Package com.storedobject.common

Class CustomMethodInvoker

java.lang.Object

com.storedobject.common.CustomMethodInvoker

All Implemented Interfaces:

MethodInvoker

Direct Known Subclasses:

StyledMethodInvoker

public abstract class CustomMethodInvoker
extends Object
implements MethodInvoker

An abstract base class that provides a customizable method invocation framework with support for caching the return type of the invoked method and handling attribute name assignment. This class implements the MethodInvoker interface and provides additional capabilities while delegating core behaviors to the interface.

Author:

Syam

Constructor Summary

Constructors

Constructor	Description
CustomMethodInvoker()	Default constructor for the CustomMethodInvoker class.
CustomMethodInvoker(String attributeName)	Constructs a new instance of CustomMethodInvoker with the specified attribute name.

Method Summary

Modifier and Type	Method	Description
String	getAttributeName()	Retrieves the name of an attribute associated with this method.
Class<?>	getReturnType()	Determines the return type of the `invoke` method defined in the implementing class.
Object	invoke(Object object, boolean logError)	Invokes a method on the provided object with an optional logging behavior for errors.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.storedobject.common.MethodInvoker

function, function, getTail, invoke, string, string

Constructor Details

CustomMethodInvoker

public CustomMethodInvoker()

Default constructor for the CustomMethodInvoker class. Initializes a new instance with a null attribute name. This constructor delegates to the parameterized constructor to ensure a consistent initialization process.

CustomMethodInvoker

public CustomMethodInvoker(String attributeName)

Constructs a new instance of CustomMethodInvoker with the specified attribute name.

Parameters:

attributeName - the name of the attribute to be associated with the method invoker, or null if no attribute name is specified.

Method Details

getAttributeName

public String getAttributeName()

Description copied from interface: MethodInvoker

Retrieves the name of an attribute associated with this method.

Specified by:

getAttributeName in interface MethodInvoker

Returns:

a string representing the attribute name, or null if no attribute name is defined.

getReturnType

public Class<?> getReturnType()

Description copied from interface: MethodInvoker

Determines the return type of the `invoke` method defined in the implementing class. If the `invoke` method cannot be located or an exception occurs, defaults to returning String.class.

Specified by:

getReturnType in interface MethodInvoker

Returns:

the Class object representing the return type of the `invoke` method or String.class if the method is not found or an error occurs.

invoke

public Object invoke(Object object,
 boolean logError)

Description copied from interface: MethodInvoker

Invokes a method on the provided object with an optional logging behavior for errors.

Specified by:

invoke in interface MethodInvoker

Parameters:

object - the object on which the method is to be invoked

logError - a boolean flag indicating whether errors during invocation should be logged

Returns:

the result of the method invocation, or null if the invocation fails