com.neurosys.etl.common.transformers

Class MethodInvokingTransformer

java.lang.Object

com.neurosys.etl.common.transformers.MethodInvokingTransformer

All Implemented Interfaces:

FunctionTransformer, Function, org.apache.commons.collections.Transformer

public class MethodInvokingTransformer
extends Object
implements FunctionTransformer

Spring MethodInvokingFactoryBean Transformer. Passes input as arguments to method. If the input is an Object[] then each index represents an argument else the entire is assumed to be a single input argument.

Author:

Arjun Dhar

See Also:

SpELTransformer

Constructor Summary

Constructors

Constructor and Description
MethodInvokingTransformer()
MethodInvokingTransformer(Class targetClass, String targetMethod)
MethodInvokingTransformer(Object targetObject, String targetMethod)

Method Summary

Modifier and Type	Method and Description
Class	getTargetClass()
String	getTargetMethod()
Object	getTargetObject()
boolean	isInputAsTargetObject() If true then targetObject will be ignored and the input will be assumed to be the target object.
boolean	isNoArguments() If the method name conflicts with another and we wish to invoke a No argument method then make this flag true
boolean	isReturnInput() If true, the output of this instance will return the input (for chaining purposes)
void	setInputAsTargetObject(boolean inputAsTargetObject) If true then targetObject will be ignored and the input will be assumed to be the target object.
void	setNoArguments(boolean noArguments) If the method name conflicts with another and we wish to invoke a No argument method then make this flag true
void	setReturnInput(boolean returnInput) If true, the output of this instance will return the input (for chaining purposes)
void	setTargetClass(Class targetClass)
void	setTargetMethod(String targetMethod)
void	setTargetObject(Object targetObject)
Object	transform(Object input)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.neurosys.etl.common.transformers.FunctionTransformer

apply

Methods inherited from interface java.util.function.Function

andThen, compose, identity

Constructor Detail

MethodInvokingTransformer

public MethodInvokingTransformer()

MethodInvokingTransformer

public MethodInvokingTransformer(Class targetClass,
                                 String targetMethod)

MethodInvokingTransformer

public MethodInvokingTransformer(Object targetObject,
                                 String targetMethod)

Method Detail

transform

public Object transform(Object input)

Specified by:

transform in interface org.apache.commons.collections.Transformer

getTargetClass

public Class getTargetClass()

setTargetClass

public void setTargetClass(Class targetClass)

getTargetObject

public Object getTargetObject()

setTargetObject

public void setTargetObject(Object targetObject)

getTargetMethod

public String getTargetMethod()

setTargetMethod

public void setTargetMethod(String targetMethod)

isNoArguments

public boolean isNoArguments()

If the method name conflicts with another and we wish to invoke a No argument method then make this flag true

setNoArguments

public void setNoArguments(boolean noArguments)

If the method name conflicts with another and we wish to invoke a No argument method then make this flag true

isInputAsTargetObject

public boolean isInputAsTargetObject()

If true then targetObject will be ignored and the input will be assumed to be the target object.

Default value:

false

setInputAsTargetObject

public void setInputAsTargetObject(boolean inputAsTargetObject)

If true then targetObject will be ignored and the input will be assumed to be the target object.

Default value:

false

isReturnInput

public boolean isReturnInput()

If true, the output of this instance will return the input (for chaining purposes)

Default value:

false

setReturnInput

public void setReturnInput(boolean returnInput)

If true, the output of this instance will return the input (for chaining purposes)

Default value:

false