cn.sliew.milky.dsl

Class AbstractBuilder<O>

java.lang.Object

cn.sliew.milky.dsl.AbstractBuilder<O>

All Implemented Interfaces:

Builder<O>

Direct Known Subclasses:

AbstractConfiguredBuilder

public abstract class AbstractBuilder<O>
extends Object
implements Builder<O>

Constructor Summary

Constructors

Constructor and Description
AbstractBuilder()

Method Summary

Modifier and Type	Method and Description
O	build() Builds the object and returns it or null.
protected abstract O	doBuild() Subclasses should implement this to perform the build.
O	getObject() Gets the object that was built.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractBuilder

public AbstractBuilder()

Method Detail

build

public final O build()
              throws Exception

Description copied from interface: Builder

Builds the object and returns it or null.

Specified by:

build in interface Builder<O>

Returns:

the Object to be built or null if the implementation allows it.

Throws:

Exception - if an error occurred when building the Object

getObject

public final O getObject()

Gets the object that was built. If it has not been started to build yet an Exception is thrown.

Returns:

the Object that was built

doBuild

protected abstract O doBuild()
                      throws Exception

Subclasses should implement this to perform the build.

Returns:

the object that should be returned by build().

Throws:

Exception - if an error occurs