Package microsim.statistics.reflectors

Class StringInvoker

java.lang.Object

microsim.statistics.reflectors.StringInvoker

All Implemented Interfaces:

StringSource

public class StringInvoker
extends Object
implements StringSource

Employs Java reflection to call objects' methods which return string values.

Field Summary

Fields

Modifier and Type	Field	Description
protected Field	field
protected Method	method
protected Object	target

Fields inherited from interface microsim.statistics.StringSource

DEFAULT

Constructor Summary

Constructors

Constructor	Description
StringInvoker(@NonNull Class<?> target, @NonNull String fieldName, boolean isMethod)	Constructor.
StringInvoker(@NonNull Object target, @NonNull String fieldName, boolean isMethod)	Constructor.

Method Summary

Modifier and Type	Method	Description
@NonNull String[]	getCollectionValue(@NonNull Collection<?> c)	Converts a collection of strings to an array.
String	getString()	Invokes the method of the object passed to constructor and returns its double result.
String	getString(@NonNull Object target)	Invokes the method of the target object and returns its string result.
@NonNull String	getStringValue(@Nullable Enum<?> valueID)	This is an implementation of the StringSource interface.

Methods inherited from class java.lang.Object

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

Field Details

method

protected Method method

field

protected Field field

target

protected Object target

Constructor Details

StringInvoker

public StringInvoker(@NonNull
 @NonNull Object target,
 @NonNull
 @NonNull String fieldName,
 boolean isMethod)

Constructor.

Parameters:

target - It is the target object.

fieldName - A string representing the name of the method to invoke.

isMethod - If true the fieldName is a method, otherwise it is a property of the object.

Throws:

NullPointerException - when any of the input parameters is null.

StringInvoker

public StringInvoker(@NonNull
 @NonNull Class<?> target,
 @NonNull
 @NonNull String fieldName,
 boolean isMethod)

Constructor.

Parameters:

target - It is the class of the target object.

fieldName - A string representing the name of the method to invoke.

isMethod - If true the fieldName is a method, otherwise it is a property of the object.

Throws:

NullPointerException - when any of the input parameters is null.

Method Details

getString

public String getString(@NonNull
 @NonNull Object target)

Invokes the method of the target object and returns its string result.

Parameters:

target - Object to be invoked.

Returns:

The requested string value.

Throws:

NullPointerException - when target is null.

getString

public String getString()

Invokes the method of the object passed to constructor and returns its double result.

Returns:

The requested double value.

getStringValue

@NonNull
public @NonNull String getStringValue(@Nullable
 @Nullable Enum<?> valueID)

This is an implementation of the StringSource interface. It calls the getString(Object) method.

Specified by:

getStringValue in interface StringSource

Parameters:

valueID - This parameter is ignored. It is put for compatibility with the StringSource interface.

Returns:

The requested double value.

getCollectionValue

@NonNull
public @NonNull String[] getCollectionValue(@NonNull
 @NonNull Collection<?> c)

Converts a collection of strings to an array.

Parameters:

c - A Collection object.

Returns:

an array.