de.innovationgate.utils

Class FormattingChain

java.lang.Object

de.innovationgate.utils.FormattingChain

All Implemented Interfaces:

ObjectFormatter

public class FormattingChain
extends java.lang.Object
implements ObjectFormatter

An object formatter that chains together multiple object formatters, that are processed in a well-defined order. Unlike other formatters the formatting chain never throws a FormattingException. Instead it collects FormattingExceptions that happen in one formatter in the chain in an errors list that is retrievable after the formatting operaion.

Constructor Summary

Constructors

Constructor and Description
FormattingChain()

Method Summary

Methods

Modifier and Type	Method and Description
void	addFormatter(ObjectFormatter formatter) Adds a formatter to the chain.
java.lang.String	format(java.lang.Object obj) Formats an object to a string
java.util.List	getErrors() Returns a List of FormattingException objects that represent the errors that occured on the last formatting operation.

Methods inherited from class java.lang.Object

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

Constructor Detail

FormattingChain

public FormattingChain()

Method Detail

addFormatter

public void addFormatter(ObjectFormatter formatter)

Adds a formatter to the chain. The formatters are processed in the order that they are added to the chain.

Parameters:

formatter -

format

public java.lang.String format(java.lang.Object obj)

Description copied from interface: ObjectFormatter

Formats an object to a string

Specified by:

format in interface ObjectFormatter

Parameters:

obj - The object

Throws:

FormattingException

See Also:

ObjectFormatter.format(Object)

getErrors

public java.util.List getErrors()

Returns a List of FormattingException objects that represent the errors that occured on the last formatting operation.