invoke
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invoke
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