Interface Handler

All Superinterfaces:

ExtensionHandler

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
@Deprecated
public interface Handler
extends ExtensionHandler

Deprecated.

Use ExtensionHandler directly.

Implements the contract of a SQL Object method.

Field Summary

Fields inherited from interface org.jdbi.v3.core.extension.ExtensionHandler

EQUALS_HANDLER, HASHCODE_HANDLER, NULL_HANDLER

Method Summary

Modifier and Type	Method	Description
Object	invoke(Object target, Object[] args, HandleSupplier handleSupplier)	Deprecated. Executes a SQL Object method, and returns the result.
default Object	invoke(HandleSupplier handleSupplier, Object target, Object... args)	Deprecated. Gets invoked to return a value for the method that this handler was bound to.

Methods inherited from interface org.jdbi.v3.core.extension.ExtensionHandler

warm

Method Details

invoke

Object invoke(Object target,
 Object[] args,
 HandleSupplier handleSupplier)
       throws Exception

Deprecated.

Executes a SQL Object method, and returns the result.

Parameters:

target - the SQL Object instance being invoked

args - the arguments that were passed to the method.

handleSupplier - a (possibly lazy) Handle supplier.

Returns:

the method return value, or null if the method has a void return type.

Throws:

Exception - any exception thrown by the method.

invoke

default Object invoke(HandleSupplier handleSupplier,
 Object target,
 Object... args)
               throws Exception

Deprecated.

Description copied from interface: ExtensionHandler

Gets invoked to return a value for the method that this handler was bound to.

Specified by:

invoke in interface ExtensionHandler

Parameters:

handleSupplier - A HandleSupplier instance for accessing the handle and its related objects

target - The target object on which the handler should operate

args - Optional arguments for the handler

Returns:

The return value for the method that was bound to the extension handler. Can be null

Throws:

Exception - Any exception from the underlying code