org.apache.velocity.util.introspection

Class UberspectImpl.VelMethodImpl

java.lang.Object

org.apache.velocity.util.introspection.UberspectImpl.VelMethodImpl

All Implemented Interfaces:

VelMethod

Enclosing class:

UberspectImpl

public static class UberspectImpl.VelMethodImpl
extends Object
implements VelMethod

Implementation of VelMethod

Constructor Summary

Constructors

Constructor and Description
VelMethodImpl(Method m)
VelMethodImpl(Method method, boolean wrapArray)
VelMethodImpl(Method method, boolean wrapArray, Converter<?>[] converters)

Method Summary

Modifier and Type	Method and Description
protected Object	doInvoke(Object o, Object[] actual) Offers an extension point for subclasses (in alternate Uberspects) to alter the invocation after any array wrapping or varargs handling has already been completed.
Method	getMethod() returns the underlying Method
String	getMethodName() returns the method name used
Class<?>	getReturnType() returns the return type of the method invoked
Object	invoke(Object o, Object[] actual) invocation method - called when the method invocation should be performed and a value returned
boolean	isCacheable() specifies if this VelMethod is cacheable and able to be reused for this class of object it was returned for
boolean	isVarArg()

Methods inherited from class java.lang.Object

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

Constructor Detail

VelMethodImpl

public VelMethodImpl(Method m)

Parameters:

m -

VelMethodImpl

public VelMethodImpl(Method method,
                     boolean wrapArray)

Parameters:

method -

wrapArray -

Since:

1.6

VelMethodImpl

public VelMethodImpl(Method method,
                     boolean wrapArray,
                     Converter<?>[] converters)

Parameters:

method -

wrapArray -

converters -

Since:

2.0

Method Detail

invoke

public Object invoke(Object o,
                     Object[] actual)
              throws IllegalAccessException,
                     InvocationTargetException

Description copied from interface: VelMethod

invocation method - called when the method invocation should be performed and a value returned

Specified by:

invoke in interface VelMethod

Parameters:

o -

actual -

Returns:

invocation result

Throws:

IllegalAccessException

InvocationTargetException

See Also:

VelMethod.invoke(java.lang.Object, java.lang.Object[])

doInvoke

protected Object doInvoke(Object o,
                          Object[] actual)
                   throws IllegalAccessException,
                          InvocationTargetException

Offers an extension point for subclasses (in alternate Uberspects) to alter the invocation after any array wrapping or varargs handling has already been completed.

Parameters:

o - target object

actual - arguments

Returns:

invocation result

Throws:

IllegalAccessException

InvocationTargetException

Since:

1.6

isVarArg

public boolean isVarArg()

Returns:

true if this method can accept a variable number of arguments

Since:

1.6

isCacheable

public boolean isCacheable()

Description copied from interface: VelMethod

specifies if this VelMethod is cacheable and able to be reused for this class of object it was returned for

Specified by:

isCacheable in interface VelMethod

Returns:

true if can be reused for this class, false if not

See Also:

VelMethod.isCacheable()

getMethodName

public String getMethodName()

Description copied from interface: VelMethod

returns the method name used

Specified by:

getMethodName in interface VelMethod

Returns:

The method name used

See Also:

VelMethod.getMethodName()

getMethod

public Method getMethod()

Description copied from interface: VelMethod

returns the underlying Method

Specified by:

getMethod in interface VelMethod

Returns:

the method

See Also:

VelMethod.getMethod()

getReturnType

public Class<?> getReturnType()

Description copied from interface: VelMethod

returns the return type of the method invoked

Specified by:

getReturnType in interface VelMethod

Returns:

The return type of the method invoked

See Also:

VelMethod.getReturnType()